Material or article handling – Wheeled – load-transporting type vehicles and means for... – Means is confined to one of the vehicles
Patent
1990-02-15
1993-03-16
Bartuska, F. J.
Material or article handling
Wheeled, load-transporting type vehicles and means for...
Means is confined to one of the vehicles
414477, 414786, B60P 164
Patent
active
051939681
ABSTRACT:
A pull trailer dump truck assembly (10) is disclosed which uses a dump truck (12), a trailer (18) and an improved locking mechanism (24). The locking mechanism (24) includes at least one pair of cooperating locking wedges (54, 56) mounted on the trailer body (22) and the trailer frame (20) which move into wedging engagement when the trailer body is moved into the secured, traveling position on the trailer frame. A self-locking pintle hook (60) can be mounted on the frame to automatically lock with a pintle eye (58) as the wedge members move into wedging engagement to secure the trailer body (22) on the trailer frame (20). A power cylinder (66) can also be provided to move a locking wedge member (64) on the trailer frame and a locking wedge member (62) on the trailer body into locking wedged engagement.
REFERENCES:
patent: 2538531 (1951-01-01), Likens
patent: 2849129 (1958-08-01), Likens
patent: 3219218 (1965-11-01), Hand
patent: 4673328 (1987-06-01), Shiels
Servis-Likens Electric Transfer Dump Trucks-Operating Instructions.
Likens Electric Transfer Dump Trucks-Brochure.
Clement Industries Electric Transfer Dump Trucks-Operating Instructions.
Bartuska F. J.
Krizek Janice
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