DE69926646D1 - Gepulstes gaseinlassventil mit steuerbarer schliessenergie für massenspektrometer - Google Patents

Gepulstes gaseinlassventil mit steuerbarer schliessenergie für massenspektrometer

Info

Publication number
DE69926646D1
DE69926646D1 DE69926646T DE69926646T DE69926646D1 DE 69926646 D1 DE69926646 D1 DE 69926646D1 DE 69926646 T DE69926646 T DE 69926646T DE 69926646 T DE69926646 T DE 69926646T DE 69926646 D1 DE69926646 D1 DE 69926646D1
Authority
DE
Germany
Prior art keywords
gas inlet
inlet valve
mass spectrometers
pulsed gas
locking power
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
DE69926646T
Other languages
English (en)
Other versions
DE69926646T2 (de
Inventor
P Littlejohn
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.)
Siemens Industry Inc
Original Assignee
Siemens Applied Automation 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 Siemens Applied Automation Inc filed Critical Siemens Applied Automation Inc
Publication of DE69926646D1 publication Critical patent/DE69926646D1/de
Application granted granted Critical
Publication of DE69926646T2 publication Critical patent/DE69926646T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0686—Braking, pressure equilibration, shock absorbing
    • F16K31/0693—Pressure equilibration of the armature
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/02—Details
    • H01J49/04—Arrangements for introducing or extracting samples to be analysed, e.g. vacuum locks; Arrangements for external adjustment of electron- or ion-optical components
    • H01J49/0495—Vacuum locks; Valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
DE69926646T 1998-10-16 1999-10-13 Gepulstes gaseinlassventil mit steuerbarer schliessenergie für massenspektrometer Expired - Lifetime DE69926646T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US173913 1998-10-16
US09/173,913 US6121609A (en) 1998-10-16 1998-10-16 Pulsed mass spectrometer leak valve with controlled energy closure
PCT/US1999/021625 WO2000024034A1 (en) 1998-10-16 1999-10-13 Pulsed mass spectrometer leak valve with controlled energy closure

Publications (2)

Publication Number Publication Date
DE69926646D1 true DE69926646D1 (de) 2005-09-15
DE69926646T2 DE69926646T2 (de) 2006-06-08

Family

ID=22634048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69926646T Expired - Lifetime DE69926646T2 (de) 1998-10-16 1999-10-13 Gepulstes gaseinlassventil mit steuerbarer schliessenergie für massenspektrometer

Country Status (5)

Country Link
US (1) US6121609A (de)
EP (1) EP1121707B1 (de)
CA (1) CA2346030A1 (de)
DE (1) DE69926646T2 (de)
WO (1) WO2000024034A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6355929B1 (en) * 1998-10-16 2002-03-12 Siemens Energy & Automation, Inc. Method for forming a seat in a pulsed sampling valve
US6232599B1 (en) * 1998-10-16 2001-05-15 Siemens Aktiengesellschaft Ion pump relay control
US20060060772A1 (en) * 2004-09-17 2006-03-23 Davis Dean V Distributive mass spectrometry
DE102007017053B4 (de) * 2006-04-27 2011-06-16 Bruker Daltonik Gmbh Messzelle für Ionenzyklotronresonanz-Massenspektrometer
WO2009023361A2 (en) 2007-06-01 2009-02-19 Purdue Research Foundation Discontinuous atmospheric pressure interface
US20150221487A9 (en) * 2013-05-09 2015-08-06 Arash Akhavan Fomani Surface adsorption vacuum pumps and methods for producing adsorbate-free surfaces

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US33863A (en) * 1861-12-03 Improvement in projectiles for smooth-bored ordnance
US3586027A (en) * 1968-04-01 1971-06-22 John J Fitzgerald Jr Automatic pressure controller
US3895231A (en) * 1973-04-30 1975-07-15 Univ Colorado Method and inlet control system for controlling a gas flow sample to an evacuated chamber
US3937955A (en) * 1974-10-15 1976-02-10 Nicolet Technology Corporation Fourier transform ion cyclotron resonance spectroscopy method and apparatus
US4560871A (en) * 1983-12-22 1985-12-24 Marquest Medical Products, Inc. Actuator for control valves and related systems
US4686365A (en) * 1984-12-24 1987-08-11 American Cyanamid Company Fourier transform ion cyclothon resonance mass spectrometer with spatially separated sources and detector
US4879458A (en) * 1985-08-15 1989-11-07 R. J. Brunfeldt Company, Inc. Automatic sample system for mass spectrometer
EP0243249A1 (de) * 1986-04-18 1987-10-28 Maurice Carre Vorrichtung zur Abgabe eines Produktes in vorbestimmten dosierten Mengen, insbesondere für medizinische Zwecke
US5313061A (en) * 1989-06-06 1994-05-17 Viking Instrument Miniaturized mass spectrometer system
US5019139A (en) * 1989-12-22 1991-05-28 The Dow Chemical Company Valve membrane combination
US5381297A (en) * 1993-06-18 1995-01-10 Siemens Automotive L.P. System and method for operating high speed solenoid actuated devices
US5412207A (en) * 1993-10-07 1995-05-02 Marquette Electronics, Inc. Method and apparatus for analyzing a gas sample
JP3417011B2 (ja) * 1993-11-11 2003-06-16 株式会社デンソー 弁駆動システム
IT1277534B1 (it) * 1995-09-01 1997-11-11 Whirlpool Italia S P A Metodo e circuito per aumentare la durata di vita delle elettrovalvole
US5736654A (en) * 1995-11-22 1998-04-07 The Dow Chemical Company Self-contained on-line sampling apparatus
US5644130A (en) * 1996-03-20 1997-07-01 National Electrostatics Corp. Multi-gas cathode ion surge

Also Published As

Publication number Publication date
CA2346030A1 (en) 2000-04-27
EP1121707B1 (de) 2005-08-10
US6121609A (en) 2000-09-19
DE69926646T2 (de) 2006-06-08
EP1121707A1 (de) 2001-08-08
WO2000024034A1 (en) 2000-04-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS INDUSTRY, INC. (N.D.GES.D. STAATES DEL, US