EP 0519276 A1 19921223 - Supercharger carry-over venting means.
Title (en)
Supercharger carry-over venting means.
Title (de)
Fluidumdruck-Übertragungsmittel für Auflader.
Title (fr)
Moyens de transfert de pression de fluide pour un suralimenteur.
Publication
Application
Priority
- US 71774191 A 19910619
- US 71774291 A 19910619
Abstract (en)
A rotary positive displacement blower (10) of the Roots-type having inlet and outlet vents recess (60,62) for reducing fluid pressure build up in spaces between meshing, helical lobes (34a,36a) on rotating rotors of the blower. <IMAGE>
IPC 1-7
IPC 8 full level
F02B 33/38 (2006.01); F04C 2/18 (2006.01); F04C 18/08 (2006.01); F04C 18/12 (2006.01); F04C 18/18 (2006.01); F04C 29/00 (2006.01); F04C 29/12 (2006.01)
CPC (source: EP KR)
F04C 18/088 (2013.01 - EP); F04C 18/126 (2013.01 - EP); F04C 29/0035 (2013.01 - EP); F04C 29/06 (2013.01 - KR); F04C 29/12 (2013.01 - EP)
Citation (search report)
- [AD] US 4556373 A 19851203 - SOETERS JR RAYMOND A [US]
- [AD] US 4569646 A 19860211 - SOETERS JR RAYMOND A [US]
- [AP] EP 0455059 A1 19911106 - FIATGEOTECH [IT]
- [A] US 3817665 A 19740618 - MYERS B
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 0519276 A1 19921223; EP 0519276 B1 19950816; DE 69204112 D1 19950921; DE 69204112 T2 19960418; JP 3189069 B2 20010716; JP H05187243 A 19930727; KR 0150226 B1 19981102; KR 930000841 A 19930115
DOCDB simple family (application)
EP 92109479 A 19920604; DE 69204112 T 19920604; JP 18633792 A 19920619; KR 920010579 A 19920618