IT1162462B - IMPROVEMENT IN DOUBLE ACTING VACUUM PUMPS - Google Patents

IMPROVEMENT IN DOUBLE ACTING VACUUM PUMPS

Info

Publication number
IT1162462B
IT1162462B IT50738/79A IT5073879A IT1162462B IT 1162462 B IT1162462 B IT 1162462B IT 50738/79 A IT50738/79 A IT 50738/79A IT 5073879 A IT5073879 A IT 5073879A IT 1162462 B IT1162462 B IT 1162462B
Authority
IT
Italy
Prior art keywords
improvement
double acting
vacuum pumps
acting vacuum
pumps
Prior art date
Application number
IT50738/79A
Other languages
Italian (it)
Other versions
IT7950738A0 (en
Inventor
Kurt Jeschke
Helmut Rossel
Original Assignee
Pierburg Gmbh & Co Kg
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 & Co Kg filed Critical Pierburg Gmbh & Co Kg
Publication of IT7950738A0 publication Critical patent/IT7950738A0/en
Application granted granted Critical
Publication of IT1162462B publication Critical patent/IT1162462B/en

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
    • F04B39/0005—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 adaptations of pistons
    • F04B39/0016—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 adaptations of pistons with valve arranged in the piston
    • 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
IT50738/79A 1978-12-22 1979-11-05 IMPROVEMENT IN DOUBLE ACTING VACUUM PUMPS IT1162462B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2855608A DE2855608C2 (en) 1978-12-22 1978-12-22 Double acting vacuum pump

Publications (2)

Publication Number Publication Date
IT7950738A0 IT7950738A0 (en) 1979-11-05
IT1162462B true IT1162462B (en) 1987-04-01

Family

ID=6058075

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50738/79A IT1162462B (en) 1978-12-22 1979-11-05 IMPROVEMENT IN DOUBLE ACTING VACUUM PUMPS

Country Status (7)

Country Link
JP (1) JPS55123384A (en)
DE (1) DE2855608C2 (en)
ES (1) ES247408Y (en)
FR (1) FR2445903B1 (en)
GB (1) GB2040361B (en)
IT (1) IT1162462B (en)
SE (1) SE7910423L (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3821321A1 (en) * 1988-06-24 1989-12-28 Teves Gmbh Alfred Pressure source for a hydraulic brake system
DE4331910C2 (en) * 1993-09-20 1997-05-28 Aisan Ind Reciprocating fluid pump
CH690414A5 (en) * 1994-11-03 2000-09-15 Breitschmid Ag Cleaning brush, particularly for dentures.
GB9604645D0 (en) * 1996-03-01 1996-05-01 Boc Group Plc Improvements in vacuum pumps
US6427453B1 (en) 1998-07-31 2002-08-06 The Texas A&M University System Vapor-compression evaporative air conditioning systems and components
GB2369411B (en) * 2000-11-23 2002-10-09 Carmeli Adahan Pump
DE10318735A1 (en) * 2003-04-25 2004-11-11 Leybold Vakuum Gmbh Vacuum pump
DE102010005696A1 (en) 2010-01-25 2011-07-28 Brügmann und Freyermuth OHG "cad.Kat"- und "Euro Trax" Sonderkonstruktionen, 24159 Lifting hook for supporting facilities, such as boat trailers and supporters, has motor and two motor-driven wheels, where wheels are mounted on axle, and coupling device is arranged against operating rod behind wheels
US9511900B2 (en) 2010-05-05 2016-12-06 Invensor Gmbh Self-stabilizing partition wall with enhanced thermal insulation for negative-pressure tanks

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE129348C (en) *
DE513137C (en) * 1930-11-24 Isaak Julius Awrach Dipl Ing Piston air pump
DE213855C (en) *
DE21253C (en) * A. BURCKHARDT (in Firma BURCKHARDT & CO.) und F. J. WEISS in Basel Device for reducing the influence of harmful space in air pumps
GB169201A (en) * 1920-05-19 1921-09-19 Worthington Pump & Mach Corp Improvements in vacuum pumps particularly for use with condenser systems
FR813038A (en) * 1935-08-08 1937-05-25 Bosch Robert Double acting single piston pump
FR829149A (en) * 1937-02-06 1938-06-13 Further training in reciprocating vacuum pumps
US2246932A (en) * 1939-09-21 1941-06-24 Chicago Pneumatic Tool Co Combination single and two stage vacuum pump
DE1154420B (en) * 1962-02-14 1963-09-19 August Goettker Erben Flachboh Portable drilling rig

Also Published As

Publication number Publication date
JPS55123384A (en) 1980-09-22
IT7950738A0 (en) 1979-11-05
GB2040361B (en) 1983-04-13
DE2855608C2 (en) 1984-10-25
SE7910423L (en) 1980-06-23
GB2040361A (en) 1980-08-28
FR2445903B1 (en) 1986-07-25
ES247408U (en) 1980-04-01
ES247408Y (en) 1980-10-01
FR2445903A1 (en) 1980-08-01
DE2855608A1 (en) 1980-06-26

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950630