Circular saw having saw arm angle adjusting device

Details Circular saw having saw arm angle adjusting device Circular saw having saw arm angle adjusting device

2005-03-01

2005-03-01

Choi, Stephen (Department: 3724)

Cutting

Rotatable disc tool pair or tool and carrier

With means to support work relative to tool

C083S473000, C083S490000

Reexamination Certificate

active

06860183

ABSTRACT:
A circular saw includes a base, a saw arm, and an angle adjusting device. The angle adjusting device includes a rod unit, a first gear unit, a second gear unit, and a positioning unit. The rod unit includes an outer rod, and an inner rod. The first gear unit includes a first drive gear and a first driven gear. The second gear unit includes a second drive gear and a second driven gear. The positioning unit includes a mounting tube, and a positioning bolt. Thus, the inclined angle of the saw arm can be adjusted by the angle adjusting device easily and conveniently, thereby facilitating the user operating the circular saw.

REFERENCES:
patent: 2844173 (1958-07-01), Gaskell
patent: 6779428 (2002-09-01), Kao
patent: 6662697 (2003-12-01), Chen
patent: 20030024365 (2003-02-01), Chang

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