BE873346A - Obturateur a commande magnetique pour compresseur de fluide nocif - Google Patents

Obturateur a commande magnetique pour compresseur de fluide nocif

Info

Publication number
BE873346A
BE873346A BE192795A BE192795A BE873346A BE 873346 A BE873346 A BE 873346A BE 192795 A BE192795 A BE 192795A BE 192795 A BE192795 A BE 192795A BE 873346 A BE873346 A BE 873346A
Authority
BE
Belgium
Prior art keywords
fluid compressor
magnetic controlled
controlled shutter
harmful fluid
harmful
Prior art date
Application number
BE192795A
Other languages
English (en)
Inventor
C Duquenne
A Mondy
Original Assignee
Snecma
Hispano Suiza 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 Snecma, Hispano Suiza Sa filed Critical Snecma
Publication of BE873346A publication Critical patent/BE873346A/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • F16J15/008—Sealings comprising at least two sealings in succession with provision to put out of action at least one sealing; One sealing sealing only on standstill; Emergency or servicing sealings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/14—Shaft sealings operative only when pump is inoperative
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/919—Seal including electrical feature
BE192795A 1978-01-12 1979-01-08 Obturateur a commande magnetique pour compresseur de fluide nocif BE873346A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7801299A FR2414647A2 (fr) 1978-01-12 1978-01-12 Obturateur a commande magnetique pour compresseur de fluide nocif

Publications (1)

Publication Number Publication Date
BE873346A true BE873346A (fr) 1979-05-02

Family

ID=9203571

Family Applications (1)

Application Number Title Priority Date Filing Date
BE192795A BE873346A (fr) 1978-01-12 1979-01-08 Obturateur a commande magnetique pour compresseur de fluide nocif

Country Status (8)

Country Link
US (1) US4226427A (fr)
BE (1) BE873346A (fr)
CA (1) CA1133560A (fr)
DE (1) DE2900520C2 (fr)
FR (1) FR2414647A2 (fr)
GB (1) GB2012377B (fr)
IT (1) IT1166557B (fr)
SE (1) SE441466B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108331906A (zh) * 2018-03-06 2018-07-27 杭州前进齿轮箱集团股份有限公司 一种立式高速箱的高速轴油气密封结构

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE281883C (fr) *
US2996162A (en) * 1958-04-07 1961-08-15 Henry C Lehde Devices for excluding magnetic particles from seals and bearings
US3137237A (en) * 1961-08-22 1964-06-16 Wilfley & Sons Inc A Pump sealing apparatus
FR2248733A5 (fr) * 1973-10-19 1975-05-16 Snecma
FR2351480A1 (fr) * 1976-05-14 1977-12-09 Materiel Magnetique Dispositif de commande magnetique a aimants permanents, capable de produire une induction magnetique dans deux entrefers distincts
FR2359293A2 (fr) * 1976-07-20 1978-02-17 Snecma Obturateur a commande magnetique pour compresseur de fluide nocif

Also Published As

Publication number Publication date
GB2012377A (en) 1979-07-25
IT7919039A0 (it) 1979-01-03
FR2414647A2 (fr) 1979-08-10
SE441466B (sv) 1985-10-07
GB2012377B (en) 1982-09-02
DE2900520C2 (de) 1983-12-01
IT1166557B (it) 1987-05-05
FR2414647B2 (fr) 1981-12-11
US4226427A (en) 1980-10-07
DE2900520A1 (de) 1979-07-19
CA1133560A (fr) 1982-10-12
SE7900239L (sv) 1979-07-13

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC NATIONALE D'ETUDE ET DE CONSTRUCTION DE MOTEUR

Effective date: 19980131

Owner name: S.A. HISPANO-SUIZA

Effective date: 19980131