Tools – Tool jaw – Jaw-actuating means
Patent
1997-10-24
1999-03-30
Scherbel, David A.
Tools
Tool jaw
Jaw-actuating means
81359, 81360, B25B 712
Patent
active
058874950
ABSTRACT:
A pair of pliers has a driving handle, a fixed handle, a block plate, a U-shaped spring, a first torsion spring, and a second torsion spring. The driving handle couples with the fixed handle pivotally. The first torsion spring and the second torsion spring are connected to the driving handle and the fixed handle. The U-shaped spring is connected to the driving handle and the fixed handle.
REFERENCES:
patent: 1048298 (1912-12-01), Daniels
patent: 3109333 (1963-11-01), Anderson
patent: 3210844 (1965-10-01), Tontscheff
patent: 5140876 (1992-08-01), Field
patent: 5351584 (1994-10-01), Warheit
patent: 5408904 (1995-04-01), Neff
Scherbel David A.
Skinner Sinclair
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