Circular saw with improved base plate adjustment

Details Circular saw with improved base plate adjustment Circular saw with improved base plate adjustment

1979-05-30

1980-09-09

Peters, Jimmy C.

Cutlery

Cutting tools

Saw

B27B 900

Patent

active

042210518

ABSTRACT:
A portable, power operated circular saw having a housing or frame and a base plate pivotally connected at its forward end to the saw housing or frame for swinging movement about an axis parallel the axis of rotation of the blade mounting shaft is provided with new and improved base plate inclination adjustment means comprising an adjustment arm having an elongated arcuate portion provided with an elongated arcuate slot generally concentric the pivotal axis of the base plate and a clamping member extending through the arcuate slot for clamping the adjustment arm selectively at a fixed position relative the saw housing or frame, the clamping member being actuated by relative rotation between a pair of camming members having opposed cooperating interacting inclined ramps or cam surfaces, at least one of the cam members being adapted to be rotated by an operating lever.

REFERENCES:
patent: 1623290 (1927-04-01), Wappat
patent: 1708345 (1929-04-01), Wodack
patent: 1803068 (1931-04-01), McKeage
patent: 3292673 (1966-12-01), Gregory
patent: 3447577 (1969-06-01), Burrows

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