Patents by Inventor Wolfgang Plum

Wolfgang Plum 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).

  • Sliding valve
    Patent number: 8181935
    Abstract: The invention relates to a slide valve, especially for controlling a flow of catalyst or like high-temperature media, having a pipe portion (10) and, arranged therein, a restrictor (11) which has an inlet opening and an outlet opening (12a, 12b) through which flow takes place during operation, and having a slide plate (13) which co-operates with the outlet opening (12b) to control the flow of catalyst and which is movable into an open position and a closed position I, II, the slide plate (13) being mounted so as to be displaceable by means of guide elements (14, 15) arranged on the pipe and on the plate, which guide elements are in engagement with one another. The invention is distinguished by the fact that the pipe-associated guide elements (14) are arranged before the outlet opening (12b) in the direction of flow.
    Type: Grant
    Filed: February 1, 2007
    Date of Patent: May 22, 2012
    Assignee: Z & J Technologies GmbH
    Inventors: Ingo Haberhauffe, Wolfgang Plum
  • Sliding Valve
    Publication number: 20090267012
    Abstract: The invention relates to a slide valve, especially for controlling a flow of catalyst or like high-temperature media, having a pipe portion (10) and, arranged therein, a restrictor (11) which has an inlet opening and an outlet opening (12a, 12b) through which flow takes place during operation, and having a slide plate (13) which co-operates with the outlet opening (12b) to control the flow of catalyst and which is movable into an open position and a closed position I, II, the slide plate (13) being mounted so as to be displaceable by means of guide elements (14, 15) arranged on the pipe and on the plate, which guide elements are in engagement with one another. The invention is distinguished by the fact that the pipe-associated guide elements (14) are arranged before the outlet opening (12b) in the direction of flow.
    Type: Application
    Filed: February 1, 2007
    Publication date: October 29, 2009
    Inventors: Ingo Haberhauffe, Wolfgang Plum
  • Disrattling a hand lever for releasing the latch mechanism of a back rest
    Patent number: 6427978
    Abstract: An apparatus for manually locking and/or unlocking the parts of a vehicle seat includes a housing part and a lever part reaching through an opening in the housing part. The housing part has at least one spring mechanism that latches the lever part in at least one position inside of the opening.
    Type: Grant
    Filed: December 8, 2000
    Date of Patent: August 6, 2002
    Assignee: Johnson Controls Technology Company
    Inventor: Wolfgang Plum
  • Disrattling a hand lever for releasing the latch mechanism of a back rest
    Publication number: 20010011720
    Abstract: An apparatus for manually locking and/or unlocking the parts of a vehicle seat includes a housing part and a lever part reaching through an opening in the housing part. The housing part has at least one spring mechanism that latches the lever part in at least one position inside of the opening.
    Type: Application
    Filed: December 8, 2000
    Publication date: August 9, 2001
    Inventor: Wolfgang Plum