DE2632649A1 - Stillstanddichtung, insbesondere fuer bereitschafts-speisepumpen - Google Patents

Stillstanddichtung, insbesondere fuer bereitschafts-speisepumpen

Info

Publication number
DE2632649A1
DE2632649A1 DE19762632649 DE2632649A DE2632649A1 DE 2632649 A1 DE2632649 A1 DE 2632649A1 DE 19762632649 DE19762632649 DE 19762632649 DE 2632649 A DE2632649 A DE 2632649A DE 2632649 A1 DE2632649 A1 DE 2632649A1
Authority
DE
Germany
Prior art keywords
stepped piston
shaft
sealing surface
sealing
seal
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.)
Pending
Application number
DE19762632649
Other languages
German (de)
English (en)
Inventor
Josef Smekal
Josef Vecera
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.)
Sigma Lutin
Original Assignee
Sigma Lutin
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 Sigma Lutin filed Critical Sigma Lutin
Publication of DE2632649A1 publication Critical patent/DE2632649A1/de
Pending 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
    • 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
    • F04D29/146—Shaft sealings operative only when pump is inoperative especially adapted for liquid pumps
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Reciprocating Pumps (AREA)
DE19762632649 1975-07-25 1976-07-20 Stillstanddichtung, insbesondere fuer bereitschafts-speisepumpen Pending DE2632649A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS525375A CS176838B1 (cs) 1975-07-25 1975-07-25

Publications (1)

Publication Number Publication Date
DE2632649A1 true DE2632649A1 (de) 1977-02-10

Family

ID=5397068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762632649 Pending DE2632649A1 (de) 1975-07-25 1976-07-20 Stillstanddichtung, insbesondere fuer bereitschafts-speisepumpen

Country Status (2)

Country Link
CS (1) CS176838B1 (cs)
DE (1) DE2632649A1 (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2452617A1 (fr) * 1979-03-26 1980-10-24 Automatisme Cie Gle Dispositif d'etancheite pour pompes
FR2503823A2 (fr) * 1981-04-08 1982-10-15 Legoy Auguste Dispositif d'etancheite pour machine rotative a fluide hydraulique
US4722663A (en) * 1986-02-04 1988-02-02 Rotoflow Corporation Seal-off mechanism for rotating turbine shaft

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2452617A1 (fr) * 1979-03-26 1980-10-24 Automatisme Cie Gle Dispositif d'etancheite pour pompes
US4362305A (en) 1979-03-26 1982-12-07 Societe Anonyme Dite: Compagnie Generale D'automatisme Pump sealing device
FR2503823A2 (fr) * 1981-04-08 1982-10-15 Legoy Auguste Dispositif d'etancheite pour machine rotative a fluide hydraulique
EP0063062A1 (fr) * 1981-04-08 1982-10-20 Auguste Legoy Dispositif d'étanchéité pour machine rotative à fluide hydraulique
US4722663A (en) * 1986-02-04 1988-02-02 Rotoflow Corporation Seal-off mechanism for rotating turbine shaft

Also Published As

Publication number Publication date
CS176838B1 (cs) 1977-06-30

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