Patents by Inventor Peter Rittershofer

Peter Rittershofer 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).

  • Patent number: 11402048
    Abstract: The invention relates to an expansion joint (1) for joining two adjacent parts of a pipe. The expansion joint (1) comprises an expansion bellows (5), an expanded wall (2) and an inner sleeve assembly (8). The expanded wall (2) comprises a first wall part (3) and a second wall part (4), wherein the first wall part (3) and the second wall part (4) are spaced apart from each other axially by an axial gap. The expansion bellows (5) is connected to the first wall part (3) and to the second wall part (4) such that the axial gap between the first wall part (3) and the second wall part (4) is closed and such that the first wall part (3) and the second wall part (4) are connected flexibly. The expanded wall (2) and the inner sleeve assembly (8) limit at least one sealed chamber (9, 10) between each other, and the at least one sealed chamber (9, 10) is filled by a first gas.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: August 2, 2022
    Assignee: BOREALIS AG
    Inventors: Piet Van Dooren, Peter Clymans, Nikolaos Vavizos, Marc Jordens, Matthias Weber, Marc Seckner, Harald Betke, Peter Rittershofer, Bert Balmer, Jochen Senger, Abdelkarim Oulad Abdellah
  • Publication number: 20200096147
    Abstract: The invention relates to an expansion joint (1) for joining two adjacent parts of a pipe. The expansion joint (1) comprises an expansion bellows (5), an expanded wall (2) and an inner sleeve assembly (8). The expanded wall (2) comprises a first wall part (3) and a second wall part (4), wherein the first wall part (3) and the second wall part (4) are spaced apart from each other axially by an axial gap. The expansion bellows (5) is connected to the first wall part (3) and to the second wall part (4) such that the axial gap between the first wall part (3) and the second wall part (4) is closed and such that the first wall part (3) and the second wall part (4) are connected flexibly. The expanded wall (2) and the inner sleeve assembly (8) limit at least one sealed chamber (9, 10) between each other, and the at least one sealed chamber (9, 10) is filled by a first gas.
    Type: Application
    Filed: June 11, 2018
    Publication date: March 26, 2020
    Inventors: Piet Van Dooren, Peter Clymans, Nikolaos Vavizos, Marc Jordens, Matthias Weber, Marc Seckner, Harald Betke, Peter Rittershofer, Bert Balmer, Jochen Senger, Abdelkarim Oulad Abdellah
  • Publication number: 20150084328
    Abstract: A compensator assembly, including a metal bellows (2) with a weld end or connecting end (3, 4) in each case on both sides, at least one single-part or multipart guide tube (11), two support rings (5, 6), of which one is connected to a weld end (3, 4) in each case, and an anchoring box (7), which is supported on end faces (5a, 6a) of the support rings (5, 6) facing away from the metal bellows (2), wherein the support rings (5, 6), on the end face (5a, 6a) facing away from the metal bellows (2), have support elements (16) projecting in a direction of the anchoring box (7), and/or the anchoring box (7), on an end face (8a, 9a) facing the respective support ring (5, 6), has support elements (16) projecting in a direction of the support ring (5, 6).
    Type: Application
    Filed: September 24, 2014
    Publication date: March 26, 2015
    Applicant: WITZENMANN GMBH
    Inventors: Andreas Kampfe, Bert Balmer, Peter Rittershofer, Frank Thome, Matthias Weber, Harald Betke