Patent ID: 6733315
Filing Date: 2004-05-11
Classification: A47L

Abstract:
A vacuum unit cleaner hose with a connection sleeve comprising:a) a protective envelope (2) for electric conductors (3) is attached at the inner wall of the hose (1); b) a rear connection part (4a) of the sleeve (4) partially engaging into the hose (1) exhibits an axial slot (4b) starting from the rearward end of the rear connection part (4a), wherein the flanks of the rear connection part (4a) transition into a projection (4c) formed for the receiving of the coordinated end of the protective envelope (2) as well as closed at the front end; c) wherein the 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); d) the axial slot (4b) is bridged over part of the length of the axial slot (4b) by a cover (7), wherein the cover exhibits side walls (7a) formed for engaging into the projection (4c) and exhibits a head wall (7b) connecting the side walls (7a), wherein the outer contour of the head wall (7b) is adapted to the circular shape of the rear connection part (4a); e) the protective envelope (2) is disengaged from the inner side of the hose over part of the length of the protective envelope (2) for allowing an unimpeded insertion of the apex of the cover into the hose (1).