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Class 335 | ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS |
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1 | COMBINED DIVERSE SWITCHES (E.G., MANUAL-ACTUATED AND ART TYPE) |
2 | ELECTROMAGNETICALLY ACTUATED SWITCHES |
3 | Utilizing magnetostrictive elements |
4 | Radio frequency switch (e.g., T/R switch) |
6 | Automatic circuit-interrupting devices (e.g., circuit-protective devices) |
7 | Responsive to plural diverse circuit conditions (e.g., voltage and current) |
8 | Multipole or polyphase |
11 | Plural switches |
12 | With shunting contacts |
13 | With auxiliary switch means (e.g., for energizing coil) |
14 | With direct connected contact separating means |
15 | With contact biasing, holding or pressure control means |
17 | With switch condition signalling, indicating or alarm means |
18 | Responsive to predetermined or abnormal current condition (e.g., direction, phase angle or amplitude) |
20 | Voltage responsive (under, over or no voltage) |
21 | With latch or trip means |
22 | Plural latch or combined latch operating means for single latch |
24 | Trip-free (i.e., cannot be manually reclosed while overload exists) |
26 | Reclosing or resetting |
27 | Automatic combined with manual |
28 | Automatic combined with timing or delay means |
35 | Plural trips or combined operating means for single trip (e.g., magnetic with thermal) |
38 | Magnetic |
39 | With time delay (e.g., thermal) |
41 | With magnetic flux winding directly in series with main contacts |
42 | With adjusting or calibrating means |
43 | Thermal |
46 | With contact rebound or other undesirable motion prevention means |
47 | Utilizing conductive liquid (e.g., mercury) |
48 | Comprising three or more electrodes or circuit-completion means |
49 | With liquid-displacement means |
50 | Comprising plural interconnected liquid containers |
51 | Magnetic |
54 | Tiltable or rotating liquid chamber |
55 | Armature structure |
57 | Contact or electrode structure |
59 | Retarded or delayed type |
60 | Plural sets of contacts alternately, consecutively or selectively opened or closed |
61 | With pneumatic delay means (e.g., dashpot, etc.) |
62 | With hydraulic delay means |
63 | With magnetic or electromagnetically actuated delay means |
64 | With mechanical delay means |
66 | Electrothermal delay means |
67 | Adjustable or regulatable |
68 | With motor |
69 | Reversible or oscillatable |
70 | Frequency-responsive or synchronous |
71 | Contact actuating structure |
72 | Plural contacts |
73 | Eccentric or cam |
74 | Including brake, clutch or detent |
76 | Comprising energy storage means (e.g., wound spring) |
77 | With locking, latch or tripping structure |
78 | Polarity-responsive |
79 | Storage or memory type (e.g., bistable) |
80 | Armature structure |
83 | Contact structure of composition |
84 | Magnetic structure (e.g., saturable) |
86 | With adjusting means |
87 | Periodic (e.g., vibrators) |
88 | Plural periodic switches or with plural pairs of contacts |
90 | With vibrating or oscillating element damping, frequency adjusting or vibration control |
91 | Actuating magnet structure or material |
93 | Vibratory reed or other periodic contact actuator |
95 | Armature |
97 | Contact arrangement or composition |
99 | Alternating or fluctuating current type |
100 | Induction or eddy current (e.g., vane or closed conductive loop) |
101 | Preselected or synchronous frequency responsive |
102 | Polyphase |
103 | With plural magnetic-actuating structures |
104 | With chatter, bounce or vibration-prevention means |
105 | With damping or adjustment means |
106 | Multiple contact type |
107 | Contacts-selectively, sequentially, alternately, or intermittently actuated |
108 | Automatic telephone type |
109 | Plural or multidirection mechanical selector motions |
113 | With holding, locking or latching means |
114 | Rotary selector motion |
115 | Reciprocating selector motion (e.g., sliding) |
116 | With reset or selector-restoring means |
117 | With operational mode-varying means |
118 | Motor-driven |
119 | Plural armatures |
121 | Contact-actuation means |
127 | Simultaneously actuated |
128 | By pivotal or rockable armature |
129 | Movable contacts or slidable card bar or comb |
130 | Movable contacts on circular card or comb structure |
131 | By reciprocating armature |
132 | With adjustable, replaceable or interchangeable structural features |
133 | Contact structure or arrangement |
136 | With plural magnet or coil means |
138 | Step-by-step type (e.g., closure responsive to predetermined number of control pulses |
141 | With electrothermal-actuating means (e.g., expansible wire) |
142 | Fusible element |
143 | Independently operative |
144 | With armature positioning or adjusting |
145 | Bimetallic element |
146 | Thermomagnetic (e.g., device whose magnetic permeability changes with temperature) |
147 | Electrodynamically actuated |
151 | Vacuum or hermetically sealed type (e.g., reed switch) |
152 | Plural |
153 | With permanent magnet structure |
154 | Armature, contact or contact-actuating means (e.g., sealed reed) |
155 | With predetermined current or voltage value-responsive actuator |
156 | With protective means for switch or contacts |
157 | With operation-inhibiting means (shock resistant) |
159 | Plural independently operable switches |
160 | Interlocking |
162 | With unitary housing, support or flux path |
163 | With unitary or common magnetic flux source |
164 | Manually or gravity-operated latch with electromagnetic trip |
165 | Contact-actuating means unitary with latch or trip |
166 | With latch- or trip-reset means |
167 | Latching means |
168 | With positive lock (against movement) |
169 | Plural or with auxiliary latch |
170 | Magnetically operated |
171 | Including spring-biasing or energy-storage means |
172 | Tripping means |
177 | Plural magnets or flux sources |
178 | Of diverse electrical characteristics |
179 | Of diverse magnetic characteristics (e.g., permanent plus electromagnet) |
180 | With common core or single armature |
183 | Magnetic fields or torques acting alternately in opposite directions |
184 | With plural reciprocating armatures aligned or rigidly connected |
185 | Contact-actuating means |
186 | Plural or combined (e.g., manual with other) |
187 | Unitary with armature |
188 | Snap-action |
189 | Mechanical linkage |
192 | With biasing means (open or closed) |
193 | With vibration-, bounce- or chatter-prevention means |
194 | With pressure-maintaining or adjusting means |
196 | Contact composition or structure |
197 | Adjustable or readily detachable |
199 | Printed circuit |
200 | Pivoted or relatively movable independently of the armature |
201 | With arc-suppression or extinguishing means |
202 | With housing or support means |
203 | With armature structure |
204 | Through conductor type (i.e., conductor field actuates armature) |
205 | PERMANENT MAGNET-ACTUATED SWITCHES |
209 | MAGNETS AND ELECTROMAGNETS |
210 | Electron or ion beam deflecting type |
211 | With magnetic shunt |
212 | With adjustable magnetic element (e.g., to change the air gap, or its position on the cathode ray tube) |
213 | With coil structure |
215 | Magnetostrictive-type device |
216 | Superconductive type |
217 | Temperature-responsive type (e.g., temp. compensation means) |
219 | Combined with diverse-type art device |
220 | With magneto-mechanical motive device (e.g., electromagnet with armature) |
221 | Frequency-responsive type |
222 | With relatively movable coil and permanent magnet (e.g., D'Arsonval type) position on the cathode ray tube) |
223 | With relatively movable conductors (e.g., dynamometer) |
227 | Saturable magnetic type |
228 | With motion-conversion means (e.g., reciprocating to rotary motion) |
229 | With permanent magnet |
236 | With a shunt path for magnetic flux |
238 | With auxiliary armature-movement control means (e.g., manual) |
239 | With time delay armature-movement control means |
243 | Alternating current type |
244 | Flux phase displacement or varying means |
247 | With chatter- or noise-preventing means |
248 | Spring or cushion-type vibration absorber |
249 | Special armature construction or mounting means (e.g., to assure positive seating of armature) |
250 | Coil construction or mounting means |
251 | With plunger-type armature |
252 | With vibrating armature |
253 | With armature latch means (e.g., means to retain armature in open or closed position |
255 | With plunger-type armature |
256 | Plural coils controlling a single armature |
257 | With shock-absorbing means (e.g., means to absorb the shock of armature or plunger) |
258 | With armature stroke adjustment |
259 | Plural plungers |
260 | With sealed enclosure (e.g., dust or moistureproof) |
261 | Armature structure or material |
265 | Plural armatures actuated by single electromagnetic coil |
266 | Plural coils or magnets control armature movement |
269 | With dynamically balanced armature |
270 | Armature-mounting means |
271 | With armature bounce or vibration-preventing means |
272 | Rotating disk or cylindrical armature |
273 | With armature-adjusting means (e.g., means to adjust the relative distance between core and armature) |
274 | With armature-biasing means or bias-adjustment means |
275 | Hinge joint type armature-mounting means |
276 | Pivot support type armature-mounting means |
277 | With shock absorption, vibration or bounce-preventing means |
278 | With casing or enclosure |
279 | Armature shape, structure or material |
281 | Core or pole shape, structure or material |
282 | Coil shape, structure or material |
283 | Blade sharpening or conditioning type magnets |
284 | For magnetizing or demagnetizing |
285 | Work or object holding type |
286 | With workpiece to magnet adapted or fixture (e.g., to bridge flux) |
288 | Rotary-type magnetic chuck (permanent or electromagnet type) |
289 | Electromagnet type (e.g., electromagnetic chuck) |
290 | With circuit control means |
291 | Lifting or attracting type (e.g., for lifting pigiron or pulling hairpins) |
295 | With magnetic-hold control means (e.g., means to control the hold strength) |
296 | Magnet structure or material |
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