FR2336576A1 - Obturateur a double commande pour compresseur vertical de fluide nocif - Google Patents

Obturateur a double commande pour compresseur vertical de fluide nocif

Info

Publication number
FR2336576A1
FR2336576A1 FR7540387A FR7540387A FR2336576A1 FR 2336576 A1 FR2336576 A1 FR 2336576A1 FR 7540387 A FR7540387 A FR 7540387A FR 7540387 A FR7540387 A FR 7540387A FR 2336576 A1 FR2336576 A1 FR 2336576A1
Authority
FR
France
Prior art keywords
control valve
dual control
vertical compressor
harmful fluid
fluid vertical
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.)
Granted
Application number
FR7540387A
Other languages
English (en)
Other versions
FR2336576B1 (fr
Inventor
Roger Louis Elysee Germain
Claude Eugene Desire Duquenne
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR7540387A priority Critical patent/FR2336576A1/fr
Priority to GB52344/76A priority patent/GB1528520A/en
Priority to CA267,997A priority patent/CA1063142A/fr
Priority to US05/752,891 priority patent/US4067583A/en
Priority to DE2658236A priority patent/DE2658236C2/de
Priority to ZA767611A priority patent/ZA767611B/xx
Priority to AU20856/76A priority patent/AU508501B2/en
Priority to IT70090/76A priority patent/IT1071983B/it
Priority to BE173584A priority patent/BE849797A/fr
Publication of FR2336576A1 publication Critical patent/FR2336576A1/fr
Application granted granted Critical
Publication of FR2336576B1 publication Critical patent/FR2336576B1/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/10Shaft sealings
    • F04D29/14Shaft sealings operative only when pump is inoperative
    • F04D29/143Shaft sealings operative only when pump is inoperative especially adapted for elastic fluid pumps
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00Seal for a joint or juncture
    • Y10S277/929Seal feature where change in operation or condition induces additional leakage control

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
FR7540387A 1975-12-24 1975-12-24 Obturateur a double commande pour compresseur vertical de fluide nocif Granted FR2336576A1 (fr)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7540387A FR2336576A1 (fr) 1975-12-24 1975-12-24 Obturateur a double commande pour compresseur vertical de fluide nocif
GB52344/76A GB1528520A (en) 1975-12-24 1976-12-15 Sealing device with closure system for a rotary machine
CA267,997A CA1063142A (fr) 1975-12-24 1976-12-16 Dispositif d'etancheite avec elements de serrage pour compresseur
US05/752,891 US4067583A (en) 1975-12-24 1976-12-21 Sealing device with closure system for compressor
DE2658236A DE2658236C2 (de) 1975-12-24 1976-12-22 Dichtungsvorrichtung für eine rotierende Maschine mit vertikaler Rotationsachse
ZA767611A ZA767611B (en) 1975-12-24 1976-12-22 A sealing device with closure system for a compressor soc nationale d etude et de construction de moteurs d avi
AU20856/76A AU508501B2 (en) 1975-12-24 1976-12-23 Double control sealing device for a rotary machine
IT70090/76A IT1071983B (it) 1975-12-24 1976-12-23 Dispositivo di tenuta ad otturatore particolarmente per compressori di gas tossici o pericolosi
BE173584A BE849797A (fr) 1975-12-24 1976-12-23 Dispositif d'etancheite a obturateur notamment pour compresseur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7540387A FR2336576A1 (fr) 1975-12-24 1975-12-24 Obturateur a double commande pour compresseur vertical de fluide nocif

Publications (2)

Publication Number Publication Date
FR2336576A1 true FR2336576A1 (fr) 1977-07-22
FR2336576B1 FR2336576B1 (fr) 1978-06-30

Family

ID=9164434

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7540387A Granted FR2336576A1 (fr) 1975-12-24 1975-12-24 Obturateur a double commande pour compresseur vertical de fluide nocif

Country Status (9)

Country Link
US (1) US4067583A (fr)
AU (1) AU508501B2 (fr)
BE (1) BE849797A (fr)
CA (1) CA1063142A (fr)
DE (1) DE2658236C2 (fr)
FR (1) FR2336576A1 (fr)
GB (1) GB1528520A (fr)
IT (1) IT1071983B (fr)
ZA (1) ZA767611B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4397471A (en) * 1981-09-02 1983-08-09 General Electric Company Rotary pressure seal structure and method for reducing thermal stresses therein
DE50100640D1 (de) * 2000-09-12 2003-10-23 Coperion Buss Ag Pratteln Dichtungsanordnung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1876520A (en) * 1931-04-22 1932-09-06 Shaft packing
US2133879A (en) * 1936-04-28 1938-10-18 Gen Electric Shaft packing
GB716409A (en) * 1952-10-30 1954-10-06 Glacier Co Ltd Improvements in or relating to fluid-tight seals
US2912265A (en) * 1957-01-23 1959-11-10 Brummer Olin Free floating double end annular seal
US3527464A (en) * 1967-10-17 1970-09-08 Irwin C Goldberg Seal device for driving shaft of pump unit
FR2184152A5 (fr) * 1972-05-08 1973-12-21 Snecma
FR2248733A5 (fr) * 1973-10-19 1975-05-16 Snecma

Also Published As

Publication number Publication date
DE2658236C2 (de) 1985-06-27
FR2336576B1 (fr) 1978-06-30
GB1528520A (en) 1978-10-11
AU2085676A (en) 1978-06-29
AU508501B2 (en) 1980-03-20
CA1063142A (fr) 1979-09-25
BE849797A (fr) 1977-04-15
DE2658236A1 (de) 1977-07-07
ZA767611B (en) 1977-11-30
US4067583A (en) 1978-01-10
IT1071983B (it) 1985-04-10

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
CA Change of address
ST Notification of lapse