Tools – Tool jaw – Antipodal jaw surfaces move apart as handles approach
Reexamination Certificate
2005-12-20
2005-12-20
Thomas, David B. (Department: 3723)
Tools
Tool jaw
Antipodal jaw surfaces move apart as handles approach
C081S485000, C029S229000
Reexamination Certificate
active
06976412
ABSTRACT:
A tool equipped with a turnable driving head includes a left handle and a right handle to couple with a right driving section and a left driving section therebetween. The left handle and the right handle and the right and the left driving sections are coupled together by a coupling element such that the right and left driving sections may be anchored on the front sides of the left and the right handles at a selected angle to wrench C-shaped snap rings to facilitate operation.
REFERENCES:
patent: 1514488 (1924-11-01), Wernimont
patent: 2325035 (1943-07-01), Cargile
patent: 3040420 (1962-06-01), Kulp
patent: 3762019 (1973-10-01), Epstein
patent: 5327802 (1994-07-01), Yu
patent: 5483732 (1996-01-01), Wang
patent: 5515587 (1996-05-01), Pool
patent: 5826467 (1998-10-01), Huang
patent: 6134993 (2000-10-01), Tally
patent: 6470774 (2002-10-01), Chang
patent: 6792837 (2004-09-01), Battistone
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