Patents by Inventor Martin Schreiner

Martin Schreiner 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).

  • Device for the exchangeable fastening of a probe pin
    Patent number: 5121551
    Abstract: A device for the exchangeable fastening of a probe pin or probe pin combination (3) on the probe head (1) of a coordinate measuring system is taught where a pneumatically operated clamping device is provided which between the connecting body (9) of the probe pin (3) and the mounting body (4) in the probe head (1) generates a vacuum serving as a holding force. A venting valve (8) and an electrical blocking valve (7) are installed in the vacuum line (5) between a vacuum pump (6) and the probe head (1).
    Type: Grant
    Filed: August 26, 1991
    Date of Patent: June 16, 1992
    Assignee: Wegu Messtechnik GmbH
    Inventors: Kurt Linder, Martin Schreiner
  • Fluid pressure operated stack elevating device
    Patent number: 4582463
    Abstract: A fluid pressure operated stacking device with a frusto-conically shaped inflatable bladder accommodated with clearance within a housing into which a stack container with stack embracing sidewall panels is insertable with the stack container panels arranged in the clearance space between the housing and the bladder.
    Type: Grant
    Filed: June 15, 1984
    Date of Patent: April 15, 1986
    Assignees: The Singer Company, AVG Productions, Inc.
    Inventor: Martin Schreiner