Fifth wheel with gooseneck

B - Operations – Transporting – 62 – D

Patent

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Details

B62D 53/08 (2006.01) B60D 1/06 (2006.01) B60D 1/52 (2006.01)

Patent

CA 2157649

A fifth wheel hitch assembly (10) which is mounted on the hitch ball (32) of a gooseneck subassembly (12), is described. The subassembly is mounted in the bed (14A) of a pickup truck (14) such that the subassembly is parallel to the rear axle (16) of the truck and the hitch ball is directly centered over or slightly fore or aft of the axle differential housing (58). A pair of flexible half-shell bearings (39) are positioned on the hitch ball to form a complete bearing (38) completely surrounding the top portion (33) of the hitch ball. A fifth wheel hitch assembly with a permanently mounted adaptor (42) is mounted with the adaptor extending over the complete bearing when the complete bearing is positioned on the hitch ball. A pair of securing rods (52) extend through the adaptor and the complete bearing below the ball (33A) of the top portion of the hitch ball and securing the adaptor on the complete bearing and the hitch ball. The fifth wheel head (46) of the fifth wheel hitch assembly is mounted onto the open top of the adaptor.

Ensemble d'attelage (10) monté sur la boule d'attelage (32) d'un sous-ensemble col de cygne (12). Le sous-ensemble est monté dans le châssis (14A) d'une camionnette (14) de manière que le sous-ensemble soit parallèle à l'essieu arrière (16) de la camionnette et que la boule d'attelage soit centrée directement au-dessus ou légèrement en avant ou en arrière du carter du différentiel (58). Une paire de supports flexibles (39) en demi-coquilles sont placés sur la boule d'attelage pour former un support entier (38) entourant complètement la partie supérieure (33) de la boule d'attelage. Un ensemble d'attelage avec un adaptateur (42) monté de façon permanente est monté avec l'adaptateur s'étendant par-dessus le support entier lorsque le support entier est placé sur la boule d'attelage. Une paire de tiges d'assujettissement (52) traversent l'adaptateur et le support entier et se rendent sous la boule (33A) de la partie supérieure de la boule d'attelage et assujettissent l'adaptateur au support entier et à la boule d'attelage. La tête d'attelage (46) de l'ensemble d'attelage est montée sur le dessus ouvert de l'adaptateur.

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