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. 25, 1986
Filed:
May. 09, 1984
Applicant:
Inventors:
Heinz Kaulig, Velbert, DE;
Klaus Stein, Velbert, DE;
Assignee:
Stein & Co. GmbH, Velbert, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L / ;
U.S. Cl.
CPC ...
15 4 / ; 15 4 / ; 15384 ;
Abstract
A protective device for floor cleaning apparatus with a rotating driving source and with brush rollers driven thereby comprises a housing 2 with a bottom wall on its side facing towards the floor. The bottom wall is provided with working apertures 9 for the brush rollers and with tooth-shaped carpet deflectors which project on the side on which the bristles of the brush rollers enter the housing from the bottom wall into the working apertures.
Kaulig, Heinz. (1986). Protective device for floor cleaning apparatus (U.S. Patent No. 4624025). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4624025
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile