Patents Assigned to Firma Schmid & Wezel
  • Compressed-air screwdriver with shutoff bypass means
    Patent number: 4480699
    Abstract: The invention relates to a compressed-air screwdriver including a tool spindle, displacable against the action of a spring; an automatic shutoff having a valve for the motor, which upon attaining a predetermined torque is turned off and a device whose actuation, after the automatic shutoff, permits the motor to be put back into operation so that a screw can be further tightened or loosened with increased torque.
    Type: Grant
    Filed: September 11, 1979
    Date of Patent: November 6, 1984
    Assignee: Firma Schmid & Wezel
    Inventor: Stefan Elmer
  • Motor-driven scraping tool
    Patent number: 4413412
    Abstract: A motor-driven scraping tool has an elongated supporting element and a receiving head arranged on its free end portion in an adjustable member, wherein an adjusting device is formed by one bendable tongue which forms a guiding face of the receiving head and an adjusting screw which bends the tongue relative to the supporting element, or more particularly relative to a counterguide.
    Type: Grant
    Filed: August 3, 1981
    Date of Patent: November 8, 1983
    Assignee: Firma Schmid & Wezel
    Inventor: Ludwig Wetzel