Safety hook
AssigneeAcco Industries Inc.
InventorWalker E. Drayton
Life of this patent
Estimating the term…
Abstract
A safety hook having a hook body and a safety latch rotatable to open and closed positions with respect to the hook body. An axlepin is fixed with respect to the latch and extends through and is rotatable with respect to portions of the hook body. The axlepin has locking surfaces adapted to engage a locking pawl whereby the latch may be locked against rotational movement with respect to the hook body.
Claims8
A safety hook comprising a hook body having a bowl section, a bifurcated end defining two spaced ear portions, a latch extending between said spaced ear portions, and an axlepin extending through said ear portions and said latch to rotatably connect said latch with respect to said hook body whereby said latch may be moved to open and closed positions with respect to said hook body;
- the improvement comprising in that said axlepin is fixed with respect to said latch whereby relative movement between said latch and said axlepin is prevented, in that said axlepin has a locking surface thereon, in having a locking pawl adapted to engage said locking surface to lock said axlepin and latch against rotational movement with respect to said hook body, in having spring means for urging said locking pawl into engagement with said locking surface, and in that said locking pawl includes a finger actuation surface thereon positioned outside said bowl section and closely adjacent said axlepin whereby said pawl may be moved against said spring means to move said pawl out of engagement with said locking surface.
Dependencies are inferred from the claim text.