Patents by Inventor Isabelle Bec

Isabelle Bec 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).

  • Cylinder head for an internal combustion engine
    Patent number: 11680513
    Abstract: A cylinder head for an internal combustion engine comprising a prechamber (3), wherein a prechamber gas valve (5) is fitted into a cavity in the cylinder head (2) and the prechamber gas valve (5) is connected to the prechamber (3) by way of a flow transfer passage (10), wherein the flow transfer passage (10) has a first portion (8) adjoining the prechamber gas valve (5) and a second portion (1) into which the first portion (8) opens, wherein the second portion (1) extends at least around a part of a periphery of the prechamber (3), wherein the second portion (1) has an uninterrupted peripheral surface apart from that opening (7) with which it passes into the prechamber (3).
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: June 20, 2023
    Assignee: Innio Jenbacher GmbH & Co OG
    Inventors: Matthias Grotz, Herbert Schaumberger, Nikolaus Spyra, Thomas Fankhauser, Isabelle Bec
  • Cylinder head for an internal combustion engine
    Patent number: 11680511
    Abstract: A cylinder head for an internal combustion engine comprising a prechamber (3), wherein a prechamber gas valve (5) is fitted into a cavity of the cylinder head (2) and the prechamber gas valve (5) is connected to the prechamber (3) by way of a flow transfer passage (10), wherein the flow transfer passage (10) for a given cross-sectional area immediately downstream of the prechamber gas valve (5) is of such a length that in operation of the cylinder head (2) mounted in an internal combustion engine in a compression stroke of the combustion process propellant gas which flow out of the prechamber gas valve (5) forms a gas cushion at least in a first portion (8) of the flow transfer passage (10), that adjoins the prechamber gas valve (5).
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: June 20, 2023
    Assignee: Innio Jenbacher GmbH & Co OG
    Inventors: Nikolaus Spyra, Herbert Schaumberger, Matthias Grotz, Isabelle Bec, Thomas Fankhauser
  • CYLINDER HEAD FOR AN INTERNAL COMBUSTION ENGINE
    Publication number: 20220056836
    Abstract: A cylinder head for an internal combustion engine comprising a prechamber (3), wherein a prechamber gas valve (5) is fitted into a cavity in the cylinder head (2) and the prechamber gas valve (5) is connected to the prechamber (3) by way of a flow transfer passage (10), wherein the flow transfer passage (10) has a first portion (8) adjoining the prechamber gas valve (5) and a second portion (1) into which the first portion (8) opens, wherein the second portion (1) extends at least around a part of a periphery of the prechamber (3), wherein the second portion (1) has an uninterrupted peripheral surface apart from that opening (7) with which it passes into the prechamber (3).
    Type: Application
    Filed: December 21, 2018
    Publication date: February 24, 2022
    Inventors: Matthias Grotz, Herbert Schaumberger, Nikolaus Spyra, Thomas Fankhauser, Isabelle Bec