Patents by Inventor Peter Bloeckinger

Peter Bloeckinger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electropneumatic hammer drill or chipping hammer
    Patent number: 4529044
    Abstract: In an electropneumatic drill or chipping hammer with an air cushion transmitting driving force of an exciter piston to a percussion piston, a clutch is provided to interengage a drive motor with the exciter piston. The clutch can be selectively engaged by an axially displacing holding sleeve which positions a tool on the front end of the drill or hammer.
    Type: Grant
    Filed: March 27, 1984
    Date of Patent: July 16, 1985
    Assignee: Hilti Aktiengesellschaft
    Inventors: Wilhelm Klueber, Peter Bloeckinger, Werner Theissig