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:
Nov. 13, 1979
Filed:
Jun. 28, 1978
Applicant:
Inventor:
Siegfried Maier, Leinfelden-Echterdingen, DE;
Assignee:
Dupro AG, Romanshorn, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A46B / ;
U.S. Cl.
CPC ...
15179 ; 291215 ;
Abstract
A cleaning implement, especially vacuum cleaner, with a brush for incorporation in a vacuum cleaner nozzle, which has a shaft with bristles mounted at its ends in bearings in an implement housing. In order to restrict penetration of hairs and like foreign bodies, picked up by the bristles, into the bearings, the shaft is provided with at least one transverse circumferential depression. A longitudinal groove is provided so that hairs and threads collected on the shaft can be gathered and cut.