Tools – Wrench – screwdriver – or driver therefor – Handle clutched to head
Reexamination Certificate
2007-07-02
2010-02-16
Shakeri, Hadi (Department: 3727)
Tools
Wrench, screwdriver, or driver therefor
Handle clutched to head
C081S063100, C081S063000
Reexamination Certificate
active
07661337
ABSTRACT:
A fixing structure of direction switch buttons for a reversible wrench, in which the wrench is equipped with two direction switch buttons on a driving portion of the wrench. The wrench includes button-restricting portions and location-restricting portions relative to the driving portion. The two direction switch buttons can be inserted and arranged inside the driving portion. Moreover, a button-fixing device is provided between the two direction switch buttons, the button-fixing device includes an actuating member and a restoring member. The two ends of the actuating member are wedged into the two direction switch buttons respectively so that the two direction switch buttons are driven simultaneously. The actuating member is able to move elastically between the two direction switch buttons by the restoring member so as to connect the two direction switch buttons elastically.
REFERENCES:
patent: 1078059 (1913-11-01), Mossburg
patent: 2004/0089111 (2004-05-01), Hsien
patent: 2004/0237727 (2004-12-01), Huang
patent: 2005/0011315 (2005-01-01), Chen
patent: 2005/0092135 (2005-05-01), Chen
Infar Industrial Co., Ltd.
Rosenberg , Klein & Lee
Shakeri Hadi
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