FR2532435B1 - Dispositif de reglage fin pour assemblage d'aimants - Google Patents

Dispositif de reglage fin pour assemblage d'aimants

Info

Publication number
FR2532435B1
FR2532435B1 FR8314058A FR8314058A FR2532435B1 FR 2532435 B1 FR2532435 B1 FR 2532435B1 FR 8314058 A FR8314058 A FR 8314058A FR 8314058 A FR8314058 A FR 8314058A FR 2532435 B1 FR2532435 B1 FR 2532435B1
Authority
FR
France
Prior art keywords
adjusting device
magnet assembly
fine adjusting
fine
magnet
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
Application number
FR8314058A
Other languages
English (en)
Other versions
FR2532435A1 (fr
Inventor
David H Shores
Ian Mark Whiting
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.)
Tektronix Inc
Original Assignee
Tektronix 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 Tektronix Inc filed Critical Tektronix Inc
Publication of FR2532435A1 publication Critical patent/FR2532435A1/fr
Application granted granted Critical
Publication of FR2532435B1 publication Critical patent/FR2532435B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/215—Frequency-selective devices, e.g. filters using ferromagnetic material
    • H01P1/218—Frequency-selective devices, e.g. filters using ferromagnetic material the ferromagnetic material acting as a frequency selective coupling element, e.g. YIG-filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
    • H01F7/0284—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles using a trimmable or adjustable magnetic circuit, e.g. for a symmetric dipole or quadrupole magnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
FR8314058A 1982-09-01 1983-09-01 Dispositif de reglage fin pour assemblage d'aimants Expired FR2532435B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/413,948 US4506240A (en) 1982-09-01 1982-09-01 Magnet assembly for a YIG tuned filter having adjustment means to elastically strain a pole piece

Publications (2)

Publication Number Publication Date
FR2532435A1 FR2532435A1 (fr) 1984-03-02
FR2532435B1 true FR2532435B1 (fr) 1987-06-05

Family

ID=23639316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8314058A Expired FR2532435B1 (fr) 1982-09-01 1983-09-01 Dispositif de reglage fin pour assemblage d'aimants

Country Status (4)

Country Link
US (1) US4506240A (fr)
DE (1) DE3330707A1 (fr)
FR (1) FR2532435B1 (fr)
GB (1) GB2127226B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4651116A (en) * 1984-04-11 1987-03-17 Raytheon Company Vibration insensitive magnetically tuned resonant circuit
FR2597206B1 (fr) * 1986-04-15 1988-06-17 Thomson Cgr Dispositif de fixation et de reglage d'un mandrin porteur de bobines de gradient
US4794355A (en) * 1987-08-31 1988-12-27 Tektronix, Inc. Heat sink for magnetically tuned filter
US4827230A (en) * 1988-09-12 1989-05-02 Tektronix, Inc. Magnet design for ferromagnetic resonators
US5221912A (en) * 1991-10-24 1993-06-22 Keane William J YIG tuned band reject filter for 2-18 GHz with full one-quarter wavelength RF coupling loops
US5365210A (en) * 1993-09-21 1994-11-15 Alliedsignal Inc. Latching solenoid with manual override
US20100219833A1 (en) * 2007-07-26 2010-09-02 Emscan Limited Magnet assembly
CA2728108C (fr) 2008-06-24 2016-09-27 Alberta Health Services Arrangement magnetique et procede pour definir un champ magnetique pour un volume de production d'image
CN101841312B (zh) * 2010-05-07 2013-10-30 中国电子科技集团公司第九研究所 一种yig谐振子、yig振荡器及其制作方法
US8760236B2 (en) * 2011-07-28 2014-06-24 Agilent Technologies, Inc. Drift stabilization of magnetically tunable filter by temperature regulation and mechanical isolation of elctromagnet coil
US10898843B2 (en) * 2017-01-25 2021-01-26 Samuel Stephen Grimes Reusable air filter
CN108306083B (zh) * 2018-02-01 2019-11-29 西南应用磁学研究所 Yig谐振电路集成结构
CN110137646B (zh) * 2019-06-19 2024-01-16 西南应用磁学研究所 一种中心频率与带宽双调的带通滤波器及调制方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047221A (fr) *
NL41326C (fr) * 1934-02-23
BE472659A (fr) * 1940-08-02
GB576096A (en) * 1942-09-21 1946-03-19 Gen Electric Co Ltd Improvements in magnets adapted for use with magnetrons
NL182200B (nl) * 1952-10-25 Rustenburg Platinum Mines Ltd Werkwijze ter bereiding van een geneesmiddel voor de behandeling van kanker, op basis van een platinacooerdinatieverbinding en werkwijze ter bereiding van de actieve verbinding.
US3133226A (en) * 1960-10-07 1964-05-12 Westinghouse Electric Corp Magnetic structure for traveling wave tubes
FR1365348A (fr) * 1962-04-27 1964-07-03 Thomson Houston Comp Francaise Appareil fonctionnant en haute fréquence
GB1074587A (en) * 1963-04-16 1967-07-05 Perkin Elmer Ltd Improvements relating to magnet assemblies
FR1355260A (fr) * 1963-04-26 1964-03-13 Thomson Houston Comp Francaise Nouvel appareil fonctionnant en haute fréquence
US3299376A (en) * 1965-02-10 1967-01-17 Loral Electronics Corp Yttrium iron garnet preselectors
GB1147449A (en) * 1965-07-13 1969-04-02 Mullard Ltd Improvements relating to arrangements for adjusting magnets
US3437963A (en) * 1967-06-12 1969-04-08 Varian Associates Permanent magnet having an enclosing yoke structure with pole aligning means
US3544918A (en) * 1968-11-22 1970-12-01 Litton Precision Prod Inc Yig tuned gallium arsenide-limited space charge accumulation diode oscillator
DE2146032C3 (de) * 1971-09-15 1974-05-09 Bruker-Physik Ag, 7501 Forchheim Elektromagnet mit einstellbaren Polflächen
US3898599A (en) * 1974-05-09 1975-08-05 Raytheon Co Toroidal magnetic device
US3973204A (en) * 1975-02-25 1976-08-03 Hewlett-Packard Company YIG tuned mixer
US4093912A (en) * 1976-09-20 1978-06-06 International Business Machines Corporation NMR magnet assembly with pole face parallelism adjustment
US4468643A (en) * 1982-07-06 1984-08-28 Varian Associates, Inc. Magnetic circuit adjustable by tapered screws

Also Published As

Publication number Publication date
US4506240A (en) 1985-03-19
GB2127226B (en) 1986-03-05
GB2127226A (en) 1984-04-04
FR2532435A1 (fr) 1984-03-02
GB8319678D0 (en) 1983-08-24
DE3330707A1 (de) 1984-03-01

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Legal Events

Date Code Title Description
ST Notification of lapse