CLASS 336, INDUCTOR DEVICES |
5 | POLYPHASE: |
This subclass is indented under the class definition. Inductor devices comprising plural inductor means arranged
structurally and/or by internal connection for use in a
two or more phase electrical system.
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10 | . Adjustable inductor: |
This subclass is indented under subclass 5. Subject matter wherein the inductor has means for adjusting
its inductance.
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12 | . Interconnected windings: |
This subclass is indented under subclass 5. Subject matter wherein the claimed subject matter sets forth specific electrical connections between plural inductor devices which devices comprise a structural unit, so that the devices may be incorporated in a plural phase system as an operating unit. | |
15 | WITH COIL WINDING AND/OR UNWINDING: |
This subclass is indented under the class definition. Adjustable inductor devices in which the number of effective
turns of a coil is changed by winding or unwinding the conductor
forming the coil.
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20 | WITH DEFORMABLE OR DISTORTABLE COIL AND/OR CORE: |
This subclass is indented under the class definition. Adjustable inductor devices wherein the inductance variation
is attained by changing the physical shape of either the coil or
core or both, usually by physically displacing portions of
the coil or core relative to other portions of the coil or core
respectively, by bending, twisting or stretching.
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30 | WITH CONDITION-RESPONSIVE INDUCTANCE ADJUSTING MEANS (E.G., BY ELECTROMAGNET): |
This subclass is indented under the class definition. Adjustable inductor devices where the change in inductance
is effected by adjusting or varying the inductance changing elements
of the device in response to a condition by condition sensing means
external to the device.
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40 | ADJUSTABLE BY MAGNETIC FORCE BETWEEN RELATIVELY MOVABLE PARTS OF THE INDUCTOR: |
This subclass is indented under the class definition. Adjustable inductor devices in which the inductance varying
element is adjusted in response to the magnetic force existing between
the magnetic elements (e.g., between the
core and coil or between coils) of the inductor device.
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41 | . Weight-counterbalanced coil or core: |
This subclass is indented under subclass 40. Subject matter in which the weight of one of the elements
which is moved by the magnetic force is counterbalanced at least
in part by a counterbalanced weight so that the magnetic force needed
to move the movable element is either less than or more than the
weight of the movable element.
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45 | WITH MOVABLE ELEMENT POSITION INDICATOR: |
This subclass is indented under the class definition. Adjustable inductor devices in which means are provided
for showing the displacement of an inductance changing element of
the inductor device relative to some fixed part of the device.
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55 | WITH MOVABLE ELEMENT POSITION INDICATOR: |
This subclass is indented under the class definition. Inductor devices wherein means are provided for modifying
or for controlling the temperature of the inductor device.
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57 | . With inductor insulating fluid circulating means: |
This subclass is indented under subclass 55. Subject matter in which the inductor device has a circumambient
liquid or gaseous insulating medium in contact with its coil or
core and wherein means, such as a pump or fan, is included
to force the medium to circulate for the purpose of effecting a
heat exchange between the medium and the inductor device.
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58 | . Liquid insulating medium: |
This subclass is indented under subclass 55. Subject matter wherein the inductor device is immersed in
a heat exchanging medium comprising an insulating liquid.
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59 | . Vented casing: |
This subclass is indented under subclass 55. Subject matter wherein the inductor has a housing or casing
which is provided with apertures (usually open to the atmosphere) to
allow circulation of air over selected surfaces of the contained
inductor.
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60 | . Ventilating passages (e.g., by coil section or core part spacers): |
This subclass is indented under subclass 55. Subject matter comprising passages between or through various
components of the inductor structure so that a cooling fluid may
circulate therethrough.
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61 | . Heat exchanging surfaces: |
This subclass is indented under subclass 55. Subject matter wherein a heat exchanging surface is structurally
combined with the coil or winding or the core of the inductor, or
the coil or winding or the core is especially adapted by its structure
to have a heat exchanging surface.
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62 | . Hollow conductor coil: |
This subclass is indented under subclass 55. Subject matter wherein at least one coil of the inductor
device is formed of a tubular conductor which is designed to convey
a temperature modifying fluid therethrough.
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65 | WITH MOUNTING OR SUPPORTING MEANS (E.G., BASE): |
This subclass is indented under the class definition. Inductor devices having exterior means to support the entire
inductor structure.
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66 | . Handle: |
This subclass is indented under subclass 65. Subject matter provided with means to manually hold or support
the inductor device.
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67 | . Bracket: |
This subclass is indented under subclass 65. Subject matter provided with means to rigidly attach and
support the inductor on or to a supporting surface. Usually
the support is adapted to be fastened to a wall and projects therefrom to
support the inductor in cantilever fashion.
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68 | . Suspension: |
This subclass is indented under subclass 65. Subject matter provided with mechanical coupling means by
means of which the inductor may be hung from an overhead position.
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69 | WITH COIL CAPACITANCE MODIFYING MEANS: |
This subclass is indented under the class definition. Inductor devices comprising means to modify the inherent
capacitive effects between (a) adjacent turns
of a winding, or (b) between adjacent
windings, or (c) between windings or turns
and adjacent structure such as a core or casing therefor.
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70 | . With surge potential gradient modifying means: |
This subclass is indented under subclass 69. Subject matter wherein the inherent inductor capacitance
relationships are modified by additional means which change the
potential gradient distribution through at least part of the inductor, and
which may include, in addition, connections to
various fixed or other potential points in the inductor, or
a rearrangement of coils or terminals to attain a potential gradient distribution
which will minimize the deleterious effect of surge or transient
electrical pulses or waves to which the inductor may be subjected.
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73 | WITH CLOSED COIL OR CONDUCTOR MEMBER: |
This subclass is indented under the class definition. Inductor devices which include a coil and a member which
has at least a portion of the member formed of nonmagnetic electrically conductive
material, the member being shaped so that it provides a
closed electrical circuit for current induced therein.
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75 | . Movable with respect to another coil: |
This subclass is indented under subclass 73. Subject matter wherein the coil and the conductive member
are relatively movable with respect to each other.
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77 | .. With magnetic portion: |
This subclass is indented under subclass 75. Devices in which a portion of the member is formed of magnetic
material.
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79 | .. Angularly movable: |
This subclass is indented under subclass 75. Devices in which the member is movable about an axis of
rotation.
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82 | COIL FORMS PROTECTIVE CASING: |
This subclass is indented under the class definition. Inductor devices wherein a coil or winding of the inductor
consists of a solid, unitary preformed casing which substantially
completely encloses the rest of the inductor structure.
A wound coil such as a toroidal or spherical coil which completely
encloses another coil and/or core is excluded from this subclass
and may be found in the appropriate structural subclasses below.
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83 | CORE FORMS CASING: |
This subclass is indented under the class definition. Inductor devices wherein the coils or windings are substantially
completely enclosed by the core structure except for such apertures in
the core structure necessary to allow passage of the coil or winding
leads.
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84R | WITH ELECTRIC AND/OR MAGNETIC SHIELDING MEANS: |
This subclass is indented under the class definition. Inductor devices provided with means for shielding at least
part of the inductor device from external electric or magnetic fields, or with
means to protect parts of the device from undesired electric or
magnetic fields originating in another part of the device, or
with means to prevent the inductor device from emanating undesired
electric or magnetic fields.
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84C | . Conductive |
This subclass has no definition. | |
84M | . Magnetic |
This subclass has no definition. | |
87 | . Adjustable inductor: |
This subclass is indented under subclass 84. Subject matter wherein means for adjustment of the inductance of the inductor device are included. | |
90 | WITH OUTER CASING OR HOUSING: |
This subclass is indented under the class definition. Inductor devices provided with a casing or housing to enclose
the inductor device.
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92 | . Internal inductor support: |
This subclass is indented under subclass 90. Subject matter wherein means are provided within the casing
to maintain the inductor device in a predetermined relation to the
casing.
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94 | . Fluid insulation: |
This subclass is indented under subclass 90. Subject matter wherein the housing or casing containing
the inductor contains an insulating fluid in which the inductor
is immersed.
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96 | . Potted type: |
This subclass is indented under subclass 90. Subject matter wherein the space between the casing or housing
and the inductor and its interstices is occupied by a semisolid
or solidified mass of insulating material such as sand or asphalt (or
other plastic material).
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98 | . Exposed core portions: |
This subclass is indented under subclass 90. Subject matter wherein a portion of the inductor core protrudes from the casing or housing, e.g., a transformer with "end bells" covering only the windings and a portion of the core. | |
100 | WITH VIBRATION CONTROL: |
This subclass is indented under the class definition. Inductor devices which are especially designed or provided
with some structure to inhibit or reduce the vibration, to
prevent failure from the vibration or to eliminate or reduce the
effects upon the device of the vibration caused by the fluctuations
in magnetic flux.
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105 | COMBINED: |
This subclass is indented under the class definition. Inductor devices combined with structure other than the
coil structure or the core structure or the supporting and spacing
structure for mounting the coils and/or cores with respect
to each other, or the structure or means for electrically
insulating the coil and core structure, and which are not
classified in any of the subclasses in this class preceding this
subclass.
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107 | . With connector: |
This subclass is indented under subclass 105. Subject matter combined with means to complete an external
electrical circuit connection to the inductor, said means
comprising readily-detachable, interengaging friction
or screw held, or pressure-exerting, coupling
elements.
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110 | WITH PERMANENT MAGNET: |
This subclass is indented under the class definition. Inductor devices which are provided with a permanent magnet
to modify the magnetic flux distribution.
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115 | RELATIVELY MOVABLE COILS: |
This subclass is indented under the class definition. Inductor devices having two coils which are relatively movable
with respect to each other.
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116 | . With means to change coil length and/or connections: |
This subclass is indented under subclass 115. Subject matter wherein one of the coils is provided with
means (a) to change the physical length of the
coil which is effective as an inductive component, (b) to
add or cut out turns or coils or to substitute a coil section or component
of different characteristics or position for a coil or (c) to
change the direction of current flow through at least a portion
of the coil conductor.
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117 | . With core: |
This subclass is indented under subclass 115. Subject matter wherein one of the coils is provided with
a core.
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118 | .. Relatively movable core and coils: |
This subclass is indented under subclass 117. Subject matter, wherein the core is relatively movable
with respect to the two coils which are movable with respect to
each other.
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119 | .. Coil and core movable as a unit: |
This subclass is indented under subclass 117. Subject matter wherein a core and a coil which are fixed
with respect to each other are movable as a unit relative to another
coil.
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120 | ... Angularly movable: |
This subclass is indented under subclass 119. Subject matter wherein the fixed core and coil unit is movable
about an axis of rotation.
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121 | . Angularly and linearly movable coils: |
This subclass is indented under subclass 115. Subject matter wherein a coil is movable about an axis of
rotation and is also movable in a linear path or wherein one coil
is movable about an axis of rotation and another coil is movable in
a linear path.
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122 | . Angularly movable: |
This subclass is indented under subclass 115. Subject matter wherein a coil is movable about an axis of
rotation.
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123 | .. About axis parallel to or coaxial with the other coil axis: |
This subclass is indented under subclass 122. Subject matter wherein the axis of rotation of the movable
coil is coincident with or parallel to the axis of the other coil.
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124 | .. Nonsymmetrically pivoted coil movable on axis transverse to other coil axis: |
This subclass is indented under subclass 122. Subject matter wherein the movable coil is movable about
an axis of rotation which is offset with respect to center of coil, the
axis of rotation of the movable coil being inclined at an angle
with respect to the axis of the other coil.
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125 | .. About axis normal to other coil axis: |
This subclass is indented under subclass 122. Subject matter wherein the movable coil is movable about
an axis of rotation which passes through the center of the coil
and which is perpendicular to the axis of the other coil.
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126 | ... Plural coils movable with respect to a coil: |
This subclass is indented under subclass 125. Subject matter having three or more coils, at least
two of the coils being angularly movable with respect to each other
and with respect to another coil.
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127 | ... Similar spherical-shaped coils: |
This subclass is indented under subclass 125. Subject matter wherein the coils are similar and have a
spherical shape.
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128 | ... Tubular stationary coil: |
This subclass is indented under subclass 125. Subject matter wherein the stationary coil has a tubular
shape.
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129 | . Movable along or parallel to other coil axis: |
This subclass is indented under subclass 115. Subject matter wherein the coil is movable along a linear
axis which is either coincident with or parallel to the coil axis
of the other coil.
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130 | RELATIVELY MOVABLE CORE AND COIL: |
This subclass is indented under the class definition. Adjustable inductor devices having a core and a coil which
are relatively movable with respect to each other so that the effective inductance
of the device may be varied.
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131 | . Plural coils with plural cores: |
This subclass is indented under subclass 130. Subject matter which includes a plurality of coils, each
of the coils being provided with a core which is relatively movable
with respect to the coil with which it is associated.
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132 | . Plural relatively movable core parts: |
This subclass is indented under subclass 130. Subject matter wherein the core is formed of a plurality
of separate parts, one of the parts being movable relative
to the other part.
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133 | .. Adjustable magnetic shunt: |
This subclass is indented under subclass 132. Subject matter wherein the inductor device is provided with
at least two coils, one of the core portions forming a
continuous flux path inductively coupling the two coils, the
movable magnetic core portion being arranged between the two coils
so as to provide an adjustable shunt for shunting some of the magnetic
flux from the core portion forming the continuous flux path so that
one of the coils may be linked by a different amount of magnetic
flux than that which links the other coil.
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134 | .. Adjustable air gap: |
This subclass is indented under subclass 132. Subject matter wherein the movable core portion in at least
one of the positions to which it may be moved provides an air gap
between itself and the other core portion.
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135 | ... Angularly movable: |
This subclass is indented under subclass 134. Subject matter wherein the movable core portion is movable
about an axis of rotation.
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136 | . Telescoping magnetic body and coil: |
This subclass is indented under subclass 130. Subject matter in which the core and a coil are relatively
movable in the direction of the axis of the coil and in variable
amount of overlapping relation.
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137 | WITH MEANS TO CHANGE COIL LENGTH OR CONNECTIONS: |
This subclass is indented under the class definition. Inductor devices wherein a coil is provided with means (a) to
change the physical length of the coil which is effective as an inductive
component, or (b) to add or cut out turns
or coils or to substitute a coil section or component of different
characteristics or position for a coil or (c) to
change the direction of current flow through at least a portion
of the coil conductor.
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138 | . Parallel-spaced conductors or coils bridged by movable connector: |
This subclass is indented under subclass 137. Subject matter comprising conductors (which may
be coils) lying in side by side relation, or having
a common axis, and bridged by a conducting member, which
member is movable along the conductors to include equivalent portions
of both conductors in each of its various positions.
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139 | . Contactor following helical conductor: |
This subclass is indented under subclass 137. Subject matter wherein the coil is formed of a helically
or spirally wound conductor, a movable contactor being
provided to make contact with the coil, the conductor contact
being movable along the length of the helical or spiral conductor
and maintaining a continuous contact with the conductor during such
movement so that the conductor contact of the contactor travels
in the helical or spiral path defined by the conductor and so that
in the range of adjustment of the contactor the change in effective impedance
is continuously changing (as distinguished from a step-by-step
change).
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140 | .. Plural movable contactors: |
This subclass is indented under subclass 139. Subject matter having a plurality of contactors for contacting
the helical or spiral conductor of the coil, or having
a plurality of spiral or helical coils with a contactor, which
follows and makes continuous contact with the conductor for each
coil, the plural contactors being capable of being moved
separately or differentially with respect to one another.
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141 | .. With contactor guide track: |
This subclass is indented under subclass 139. Subject matter having the movable contactor movably mounted
on and/or guided by an elongated bar or track member, the
bar or track member extending parallel to or being co-incident
with the coil axis.
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142 | . Coil connections changed by moving coil (e.g., coil substitution): |
This subclass is indented under subclass 137. Subject matter wherein the inductor device includes a plurality
of coils with separate electrical contacts or a coil having contact
means (e.g., taps) for
making contact with the coil at different places and a supporting
structure for the coils or coil, the supporting structure
being provided with electrical contacts for making contact with
less than all of the coils or with means for making contact at different
places on the coil, the plurality of coils or the tapped
coil being movably supported with respect to the supporting structure, and
the coils or coil and supporting structure being designed so that
as the coils or coil is moved, different coils or coil contacts
can be moved into circuit making relation with the contacts in the
supporting structure.
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143 | . With connection reversing means: |
This subclass is indented under subclass 137. Subject matter wherein the inductor device is provided with
a plurality of coil sections or a coil having means (e.g., taps) for
making contact with the coil conductor at different places, the
inductor device including means (e.g., a switch) to
reverse the inductive effect of one coil section or part with respect
to another coil section or part, and to thereby change
the effective inductance of the inductor device.
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144 | . With variable number of short-circuited turns: |
This subclass is indented under subclass 137. Subject matter having adjustable means to selectively form
a closed circuit with one or more turns of the coil.
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145 | . Plural coils (e.g., transformers): |
This subclass is indented under subclass 137. Subject matter wherein the inductor device is provided with
a plurality of coils in mutually inductive relation.
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146 | .. Inductance change in plural coils: |
This subclass is indented under subclass 145. Subject matter having means for changing the coil length
and/or connections of a plurality of the coils.
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147 | .. Plural coils or coil portions connected in parallel or in series and parallel: |
This subclass is indented under subclass 145. Subject matter in which there are a plurality of coils or
coil portions which are connected in parallel relation with respect
to each other, means being provided to change the coil
length or connections of the parallel connected coils or coil portions.
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148 | .. Autotransformers: |
This subclass is indented under subclass 145. Subject matter in which a coil portion forms at least a
part of a plurality of coils.
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149 | . Contactor slidable on coil winding: |
This subclass is indented under subclass 137. Subject matter comprising a coil and a contactor which travels
on and across the successive conductor turns of the coil, making
direct contact with the coil conductor.
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150 | . Series change (e.g., tap change): |
This subclass is indented under subclass 137. Subject matter wherein the inductor coil is provided with
a plurality of contact means so that the change in inductance can
be effected by adding or subtracting turns or coil portions in series
to the portion of the coil connected in the circuit.
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155 | INDUCTIVE REGULATORS WITH NO RELATIVELY MOVING PARTS: |
This subclass is indented under the class definition. Inductor devices comprising an inductor with no relatively
movable parts wherein (a) the inductance thereof
is variable in response to current flow therethrough or (b) a
magnetic shunt or air gap is provided to cause a high leakage reactance
between at least two magnetically coupled windings, or (c) the
core saturation of the device is controlled by an auxiliary bias
means such as a DC control winding.
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160 | . With magnetic shunt to increase leakage reactance: |
This subclass is indented under subclass 155. Subject matter comprising two or more magnetically coupled
windings or coils mounted on a core having at least one auxiliary
magnetic path which serves to divert a portion of the flux emanating
from one or more of the windings or coils so as to prevent the said
flux portion from linking one or more of the other windings or coils.
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165 | .. Air gap in magnetic shunt: |
This subclass is indented under subclass 160. Subject matter having an air gap in the auxiliary magnetic
path.
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170 | THREE OR MORE WINDINGS: |
This subclass is indented under the class definition. Inductor devices comprising three or more windings, not
elsewhere provided for.
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171 | . Noninductively related windings: |
This subclass is indented under subclass 170. Subject matter wherein the inductor device and its windings
are so constructed, positioned, arranged, and/or
connected that at least one of the windings is electromagnetically
decoupled with respect to the other windings.
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172 | COIL TURN LINKS PORTION OF CORE ACROSS SECTION (E.G., FRACTIONAL TURN): |
This subclass is indented under the class definition. Inductor devices wherein the inductor comprises a coil or
winding having a turn or series of full turns which embrace the
full transverse section of the core and which includes, in
addition, one or more shorter turns which embrace only
a portion of the transverse section of the core. The core
flux path may be a single solid or laminated core leg with a small
piece thereof cut out to permit the "partial turns" to enclose a
smaller cross-section of the core flux path than is enclosed
by the full turns; or the core flux path may consist of
two or more parallel core legs of a single core or of two independently
constructed cores with the full turns enclosing the core legs in
cross-section, and the "partial turns" enclosing
in like manner fewer core legs than those enclosed by the full turns.
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173 | INTERLINKED COILS OR WINDINGS (E.G., CURRENT TRANSFORMER): |
This subclass is indented under the class definition. Inductor devices in which two or more coils or windings
of the device, as defined by the limiting or boundary surfaces
of their turns, cross each other so as to be interlinking.
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174 | . Coil surrounding linear conductor: |
This subclass is indented under subclass 173. Subject matter wherein one of the interlinking coils is
a linear conductor and is surrounded by another coil.
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175 | CORE SURROUNDING LINEAR CONDUCTOR: |
This subclass is indented under the class definition. Inductor devices in which a linear conductor comprising
the inductor winding or coil is surrounded by a magnetic core.
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176 | . Hinged core: |
This subclass is indented under subclass 175. Subject matter in which the magnetic core surrounding the
linear conductor comprises plural parts which are hinged at some
point, usually to facilitate placing the core about the
conductor.
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177 | WITH COIL OR MAGNETIC MATERIAL: |
This subclass is indented under the class definition. Inductor devices wherein the conductor of a coil of the
device is constructed in whole or in part of magnetic material.
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178 | WITH CLOSED CORE INTERRUPTED BY AN AIR GAP: |
This subclass is indented under the class definition. Inductor devices comprising a structure having a closed
core which is partially or completely interrupted at one or more
points by nonmagnetic separators or air gaps.
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179 | COILS WITH TEMPERATURE COMPENSATING MEANS: |
This subclass is indented under the class definition. Inductor devices wherein the coil or winding and/or
supporting structure thereof is so constructed as to maintain the
inductance of the device constant over a predetermined range of
ambient temperature, or wherein the device is designed
to follow a predetermined law of variation of inductance with ambient
temperature.
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180 | WINDING FORMED OF PLURAL COILS (SERIES OR PARALLEL): |
This subclass is indented under the class definition. Inductor devices wherein the device is comprised of at least
one winding having a plurality of coils which are connected or are
specifically designed to be connected together.
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181 | . Wound to reduce external magnetic field (i.e., fieldless winding): |
This subclass is indented under subclass 180. Subject matter in which the coils of the winding are so
positioned, constructed and connected that the resultant
external magnetic field set up, when current is caused
to flow in each of the coils, is substantially reduced
or cancelled (i.e., so-called
"fieldless" coils).
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182 | . Two windings (e.g., transformer): |
This subclass is indented under subclass 180. Subject matter in which the inductor includes two windings, at
least one of which is formed of plural coils.
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183 | .. Coils of different windings interposed: |
This subclass is indented under subclass 182. Subject matter in which at least one coil of one winding
is positioned between separate coils of another winding.
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184 | . Coils having different axis or on different core legs: |
This subclass is indented under subclass 180. Subject matter wherein the coils of an inductor winding
are distributed on different legs of the inductor core means, or
wherein at least two coils of an inductor winding are so positioned that
their axes do not coincide.
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185 | . Coil supports or spacers: |
This subclass is indented under subclass 180. Subject matter comprising preformed supporting, holding
or spacing means which supports, holds or maintains in
spaced apart relationship a plurality of coils of a winding.
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186 | COIL FORMED OF PARALLEL CONNECTED CONDUCTORS: |
This subclass is indented under the class definition. Inductor devices comprising a coil having convolutions or
turns formed of plural strand or multiple type conductors, which strands
or conductors are electrically connected in parallel.
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187 | . Crossed or transposed conductors: |
This subclass is indented under subclass 186. Subject matter in which the plural conductors comprising
the coil are transposed in positional relationship to each other
at a plurality of points.
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188 | TWO WINDINGS WITH MUTUALLY CROSSED WINDING TURNS: |
This subclass is indented under the class definition. Inductor devices wherein the device comprises two windings
whose respective turns are mutually crossed at a plurality of points.
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189 | COIL WITH CROSSED TURNS: |
This subclass is indented under the class definition. Inductor devices comprising inductor coils in which the
conductor thereof is in crossed relationship with itself at a plurality
of points in its length.
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190 | . Bank or universal wound coils (e.g., honeycomb, random wound): |
This subclass is indented under subclass 189. Subject matter wherein the inductor comprises a coil of
more than one layer of conductor (e.g., honeycomb
and random or scramble wound coils).
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191 | . Basket weave (single layer): |
This subclass is indented under subclass 189. Subject matter wherein the inductor comprises a single layer
coil of the basket weave type. This subclass includes
basket weave coils where the layer is concentric to the coil axis and
spider web coils where the layer lies in a surface normal to the
coil axis.
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192 | WINDING WITH TERMINALS, TAPS, OR COIL CONDUCTOR END ANCHORING MEANS: |
This subclass is indented under the class definition. Inductor devices comprising inductors with means, such
as terminal lugs, for effecting external electrical connection
to the inductor coil conductor ends, or wherein means are
provided to effect electrical connection intermediate the coil conductor
ends (e.g., tap connections), and/or
wherein means are provided to fasten or tie in the end turn or turns
of the coil conductor to prevent loosening or unravelling thereof.
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195 | COIL SUPPORTED WITHIN GROOVED OR HOLLOW COIL CONDUCTOR OF ANOTHER COIL: |
This subclass is indented under the class definition. Inductor devices wherein one coil conductor supports another
coil conductor in specifically provided channels, grooves, recesses, or
hollow spaces within such supporting coil conductor.
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196 | WITH SUPPORTING AND/OR SPACING MEANS BETWEEN COIL AND CORE: |
This subclass is indented under the class definition. Inductor devices comprising the combination of coil and
core with means to hold the coil and core in fixed relative relation
to each other or wherein electrical insulating material is interposed
between the core and coil.
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197 | . Coil clamps or wedges: |
This subclass is indented under subclass 196. Subject matter wherein the means for holding the coil relative
to the core includes a clamping or wedging means.
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198 | . Preformed insulation between coil and core (e.g., spool): |
This subclass is indented under subclass 196. Subject matter wherein there is a structure of predetermined
shape (e.g., a spool) of
electrically insulating material interposed between coil and core.
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199 | COIL OR COIL TURN SUPPORTS OR SPACERS: |
This subclass is indented under the class definition. Inductor devices comprising supports or forms for coils, coil
conductors or coil conductor turns, or means to space coil
conductors, coil conductor turns, or spacers and
supports for more than one coil (each said one coil constituting
a separate independent winding) and which support or spacing
means is not provided for in any of the preceding subclasses.
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200 | . Printed circuit-type coil: |
This subclass is indented under subclass 199. Subject matter wherein the inductor coil structure comprises
a conductive coating material on a base. For example, such
as produced by a printing, painting, spraying, electro-deposition or
similar coating method, or by the removal of adherent conducting
material from an insulating base by etching, grinding, or
the like.
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205 | . Coil turns cemented to support or embedded in plastic: |
This subclass is indented under subclass 199. Subject matter wherein the conductor forming the coil is
wholly or partially embedded in plastic supporting or adhesive electrically
insulating material, which material holds or supports the
adjacent coil conductor portions in spaced apart relation.
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206 | . Flexible filament, strip or sheet insulation: |
This subclass is indented under subclass 199. Subject matter wherein flexible filament, strip, or
sheet insulation holds, supports or maintains in spaced
apart relation adjacent coil conductor portions, coil layers, or
coils.
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207 | . With coil turn spacer: |
This subclass is indented under subclass 199. Subject matter wherein means are provided for maintaining
coil turns or adjacent portions of the coil conductor in spaced
apart relation. The means, by way of example, may
be individual spacers or coil conductor holding grooves of a coil
supporting form.
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208 | . Coil on a preformed support or mount: |
This subclass is indented under subclass 199. Subject matter comprising coil supports having a definite
shape and which are not provided for in any of the preceding subclasses.
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209 | COIL WRAPPER ON BINDER: |
This subclass is indented under the class definition. Inductor devices comprising coils or windings externally
wrapped or bound with flexible insulating sheet or tape and not
previously provided for in any of the subclasses above.
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210 | WITH CORE CLAMPS, WEDGES OR FASTENERS: |
This subclass is indented under the class definition. Inductor devices comprising inductor core structure with
means for fastening plural parts of the core or the core laminations
into a single integral core.
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211 | CONCENTRIC OR NESTED CORE ELEMENTS: |
This subclass is indented under the class definition. Inductor devices comprising inductor core structure formed
of concentric, nested, or telescoped core elements
of magnetic material.
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212 | PLURAL PART CORE: |
This subclass is indented under the class definition. Inductor devices comprising a core of preformed parts, each
part of which may be a single integral structure of magnetic material
or wherein each part may be built up of separate sheets or wires
of magnetic material (e.g., and assemblage
of preformed laminated magnetic leg or yoke members).
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213 | WOUND CORE: |
This subclass is indented under the class definition. Inductor devices comprising inductor core structure formed
of a continuous, wound strip or filament of magnetic material.
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214 | MULTIPLE MAGNETIC PATHS: |
This subclass is indented under the class definition. Inductor devices comprising inductor core structure with
more than one independent and distinct closed loop of magnetic material, the
loops forming closed magnetic circuits adapted to thread through
and about the coil means of the inductor.
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215 | . Three or more: |
This subclass is indented under subclass 214. Subject matter wherein the number of independent and distinct
closed loops of magnetic material is three or more.
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216 | CORE JOINT STRUCTURE: |
This subclass is indented under the class definition. Inductor device comprising the particular core structure
at the point of juncture of magnetic elements or parts of the core.
The elements or parts are usually the leg and yoke members of the
core.
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217 | . Overlapping laminations (e.g., "break joint"): |
This subclass is indented under subclass 216. Subject matter wherein the elements or parts comprising
the core joint consists of groups of plates or laminations of magnetic
material, which are interleaved at the core joint.
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218 | MAGNETIC ORIENTATION (I.E., DIRECTIONALLY PRESTRESSED CORE MATERIAL): |
This subclass is indented under the class definition. Inductor devices wherein the core is built up of elements
of directionally prestressed material so arranged as to exhibit
desired directional magnetic and/or electric properties. Usually
the desired directional property is produced by taking advantage
of the anisotropy of the crystal structure of the magnetic material by
rolling and then heating to orient the grain structure, the
permeability of the resultant product being a maximum in the direction
of rolling.
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219 | CORE INSULATION (E.G., BETWEEN CORE PARTS): |
This subclass is indented under the class definition. Inductor devices comprising a core built up of elements
of magnetic material separated from each other by elements of electrically insulating
material. Laminated cores with electrical insulation between
the magnetic laminations of the core are in this subclass.
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220 | TWO WINDINGS: |
This subclass is indented under the class definition. Inductor devices comprising an inductor having two windings, each
winding constituting a coil adapted to be connected to an external
circuit and not provided for in any of the preceding subclasses.
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221 | COIL AND CORE: |
This subclass is indented under the class definition. Inductor devices comprising the combination of coil and
core in general and which is not provided for in any of the preceding
subclasses.
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222 | WINDINGS: |
This subclass is indented under the class definition. Inductor devices comprising an inductor winding structure
not provided for in any of the preceding subclasses. For
example, windings having coil conductors made of a particular composition, other
than magnetic material, are in this subclass.
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223 | . Having conductor of particular shape (e.g., tapered longitudinally or of noncircular cross section): |
This subclass is indented under subclass 222. Subject matter wherein the coil is formed of a conductor
having cross-sectional dimensions of different values along
the length of the conductor and/or wherein the cross-sectional
configuration of the conductor is other than circular.
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224 | . Nonuniformly spaced turns: |
This subclass is indented under subclass 222. Subject matter wherein the distance between adjacent turns
of the coil conductor changes along the coil winding.
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225 | COILS OF SPECIAL CONFIGURATION: |
This subclass is indented under the class definition. Inductor devices wherein the coils forming the winding or
the coil, per se, has a distinctive external contour
or shape.
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226 | . Figure "8" section: |
This subclass is indented under subclass 225. Subject matter wherein the coil conductor has a "figure 8" shape in a plane transverse to the coil axis. | |
227 | . Polyhedral section: |
This subclass is indented under subclass 225. Subject matter wherein the coil conductor has a polygonal shape in a plane transverse to the coil axis. | |
228 | . "D" section: |
This subclass is indented under subclass 225. Subject matter wherein the coil conductor has a "D" shape in a plane transverse to the coil axis. | |
229 | . Toroidal: |
This subclass is indented under subclass 225. Subject matter wherein the coil axis describes a closed curve (e.g., a circle). | |
230 | . Spherical: |
This subclass is indented under subclass 225. Subject matter wherein the coil has an external surface
similar to that generated by a circle rotated about a diameter.
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231 | . Conical: |
This subclass is indented under subclass 225. Subject matter wherein the coil has an external surface
similar to that generated by a right triangle rotated about a side.
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232 | . Planar type: |
This subclass is indented under subclass 225. Subject matter wherein the coil turns lie substantially
in a plane.
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233 | CORE (E.G., COMPRESSED POWDER): |
This subclass is indented under the class definition. Inductor devices comprising the structure of the magnetic
body of the inductor device.
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234 | . Laminated type (includes bundles of rods or wires): |
This subclass is indented under subclass 233. Inductor devices having a core or magnetic body comprising
superimposed bundles or layers of magnetic material in the form
of sheets, rods, or wires. Single sheets, punchings, rods or
wires which have such configuration that they are of no utility
except in building up a core for use in an inductor device falling
within the class definition are classified in this subclass.
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FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
This subclass has no definition. | |
DIG1 | SUPERCONDUCTIVE |
This subclass has no definition. | |
DIG2 | SEPARABLE |
This subclass has no definition. | |