Mupti-function wrench

Details Mupti-function wrench Mupti-function wrench

2007-07-17

2007-07-17

Hail, III, Joseph J. (Department: 3723)

Compound tools

Wrench

C081S057500, C081S060000, C081S069000, C081S062000, C081S063000, C081S063100, C081S063200

Reexamination Certificate

active

10960777

ABSTRACT:
A wrench includes a core plate made of metal and an outer portion such as rubber encloses the core plate. A driving member and a ratchet mechanism are received in the through holes in the core plate and the outer portion. A hammer piece is connected to a side of the outer portion and a chamber for receiving a bit connector and a plurality of notches for receiving bits are defined in an outer periphery of the outer portion.

REFERENCES:
patent: 2726563 (1955-12-01), Blackburn
patent: 4546676 (1985-10-01), Kiefer, Jr.
patent: 5685206 (1997-11-01), Ma
patent: 6474200 (2002-11-01), Lai Lee

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