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. 23, 1988
Filed:
Oct. 01, 1987
Applicant:
Inventor:
Wayne F Adams, Madisonville, KY (US);
Assignee:
GTE Valenite Corporation, Troy, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21C / ;
U.S. Cl.
CPC ...
299 81 ; 175393 ;
Abstract
In a rotatable cutting bit of the type for delivering water under pressure to the work area being cut, the head portion includes an annular recess including a plurality of outlet ports facing forwardly and protected from the rearward flow of material being cut.