Scroll type fluid machine with parts of sintered ceramics

Details Scroll type fluid machine with parts of sintered ceramics Scroll type fluid machine with parts of sintered ceramics

1994-05-10

1996-04-30

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Helical working member, e.g., scroll

418 552, 418 553, 418 555, 418 56, 418 57, 3849071, 464903, 501 92, 501 97, F01C 104, C04B 3556, C04B 3558

Patent

active

055119590

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.

REFERENCES:
patent: 4609334 (1986-09-01), Muir et al.
patent: 4767293 (1988-08-01), Caillat et al.
patent: 5102316 (1992-04-01), Caillat et al.
patent: 5122485 (1992-06-01), Akimune
patent: 5130279 (1992-07-01), Koyama et al.
patent: 5132257 (1992-07-01), Kodama et al.
patent: 5200373 (1993-04-01), Yasutomi et al.

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