Tools – Wrench – screwdriver – or driver therefor – Machine
Reexamination Certificate
2005-11-03
2008-03-04
Hail, III, Joseph J. (Department: 3723)
Tools
Wrench, screwdriver, or driver therefor
Machine
C081S052000, C081S429000, C408S113000
Reexamination Certificate
active
07337697
ABSTRACT:
A depth stop device for a screw driving tool includes an adjusting ring (30), a connection sleeve (22) for rotatably mounting the adjusting ring (30) on the nose member (6) of the screw driving tool housing (4), a substantially sleeve-shaped depth stop (36) displaceable in an axial direction relative the connection sleeve (22) by rotation of the adjusting ring (30), and at least partially elastic locking element (40) engageable in the axial direction with both the adjusting ring (30) and the connection sleeve (22), the locking element being also adapted to secure the adjusting ring (30) on the connection sleeve (22) in a rotational direction (D).
REFERENCES:
patent: 3712352 (1973-01-01), Lafferty, Sr.
patent: 4647260 (1987-03-01), O'Hara et al.
patent: 5044233 (1991-09-01), Tatsu et al.
patent: 5341704 (1994-08-01), Klemm
patent: 5380132 (1995-01-01), Parks
patent: 5601387 (1997-02-01), Sanford et al.
patent: 6499381 (2002-12-01), Ladish et al.
Bader Thomas
Keith Matthias
Abelman ,Frayne & Schwab
Hail III Joseph J.
Hilti Aktiengesellschaft
Ojini Anthony
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