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:
Dec. 23, 1980
Filed:
Jan. 12, 1979
Applicant:
Inventor:
Gary M Crase, Cypress, CA (US);
Assignee:
Smith International, Inc., Newport Beach, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C / ; E21B / ;
U.S. Cl.
CPC ...
308227 ; 308236 ; 175320 ;
Abstract
An adjustable bearing assembly has radial and thrust bearings adjustable on a bearing shaft to eliminate clearance in the bearings and in springs in the bearing assembly. The bearing assembly is shown in combination with an in-hole motor of the fluid driven type. Components driven by the shaft are locked on the shaft by an eccentric surface or a combination of an eccentric and a concentric surface.