EP0541801A4 - - Google Patents

Info

Publication number
EP0541801A4
EP0541801A4 EP91910170A EP91910170A EP0541801A4 EP 0541801 A4 EP0541801 A4 EP 0541801A4 EP 91910170 A EP91910170 A EP 91910170A EP 91910170 A EP91910170 A EP 91910170A EP 0541801 A4 EP0541801 A4 EP 0541801A4
Authority
EP
European Patent Office
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP91910170A
Other languages
English (en)
Other versions
EP0541801B1 (de
EP0541801A1 (de
Inventor
Takao Yoshimura
Ichiro Morita
Hideharu Ogahara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Refrigeration Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Refrigeration Co filed Critical Matsushita Refrigeration Co
Publication of EP0541801A1 publication Critical patent/EP0541801A1/de
Publication of EP0541801A4 publication Critical patent/EP0541801A4/en
Application granted granted Critical
Publication of EP0541801B1 publication Critical patent/EP0541801B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
    • F04C29/0021—Systems for the equilibration of forces acting on the pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP91910170A 1991-05-30 1991-05-30 Drehkolbenverdichter Expired - Lifetime EP0541801B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1991/000725 WO1992021881A1 (fr) 1991-05-30 1991-05-30 Compresseur rotatif

Publications (3)

Publication Number Publication Date
EP0541801A1 EP0541801A1 (de) 1993-05-19
EP0541801A4 true EP0541801A4 (de) 1995-04-19
EP0541801B1 EP0541801B1 (de) 1997-03-05

Family

ID=14014435

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91910170A Expired - Lifetime EP0541801B1 (de) 1991-05-30 1991-05-30 Drehkolbenverdichter

Country Status (5)

Country Link
EP (1) EP0541801B1 (de)
BR (1) BR9106801A (de)
CA (1) CA2088160C (de)
DE (1) DE69125008T2 (de)
WO (1) WO1992021881A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108105094B (zh) * 2017-12-07 2023-10-03 珠海格力节能环保制冷技术研究中心有限公司 压缩机及具有其的换热设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5470809A (en) * 1977-11-16 1979-06-07 Nippon Denso Co Ltd Emergency sound information reader
JPS56106088A (en) * 1980-01-29 1981-08-24 Matsushita Electric Ind Co Ltd Rotary type fluid equipment
JPS56135780A (en) * 1980-03-27 1981-10-23 Matsushita Electric Ind Co Ltd Compressor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9221881A1 *

Also Published As

Publication number Publication date
CA2088160A1 (en) 1992-12-01
EP0541801B1 (de) 1997-03-05
WO1992021881A1 (fr) 1992-12-10
DE69125008T2 (de) 1997-08-28
BR9106801A (pt) 1994-01-25
DE69125008D1 (de) 1997-04-10
EP0541801A1 (de) 1993-05-19
CA2088160C (en) 1995-04-04

Similar Documents

Publication Publication Date Title
DE4290923T1 (de)
DE4290412T1 (de)
EP0709848A3 (de)
EP0525335A3 (de)
DK0576484T3 (de)
EP0520579A3 (de)
DK0569364T3 (de)
ECSM91576U (de)
DE4291112T1 (de)
EP0514050A3 (de)
EP0520829A3 (de)
CN3009795S (de)
CN3009780S (de)
CN3009754S (de)
AU8454191A (de)
AU8137891A (de)
AU8114391A (de)
EP0493840A3 (de)
EP0495681A3 (de)
EP0498366A3 (de)
EP0498462A3 (de)
EP0502808A3 (de)
EP0503620A3 (de)
EP0508666A3 (de)
EP0540143A3 (de)

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 19930216

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE FR GB

A4 Supplementary search report drawn up and despatched
AK Designated contracting states

Kind code of ref document: A4

Designated state(s): DE FR GB

17Q First examination report despatched

Effective date: 19950515

GRAG Despatch of communication of intention to grant

Free format text: ORIGINAL CODE: EPIDOS AGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAH Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOS IGRA

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REF Corresponds to:

Ref document number: 69125008

Country of ref document: DE

Date of ref document: 19970410

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20010529

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20010530

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20010730

Year of fee payment: 11

REG Reference to a national code

Ref country code: GB

Ref legal event code: IF02

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

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

Effective date: 20020530

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

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

Effective date: 20021203

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20020530

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

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

Effective date: 20030131

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST