Patents by Inventor Martin Jarvis

Martin Jarvis 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).

  • Publication number: 20170067472
    Abstract: A turbocharger (1) includes compressor and turbine wheels (4, 5) and a shaft (6) that connects the compressor wheel (5) to the turbine wheel (4). The shaft (6) is supported by a thrust bearing assembly (20) that includes a pair of thrust washers (42a, 42b) mounted on the shaft (6), a hollow, cylindrical spacer (80) disposed on the shaft (6) between and abutting first faces (44) of the thrust washers (42a, 42b), and a thrust bearing (100) supported on the spacer (80) between the thrust washers (42a, 42b). One of the thrust bearing (100) or the first and second thrust washers (42a, 42b) includes a copper-alloy lining (60) where the lining (60) is provided in a first region (58a) and in a second region (58b), and the remainder of the thrust bearing (100) or the first and second thrust washers (42a, 42b) is lining free.
    Type: Application
    Filed: February 12, 2015
    Publication date: March 9, 2017
    Inventors: Andrew DAY, Tristram PALMER-WHITE, Sean RYLANCE, Martin JARVIS
  • Publication number: 20160097463
    Abstract: A valve device includes a body portion having a plurality of openings, a valve seat located within said body portion, an end stop, corresponding to an opening of said body portion, said end stop comprising a port portion through which fluid may flow, and a nozzle, in fluid communication with said port portion, said nozzle configured for sealing against said valve seat and thereby preventing flow through the valve device, the valve device being openable by relative motion of said nozzle with respect to said valve seat, and adjustment means configured to allow independent adjustment of the location of said nozzle with respect to said valve seat.
    Type: Application
    Filed: October 7, 2014
    Publication date: April 7, 2016
    Inventors: Simon Sheridan, Martin Jarvis, Geraint Huw Morgan
  • Patent number: 9163558
    Abstract: A product for use with a turbocharger that may include a complex sealing path between a lubricated area of a housing and a compressor wheel.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: October 20, 2015
    Assignee: BorgWarner Inc.
    Inventors: Sanjit Chaggar, Martin Jarvis, Sean Rylance
  • Patent number: 9022062
    Abstract: A valve device (1) comprising; a body portion (2) having a plurality of openings, a valve seat (6) located within said body portion (2), an end stop (4,8), corresponding to an opening of said body portion (2), said end stop (4,8) comprising a port portion (38,39) through which fluid may flow, and a nozzle (33,35), in fluid communication with said port portion (38,39), said nozzle (33,35) configured for sealing against said valve seat (6) and thereby preventing flow through the valve device (1), the valve device (1) being openable by relative motion of said nozzle (33,35) with respect to said valve seat (6), and adjustment means configured to allow independent adjustment of the location of said nozzle (33,35) with respect to said valve seat (6).
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: May 5, 2015
    Assignee: The Open Univeristy, Innovation & Enterprise
    Inventors: Simon Sheridan, Martin Jarvis, Geraint Huw Morgan
  • Publication number: 20110278483
    Abstract: A valve device (1) comprising; a body portion (2) having a plurality of openings, a valve seat (6) located within said body portion (2), an end stop (4,8), corresponding to an opening of said body portion (2), said end stop (4,8) comprising a port portion (38,39) through which fluid may flow, and a nozzle (33,35), in fluid communication with said port portion (38,39), said nozzle (33,35) configured for sealing against said valve seat (6) and thereby preventing flow through the valve device (1), the valve device (1) being openable by relative motion of said nozzle (33,35) with respect to said valve seat (6), and adjustment means configured to allow independent adjustment of the location of said nozzle (33,35) with respect to said valve seat (6).
    Type: Application
    Filed: October 30, 2009
    Publication date: November 17, 2011
    Inventors: Simon Sheridan, Martin Jarvis, Geraint Huw Morgan