Flex pawl

Details Flex pawl Flex pawl

1997-04-08

1999-02-23

Luong, Vinh T.

Machine element or mechanism

Elements

Pawls and ratchets

74577M, 81 5729, 81 60, 81 61, 81 632, G05G 100, B25B 1700

Patent

active

058732861

ABSTRACT:
A pawl for a ratchet wrench to be engaged with a ratchet gear. The pawl has a slot formed on each side of the pawl. The slot extends between the top and the bottom of the pawl near the teeth on the front of the pawl. The pawl flexes to compress the slot when torque is applied to the wrench and engagement between the teeth on the pawl and teeth on the ratchet gear is improved.

REFERENCES:
patent: 4532832 (1985-08-01), Christensen
patent: 4722252 (1988-02-01), Fulcher et al.
patent: 5000066 (1991-03-01), Gentiluomo
patent: 5269195 (1993-12-01), Kitagawara
patent: 5328241 (1994-07-01), Haider
patent: 5522288 (1996-06-01), Slusar et al.
patent: 5537899 (1996-07-01), Diedrich
patent: 5582080 (1996-12-01), Barmore
patent: 5584220 (1996-12-01), Darrah et al.

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