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:
Feb. 20, 1990
Filed:
May. 10, 1988
Tadashi Miyamura, Osaka, JP;
Shigeo Sugawara, Osaka, JP;
Sumitomo Metal Industries, Ltd., Osaka, JP;
Abstract
A plasma apparatus which is; provided with a pair of plasma generation chambers at both sides of a specimen chamber provided therein with two specimen mounts for fixing specimens to be subjected to the predetermined processing such as plasma CVD; designed to use the specimen chamber in common so as to simultaneously process by plasma generated by the pair of plasma generation chambers the specimens fixed to the two specimen mounts to thereby be compact as a whole; and provided with a load lock chamber communicated with the specimen chamber and delivering the specimens between the load lock chamber and specimen chamber, so that the plurality of specimens are contained in cassettes disposed in the load lock chamber and the contained specimens are moved between the load lock chamber and the specimen chamber by means of a loader provided in the load lock chamber, thereby enabling a rest time to be reduced and the specimen to be efficiently processed.