Saw machine having two saw blades

Details Saw machine having two saw blades Saw machine having two saw blades

2005-11-29

2005-11-29

Shoap, Allan N. (Department: 3724)

Cutting

Rotatable disc tool pair or tool and carrier

With means to support work relative to tool

C083S477100, C083S491000, C083S581000

Reexamination Certificate

active

06968767

ABSTRACT:
A saw machine includes a seat disposed in a housing, two frames rotatably secured to the seat with pivot pins and each having a sector gear and a saw blade, and a driving device for driving the saw blades. A shaft is rotatably secured to the seat and has a worm engaged with the sector gear of one of the frames, to rotate and adjust the frame relative to the seat. A conduit is rotatably engaged on the shaft and has a worm engaged with the sector gear of the other frame, to adjust the other frame relative to the seat. A support device includes a block having an orifice to rotatably receive the shaft and to stably support and retain the shaft to the seat.

REFERENCES:
patent: 2068964 (1937-01-01), Tautz
patent: 2661777 (1953-12-01), Hitchcock
patent: 2913025 (1959-11-01), Richards
patent: 3011529 (1961-12-01), Copp
patent: 5159869 (1992-11-01), Tagliaferri
patent: 6283002 (2001-09-01), Chiang
patent: 6530303 (2003-03-01), Parks et al.
patent: 6546835 (2003-04-01), Wang
patent: 6722242 (2004-04-01), Chuang

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