IT961876B - IMPROVEMENT IN MEMBRANE PUMPS - Google Patents

IMPROVEMENT IN MEMBRANE PUMPS

Info

Publication number
IT961876B
IT961876B IT51998/72A IT5199872A IT961876B IT 961876 B IT961876 B IT 961876B IT 51998/72 A IT51998/72 A IT 51998/72A IT 5199872 A IT5199872 A IT 5199872A IT 961876 B IT961876 B IT 961876B
Authority
IT
Italy
Prior art keywords
improvement
membrane pumps
pumps
membrane
Prior art date
Application number
IT51998/72A
Other languages
Italian (it)
Original Assignee
Kolfertz E
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 Kolfertz E filed Critical Kolfertz E
Application granted granted Critical
Publication of IT961876B publication Critical patent/IT961876B/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
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/04—Pumps having electric drive
    • 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
    • F04B11/00—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation
    • F04B11/0008—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators
    • 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
    • F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
    • F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
    • F04B45/043—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms two or more plate-like pumping flexible members in parallel
    • 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
    • F04B45/00—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids
    • F04B45/04—Pumps or pumping installations having flexible working members and specially adapted for elastic fluids having plate-like flexible members, e.g. diaphragms
    • F04B45/047—Pumps having electric drive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
  • Compressor (AREA)
IT51998/72A 1971-08-27 1972-08-04 IMPROVEMENT IN MEMBRANE PUMPS IT961876B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19717132711U DE7132711U (en) 1971-08-27 1971-08-27 DIAPHRAGM PUMP

Publications (1)

Publication Number Publication Date
IT961876B true IT961876B (en) 1973-12-10

Family

ID=6623501

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51998/72A IT961876B (en) 1971-08-27 1972-08-04 IMPROVEMENT IN MEMBRANE PUMPS

Country Status (7)

Country Link
US (1) US3838944A (en)
JP (2) JPS4833413A (en)
AU (1) AU463290B2 (en)
DE (1) DE7132711U (en)
FR (1) FR2151876A5 (en)
GB (1) GB1389869A (en)
IT (1) IT961876B (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54101501U (en) * 1977-12-28 1979-07-17
EP0247170B1 (en) * 1985-12-11 1991-07-24 SAGGERS, Michael John Improvements in vibratory diaphragm pumps
DE3724603A1 (en) * 1986-07-24 1988-01-28 Re Con Sa Diaphragm fuel pump
US4762470A (en) * 1987-09-23 1988-08-09 Wang Chiao Ming Structure of air pump for fish bowl
JP2764164B2 (en) * 1988-03-25 1998-06-11 パイロットインキ株式会社 Spray equipment
US5137433A (en) * 1990-05-29 1992-08-11 Willinger Bros., Inc. Aquarium power head with integral muffler
US5193986A (en) * 1992-01-06 1993-03-16 Grant Manufacturing Corporation Fluid pump
US5232353A (en) * 1992-01-06 1993-08-03 Grant Benton H Pressurized diaphragm pump and directional flow controller therefor
DE4204682A1 (en) * 1992-02-17 1993-08-19 Frenkel Walter Med App Dual pump drive reducing vibrations - fixes two vibrating armature membrane pumps together so their armatures work against each other
KR100210224B1 (en) * 1996-07-03 1999-07-15 김성철 Diaphragm pump
US5669762A (en) * 1996-07-25 1997-09-23 Apex Medical Corp. Sound and pulsation reducing outlet chamber for an air compressor
JP3363775B2 (en) * 1998-02-27 2003-01-08 株式会社冨永樹脂工業所 Air pump
US6485270B2 (en) * 2001-02-22 2002-11-26 Meiko Pet Corporation Air pump with noise silence arrangement
US7998107B2 (en) 2002-09-24 2011-08-16 Kensey Nash Corporation Interventional procedure drive and control system
FR2876165B1 (en) * 2004-10-05 2006-12-01 Danfoss Commercial Compressors COMPRESSOR FOR COMPRESSING FLUID FOR A REFRIGERATION OR AIR CONDITIONING FACILITY
US20070102233A1 (en) * 2005-11-07 2007-05-10 Eiko Electric Products Corp. Air pumping device with silencing effect for aquarium
AT511095B1 (en) * 2011-05-16 2012-09-15 Piotrowski Jozef PUMP FOR THE PRODUCTION OF COMPRESSED AIR
CN102817819B (en) * 2011-06-10 2016-06-08 德昌电机(深圳)有限公司 Micro air pump
US9677557B2 (en) * 2015-01-20 2017-06-13 Hao Hsu Sleeping system
TWI579462B (en) * 2015-10-08 2017-04-21 Apex Medical Corp Electromagnetic vibration pump
JP2021004551A (en) * 2019-06-25 2021-01-14 セイコーエプソン株式会社 Diaphragm-type compressor, cooling unit, projector, recording device and three-dimensional molding manufacturing method
TWI819657B (en) * 2022-06-14 2023-10-21 雃博股份有限公司 Electromagnetic air pump

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR589713A (en) * 1924-01-22 1925-06-04 Special device for fuel injection and metering in high-speed engine cylinders
US2936041A (en) * 1955-06-10 1960-05-10 Southern Gas Ass Pulsation dampening apparatus
US2943641A (en) * 1956-01-30 1960-07-05 Richfield Oil Corp Device for attenuating pulsative flow in gases
US3204619A (en) * 1962-07-02 1965-09-07 American Mach & Foundry Internal combustion engine
US3255956A (en) * 1965-01-21 1966-06-14 Robertshaw Controls Co Diaphragm type air pump
US3478958A (en) * 1968-01-11 1969-11-18 Ingersoll Rand Co Housing for portable machines
HU163005B (en) * 1969-05-12 1973-05-28
DE1938430C3 (en) * 1969-07-29 1974-08-29 Erwin 5650 Solingen Kolfertz Electric double diaphragm pump, e.g. as an air pump for ventilating aquariums
US3671151A (en) * 1970-05-11 1972-06-20 Miracle Pet Products Inc Combination aquarium pump and gang valve
JPS4827522U (en) * 1971-08-11 1973-04-03

Also Published As

Publication number Publication date
AU463290B2 (en) 1975-07-24
DE7132711U (en) 1972-01-20
JPS5265911U (en) 1977-05-16
GB1389869A (en) 1975-04-09
JPS548401Y2 (en) 1979-04-18
FR2151876A5 (en) 1973-04-20
AU4600972A (en) 1974-03-07
JPS4833413A (en) 1973-05-10
US3838944A (en) 1974-10-01

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