Cutlery – Cutting tools – Saw
Patent
1988-08-29
1989-12-05
Yost, Frank T.
Cutlery
Cutting tools
Saw
30273, B23D 4904
Patent
active
048843440
ABSTRACT:
A saber saw comprises an elongated displacing rod which supports a saw blade and is reciprocable in a displacement direction extending along its elongation and also swingable in a swinging direction which is transverse to the displacement direction, and a unit for moving the displacement rod in the swinging direction and including a driveable control element having a cam surface and a sensing element which is connected with the displacement rod and is controlled by the control element, the control element being rotatable about an axis of rotation, the cam surface of the control element being formed as a symmetrical conical surface which is eccentrical relative to the axis of rotation of the control element.
REFERENCES:
patent: 3802079 (1974-04-01), Ketchpel, Jr. et al.
patent: 4114270 (1978-09-01), Jansen-Henfeld et al.
Campbell Gordon C.
Martinez David M.
Fridie Jr. Willmon
Robert Bosch Power Tool Corporation
Striker Michael J.
Yost Frank T.
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