IPC 7 English version B62D !A-B62D 7/22

IPC ⁷ English version

B62D-B62D00722

B62D 9/00 - B62D 33/10

SECTION B – PERFORMING OPERATIONS; TRANSPORTING

B 62

LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

B 62 D

MOTOR VEHICLES; TRAILERS (steering, or guiding on a desired track, of agricultural machines or implements A01B 69/00; wheels, castors, axles, increasing wheel adhesion B60B; vehicle tyres, tyre inflation or tyre changing B60C; connections between vehicles of a train or the like B60D; vehicles for use on rail and road, amphibious or convertible vehicles B60F; suspension arrangements B60G; heating, cooling, ventilating or other air treating devices B60H; windows, windscreens, non-fixed roofs, doors or similar devices, protective coverings for vehicles not in use B60J; propulsion plant arrangements, auxiliary drives, transmissions, controls, instrumentation or dashboards B60K; electric equipment or propulsion of electrically-propelled vehicles B60L; power supply for electrically-propelled vehicles B60M; passenger accommodation not otherwise provided for B60N; adaptations for load transportation or to carry special loads or objects B60P; arrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general B60Q; vehicles, vehicle fittings or vehicle parts, not otherwise provided for B60R; servicing, cleaning, repairing, supporting, lifting, or manoeuvring, not otherwise provided for B60S; brake arrangements, brake control systems or parts thereof B60T; air-cushion vehicles B60V; motorcycles, accessories therefor B62J, B62K; testing of vehicles G01M)

Note

In this subclass, the following terms are used with the meanings indicated:

–

"vehicles" includes motor vehicles and trailers;

–

"trailers" includes forecars or sidecars.

Subclass Index

FUNCTIONAL OR STRUCTURAL CHARACTERISTICS; PARTS OR ACCESSORIES THEREOF NOT OTHERWISE PROVIDED FOR

Predominantly for passengers; load carrying

B62D 31/00, B62D 47/00; B62D 33/00

Tractors; tractor-trailer combinations or road trains; vehicles with no seat for the driver

B62D 49/00; B62D 53/00; B62D 51/00

Endless-track vehicles and their tracks; vehicles with ground engagement other than by tracks or wheels

B62D 55/00; B62D 57/00

Trailers with driven ground wheels; Motor vehicles or trailers, characterised by the arrangement or number of wheels

B62D 59/00; B62D 61/00

Other types of vehicles; designing, manufacturing, assembling, disassembling of vehicles

B62D 63/00; B62D 65/00; B62D 67/00

CHASSIS FRAME, SUPERSTRUCTURE, AND BODY

Chassis frame; monocoque construction; connections between body and frame

B62D 21/00; B62D 23/00; B62D 24/00

Superstructure and body

characterised

by material

B62D 29/00

the function of the vehicle

B62D 31/00, B62D 33/00

streamlining; stabilising

B62D 35/00; B62D 37/00, B62D 17/00

superstructure sub-units and connections thereof; arrangements for spare wheel

B62D 25/00, B62D 27/00; B62D 43/00

radius rods

B62D 19/00

other vehicle bodies

B62D 39/00

STEERING

Initiating means; gears; response to driving conditions; linkage; adjusting

B62D 1/00; B62D 3/00; B62D 6/00; B62D 7/00; B62D 17/00

Power-assisted; automatically influencing; for endless-track vehicles; for trailers

B62D 5/00; B62D 6/00; B62D 11/00; B62D 13/00

Tandem vehicles or pivotally connected frames

B62D 12/00

Other

B62D 9/00, B62D 11/00, B62D 15/00

ACCESSORIES FOR COLLISION MARKING

B62D 41/00

Steering of motor vehicles or trailers (steering devices applicable only to steerable undercarriages for aircraft B64C 25/50) [3]

Steering controls, i.e. means for initiating a change of direction of the vehicle [4,5]

vehicle-mounted

Hand wheels

Rims, e.g. with heating means; Rim covers (B62D 1/11 takes precedence) [5]

Spokes, e.g. resilient (B62D 1/11 takes precedence) [5]

Hubs; Connecting hubs to steering columns, e.g. adjustable (B62D 1/11 takes precedence) [5]

incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible (padded linings associated with the steering wheel B60R 21/05; shock absorbers using plastic deformation of members in general F16F 7/12) [5]

Hand levers

Tillers, i.e. hand levers operating on steering columns

Steering columns

yieldable or adjustable, e.g. tiltable (padded linings associated with the steering column B60R 21/05)

Note

Group B62D 1/181 takes precedence over groups B62D 1/183 to B62D 1/187. [7]

181

with power actuated adjustment, e.g. with position memory [7]

183

adjustable between in-use and out-of-use positions, e.g. to improve access [7]

184

Mechanisms for locking columns at selected positions [7]

185

adjustable by axial displacement, e.g. telescopically (B62D 1/183, B62D 1/187, B62D 1/19 take precedence) [7]

187

with tilt adjustment; with tilt and axial adjustment (B62D 1/183, B62D 1/19 take precedence) [7]

189

the entire steering column being tiltable as a unit [7]

incorporating energy-absorbing arrangements, e.g. by being yieldable or collapsible (shock-absorbers using plastic deformation of members in general F16F 7/12) [5]

Connecting steering column to steering gear

Alternative steering-control elements, e.g. for teaching purposes

not vehicle-mounted

mechanical, e.g. by a non-load-bearing guide (railways B61)

non-mechanical

Steering gears (power assisted or power driven B62D 5/00; steering linkages B62D 7/00; for non-deflectable wheels B62D 11/00; gearing in general F16H)

mechanical

of worm type

with screw and nut

using intermediate balls or the like

with worm engaging in sector or roller gear

of rack-and-pinion type

hydraulic

Power-assisted or power-driven steering (for non-deflectable wheels B62D 11/00; fluid-pressure servomotors in general F15B)

mechanical, e.g. using a power-take-off mechanism for taking power from a rotating shaft of the vehicle and applying it to the steering gear

electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear

fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle [4]

065

characterised by specially adapted means for varying pressurised fluid supply based on need, e.g. on-demand, variable assist [7]

Supply of pressurised fluid for steering also supplying other consumers [4]

characterised by type of valve used (valves in general F16K) [4]

083

Rotary valves [4]

087

Sliding spool valves [4]

characterised by means for actuating valves [4]

093

Telemotor driven by steering wheel movement (hydraulic steering gear B62D 3/14) [4]

097

gerotor type [4]

characterised by type of power unit [4]

Piston and cylinder [4]

Rotary motor [4]

Expansible chamber with flexible wall [4]

characterised by power transmitting means [4]

specially adapted for particular type of steering gear or particular application (steering gears per se B62D 3/00; steering linkages not characterised by being power-assisted or power-driven B62D 7/00) [4]

for rack-and-pinion type [4]

for worm type [4]

for pivoted axles [4]

for pivoted bogies [4]

Safety devices, e.g. alternate emergency power supply or transmission means to ensure steering upon failure of the primary steering means [4]

for telemotor systems [4]

Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits (means for initiating a change in direction B62D 1/00; steering valves B62D 5/06; combined with means for inclining the vehicle body or wheels on bends B62D 9/00) [4,6]

Notes

(1)

When classifying in this group, classification is also made in the appropriate one of groups B62D 1/00 to B62D 5/00 or B62D 7/00 to B62D 19/00 if other aspects of the steering system are of interest. [5]

(2)

In this group (but excluding groups B62D 6/02 to B62D 6/10), it is desirable to add the indexing codes of groups B62D 101:00 to B62D 137:00. The indexing codes should be unlinked. [5]

(3)

In this group, it is desirable to add the indexing codes of groups B62D 151:00 to B62D 155:00. The indexing codes should be unlinked. [6]

responsive only to vehicle speed [4]

responsive only to forces disturbing the intended course of the vehicle, e.g. forces acting transversely to the direction of vehicle travel [4]

responsive only to vehicle vibration dampening arrangements (steering dampers for cycles B62K 21/08) [4]

responsive only to input torque [6]

characterised by the means for sensing torque [6]

Steering linkage; Stub axles or their mountings (B62D 13/00 takes precedence; power-assisted or power-driven steering B62D 5/00) [5]

for pivoted bogies

with more than one wheel

for individually-pivoted wheels, e.g. on king-pins

the pivotal axes being situated in a single plane transverse to the longitudinal centre line of the vehicle

characterised by means varying the ratio between the steering angles of the steered wheels (varying the ratio automatically depending on driving conditions B62D 6/00) [5]

with single-output steering gear

with twin-output steering gear

the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering

characterised by means varying the ratio between the steering angles of the steered wheels (varying the ratio automatically depending on driving conditions B62D 6/00) [5]

Arrangement of linkage connections (pivots per se F16C)

Steering knuckles; King-pins

Links, e.g. track rods (means for adjusting camber, castor, or toe-in B62D 17/00)

Arrangements for reducing or eliminating reaction, e.g. vibration, from parts, e.g. wheels, of the steering system [5]

B62D 9/00 - B62D 33/10