Patents by Inventor Heinrich Zimmermann

Heinrich Zimmermann 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).

  • Patent number: 4342107
    Abstract: Pick-up needle having a cantilever lying in the longitudinal direction of the cartridge, which cantilever carries the tracking stylus point at one end and is coupled at a slight distance therefrom to an electro-mechanical transducer and is otherwise supported in a holding part which is held to the cartridge by a clamping device, and having guides for defining its feed movement relative to the cartridge upon change of the needle, namely in a direction which is first lengthwise of the cartridge and then transverse thereto.
    Type: Grant
    Filed: September 26, 1980
    Date of Patent: July 27, 1982
    Inventors: Heinrich Zimmermann, Jorg Schamberger
  • Patent number: 4198058
    Abstract: A pick-up with a carrier element, on which a capsule which contains the electro-mechanical transducer is exchangeably fastened, in which capsule a needle carrier is held pushed-in up to an abutment, and an arm for handling the pick-up is pivotally mounted in the carrier element. A pin is mounted in the capsule substantially transversely to the push-in movement of the needle carrier. One end of the pin can be guided into a recess in the needle carrier and its other end is coupled with the arm such that the pin with said one end is able to be brought in or out of engagement with the recess of the needle carrier by pivoting the arm.
    Type: Grant
    Filed: August 21, 1978
    Date of Patent: April 15, 1980
    Assignee: Dual Gebruder Steidinger
    Inventors: Jorg Schamberger, Heinrich Zimmermann