Patents by Inventor Wolfgang Weltin

Wolfgang Weltin 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).

  • Ignition rail with sealed movable connections
    Patent number: 5979422
    Abstract: This invention concerns an ignition rail featuring a movable connection between the recesses of the tube portion carrier (ZT) and the connectors of the tube portions (ZR) by means of two O-rings, which connection protects against mechanical overloads and the ingress of humidity.
    Type: Grant
    Filed: January 26, 1998
    Date of Patent: November 9, 1999
    Assignee: TEMIC TELEFUNKEN microelectronic GmbH
    Inventors: Werner Flierl, Herbert Laufer, Wolfgang Weltin
  • Tire pressure sensor for motor vehicles
    Patent number: 5063774
    Abstract: The tire pressure sensor for motor vehicle has a reference pressure chamber (19), which is constructed as a pressure switch, including a contact diaphragm (22) and a contact pin (23). The reference pressure chamber (19) is closed toward the rim side by a ring diaphragm (28) connected at its inner rim with the housing of the pressure switch and at its outer rim (29) with the contact diaphragm (22) via a mass ring (26) for the purpose of shifting the threshold value of the pressure switch in a speed-dependent manner.
    Type: Grant
    Filed: September 18, 1990
    Date of Patent: November 12, 1991
    Assignee: Robert Bosch GmbH
    Inventors: Johannes Burkard, Wolfgang Weltin