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:
Apr. 30, 1996
Filed:
May. 10, 1994
Applicant:
Inventors:
Kenji Tojo, Ibaraki, JP;
Masahisa Sofue, Mito, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C / ; C04B / ; C04B / ;
U.S. Cl.
CPC ...
418 551 ; 418 552 ; 418 553 ; 418 555 ; 418 56 ; 418 57 ; 3849071 ; 464903 ; 501 92 ; 501 97 ;
Abstract
A scrool fluid machine including a fixed scroll an orbiting scroll an Oldham ring and bearing portions which are entirely or partly made of a reaction-bonded precise sintered ceramics which is superior in near-net-shape property, and particularly made of a reaction bonded precise sintered ceramics which is produced by reaction-bonding inorganic compound particles such as A1.sub.2 O.sub.3, SiC, TiN, ZrN etc. with Si.sub.3 N.sub.4 which is a nitride of Si.
Tojo, Kenji. (1996). Scroll type fluid machine with parts of sintered ceramics (U.S. Patent No. 5511959). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5511959
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile