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:
Oct. 20, 1981
Filed:
Jul. 27, 1978
Applicant:
Inventors:
Charles W Bricher, St. Paul, MN (US);
Ferdinand J Herpers, Minnetonka, MN (US);
Assignee:
Tennant Company, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26B / ; B26B / ;
U.S. Cl.
CPC ...
30347 ; 30172 ; 30276 ; 15 9 / ; 1523 / ; 299 89 ; 299 41 ;
Abstract
A scarifying tool is disclosed suitable for use in conjunction with disc floor maintenance machines. The scarifying tool includes a support plate with a plurality of resilient or flexible members attached thereto. The flexible member may be lightweight spring-steel strap material one end of which is secured to a disc plate. A cutter is then mounted on the strap at a point spaced from the disc support.