Semi-trailer lifting and coupling gear for tractor vehicles

Details Semi-trailer lifting and coupling gear for tractor vehicles Semi-trailer lifting and coupling gear for tractor vehicles

1977-01-31

1979-04-10

Peters, Jr., Joseph F.

Land vehicles

Wheeled

Articulated vehicle

B60D 110

Patent

active

041484975

ABSTRACT:
This device for lifting the pole of a trailer of the semi-carried type and coupling same to a tractor vehicle comprises a supporting bracket secured beneath and at the rear of the tractor in alignment with the center line thereof, a lever having a hook portion adapted to pick up the shackle of the trailer pole and a crosshead-shaped opposite end, this lever being pivoted to said bracket about a horizontal axis in order to move said hook portion by means of a hydraulic actuator from a low, shackle picking-up position to a high coupling and hauling position in which said lever is locked by a safety system releasable by manual, electric or electromagnetic, or hydraulic means.

REFERENCES:
patent: 2210907 (1940-08-01), Erickson
patent: 2320168 (1943-05-01), Benjamin
patent: 2496474 (1950-02-01), Hyman
patent: 2549734 (1951-04-01), White
patent: 3863955 (1975-02-01), Muncke

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