×

Power tool

  • US 5,601,483 A
  • Filed: 10/14/1994
  • Issued: 02/11/1997
  • Est. Priority Date: 10/27/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. Power tool, comprising a hollow spindle driven by a motor, a quick clamping device to receive a tool between a clamping flange and a counterflange, wherein the quick clamping device includes a tension spindle, coaxial with the hollow spindle, that is tensioned in an axial direction by means of elastic elements and is displaceable in the axial direction relative to the hollow spindle, by means of a clamping lever, between a clamped position in which the tool is nonrotatably retained between the flanges, and a released position in which the flanges are disengaged in the axial direction for manual changing of the tool;

  • and further comprising a switch movable into an activated position to actuate the motor, and a link rod arranged between said clamping lever and said switch and engaging said switch and said clamping lever so that said clamping lever is blocked against movement into said released position when said switch is in its activated position.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×