Patents Assigned to Truplast Kunststotttechnik GmbH
  • Patent number: 6733315
    Abstract: A vacuum unit cleaner hose having a hose (1), a connection sleeve (4), and a rear connection part (4a) of the sleeve (4) partially engaging into the hose (1) and exhibiting an axial slot (4b) starting from a rearward end of the rear connection part (4a). Electrical conductors (3) are led out of the front section of the rear connection part (4a), wherein the hose (1) does not cover the front section of the rear connection part (4a). A protective envelope (2) for the electric conductors (3) is attached at the inner wall of the hose (1). Flanks of the rear connection part (4a) transition into the projection (4c) formed for the receiving of a coordinated end of the protective envelope (2) as well as closed at the front end. An axial slot (4b) is formed in the connection sleeve (4).
    Type: Grant
    Filed: September 10, 2002
    Date of Patent: May 11, 2004
    Assignee: Truplast Kunststotttechnik GmbH
    Inventor: Georg Peter Linhart