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:
Sep. 15, 1992
Filed:
May. 20, 1991
Robert L Belli, Columbus, OH (US);
Martin L Blazic, Bexley, OH (US);
Rick O Eller, Orient, OH (US);
Kenneth B Fielder, Circleville, OH (US);
Conrad E Fuchs, Grove City, OH (US);
Tosoh SMD, Inc., Grove City, OH (US);
Abstract
A sputtering target assembly is disclosed having a sputtering gun with an inner and outer annular wall, where the inner annular wall has a plurality of radially projecting set screws, threadably movable within threaded apertures in the inner annular wall. A mounting ring is profiled to fit over the inner annular wall, the mounting ring having a recessed grove, into which the set screws are received, to secure the mounting ring. The mounting ring includes a plurality of radially disposed spring plungers which are threadably installed in threaded apertures in the mounting ring. The target has a grooved inner annular surface for receiving the spring ball plungers, whereby the target is retained to the sputtering gun.