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:
Jun. 23, 1987
Filed:
Aug. 21, 1985
Applicant:
Inventor:
Hermann Meili, Munchwilen, CH;
Assignee:
Internationale Octrooi Maatschappij, Rotterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L / ; A47L / ;
U.S. Cl.
CPC ...
15 4 / ; 15 5 / ; 15320 ; 51177 ;
Abstract
The invention pertains to a floor cleaning machine comprising an electrical means for controlling the operation of the brush head lever motor to maintain the brush pressure at an operator-set value. An improved brush pressure regulating system which is operator-adjustable, is provided.