Patents by Inventor Gilbert Rottig

Gilbert Rottig 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: 5414930
    Abstract: In a shaving apparatus (1) comprising a housing (2) and a shaving head (10) with a shaving-head frame (12) and a foil frame (31) at least two helical pressure springs (57, 58) act between the two frames (12, 31) and are each arranged in a circumferentially closed duct (45, 46) provided in one (31) of the two frames (12, 31), which duct also accommodates a piston-like pressure member (47, 48) which projects from the relevant duct (45, 46) and bears against the other one (12) of the two frames (12,31).
    Type: Grant
    Filed: July 14, 1993
    Date of Patent: May 16, 1995
    Assignee: U.S. Philips Corporation
    Inventors: Ingo Muller, Ernst Poganitsch, Gilbert Rottig
  • Patent number: 5383273
    Abstract: In a shaving apparatus (1) comprising a housing (2) and a shaving head (10) with a shaving-head frame (12) and a foil frame (31) which can be locked thereto the two transverse side walls (15, 16) of the shaving-head frame (12) are extended relative to the two transverse side walls (35, 36) of the foil frame (31) in a direction towards the housing (2) of the shaving apparatus (1) by a wall extension (61, 62), and on each wall extension (61, 62) a latch (65, 66), which extends substantially in the direction of the wall extension (61, 62), is supported so as to be movable transversely of the wall extension (61, 62) against spring force to provide positive locking of the foil frame (31) in the shaving-head frame (12).
    Type: Grant
    Filed: July 15, 1993
    Date of Patent: January 24, 1995
    Assignee: U.S. Philips Corporation
    Inventors: Ingo Muller, Ernst Poganitsch, Gilbert Rottig