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:
Oct. 11, 1988
Filed:
Jan. 29, 1988
Applicant:
Inventor:
Charles M Thompson, Houston, TX (US);
Assignee:
Reed Tool Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
175393 ; 175424 ; 239600 ; 239601 ;
Abstract
A rotary drill bit (10) has a nozzle assembly (24) positioned within a nozzle bore (22). Nozzle assembly (24) has a nozzle member (34) with a port (40) deviated from the longitudinal axis of the nozzle member (34). A retaining nut (54) is threaded within the threaded bore (22) while the nozzle member (34) is held against rotation thereby to maintain the port (40) in a predetermined rotational position upon final installation.