EP 1034356 A1 20000913 - DEVICE FOR CONVEYING A MEDIUM OR PROPULSION THROUGH A MEDIUM
Title (en)
DEVICE FOR CONVEYING A MEDIUM OR PROPULSION THROUGH A MEDIUM
Title (de)
VORRICHTUNG FÜR DIE FÖRDERUNG EINES MEDIUMS ODER ZUM ANTRIEB DURCH EIN MEDIUM
Title (fr)
DISPOSITIF POUR LE TRANSPORT D'UN MILIEU OU POUR L'ENTRAINEMENT A TRAVERS UN MILIEU
Publication
Application
Priority
- DE 19747445 A 19971028
- EP 9806829 W 19981028
Abstract (en)
[origin: WO9922118B1] The invention relates to a conveyor device for a medium, especially for a gas or liquid, comprising a piston/cylinder unit, whereby the medium is suctioned by means of the movement of a piston and conveyed by means of an opposite piston movement in addition to being based on a valve device function. The movement of the piston is carried out by means of a bearing (precision bearing) and the bearing (precision bearing) is located outside the cylinder (cylinder chamber, combustion chamber).
IPC 1-7
IPC 8 full level
F01C 9/00 (2006.01)
CPC (source: EP KR)
F01C 9/00 (2013.01 - KR); F01C 9/002 (2013.01 - EP)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9922118 A1 19990506; WO 9922118 B1 19990610; AT E222638 T1 20020915; CA 2308709 A1 19990506; CN 1276848 A 20001213; DE 19747445 A1 19990506; DE 59805259 D1 20020926; EP 1034356 A1 20000913; EP 1034356 B1 20020821; JP 2001521100 A 20011106; KR 20010031243 A 20010416
DOCDB simple family (application)
EP 9806829 W 19981028; AT 98959808 T 19981028; CA 2308709 A 19981028; CN 98810418 A 19981028; DE 19747445 A 19971028; DE 59805259 T 19981028; EP 98959808 A 19981028; JP 2000518190 A 19981028; KR 20007004225 A 20000420