Global Patent Index - EP 1034356 A1

EP 1034356 A1 2000-09-13 - 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

EP 1034356 A1 (DE)

Application

EP 98959808 A

Priority

  • DE 19747445 A
  • EP 9806829 W

Abstract (en)

[origin: DE19747445A1] 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 (main, further and additional classification)

F01C 9/00

IPC 8 full level (invention and additional information)

F01C 9/00 (2006.01)

CPC (invention and additional information)

F01C 9/002 (2013.01)

Citation (search report)

See references of WO 9922118A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

DE 19747445 A1 19990506; AT 222638 T 20020915; CA 2308709 A1 19990506; CN 1276848 A 20001213; EP 1034356 A1 20000913; EP 1034356 B1 20020821; JP 2001521100 A 20011106; WO 9922118 A1 19990506; WO 9922118 B1 19990610

INPADOC legal status


2006-02-15 [27W] REVOKED

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2003-07-23 [REG IE MM4A] PATENT LAPSED

2003-07-09 [26] OPPOSITION FILED

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- Effective date: 20030513

2003-06-13 [REG CH PL] PATENT CEASED

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2002-12-24 [GBT] GB: TRANSLATION OF EP PATENT FILED (GB SECTION 77(6)(A)/1977)

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2002-09-26 [REF] CORRESPONDS TO:

- Document: DE 59805259 20020926

2002-08-30 [REG CH EP] ENTRY IN THE NATIONAL PHASE

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2001-12-12 [17Q] FIRST EXAMINATION REPORT

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