The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 17, 1990
Filed:
Nov. 23, 1988
Applicant:
Inventor:
Rolf G Sjoberg, Kungsangen, SE;
Assignee:
Aktiebolaget Electrolux, Stockholm, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47L / ; F16L / ;
U.S. Cl.
CPC ...
285-7 ; 285319 ; 285320 ; 285921 ; 285281 ; 285174 ;
Abstract
A coupling device for releasably connecting a suction hose (15) to a vacuum cleaner housing (10) includes a tube connection piece (13) attached to the suction base and adapted to be inserted into a cylindrical socket (11) in the vacuum cleaner housing. The tube connection piece (13) is rotatably attached to a coupling sleeve (16) which carries a latch (17) which is releasably connected to the vacuum cleaner housing (10) in a non-rotatable position.