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GB2304991B - Multipole apparatus having integral interpole bridges - Google Patents

Multipole apparatus having integral interpole bridges

Info

Publication number
GB2304991B
GB2304991B GB9625240A GB9625240A GB2304991B GB 2304991 B GB2304991 B GB 2304991B GB 9625240 A GB9625240 A GB 9625240A GB 9625240 A GB9625240 A GB 9625240A GB 2304991 B GB2304991 B GB 2304991B
Authority
GB
United Kingdom
Prior art keywords
interpole
bridges
integral
multipole apparatus
multipole
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
GB9625240A
Other versions
GB2304991A (en
GB9625240D0 (en
Inventor
Jeffrey T Kernan
Donald A Johnston
Charles W Russ
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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
Priority claimed from US07/984,610 external-priority patent/US5298745A/en
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of GB9625240D0 publication Critical patent/GB9625240D0/en
Publication of GB2304991A publication Critical patent/GB2304991A/en
Application granted granted Critical
Publication of GB2304991B publication Critical patent/GB2304991B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/26—Mass spectrometers or separator tubes
    • H01J49/34—Dynamic spectrometers
    • H01J49/42—Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205—Device types
    • H01J49/421—Mass filters, i.e. deviating unwanted ions without trapping
    • H01J49/4215—Quadrupole mass filters
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
    • G21K1/08—Deviation, concentration or focusing of the beam by electric or magnetic means
    • G21K1/087—Deviation, concentration or focusing of the beam by electric or magnetic means by electrical means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/26—Mass spectrometers or separator tubes
    • H01J49/34—Dynamic spectrometers
    • H01J49/42—Stability-of-path spectrometers, e.g. monopole, quadrupole, multipole, farvitrons
    • H01J49/4205—Device types
    • H01J49/4255—Device types with particular constructional features

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Electron Tubes For Measurement (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
GB9625240A 1992-12-02 1993-11-30 Multipole apparatus having integral interpole bridges Expired - Lifetime GB2304991B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/984,610 US5298745A (en) 1992-12-02 1992-12-02 Multilayer multipole
GB9324586A GB2274199B (en) 1992-12-02 1993-11-30 Multilayer multipole

Publications (3)

Publication Number Publication Date
GB9625240D0 GB9625240D0 (en) 1997-01-22
GB2304991A GB2304991A (en) 1997-03-26
GB2304991B true GB2304991B (en) 1997-05-28

Family

ID=26303937

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9625240A Expired - Lifetime GB2304991B (en) 1992-12-02 1993-11-30 Multipole apparatus having integral interpole bridges

Country Status (1)

Country Link
GB (1) GB2304991B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4213557A (en) * 1977-08-23 1980-07-22 Dr. Franzen Analysentechnik Gmbh & Co. Kommanditgesellschaft Method for producing a mass filter analyzer system and analyzer system produced according to the method
US4700069A (en) * 1984-06-01 1987-10-13 Anelva Corporation Mass spectrometer of a quadrupole electrode type comprising a divided electrode
US4990777A (en) * 1990-03-02 1991-02-05 Finnigan Corporation Rod assembly for multipole mass spectrometers
WO1992021141A1 (en) * 1991-05-10 1992-11-26 Fisons Plc Process for the manufacture of a multipolar elongate-electrode lens or mass filter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4213557A (en) * 1977-08-23 1980-07-22 Dr. Franzen Analysentechnik Gmbh & Co. Kommanditgesellschaft Method for producing a mass filter analyzer system and analyzer system produced according to the method
US4700069A (en) * 1984-06-01 1987-10-13 Anelva Corporation Mass spectrometer of a quadrupole electrode type comprising a divided electrode
US4990777A (en) * 1990-03-02 1991-02-05 Finnigan Corporation Rod assembly for multipole mass spectrometers
WO1992021141A1 (en) * 1991-05-10 1992-11-26 Fisons Plc Process for the manufacture of a multipolar elongate-electrode lens or mass filter

Also Published As

Publication number Publication date
GB2304991A (en) 1997-03-26
GB9625240D0 (en) 1997-01-22

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20131129