FR2823539B1 - Attenuateur dynamique du bruit de refoulement sur les machines a vide rotatives - Google Patents

Attenuateur dynamique du bruit de refoulement sur les machines a vide rotatives

Info

Publication number
FR2823539B1
FR2823539B1 FR0105031A FR0105031A FR2823539B1 FR 2823539 B1 FR2823539 B1 FR 2823539B1 FR 0105031 A FR0105031 A FR 0105031A FR 0105031 A FR0105031 A FR 0105031A FR 2823539 B1 FR2823539 B1 FR 2823539B1
Authority
FR
France
Prior art keywords
dynamic
rotary vacuum
attenuator
discharge noise
vacuum machines
Prior art date
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.)
Expired - Fee Related
Application number
FR0105031A
Other languages
English (en)
Other versions
FR2823539A1 (fr
Inventor
Albert Cacard
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.)
Alcatel CIT SA
Alcatel Lucent SAS
Original Assignee
Alcatel CIT SA
Alcatel SA
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 Alcatel CIT SA, Alcatel SA filed Critical Alcatel CIT SA
Priority to FR0105031A priority Critical patent/FR2823539B1/fr
Priority to EP02356065A priority patent/EP1249610A1/fr
Priority to JP2002106636A priority patent/JP2002339888A/ja
Priority to US10/119,028 priority patent/US6705842B2/en
Publication of FR2823539A1 publication Critical patent/FR2823539A1/fr
Application granted granted Critical
Publication of FR2823539B1 publication Critical patent/FR2823539B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F04C29/06—Silencing
    • F04C29/068—Silencing the silencing means being arranged inside the pump housing
    • 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
    • F04C29/0035—Equalization of pressure pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
FR0105031A 2001-04-12 2001-04-12 Attenuateur dynamique du bruit de refoulement sur les machines a vide rotatives Expired - Fee Related FR2823539B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR0105031A FR2823539B1 (fr) 2001-04-12 2001-04-12 Attenuateur dynamique du bruit de refoulement sur les machines a vide rotatives
EP02356065A EP1249610A1 (fr) 2001-04-12 2002-04-05 Atténuateur dynamique du bruit de refoulement sur les machines à vide rotatives
JP2002106636A JP2002339888A (ja) 2001-04-12 2002-04-09 回転真空機械から出る排出ノイズの動的減衰器
US10/119,028 US6705842B2 (en) 2001-04-12 2002-04-10 Dynamic attenuator of discharge noise from rotary vacuum machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0105031A FR2823539B1 (fr) 2001-04-12 2001-04-12 Attenuateur dynamique du bruit de refoulement sur les machines a vide rotatives

Publications (2)

Publication Number Publication Date
FR2823539A1 FR2823539A1 (fr) 2002-10-18
FR2823539B1 true FR2823539B1 (fr) 2005-12-02

Family

ID=8862272

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0105031A Expired - Fee Related FR2823539B1 (fr) 2001-04-12 2001-04-12 Attenuateur dynamique du bruit de refoulement sur les machines a vide rotatives

Country Status (4)

Country Link
US (1) US6705842B2 (fr)
EP (1) EP1249610A1 (fr)
JP (1) JP2002339888A (fr)
FR (1) FR2823539B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080044298A1 (en) * 2006-08-15 2008-02-21 Laski Stephen J High pressure pump, frame and housing assembly
CN103380331B (zh) * 2011-02-17 2016-03-23 江森自控科技公司 磁性衰减器
US8844429B2 (en) * 2011-04-01 2014-09-30 G.E.W. International Corporation Limited Beverage maker with pump noise attenuator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1746885A (en) * 1926-05-14 1930-02-11 Standard Brands Inc Rotary blower and method of controlling operation of the same
FR1203244A (fr) * 1957-09-09 1960-01-15 Perkins F Ltd Compresseur volumétrique perfectionné
GB910465A (en) * 1958-07-03 1962-11-14 John Wilmott Marshall Improvements in rotary compressors and like rotary machines
US3884664A (en) * 1974-04-23 1975-05-20 Rovac Corp Throttle valve arrangement for noise control in compressor-expander
US4768934A (en) * 1985-11-18 1988-09-06 Eaton Corporation Port arrangement for rotary positive displacement blower

Also Published As

Publication number Publication date
FR2823539A1 (fr) 2002-10-18
US6705842B2 (en) 2004-03-16
JP2002339888A (ja) 2002-11-27
EP1249610A1 (fr) 2002-10-16
US20020150472A1 (en) 2002-10-17

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse

Effective date: 20091231