ES2079186T3 - Bombas de vacio alternativas. - Google Patents

Bombas de vacio alternativas.

Info

Publication number
ES2079186T3
ES2079186T3 ES92906857T ES92906857T ES2079186T3 ES 2079186 T3 ES2079186 T3 ES 2079186T3 ES 92906857 T ES92906857 T ES 92906857T ES 92906857 T ES92906857 T ES 92906857T ES 2079186 T3 ES2079186 T3 ES 2079186T3
Authority
ES
Spain
Prior art keywords
piston
vacuum pumps
alternative vacuum
bearing
swings
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.)
Expired - Lifetime
Application number
ES92906857T
Other languages
English (en)
Inventor
Henry John Levington
Stephen Richard Earle
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.)
Wabco Automotive UK Ltd
Original Assignee
Wabco Automotive UK Ltd
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 Wabco Automotive UK Ltd filed Critical Wabco Automotive UK Ltd
Application granted granted Critical
Publication of ES2079186T3 publication Critical patent/ES2079186T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
    • F04B39/126—Cylinder liners
    • 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
    • F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
    • F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
    • F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
    • 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
    • F04B39/02—Lubrication
    • F04B39/0284—Constructional details, e.g. reservoirs in the casing
    • F04B39/0292—Lubrication of pistons or cylinders
    • 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

Abstract

UNA BOMBA DE VACIO OSCILANTE QUE TIENE UN PISTON CON FORMA DE DISCO (22, 122) QUE TIENE UNA JUNTA ELASTOMERICA PERIFERICA (52, 152) CON UNAS PORCIONES DE REBORDE QUE SE EXTIENDEN RADIALMENTE HACIA AFUERA, COLOCADAS UNA ENFRENTE DE LA OTRA (54, 56); EL PISTON ES ACCIONADO AXIALMENTE POR UNA VARILLA (34, 134) QUE OSCILA EN UN COJINETE LUBRICADO (42, 142) Y ENTRE EL COJINETE (42, 142) Y EL LADO DEL PISTON (22, 122) OPUESTO AL MISMO QUEDA DEFINIDO UN CIRCUITO DE FLUJO DE LUBRICACION (50, 48; 150, 148).
ES92906857T 1991-03-21 1992-03-23 Bombas de vacio alternativas. Expired - Lifetime ES2079186T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919106047A GB9106047D0 (en) 1991-03-21 1991-03-21 Reciprocating vacuum pumps

Publications (1)

Publication Number Publication Date
ES2079186T3 true ES2079186T3 (es) 1996-01-01

Family

ID=10691983

Family Applications (1)

Application Number Title Priority Date Filing Date
ES92906857T Expired - Lifetime ES2079186T3 (es) 1991-03-21 1992-03-23 Bombas de vacio alternativas.

Country Status (7)

Country Link
US (1) US5360324A (es)
EP (1) EP0576512B1 (es)
JP (1) JP3210014B2 (es)
DE (1) DE69205156T2 (es)
ES (1) ES2079186T3 (es)
GB (1) GB9106047D0 (es)
WO (1) WO1992016749A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9402828D0 (en) * 1994-02-15 1994-04-06 Wabco Automotive Uk Vacuum pump
DE10304995A1 (de) * 2002-02-18 2003-08-28 Luk Automobiltech Gmbh & Co Kg Pumpe
DE102009026417A1 (de) * 2009-05-22 2010-12-02 Robert Bosch Gmbh Pumpengehäuse eines Kraftfahrzeug-Hydroaggregats

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2216353A (en) * 1937-05-28 1940-10-01 Frank Kinzbach Piston
US2188106A (en) * 1938-02-28 1940-01-23 George E Failing Supply Compan Piston
US2668656A (en) * 1944-12-19 1954-02-09 Jr Eugene T Booth Sylphon sealed pump
US4055950A (en) * 1975-12-29 1977-11-01 Grossman William C Energy conversion system using windmill
US4214507A (en) * 1977-08-24 1980-07-29 Vries Donald S Jr De One-piece plastic piston
GB2114681B (en) * 1982-02-05 1985-11-13 Dewandre Co Ltd C Reciprocating vacuum pump
JPS59206685A (ja) * 1983-05-09 1984-11-22 Toyota Motor Corp ピストン式バキユ−ムポンプにおけるピストン摺動部の潤滑機構
JPS6238883A (ja) * 1985-08-09 1987-02-19 Toyota Motor Corp ピストン摺動式バキユ−ムポンプ
JPH02230983A (ja) * 1989-03-03 1990-09-13 Aisan Ind Co Ltd ピストン摺動式バキユームポンプ
JPH02118177U (es) * 1989-03-09 1990-09-21
US4976591A (en) * 1990-03-02 1990-12-11 Intevep, S.A. Self lubricating, two stage variable compressor

Also Published As

Publication number Publication date
EP0576512B1 (en) 1995-09-27
DE69205156D1 (de) 1995-11-02
US5360324A (en) 1994-11-01
WO1992016749A1 (en) 1992-10-01
EP0576512A1 (en) 1994-01-05
DE69205156T2 (de) 1996-03-07
JP3210014B2 (ja) 2001-09-17
GB9106047D0 (en) 1991-05-08
JPH06506040A (ja) 1994-07-07

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