FR2461129A1 - Dispositif d'etancheite pour pompe a piston a depression - Google Patents

Dispositif d'etancheite pour pompe a piston a depression Download PDF

Info

Publication number
FR2461129A1
FR2461129A1 FR8015219A FR8015219A FR2461129A1 FR 2461129 A1 FR2461129 A1 FR 2461129A1 FR 8015219 A FR8015219 A FR 8015219A FR 8015219 A FR8015219 A FR 8015219A FR 2461129 A1 FR2461129 A1 FR 2461129A1
Authority
FR
France
Prior art keywords
piston
recess
pump
sealing
radial
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
FR8015219A
Other languages
English (en)
French (fr)
Other versions
FR2461129B3 (enExample
Inventor
Peter Wiedmann
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.)
Pierburg GmbH
Original Assignee
Pierburg GmbH
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 Pierburg GmbH filed Critical Pierburg GmbH
Publication of FR2461129A1 publication Critical patent/FR2461129A1/fr
Application granted granted Critical
Publication of FR2461129B3 publication Critical patent/FR2461129B3/fr
Granted 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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
    • F04B39/041—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod
    • F04B39/042—Measures to avoid lubricant contaminating the pumped fluid sealing for a reciprocating rod sealing being provided on the piston
    • 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
    • F16J15/46—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings
    • F16J15/48—Sealings with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings influenced by the pressure within the member to be sealed

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Fluid Mechanics (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Compressor (AREA)
FR8015219A 1979-07-12 1980-07-07 Dispositif d'etancheite pour pompe a piston a depression Granted FR2461129A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19797919989U DE7919989U1 (de) 1979-07-12 1979-07-12 Kolbenpumpe, insbesondere kolbenunterdruckpumpe mit einer vorrichtung zur radialen abdichtung des kolbens

Publications (2)

Publication Number Publication Date
FR2461129A1 true FR2461129A1 (fr) 1981-01-30
FR2461129B3 FR2461129B3 (enExample) 1982-04-16

Family

ID=6705679

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8015219A Granted FR2461129A1 (fr) 1979-07-12 1980-07-07 Dispositif d'etancheite pour pompe a piston a depression

Country Status (5)

Country Link
DE (1) DE7919989U1 (enExample)
FR (1) FR2461129A1 (enExample)
GB (1) GB2054095A (enExample)
IT (1) IT1127048B (enExample)
SE (1) SE8004809L (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3626157A1 (de) * 1986-08-01 1987-01-22 Wankel Felix Abdichtverfahren
CN101865127B (zh) * 2010-06-22 2012-09-05 三一重工股份有限公司 一种泵送设备及其输送缸活塞
JP5310666B2 (ja) * 2010-07-23 2013-10-09 マックス株式会社 ロッキングピストンのシール構造
CN104832424A (zh) * 2014-12-19 2015-08-12 北汽福田汽车股份有限公司 砼活塞及具有其的泵送装置、泵车
CN116835017B (zh) * 2023-07-11 2025-07-11 烟台欣和企业食品有限公司 一种充填机的使用方法

Also Published As

Publication number Publication date
GB2054095A (en) 1981-02-11
IT8048678A0 (it) 1980-05-14
DE7919989U1 (de) 1979-11-15
IT1127048B (it) 1986-05-21
FR2461129B3 (enExample) 1982-04-16
SE8004809L (sv) 1981-01-13

Similar Documents

Publication Publication Date Title
US7954510B2 (en) Pump valve retainer
FR2762066A1 (fr) Joint d'etancheite annulaire a levres pour l'etancheite de surfaces cylindriques
FR2483554A1 (fr) Boulon ou axe pour galet tendeur de courroie
EP0173607B2 (fr) Roulement à aiguilles, notamment douille à aiguilles à étanchéité renforcée
FR2501323A1 (fr) Dispositif d'etancheite pour gorge de roulement place entre tourillon et monture d'un joint universel
FR2461129A1 (fr) Dispositif d'etancheite pour pompe a piston a depression
FR2478257A1 (fr) Joint a bride
FR2369455A1 (fr) Dispositif d'etancheite pour un palier anti-friction
CH641666A5 (de) Servoelektrischer mikromanipulator fuer den bewegungsablauf auf kugelkoordinaten.
FR2559225A1 (fr) Cylindre de frein combine a diaphragme et a accumulation de force a ressort
FR2523233A1 (fr) Dispositif pour bloquer la bague interieure d'un roulement sur un arbre rotatif
JP4315394B2 (ja) メカニカルシール
EP0293431A1 (en) Rotary seal
EP1382869B1 (fr) Montage d'étanchéité de roulement, notamment d'axe de réducteur
FR2585102A1 (fr) Dispositif d'etancheite d'arbre d'une turbomachine
EP0841239A1 (fr) Tube rigide pour circuit hydraulique comportant un clapet anti-retour
FR2500398A1 (fr) Dispositif formant valve de servodirection a montage simplifie et ensemble de distribution formant partie d'un tel dispositif
JPH07133866A (ja) シリンダ装置
CH264404A (fr) Dispositif d'étanchéité.
CH310554A (fr) Boîtier d'instrument de mesure, notamment de montre.
EP0128787B1 (fr) Pompe radiale monocylindrique ou multicylindrique
FR2612273A1 (fr) Joint d'etancheite hydrostatique tournant
FR2526904A1 (fr) Dispositif de guidage et d'etancheite de la tige de piston d'un amortisseur mac pherson
FR2739906A1 (fr) Vilebrequin de moteur a combustion interne multicylindre
FR2672355A1 (fr) Ressort pneumatique autonome.

Legal Events

Date Code Title Description
ST Notification of lapse