Compound boom latch

Details Compound boom latch Compound boom latch

1979-05-29

1981-12-08

Reeves, Robert B.

Material or article handling

Vertically swinging load support

Shovel or fork type

414680, B66F 900, E02F 300

Patent

active

043045200

ABSTRACT:
A combination of two pins and two lock rings are used to restrain the motion of a vehicle based boom having the ability to rotate in both the horizontal and vertical directions. Each lock ring is a plate like structure having a hole to receive the corresponding pin. One plate is attached to the boom; the corresponding pin is attached to the boom support. The second plate is attached to the vehicle body; the corresponding pin is attached to the boom support. A single control lever is provided so that the boom operator may actuate the lock rings and unlock each one in sequence.

REFERENCES:
patent: 3811582 (1974-05-01), Schumaker et al.
patent: 3921835 (1975-11-01), Baker et al.

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