Tools – Wrench – screwdriver – or driver therefor – Rigid jaws
Reexamination Certificate
2004-06-28
2008-03-11
Hail, III, Joseph J. (Department: 3723)
Tools
Wrench, screwdriver, or driver therefor
Rigid jaws
C081S060000, C081S063200, C081S121100, C081S124700, C081S186000
Reexamination Certificate
active
07340983
ABSTRACT:
A spanner comprises a box end that has an inner periphery consisting of a number of wall faces to define a first polygonal receiving space. Each wall face includes a groove defined therein. The grooves of the wall faces together define a second polygonal receiving space. At least one of the grooves includes a closed first end and an open second end.
REFERENCES:
patent: 2769360 (1956-11-01), Cottrell et al.
patent: 3324748 (1967-06-01), Williams
patent: 3877327 (1975-04-01), Erm
patent: 4111077 (1978-09-01), Cummings et al.
patent: 4722252 (1988-02-01), Fulcher et al.
patent: 4840094 (1989-06-01), Macor
patent: D303069 (1989-08-01), Heberlie
patent: 5230263 (1993-07-01), Kwaka
patent: 5255578 (1993-10-01), Liou
patent: 5307713 (1994-05-01), White
patent: 5782148 (1998-07-01), Kerkhoven
patent: 5865074 (1999-02-01), Hsieh
patent: 5946989 (1999-09-01), Hsieh
patent: 5983758 (1999-11-01), Tanner
patent: 6003411 (1999-12-01), Knox et al.
patent: 6089127 (2000-07-01), Dominguez
patent: 6629477 (2003-10-01), Ling et al.
patent: 29706014 (1997-07-01), None
patent: WO99/07519 (1999-02-01), None
Ling David
Tuan-Mu Hsien-Chung
Easco Hand Tools Inc.
Hail III Joseph J.
McDonald Shantese L.
Nelson Mullins Riley & Scarborough LLP
LandOfFree
Spanner with prevention of disengagement of fasteners does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Spanner with prevention of disengagement of fasteners, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Spanner with prevention of disengagement of fasteners will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3961101