Patents by Inventor Ingwald Wollrath

Ingwald Wollrath 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).

  • Proximity-sensor support, a compressor, a valve plate and a cooler
    Patent number: 8628307
    Abstract: One describes a support for a proximity sensor to sense the proximity of a piston of a compressor, a compressor proper, a valve plate of a compressor and a cooler provided with these pieces of equipment. One of the objectives of the present invention is achieved by means of a support for a proximity sensor for sensing the proximity of a piston of a compressor comprising a cylinder for the piston, the cylinder being associated to a valve plate, configuring a high-pressure region inside the cylinder and a low-pressure region outside the cylinder, the support comprising a base structure, a first connection end portion and a second connection end portion, the proximity sensor being associated to the high-pressure and the base structure extending as far as the low-pressure region.
    Type: Grant
    Filed: March 19, 2004
    Date of Patent: January 14, 2014
    Assignee: Empresa Brasileira de Compressores S.A.—Embraco
    Inventors: Dietmar Erich Bernhard Lilie, Orlando Starke, Alberto Bruno Feldmann, Ingwald Wollrath, Nerian Fernando Ferreira
  • Proximity-sensor support, a compressor, a valve plate and a cooler
    Publication number: 20070148028
    Abstract: One describes a support for a proximity sensor to sense the proximity of a piston of a compressor, a compressor proper, a valve plate of a compressor and a cooler provided with these pieces of equipment. One of the objectives of the present invention is achieved by means of a support for a proximity sensor for sensing the proximity of a piston of a compressor comprising a cylinder for the piston, the cylinder being associated to a valve plate, configuring a high-pressure region inside the cylinder and a low-pressure region outside the cylinder, the support comprising a base structure, a first connection end portion and a second connection end portion, the proximity sensor being associated to the high-pressure and the base structure extending as far as the low-pressure region.
    Type: Application
    Filed: March 19, 2004
    Publication date: June 28, 2007
    Inventors: Dietmar Erich Lilie, Orlando Starke, Alberto Feldmann, Ingwald Wollrath, Nerian Ferreira