Patents by Inventor Lothar Anheuser

Lothar Anheuser 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: 5346331
    Abstract: The invention relates to a shield tail sealing (7) for driving shields consisting ofa basic body (2) made of elastomeric material and having a substantially rectangular cross section in the longitudinal direction and being inclined against the driving direction, whereby a sealing nose (12) is formed by molding at its sliding end on the inner side (inner side 11), which nose, in the operating condition, elastically presses against the outer side (4) of the tunnel lining, as well asa holding means (8) extending substantially contrally in the basic body (2), said means being fastened on a mounting support (10) arranged on the shield tail (9). The essence of said invention is thatin the upper zone adjacent to the shield tail (9), the basic body (2) has on the outer side (outer side 13) at least one sealing lip ( 14 ) of which the nose (18 ) , in the installed condition, projects beyond the outer surface (19) of the shield tail (9) or jacket of the shield.
    Type: Grant
    Filed: March 19, 1993
    Date of Patent: September 13, 1994
    Assignee: Phoenix Aktiengesellschaft
    Inventors: Siegfried Glang, Lothar Anheuser