EP 0841488 A3 2000-01-12 - Power cylinder
Title (en)
Power cylinder
Title (de)
Arbeitszylinder
Title (fr)
Vérin de travail
Publication
Application
Priority
AT 195596 A
Abstract (en)
[origin: EP0841488A2] The cylinder comprises a cylinder tube (1), which is smooth before assembly, has holder collars (16) at the ends, and is pressed into recessed grooves (19) of cylinder cover (3) or base (2). In the end pressed sections (20), the cylinder tube has reinforcing collars (21) on the outside, which are also pressed. The reinforcing collars may be formed by holder rings (22), put in position before the pressing stage, and held captive on the cylinder tube, preferably with a slight press fit.
IPC 1-7 (main, further and additional classification)
IPC 8 full level (invention and additional information)
F16J 10/02 (2006.01); B60J 7/00 (2006.01); F15B 15/14 (2006.01)
CPC (invention and additional information)
F15B 15/1438 (2013.01)
Citation (search report)
- [A] DE 9406613 U1 19940630 - FESTO KG [DE]
- [A] DE 4220415 A1 19931223 - TEVES GMBH ALFRED [DE]
- [A] DE 4002558 A1 19900823 - KNAPP MIKROHYDRAULIK GMBH [DE]
- [A] DE 4413279 A1 19951019 - HAHN GUENTHER [DE]
- [A] US 4323003 A 19820406 - CLIPPARD III WILLIAM L
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
EPO simple patent family
EP 0841488 A2 19980513; EP 0841488 A3 20000112; EP 0841488 B1 20030521; AT 404393 B 19981125; AT A195596 A 19980315; CZ 288686 B6 20010815; CZ 9703523 A3 19980513; DE 59710115 D1 20030626; ES 2201265 T3 20040316
INPADOC legal status
2009-08-31 [PG25 DE] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO
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2006-10-20 [REG FR ST] NOTIFICATION OF LAPSE
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2006-06-30 [PG25 FR] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO
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2006-06-28 [GBPC] GB: EUROPEAN PATENT CEASED THROUGH NON-PAYMENT OF RENEWAL FEE
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2006-06-20 [EUG] SE: EUROPEAN PATENT HAS LAPSED
2006-01-16 [REG ES FD2A] ANNOUNCEMENT OF LAPSE IN SPAIN
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2005-10-15 [PG25 SE] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO
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2004-05-12 [26N] NO OPPOSITION FILED
- Effective date: 20040224
2004-03-26 [ET] FR: TRANSLATION FILED
2004-03-16 [REG ES FG2A] DEFINITIVE PROTECTION
- Document: ES 2201265 T3
2003-10-03 [PGFP ES] POSTGRANT: ANNUAL FEES PAID TO NATIONAL OFFICE
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2003-09-16 [REG SE TRGR] TRANSLATION OF GRANTED EP PATENT
2003-07-09 [GBT] GB: TRANSLATION OF EP PATENT FILED (GB SECTION 77(6)(A)/1977)
2003-06-26 [REF] CORRESPONDS TO:
- Document: DE 59710115 P 20030626
2003-05-21 [AK] DESIGNATED CONTRACTING STATES:
- Designated State(s): DE ES FR GB IT SE
2003-05-21 [REG GB FG4D] EUROPEAN PATENT GRANTED
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2000-09-20 [AKX] PAYMENT OF DESIGNATION FEES
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2000-08-02 [17P] REQUEST FOR EXAMINATION FILED
- Effective date: 20000608
2000-01-12 [AK] DESIGNATED CONTRACTING STATES:
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2000-01-12 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO
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1999-02-24 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION
- Owner name: HOERBIGER HYDRAULIK GMBH
1998-05-13 [AK] DESIGNATED CONTRACTING STATES:
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