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:
Dec. 21, 1976
Filed:
Oct. 09, 1975
Applicant:
Inventors:
William J Black, Wilmington, IL (US);
Eugene M Wilson, Joliet, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F / ;
U.S. Cl.
CPC ...
37-8 ; 37129 ;
Abstract
A guard is removably secured to the sidewall at the leading edge of an open-ended scraper bowl of a self-loading scraper and extends inwardly towards an elevator mechanism centrally disposed at the open end of the scraper bowl. The guard is disposed rearwardly of a rod of a hydraulic lift cylinder for shielding the rod from loose noncohesive material in the scraper bowl and for aiding in the retention of such material in the scraper bowl.