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Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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LADDERS (E04F 11/00 takes precedence; step-stools A47C 12/00; adaptation of ladders to use on ships B63B, to use on aircraft B64; scaffolding E04G)
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Ladders in general (mounted on undercarriages or vehicles E06C 5/00; permanently attached to fixed structures E06C 9/00)
.
{
Ladders in use as furniture or ladders in relation to furniture, e.g. in cupboards (step-stools, chairs or benches requiring conversion between the step and seat functions A47C 12/02)
}
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E06C 1/02
.
with rigid longitudinal member or members
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. .
Ladders for resting against objects, e.g. walls poles, trees (supports for ladder heads E06C 7/48)
E06C 1/06
. . .
in one piece
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. . .
multi-part
{
(E06C 1/32 takes precedence)
}
E06C 1/10
. . . .
Sections fitted end to end
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. . . .
extensible, e.g. telescopic
E06C 1/125
. . . . .
{
with tubular longitudinal members nested within each other
}
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E06C 1/14
. .
Ladders capable of standing by themselves
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. . .
with
{
hinged
}
struts which rest on the ground (with struts rigid with the ladder E06C 1/24; having platforms E06C 1/39)
. . . .
with supporting struts formed as ladders
{
(E06C 1/32 takes precedence)
}
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. . . .
with supporting struts formed as poles
{
(stabilising struts E06C 7/423)
}
. . . . .
with extensible, e.g. telescopic, ladder parts or struts
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. . .
{
Non-hinged
}
free-standing ladders
E06C 1/26
. . . .
in one piece
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E06C 1/28
. . . .
multi-part (with movable supporting struts formed as ladders E06C 1/18)
E06C 1/30
. . . . .
extensible, e.g. telescopic
. .
Ladders with a strut which is formed as a ladder and can be secured in line with the ladder
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. .
Ladders attached to structures, such as windows, cornices, poles, or the like (
{
E06C 9/12 takes precedence
}
; ladders permanently fastened to buildings E06C 9/00,
{
e.g. climbing irons E06C 9/04
}
)
E06C 1/345
. . .
{
specially adapted to be installed parallel to the roof surface
}
. . .
Ladders suspendable by hooks or the like
{
(ladderhooks E06C 7/505)
}
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. .
Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
E06C 1/381
. . .
{
Ladders with rungs or treads attached only to one rigid longitudinal member
}
E06C 1/382
. . .
{
Tripod ladders
}
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. . .
Foldable ladders in which the longitudinal members are brought together on folding
{
(E06C 9/085 takes precedence)
}
E06C 1/3835
. . . .
{
having collapsible steps comprising a hinge in their central part
}
. . .
having tip-up steps
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. . .
Ladders having platforms; Ladders changeable into platforms (platforms for use on ladders E06C 7/16)
E06C 1/393
. . . .
Ladders having platforms foldable with the ladder
. . .
characterised by having wheels, rollers, or runners
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.
with non-rigid longitudinal members
E06C 1/525
. .
{
made of a continuous strip of material
}
. .
of the lazy-tongs type
. .
Rope or chain ladders
.
with both rigid and non-rigid longitudinal members
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Ladders characterised by being mounted on undercarriages or vehicles Securing ladders on vehicles (ladders having wheels, rollers, or runners E06C 1/397)
{
ladders on boats B63B 27/14
}
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.
with rigid longitudinal members
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. .
capable of being elevated or extended
{
Fastening means during transport, e.g. mechanical, hydraulic
}
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. . .
by piston and cylinder, or equivalent means, operated by a pressure medium
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E06C 5/08
. . . .
derived directly from a pressure reservoir
E06C 5/10
. . . . .
charged by a pump or compressor driven by the motor of the vehicle or another motor on the vehicle
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E06C 5/12
. . . .
derived directly from a pump or compressor
E06C 5/14
. . . . .
driven by the motor of the vehicle or another motor on the vehicle
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E06C 5/16
. . .
using mechanical transmission only, with or without fluid or other non-mechanical couplings or clutches
E06C 5/18
. . . .
using power from the motor of the vehicle or another motor
. . . .
using hand-power (hand-operated extending means carried by the ladder E06C 7/04)
. . .
by, or with the assistance of, springs (E06C 5/06, E06C 5/16 take precedence)
. .
Dismounting ladders from vehicles
{
or supporting means
}
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.
with non-rigid longitudinal members
. .
of the lazy-tongs type
E06C 5/30
. .
formed of links which reinforce themselves against each other
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.
Accessories
{
e.g. brakes on ladders
}
. .
Indicating devices
. .
Safety devices against slipping or falling of ladders; Safety device against overloading ladders
. .
Devices for blocking the springs of the vehicle; Devices for supporting the undercarriage directly form the ground
E06C 5/40
. .
Devices for canting ladders laterally
E06C 5/42
. .
Devices for altering inclination; Latching devices therefor
{
Balancing arrangements
}
. .
Other accessories on ladders, e.g. acoustical signalling devices, dismountable switchboards
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Component parts, supporting parts, or accessories
.
{
Indicating devices, e.g. user warnings or inclinators
}
E06C 7/006
.
{
Devices for preventing access
}
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.
Extending means (for ladders mounted on undercarriages or vehicles E06C 5/00)
. .
Hand-operated extending means carried by the ladder
.
Securing devices or hooks for parts of extensible ladders
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.
Special construction of longitudinal members, or rungs or other treads
E06C 7/081
. .
{
Rungs or other treads comprising anti-slip features
}
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E06C 7/082
. .
{
Connections between rungs or treads and longitudinal members
}
E06C 7/083
. . .
{
Bracket type connection
}
E06C 7/084
. . .
{
Rungs comprising projecting tabs or flanges
}
E06C 7/085
. . .
{
achieved by deforming the rung or the stile; E06C 7/084 takes precedence
}
E06C 7/086
. . .
{
with a connecting piece inserted in a hollow rung; E06C 7/088 takes precedence
}
E06C 7/087
. . .
{
with a connecting piece installed around the rung
}
E06C 7/088
. . .
{
with tie rods parallel to the rungs
}
E06C 7/10
.
Reinforcements for ladders
.
Lifts or other hoisting devices on ladders
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.
Holders for pails or other equipment on or for ladders
E06C 7/143
. .
{
specially adapted to be inserted into the end of a hollow rung
}
E06C 7/146
. .
{
made from wire; E06C 7/143 takes precedence
}
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.
Platforms on, or for use on, ladders, e.g. liftable or lowerable platforms (aspects relating to the lifting B66F)
E06C 7/165
. .
{
specially adapted to be fixed to only one rung
}
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.
Devices for preventing persons from falling (life-saving belts A62B 1/16)
{
Safety devices for window-cleaners A47L 3/00
}
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E06C 7/181
. .
{
Additional gripping devices, e.g. handrails
}
E06C 7/182
. . .
{
situated at the top of the ladder
}
E06C 7/183
. . .
{
situated along the ladder
}
E06C 7/185
. .
{
Devices providing a back support to a person on the ladder, e.g. cages
}
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. .
{
Rail or rope for guiding a safety attachment, e.g. a fall arrest system
}
E06C 7/187
. . .
{
Guiding rail
}
. .
{
Accessories for temporary stabilising a ladder, e.g. temporary attaching devices (ladder feet or struts E06C 7/42, ladder heads E06C 7/48)
}
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.
Ladder feet; Supports therefor (for scaffold elements E04G 5/02)
. .
{
Ladder stabilising struts
}
E06C 7/426
. .
{
Height adjustable supports for receiving both ladder feet
}
. .
Means for mounting ladders on uneven ground
. .
Non-skid equipment
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.
Ladder heads; Supports for heads of ladders for resting against objects
{
ladders attachable to structures such as poles E06C 1/34
}
E06C 7/482
. .
{
Supports specially adapted for resting the ladder against or in a corner
}
E06C 7/484
. .
{
Supports specially adapted for use with a wall opening, e.g. windows
}
E06C 7/486
. .
{
Supports specially adapted to support a ladder on a gutter
}
E06C 7/488
. .
{
Supports specially adapted to attach a ladder to a ridge of a roof
}
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.
Joints or other connecting parts
E06C 7/505
. .
{
Anchors being adapted to fix a ladder to a vertical structure, e.g. ladder hooks
}
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Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes (movable stairways E04F 11/04;
{
means for facilitating access to swimming pools E04H 4/144
}
)
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E06C 9/02
.
rigidly mounted
. .
in the form of climbing irons or the like
{
(built-in climbing irons for poles A63B 27/00; built-in climbing devices as construction element E04F 11/00)
}
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E06C 9/06
.
movably mounted
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E06C 9/08
. .
with rigid longitudinal members
. . .
{
ladders unfolded in the direction of the longitudinal members
}
. . .
forming part of a building, such as a balcony grid, window grid, or other window part
{
with non-rigid longitudinal members E06C 9/14
}
. . .
laterally displaceable
. .
with non-rigid longitudinal members, e.g. rope or chain ladders, ladders of the lazy-tongs type
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013