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:
May. 02, 1978
Filed:
Dec. 20, 1976
Applicant:
Inventors:
William E Lanz, Joliet, IL (US);
Harris S Olson, Morton, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02F / ;
U.S. Cl.
CPC ...
172767 ; 172747 ; 3714 / ; 428558 ;
Abstract
A composite ground engaging tool is disclosed including a first plate having leading and trailing end portions, first and second surfaces, and a cutting edge on the leading end portion, a second plate having leading and trailing end portions, first and second surfaces, and a cutting edge on the leading end portion, the plates being substantially coextensive and of a construction sufficient for spacing the leading end portions from each other during contacting of the first surfaces and being connected together to define a deep slot between them, and a wear-resistant member disposed within the slot and secured to the plates.