Patents by Inventor Achim Pfeifer

Achim Pfeifer 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).

  • Fastener for bellows, having a male and a female end segment
    Patent number: 10082165
    Abstract: A fastener, in particular for bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastener can be used to fasten bellows to joint housings and/or shafts, said fastener having improved closing behavior.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: September 25, 2018
    Assignee: GKN Driveline International GmbH
    Inventors: Markus Deisinger, Ralf Schumacher, Joachim Wette, Daniela Ballas, Andreas Gehrke, Ludger Wenning, Achim Pfeifer, Maik Lehmann
  • Fastener having an inner undercut region
    Patent number: 9933095
    Abstract: A fastening means, in particular for a bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastening means can be used to fasten bellows to joint housings and/or shafts. The fastening means has an inner undercut region in order to provide an improved closing behavior of the fastening means.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: April 3, 2018
    Assignee: GKN Driveline International GmbH
    Inventors: Markus Deisinger, Ralf Schumacher, Joachim Wette, Daniela Ballas, Andreas Gehrke, Ludger Wenning, Achim Pfeifer, Maik Lehmann
  • FASTENER FOR BELLOWS, HAVING A MALE AND A FEMALE END SEGMENT
    Publication number: 20170108021
    Abstract: A fastener, in particular for bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastener can be used to fasten bellows to joint housings and/or shafts, said fastener having improved closing behavior.
    Type: Application
    Filed: October 25, 2016
    Publication date: April 20, 2017
    Inventors: Markus Deisinger, Ralf Schumacher, Joachim Wette, Daniela Ballas, Andreas Gehrke, Ludger Wenning, Achim Pfeifer, Maik Lehmann
  • FASTENER HAVING AN INNER UNDERCUT REGION
    Publication number: 20170037990
    Abstract: A fastening means, in particular for a bellows, comprises a male end segment and a female end segment complementary to the male end segment. The fastening means can be used to fasten bellows to joint housings and/or shafts. The fastening means has an inner undercut region in order to provide an improved closing behavior of the fastening means.
    Type: Application
    Filed: October 25, 2016
    Publication date: February 9, 2017
    Inventors: Markus Deisinger, Ralf Schumacher, Joachim Wette, Daniela Ballas, Andreas Gehrke, Ludger Wenning, Achim Pfeifer, Maik Lehmann
  • Rolled bellows with a large radius of curvature
    Publication number: 20060165933
    Abstract: A rolling boot (10) for sealing two rotating parts (21, 22), which can be articulated and axially displaceable relative to one another. The rolling boot (10) has a first collar (11) with a smaller diameter for being secured on a first rotational part (11) with a smaller diameter, a second collar (12) with a larger diameter for being secured on a second rotational part (12) with a larger diameter, and an annular wall (13) whose diameter widens from the first collar (11) to the second collar (12). The annular wall (13), when the boot is at rest and unclamped, in half a longitudinal section, extends in an S-shaped way with an inner curvature next to the smaller first collar (11) and with an outer curvature next to the larger second collar (12).
    Type: Application
    Filed: September 25, 2004
    Publication date: July 27, 2006
    Inventors: Achim Pfeifer, Joachim Prolss, Wolfgang Lobel, Claus Disser, Joachim Dorr