Patents by Inventor Hanspeter Ehrenfried Beisch

Hanspeter Ehrenfried Beisch 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).

  • Caulking gun cartridge latch
    Patent number: 3987939
    Abstract: A front loading caulking gun comprising a tube which is open for 90.degree. of its periphery having a latch pivoted at its front end which swings completely out of the way to allow cartridge insertion and removal. It is latched into holes in the sides of the tube to hold the cartridge against the dispersing pressure. The wavy spring metal latch contacts several points around the metal bead at the front end of the cartridge to prevent cocking and to hold the cartridge snugly in the device until the latch is undone.
    Type: Grant
    Filed: October 16, 1974
    Date of Patent: October 26, 1976
    Assignee: The Black and Decker Manufacturing Company
    Inventors: Michael Joseph Pedone, Jr., Hanspeter Ehrenfried Beisch
  • Valve and handle for an air operated tool, and method of fluid control
    Patent number: 3983947
    Abstract: A combined handle and valve particularly, for piston type pneumatic tools is disclosed. The valve is positioned in a passageway between the supply and a vent to atmosphere. Another passageway starts between the valve and the supply and goes to a point of use. Thus, by throttling the exhaust, the amount of air not exhausted is directed to do useful work. The handle is extremely compact and comprises an annular port around the rear end of the cylinder.
    Type: Grant
    Filed: September 24, 1974
    Date of Patent: October 5, 1976
    Inventors: William Richard Wills, Hanspeter Ehrenfried Beisch, Thomas Sukru Fenari