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:
Feb. 18, 1992
Filed:
Dec. 03, 1990
Applicant:
Inventor:
James C Ciula, Mentor, OH (US);
Assignee:
The Lewis Berkman Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01H / ;
U.S. Cl.
CPC ...
37197 ; 37233 ; 37266 ; 2642791 ;
Abstract
A plow is constructed of a curved high density polyethylene moldboard and frame assembly. The moldboard can be constructed with a mounting collar that slides over and grips the frame or with the frame molded into and encapsulated by the polyethylene. A scraper blade is attached to the bottom of the frame for increasing the moldboard's ridigity and/or securing the moldboard to the frame.