Safety device for hydraulic engine hoist

Details Safety device for hydraulic engine hoist Safety device for hydraulic engine hoist

1996-02-12

1997-12-02

Eley, Timothy V.

Implements or apparatus for applying pushing or pulling force

Single throw lever

Mechanically actuated

254 8R, 254 8B, B66F 330

Patent

active

056927312

ABSTRACT:
A conventional hydraulic engine hoist equipped with a pair of support arms attached to the frame members of the hoist. One of the support arms is fixedly attached to a vertical frame member and the other support arm is attached to a horizontal fame member. The first support arm has a series of pins mounted thereon, and the second support arm has a forked end which cooperates with the pins to prevent the horizontal frame member from moving downward.

REFERENCES:
patent: 3602338 (1971-08-01), Sherry
patent: 3833091 (1974-09-01), MacPherson
patent: 3931956 (1976-01-01), Hawkins
patent: 4023649 (1977-05-01), Wood
patent: 4088303 (1978-05-01), Aquila
patent: 4231550 (1980-11-01), Castoe
patent: 5040637 (1991-08-01), Hawk
patent: 5339927 (1994-08-01), Truax
patent: 5547001 (1996-08-01), Cumming et al.

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