Work holders – Operator supported – Handle manipulation for jaw actuation
Reexamination Certificate
2005-08-16
2005-08-16
Wilson, Lee D. (Department: 3723)
Work holders
Operator supported
Handle manipulation for jaw actuation
C269S003000, C269S170000
Reexamination Certificate
active
06929253
ABSTRACT:
A bar clamp operates by squeezing a handle to close a jaw. The improvements of the present invention include: A rigid locking wedge geometry wherein the wedges are parallel to each other, a simplified wire form release element, a structure for retaining a jaw locking knob upon the jaw, and a snap fitted gripping pad.
REFERENCES:
patent: 5375309 (1994-12-01), Dunn
patent: 6386530 (2002-05-01), Marks
patent: 6578837 (2003-06-01), Blank et al.
patent: 6648315 (2003-11-01), Lee
patent: 6655670 (2003-12-01), Liou
patent: 6746006 (2004-06-01), Thomas
Golstein Brad I.
Wilson Lee D.
WorkTools, Inc.
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