Global Patent Index - EP 0708248 B1

EP 0708248 B1 2000-01-12 - Side channel compressor

Title (en)

Side channel compressor

Title (de)

Seitenkanalverdichter

Title (fr)

Compresseur à canal latéral

Publication

EP 0708248 B1 (DE)

Application

EP 95115950 A

Priority

DE 4437589 A

Abstract (en)

[origin: EP0708248A2] The compressor has a 2-part housing (1,2) containing a rotary paddle wheel (4) having a number of paddle blades (6) attached to a carrier ring (5), fitted to a driven hub (7). The compression space between the paddle wheel and the housing is sealed in the vicinity of the carrier ring by radial sealing rings (8), on either side of the latter. The sealing rings are each held by a respective retaining ring (10), secured to a bearing surface provided by one or other part of the compressor housing. Pref. the retaining rings are secured by screws, each sealing ring having a notch for locating the end face of the carrier ring.

IPC 1-7 (main, further and additional classification)

F04D 23/00; F04D 29/16

IPC 8 full level (invention and additional information)

F04D 29/12 (2006.01); F04D 23/00 (2006.01); F04D 29/08 (2006.01)

CPC (invention and additional information)

F04D 23/008 (2013.01); F04D 29/083 (2013.01)

Designated contracting state (EPC)

DE FR GB IT

EPO simple patent family

EP 0708248 A2 19960424; EP 0708248 A3 19970402; EP 0708248 B1 20000112; JP H08210293 A 19960820; US 5658126 A 19970819

INPADOC legal status


2009-08-31 [PG25 IT] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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- Effective date: 20071010

2007-05-01 [PG25 DE] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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2006-10-31 [PGFP IT] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

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2005-11-30 [PGFP DE] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

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- Year of fee payment: 11

2004-07-30 [REG FR ST] NOTIFICATION OF LAPSE

2004-06-30 [PG25 FR] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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- Free text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

- Effective date: 20040630

2004-06-02 [GBPC] GB: EUROPEAN PATENT CEASED THROUGH NON-PAYMENT OF RENEWAL FEE

- Effective date: 20031010

2003-10-10 [PG25 GB] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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2002-10-17 [PGFP FR] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

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2002-09-18 [PGFP GB] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE

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- Payment date: 20020918

- Year of fee payment: 8

2002-01-01 [REG GB IF02] EUROPEAN PATENT IN FORCE AS OF 2002-01-01

2000-12-27 [26N] NO OPPOSITION FILED

2000-04-07 [ET] FR: TRANSLATION FILED

2000-03-30 [ITF] IT: TRANSLATION FOR A EP PATENT FILED

- Owner name: STUDIO JAUMANN P. & C. S.N.C.

2000-02-23 [GBT] GB: TRANSLATION OF EP PATENT FILED (GB SECTION 77(6)(A)/1977)

- Effective date: 20000128

2000-02-17 [REF] CORRESPONDS TO:

- Document: DE 59507602 20000217

2000-01-12 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: B1

- Designated State(s): DE FR GB IT

1999-08-04 [17Q] FIRST EXAMINATION REPORT

- Effective date: 19990618

1997-06-25 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19970421

1997-04-02 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): DE FR GB IT

1996-04-24 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): DE FR GB IT