Cutting – With illuminating or viewing means for work
Reexamination Certificate
2007-09-11
2007-09-11
Ashley, Boyer D. (Department: 3724)
Cutting
With illuminating or viewing means for work
C083S522180, C083S471300, C083S477100, C362S089000, C362S259000
Reexamination Certificate
active
10946195
ABSTRACT:
A circular sawing machine has a multi-directional adjustable laser indication device that includes a body, a support rod disposed rotatably and movably within the body, and a laser lamp fixed on the support rod so as to form a visual indication line on a worktable. An angle-adjusting unit is operable to rotate the support rod so as to adjust the angle of the laser lamp. A transverse adjusting unit is operable to move the support rod within the body along a transverse direction of the worktable so as to adjust the position of the laser lamp.
REFERENCES:
patent: 4939863 (1990-07-01), Alexander et al.
patent: 5446635 (1995-08-01), Jehn
patent: 6976764 (2005-12-01), Cheng et al.
Huang Ming-Hui
Liao Yi-Te
Ashley Boyer D.
Finnegan Henderson Farabow Garrett & Dunner L.L.P.
Flores Sánchez Omar
P & F Brother Industrial Corporation
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