Ratchet pliers with adjustable jaw

Details Ratchet pliers with adjustable jaw Ratchet pliers with adjustable jaw

2009-01-12

2010-12-21

Shakeri, Hadi (Department: 3727)

Tools

Tool jaw

With means to immobilize handles against relative angular...

C081S383500, C081S385000

Reexamination Certificate

active

07854185

ABSTRACT:
A ratchet pliers with adjustable jaw includes a working head, an integrated retractable handle arrangement, a ratchet stepping arrangement and a rapid adjusting arrangement. The ratchet pliers with adjustable jaw has several advantages. Firstly, the rapid adjusting arrangement with simple operation and convenient use is capable of micro-adjusting a closure error of the jaw opening after clamping. Secondly, the integrated retractable handle arrangement is capable of adjusting a length of the handle according to different demands for a jaw clamping force so as to save energy of a user.

REFERENCES:
patent: 1284351 (1918-11-01), Jagielo
patent: 3277751 (1966-10-01), Filia
patent: 3673848 (1972-07-01), Filia
patent: 4048877 (1977-09-01), Undin
patent: 4144737 (1979-03-01), Izraeli
patent: 5012666 (1991-05-01), Chen et al.
patent: 6128943 (2000-10-01), Lemmens

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