Patents by Inventor Ulrich Muetschele

Ulrich Muetschele 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).

  • Blocking device for tool holder of hand power tool and hand power tool provided therewith
    Patent number: 5501555
    Abstract: A hand power tool has a tool holder, and a blocking device for the tool holder, the blocking device being connectable with the tool holder and provided with a key unlockable blocking body which secured the blocking device from undesired withdrawal. When the blocking body is connected with the tool holder it blocks the tool holder from insertion of a tool.
    Type: Grant
    Filed: February 15, 1995
    Date of Patent: March 26, 1996
    Assignee: Robert Bosch GmbH
    Inventors: Ulrich Muetschele, Harald Schindler
  • Rock drill
    Patent number: 5403130
    Abstract: A drilling tool and, in particular, a rock drill for the creation of breaches in concrete or masonry for the use of drill hammers is proposed, which is configured as a cross drill bit having four cutting fins. In order to optimize drilling capacity, the drilling tool is provided with a cross drilling head which merges in one piece into a conveyor spiral matched to the drill head. A purpose-specific cutting element facing serves to optimize the drilling capacity.
    Type: Grant
    Filed: October 29, 1993
    Date of Patent: April 4, 1995
    Assignees: Hawera Probst GmbH & Co., Robert Bosch GmbH
    Inventors: Bernhard Moser, August Haussmann, Hans-Ulrich Muetschele, Harald Schindler, Hans-Peter Meyen