FR2404781A1 - Dispositif d'etancheite pour piston de pompe - Google Patents

Dispositif d'etancheite pour piston de pompe

Info

Publication number
FR2404781A1
FR2404781A1 FR7828005A FR7828005A FR2404781A1 FR 2404781 A1 FR2404781 A1 FR 2404781A1 FR 7828005 A FR7828005 A FR 7828005A FR 7828005 A FR7828005 A FR 7828005A FR 2404781 A1 FR2404781 A1 FR 2404781A1
Authority
FR
France
Prior art keywords
annular
seal
support member
sealing device
piston rod
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
FR7828005A
Other languages
English (en)
French (fr)
Other versions
FR2404781B3 (de
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.)
Northrop Grumman Space and Mission Systems Corp
Original Assignee
TRW Inc
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 TRW Inc filed Critical TRW Inc
Publication of FR2404781A1 publication Critical patent/FR2404781A1/fr
Application granted granted Critical
Publication of FR2404781B3 publication Critical patent/FR2404781B3/fr
Granted legal-status Critical Current

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
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/166—Sealings between relatively-moving surfaces with means to prevent the extrusion of the packing
    • 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
    • F16J1/00—Pistons; Trunk pistons; Plungers
    • F16J1/005—Pistons; Trunk pistons; Plungers obtained by assembling several pieces
    • F16J1/006—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials
    • F16J1/008—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials with sealing lips

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Sealing Devices (AREA)
FR7828005A 1977-09-29 1978-09-29 Dispositif d'etancheite pour piston de pompe Granted FR2404781A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83784177A 1977-09-29 1977-09-29

Publications (2)

Publication Number Publication Date
FR2404781A1 true FR2404781A1 (fr) 1979-04-27
FR2404781B3 FR2404781B3 (de) 1981-07-31

Family

ID=25275590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7828005A Granted FR2404781A1 (fr) 1977-09-29 1978-09-29 Dispositif d'etancheite pour piston de pompe

Country Status (6)

Country Link
AU (1) AU4009678A (de)
BR (1) BR7806390A (de)
DE (1) DE2842016A1 (de)
FR (1) FR2404781A1 (de)
GB (1) GB2005382A (de)
IT (1) IT1107515B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4696223A (en) * 1978-12-19 1987-09-29 American Standard Inc. Pneumatic pressure actuator
US4601235A (en) * 1984-06-18 1986-07-22 Trw Inc. Reciprocating pump piston
DE4129370C2 (de) * 1991-09-04 2001-11-22 Mannesmann Sachs Ag Hydraulisch betätigbarer Ausrücker mit Stützring und Stützschulter
FR2969811B1 (fr) * 2010-12-23 2013-02-08 Areva T & D Sas Dispositif a piston et cylindre pour appareillages electriques a moyenne et haute tension.
DE102012211280A1 (de) * 2012-06-29 2014-01-02 Putzmeister Engineering Gmbh Kolbenpumpe zum Fördern von dickstoffartigem Fördergut
DE102016225551A1 (de) * 2016-12-20 2018-06-21 Herbert Hänchen GmbH & Co. KG Dichtring für eine dynamische Berührungsdichtung
CN112875960B (zh) * 2021-01-25 2022-12-02 吕梁学院 一种工业废水重金属提取装置

Also Published As

Publication number Publication date
GB2005382A (en) 1979-04-19
IT7883630A0 (it) 1978-09-28
IT1107515B (it) 1985-11-25
BR7806390A (pt) 1979-05-08
DE2842016A1 (de) 1979-04-12
FR2404781B3 (de) 1981-07-31
AU4009678A (en) 1980-03-27

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Legal Events

Date Code Title Description
ST Notification of lapse