Understructures, i.e. chassis frame on which a vehicle body may be mounted (combined frame and vehicle body B62D23/00 )

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
• B62D 21/09 Means for mounting load bearing surfaces
• B62D 21/10 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 (bumpers B60R19/02; shock absorbers in general F16F)
• 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 B62D21/02 - B62D21/17