Device for mounting on a machine to allow the machine to be used as a saw
OwnerJacques Arthaudinventor
Life of this patent
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Abstract
A device for mounting on a machine to allow the machine to be used as a saw comprises a member for securing to the machine. A tension spring is connected to one extremity of said member, the other end of the tension spring connected to one end of a saw blade or wire. The device comprises also means connected to the other end of the saw blade or wire and for connection to a spindle of a motor of a machine and for converting rotary motion of the spindle to reciprocating rectilinear motion and imparting the reciprocating rectilinear motion to the saw blade or wire.
Claims4
A power driven jig saw comprising a saw wire, a tension spring secured to one end of the saw wire, power means connected to the other end of the saw wire to reciprocate the saw wire against the tension of the tension spring, the tension spring being secured to the saw wire at one end of the tension spring, and means for selectively fixing the other end of the tension spring in any of a plurality of adjusted positions of rotation of said other end of the tension spring about the axis of the tension spring.
Dependencies are inferred from the claim text.