Trailer lock down device

Freight accommodation on freight carrier – Load lashing retainer or load lashing adjunct – Anchor

Patent

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Details

280507, B60D 100

Patent

active

049403710

ABSTRACT:
A trailer lock down device includes a base secured to a ground insertion anchor adapted for encapsulation in a concrete block. A hydraulic jack on the base mounts a shaft for selective vertical extension and retraction. A threaded extension member is telescopically received in coaxial relation in a free upper end of the shaft and has an upper end secured to a first L-shaped member. A second L-shaped member is secured by a hinge to the first L-shaped member and is movable to a closed position to form an open ended box. A key actuated locking mechanism secures the second L-shaped member in a closed position to lock a trailer in a selected location.

REFERENCES:
patent: 1264189 (1918-04-01), Keator
patent: 2885181 (1959-05-01), McCully et al.
patent: 3884055 (1975-05-01), Vuillemot
patent: 3937437 (1976-02-01), Stewart
patent: 4074519 (1978-02-01), Garrett
patent: 4309138 (1982-01-01), Jarman et al.
patent: 4487537 (1984-12-01), Morse
patent: 4592686 (1986-06-01), Andrews
patent: 4630982 (1986-12-01), Fenner

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