IPC Main Group
B62D 21/00 Understructures, i.e. chassis frame on which a vehicle body may be mounted
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- Subclass:
- MOTOR VEHICLES; TRAILERS
Related Keywords
vehicle CHASSIS framesUNDERCARRIAGES for motor vehicles
13 direct subcodes
Child Classifications
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- B62D 21/02 comprising longitudinally or transversely arranged frame members
- B62D 21/06 of X-shaped or fork-shaped construction, i.e. having members which form an X or fork as the frame is seen in plan view
- B62D 21/07 wide-hipped frame type, i.e. a wide box-shaped mid portion with narrower sections extending from said mid portion in both fore and aft directions
- B62D 21/08 built-up with interlaced cross members ("Fachwerkrahmen")
- B62D 21/09 Means for mounting load bearing surfaces
- B62D 21/1 in which the main member is plate-like
- B62D 21/11 with resilient means for suspension
- B62D 21/12 assembled from readily-detachable parts
- B62D 21/14 of adjustable length or width
- B62D 21/15 having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D 21/16 having fluid storage compartment
- B62D 21/17 forming fluid or electrical conduit means or having other means to accommodate the transmission of a force or signal
- B62D 21/18 characterised by the vehicle type and not provided for in groups
Top Applicants
Top 10 applicants by patent filingsfor class B62, 2013–2023, worldwide · Source: EPO PATSTAT
- HONDA MOTOR COMPANY JP 5,614
- HONDA MOTOR COMPANY 5,534
- TOYOTA MOTOR CORPORATION 5,128
- HYUNDAI MOTOR COMPANY KR 4,603
- FORD GLOBAL TECHNOLOGIES US 4,110
- SHIMANO JP 4,017
- KIA MOTORS CORPORATION KR 3,365
- BMW (BAYERISCHE MOTOREN WERKE) DE 3,336
- ROBERT BOSCH DE 2,971
- TOYOTA MOTOR CORPORATION JP 2,936