IPC 6 English version E06C-E06C 9/14

E06C-E06C00914

SECTION E– FIXED CONSTRUCTIONS

E 06

DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS, IN GENERAL; LADDERS

E 06 C

LADDERS (E 04 F 11/00 takes precedence; step-stools A 47 C 12/00; adaptation of ladders to use on ships B 63 B, to use on aircraft B 64; scaffolding E 04 G) [5,6]

Ladders in general (mounted on undercarriages or vehicles E 06 C 5/00; permanently attached to fixed structures E 06 C 9/00)

with rigid longitudinal member or members

Ladders for resting against objects, e.g. walls, poles, trees (supports for ladder heads E 06 C 7/48)

in one piece

multi-part

Sections fitted end to end

extensible, e.g. telescopic

Ladders capable of standing by themselves

with struts which rest on the ground (with struts rigid with the ladder E 06 C 1/24; having platforms E 06 C 1/39)

with supporting struts formed as ladders

with supporting struts formed as poles

with extensible, e.g. telescopic, ladder parts or struts

Free-standing ladders

in one piece

multi-part (with movable supporting struts formed as ladders E 06 C 1/18)

extensible, e.g. telescopic

Ladders with a strut which is formed as a ladder and can be secured in line with the ladder

Ladders attachable to structures, such as windows, cornices, poles, or the like (ladders permanently fastened to buildings E 06 C 9/00)

Ladders suspendable by hooks or the like

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

383

Foldable ladders in which the longitudinal members are brought together on folding

387

having tip-up steps

Ladders having platforms; Ladders changeable into platforms (platforms for use on ladders E 06 C 7/16)

393

Ladders having platforms foldable with the ladder

397

characterised by having wheels, rollers, or runners

with non-rigid longitudinal members

of the lazy-tongs type

Rope or chain ladders

with both rigid and non-rigid longitudinal members

Ladders characterised by being mounted on undercarriages or vehicles; Securing ladders on vehicles (ladders having wheels, rollers, or runners E 06 C 1/397)

with rigid longitudinal members

capable of being elevated or extended

by piston and cylinder, or equivalent means, operated by a pressure medium

derived directly from a pressure reservoir

charged by a pump or compressor driven by the motor of the vehicle or another motor on the vehicle

derived directly from a pump or compressor

driven by the motor of the vehicle or another motor on the vehicle

using mechanical transmission only, with or without fluid or other non-mechanical couplings or clutches

using power from the motor of the vehicle or another motor

using hand-power (hand-operated extending means carried by the ladder E 06 C 7/04)

by, or with the assistance of, springs (E 06 C 5/06, E 06 C 5/16 take precedence)

Dismounting ladders from vehicles

with non-rigid longitudinal members

of the lazy-tongs type

formed of links which reinforce themselves against each other

Accessories

Indicating devices

Safety devices against slipping or falling of ladders; Safety devices against overloading ladders

Devices for blocking the springs of the vehicle; Devices for supporting the undercarriage directly from the ground

Devices for canting ladders laterally

Devices for altering inclination; Latching devices therefor

Other accessories on ladders, e.g. acoustical signalling devices, dismountable switchboards

Component parts, supporting parts, or accessories

Extending means (for ladders mounted on undercarriages or vehicles E 06 C 5/00)

Hand-operated extending means carried by the ladder

Securing devices or hooks for parts of extensible ladders

Special construction of longitudinal members, or rungs or other treads

Reinforcements for ladders

Lifts or other hoisting devices on ladders

Holders for pails or other equipment on or for ladders

Platforms on, or for use on, ladders, e.g. liftable or lowerable platforms (aspects relating to the lifting B 66 F)

Devices for preventing persons from falling (life-saving belts A 62 B 1/16)

Ladder feet; Supports therefor (for scaffolding elements E 04 G 5/02)

Means for mounting ladders on uneven ground

Non-skid equipment

Ladder heads; Supports for heads of ladders for resting against objects

Joints or other connecting parts

Ladders characterised by being permanently attached to fixed structures, e.g. fire escapes (movable stairways E 04 F 11/04)

rigidly mounted

in the form of climbing irons or the like

movably mounted

with rigid longitudinal members

forming part of a building, such as a balcony grid, window grid, or other window part

laterally displaceable

with non-rigid longitudinal members, e.g. rope or chain ladders, ladders of the lazy-tongs type