WIPO logo
Mobile | Deutsch | Español | Français | 日本語 | 한국어 | Português | Русский | 中文 | العربية |
PATENTSCOPE

Search International and National Patent Collections
World Intellectual Property Organization
Search
 
Browse
 
Translate
 
Options
 
News
 
Login
 
Help
 
Machine translation
1. (WO1990004107) MACHINE FOR A GASEOUS MEDIUM
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1990/004107    International Application No.:    PCT/SE1989/000505
Publication Date: 19.04.1990 International Filing Date: 20.09.1989
Chapter 2 Demand Filed:    04.05.1990    
IPC:
F04C 18/16 (2006.01), F04C 23/00 (2006.01)
Applicants: SVENSKA ROTOR MASKINER AB [SE/SE]; P.O. Box 15085, S-104 65 Stockholm (SE) (For All Designated States Except US).
OLOFSSON, Hans [SE/SE]; (SE) (For US Only)
Inventors: OLOFSSON, Hans; (SE)
Agent: ASTBERG, Åke; P O Box 15085, S-104 65 Stockholm (SE)
Priority Data:
8803595-1 11.10.1988 SE
Title (EN) MACHINE FOR A GASEOUS MEDIUM
(FR) MACHINE POUR MILIEU GAZEUX
Abstract: front page image
(EN)The invention relates to a machine of the rotary screw type for a gaseous medium having a compression section and an expansion section driving the compression section. According to the invention both the compression section and the expansion section are located in one single working space in which two rotors (14, 16) operate. The machine has a low pressure port (32), a high pressure port (30) and intermediate pressure port means (34).
(FR)L'invention se rapporte à une machine du type à vis rotative pour milieu gazeux, présentant une section de compression et une section de dilatation entraînant la section de compression. La section de compression et la section de dilatation sont situées dans un seul et même espace de travail dans lequel opèrent deux rotors (14, 16). La machine comporte un orifice basses pressions (32), un orifice hautes pressions (30) et un orifice pour pressions intermédiaires (34).
Designated States: JP, US.
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE).
Publication Language: English (EN)
Filing Language: English (EN)