Patents by Inventor Martin Braune

Martin Braune 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: 10617976
    Abstract: A filter apparatus has a filter housing (1) accommodating at least one filter element (17) having an inner filter cavity (23) enclosed by a filter medium (27). The housing (1) contains an element bolder (19) that interacts with the filter element (17) located in its functional position. The element holder (19) has a projecting accommodating part (43) with an outer configuration adapted to the shape of an opening (37) located at the end of the filter element (17) to be secured to the element holder (19). The accommodating part (43) fits through the opening (37) of the filter element (17) located in the functional position.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: April 14, 2020
    Assignee: HYDAC FILTERTECHNIK GMBH
    Inventors: Norbert Sann, Martin Braune
  • Publication number: 20180111065
    Abstract: A filter apparatus has a filter housing (1) accommodating at least one filter element (17) having an inner filter cavity (23) enclosed by a filter medium (27). The housing (1) contains an element bolder (19) that interacts with the filter element (17) located in its functional position. The element holder (19) has a projecting accommodating part (43) with an outer configuration adapted to the shape of an opening (37) located at the end of the filter element (17) to be secured to the element holder (19). The accommodating part (43) fits through the opening (37) of the filter element (17) located in the functional position.
    Type: Application
    Filed: December 21, 2017
    Publication date: April 26, 2018
    Inventors: Norbert SANN, Martin BRAUNE
  • Patent number: 9884274
    Abstract: A filter apparatus has a filter housing (1) accommodating at least one filter element (17) having an inner filter cavity (23) enclosed by a filter medium (27). The housing (1) contains an element holder (19) that interacts with the filter element (17) located in its functional position. The element holder (19) has a projecting accommodating part (43) with an outer configuration adapted to the shape of an opening (37) located at the end of the filter element (17) to be secured to the element holder (19). The accommodating part (43) fits through the opening (37) of the filter element (17) located in the functional position.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: February 6, 2018
    Assignee: HYDAC FILTER TECHNIK GMBH
    Inventors: Norbert Sann, Martin Braune