CA2176404A1 - Pompe a engrenage et joint d'etancheite pour applications sous vide - Google Patents

Pompe a engrenage et joint d'etancheite pour applications sous vide

Info

Publication number
CA2176404A1
CA2176404A1 CA 2176404 CA2176404A CA2176404A1 CA 2176404 A1 CA2176404 A1 CA 2176404A1 CA 2176404 CA2176404 CA 2176404 CA 2176404 A CA2176404 A CA 2176404A CA 2176404 A1 CA2176404 A1 CA 2176404A1
Authority
CA
Canada
Prior art keywords
seal
chamber
sealant
gear pump
pump
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.)
Abandoned
Application number
CA 2176404
Other languages
English (en)
Inventor
Yuri Belman
Kathy M. Sanville
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.)
Ecolab Inc
Original Assignee
Ecolab 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 Ecolab Inc filed Critical Ecolab Inc
Publication of CA2176404A1 publication Critical patent/CA2176404A1/fr
Abandoned 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
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
    • F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
    • F04C15/0034—Sealing arrangements in rotary-piston machines or pumps for other than the working fluid, i.e. the sealing arrangements are not between working chambers of the machine
    • F04C15/0038—Shaft sealings specially adapted for rotary-piston machines or 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
CA 2176404 1996-05-08 1996-05-13 Pompe a engrenage et joint d'etancheite pour applications sous vide Abandoned CA2176404A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US63984496A 1996-05-08 1996-05-08
US08/639,844 1996-05-08

Publications (1)

Publication Number Publication Date
CA2176404A1 true CA2176404A1 (fr) 1997-11-09

Family

ID=24565793

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2176404 Abandoned CA2176404A1 (fr) 1996-05-08 1996-05-13 Pompe a engrenage et joint d'etancheite pour applications sous vide

Country Status (3)

Country Link
AU (1) AU1296097A (fr)
CA (1) CA2176404A1 (fr)
WO (1) WO1997042415A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7828509B2 (en) * 2007-02-20 2010-11-09 Lycoming Engines, A Division Of Avco Corp. Fuel pump for engine
DE202009001525U1 (de) * 2009-02-06 2010-06-24 Inatec Gmbh Zahnradpumpe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2460649A (en) * 1942-03-07 1949-02-01 Geza W Muiler Gear pump with flow cushioning means
DE855783C (de) * 1943-09-19 1952-11-17 Siemens Ag Dichtungseinrichtung
FR1156602A (fr) * 1955-08-22 1958-05-19 Jabsco Pump Co Garniture d'étanchéité pour arbre, avec manchon interchangeable, utilisable notamment dans les pompes
JPS60173464A (ja) * 1984-01-31 1985-09-06 Fujitsu Ltd 回転軸の液封機構
DE4221521A1 (de) * 1992-07-01 1994-01-05 Leybold Ag Wellendichtung

Also Published As

Publication number Publication date
WO1997042415A1 (fr) 1997-11-13
AU1296097A (en) 1997-11-26

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Legal Events

Date Code Title Description
FZDE Dead