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:
Aug. 09, 1988
Filed:
Dec. 04, 1986
Applicant:
Inventor:
Robert K Emrich, Portland, OR (US);
Assignee:
ESCO Corporation, Portland, OR (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02F / ;
U.S. Cl.
CPC ...
3714 / ; 3714 / ;
Abstract
An excavating tooth assembly including an adapter, a point equipped with rearwardly projecting tongues, and locking means including a vertical pin external of the adapter nose held in place by a shrouded spring loaded plug disposed perpendicularly to the line of mounting the point on the adapter, the pin haivng arcuate front and back surfaces for wedging engagement with laterally projecting ears on the nose and a laterally projecting lug on a point tongue.