Patents by Inventor Philippe Vuichard

Philippe Vuichard 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).

  • Volumetric pump and its driving mechanism
    Patent number: 9022755
    Abstract: The pump includes a housing containing a hollow elongated part, a piston arranged to move back and forth inside an elongated part, an inlet port and an outlet port arranged so that a fluid can be sucked through the inlet port into a chamber during an instroke of the piston and expelled through the outlet port during an outstroke. A linearly and/or angularly actuable valve system has a valve holder mounted on the pump housing which includes at least one through-hole extending from the piston chamber to the housing outer surface. The valve holder contains an inlet and/or outlet to alternately connect the inlet and outlet ports of the volumetric pump.
    Type: Grant
    Filed: July 8, 2009
    Date of Patent: May 5, 2015
    Assignee: Swissinnov Product SARL
    Inventors: Florent Junod, Philippe Vuichard
  • VOLUMETRIC PUMP AND ITS DRIVING MECHANISM
    Publication number: 20110206545
    Abstract: The pump includes a housing containing a hollow elongated part, a piston arranged to move back and forth inside an elongated part, an inlet port and an outlet port arranged so that a fluid can be sucked through the inlet port into a chamber during an instroke of the piston and expelled through the outlet port during an outstroke. A linearly and/or angularly actuable valve system has a valve holder mounted on the pump housing which includes at least one through-hole extending from the piston chamber to the housing outer surface. The valve holder contains an inlet and/or outlet to alternately connect the inlet and outlet ports of the volumetric pump.
    Type: Application
    Filed: July 8, 2009
    Publication date: August 25, 2011
    Applicant: SWISSINNOV PRODUCT SARL
    Inventors: Florent Junod, Philippe Vuichard