ATE105407T1 - Fluessigkeitsprobennahmevorrichtung mit einfach wirkender kleinstpumpeneinheit. - Google Patents

Fluessigkeitsprobennahmevorrichtung mit einfach wirkender kleinstpumpeneinheit.

Info

Publication number
ATE105407T1
ATE105407T1 AT8989123941T AT89123941T ATE105407T1 AT E105407 T1 ATE105407 T1 AT E105407T1 AT 8989123941 T AT8989123941 T AT 8989123941T AT 89123941 T AT89123941 T AT 89123941T AT E105407 T1 ATE105407 T1 AT E105407T1
Authority
AT
Austria
Prior art keywords
piston
housing
valve
pump unit
sampling device
Prior art date
Application number
AT8989123941T
Other languages
English (en)
Inventor
Hill Lalin
William Fleming
Original Assignee
Gilian Instr Corp
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 Gilian Instr Corp filed Critical Gilian Instr Corp
Application granted granted Critical
Publication of ATE105407T1 publication Critical patent/ATE105407T1/de

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
    • 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
    • F04B11/0033—Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation using accumulators with a mechanical spring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14—Suction devices, e.g. pumps; Ejector devices

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Reciprocating Pumps (AREA)
AT8989123941T 1988-12-27 1989-12-27 Fluessigkeitsprobennahmevorrichtung mit einfach wirkender kleinstpumpeneinheit. ATE105407T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/290,580 US4896548A (en) 1988-12-27 1988-12-27 Fluid sampler with miniature single-acting pump assembly
EP89123941A EP0376247B1 (de) 1988-12-27 1989-12-27 Flüssigkeitsprobennahmevorrichtung mit einfach wirkender Kleinstpumpeneinheit

Publications (1)

Publication Number Publication Date
ATE105407T1 true ATE105407T1 (de) 1994-05-15

Family

ID=23116638

Family Applications (1)

Application Number Title Priority Date Filing Date
AT8989123941T ATE105407T1 (de) 1988-12-27 1989-12-27 Fluessigkeitsprobennahmevorrichtung mit einfach wirkender kleinstpumpeneinheit.

Country Status (5)

Country Link
US (1) US4896548A (de)
EP (1) EP0376247B1 (de)
AT (1) ATE105407T1 (de)
CA (1) CA2006488A1 (de)
DE (1) DE68915137T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE500187C2 (sv) * 1991-06-07 1994-05-02 Humanteknik Ab Förfarande för transport av vätska och pumpanordning för genomförande av förfarandet
BR9510190A (pt) * 1995-01-09 1997-12-23 Campbell Hausfeld Entrada de bomba de diafragma de pistola de pintura sem ar pistola de pintura sem ar e bomba de diafragma de líquido sem ar
WO1998017990A1 (en) * 1996-10-18 1998-04-30 Westinghouse Savannah River Company Programmable atmospheric sampling systems and methods
US6209309B1 (en) * 1997-12-19 2001-04-03 Hamilton Sundstrand Corporation Pulse width modulated fuel flow control for an engine
US6679098B2 (en) * 2002-02-25 2004-01-20 Advanced Test Products, Inc. High flow rate sample flow path assembly for electronic gas leak detectors
IL154387A0 (en) * 2003-02-11 2009-02-11 Yoram Kadman Apparatus and method for collectingsoil solution samples
WO2007075166A1 (en) * 2005-12-27 2007-07-05 Carrier Corporation Flat insulated wall section
DE102010036941B4 (de) * 2010-08-11 2012-09-13 Sauer-Danfoss Gmbh & Co. Ohg Verfahren und Vorrichtung zur Ermittlung des Zustands eines elektrisch angesteuerten Ventils
WO2016176120A1 (en) * 2015-04-27 2016-11-03 Ideal Industries, Inc. Personal air sampling pump assembly
US10989630B2 (en) * 2018-10-03 2021-04-27 Advanced Sampling Process Instruments Ltd. Sampling apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432248A (en) * 1980-10-29 1984-02-21 Gilian Instrument Corporation Fluid sampling
FR2517378B1 (fr) * 1981-11-28 1988-03-11 Becker Erich Pompe a membrane
US4576054A (en) * 1983-07-12 1986-03-18 Lalin Hill S Dual mode gas sampler and pneumatic flow control system
US4532814A (en) * 1983-07-12 1985-08-06 Lalin Hill S Fluid sampler and gas flow control system and method
US4743169A (en) * 1984-08-25 1988-05-10 Aisin Seiki Kabushiki Kaisha Diaphragm-type vacuum pump device
US4527953A (en) * 1984-10-12 1985-07-09 E. I. Du Pont De Nemours And Company Pump unit for sampling air

Also Published As

Publication number Publication date
EP0376247B1 (de) 1994-05-04
EP0376247A2 (de) 1990-07-04
EP0376247A3 (en) 1990-09-26
DE68915137T2 (de) 1994-12-08
CA2006488A1 (en) 1990-06-27
DE68915137D1 (de) 1994-06-09
US4896548A (en) 1990-01-30

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties