US3777296A - Electromagnetic induction apparatus - Google Patents

Electromagnetic induction apparatus Download PDF

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Publication number
US3777296A
US3777296A US00251539A US3777296DA US3777296A US 3777296 A US3777296 A US 3777296A US 00251539 A US00251539 A US 00251539A US 3777296D A US3777296D A US 3777296DA US 3777296 A US3777296 A US 3777296A
Authority
US
United States
Prior art keywords
windings
group
electromagnetic induction
induction apparatus
core
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
US00251539A
Other languages
English (en)
Inventor
M Ohyama
T Nakamizo
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 JP46031016A external-priority patent/JPS5126971B1/ja
Priority claimed from JP4440571A external-priority patent/JPS5391B1/ja
Priority claimed from JP4440471A external-priority patent/JPS5390B1/ja
Priority claimed from JP4437271A external-priority patent/JPS5247536B1/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of US3777296A publication Critical patent/US3777296A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
    • H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield

Definitions

  • H0lf 21/00 winding remains unchanged in magnitude, and links [58 Field of Search 336/119, 120, 118, the other winding, changes its direction, or the num- 336/1 17, 1 15, 135, ber of turns of the other winding linked with the magnetic flux produced by said one winding is increased [56] References Cited or decreased. Hence the output voltage is varied.
  • FIG. I5A FIG. I5D
  • FIG. 29 N HDnEbO l 2 II FIG. 30K

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • General Induction Heating (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
US00251539A 1971-05-10 1972-05-08 Electromagnetic induction apparatus Expired - Lifetime US3777296A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP46031016A JPS5126971B1 (enExample) 1971-05-10 1971-05-10
JP4311971 1971-06-16
JP4440571A JPS5391B1 (enExample) 1971-06-18 1971-06-18
JP4440471A JPS5390B1 (enExample) 1971-06-18 1971-06-18
JP4437271A JPS5247536B1 (enExample) 1971-06-18 1971-06-18

Publications (1)

Publication Number Publication Date
US3777296A true US3777296A (en) 1973-12-04

Family

ID=27521284

Family Applications (1)

Application Number Title Priority Date Filing Date
US00251539A Expired - Lifetime US3777296A (en) 1971-05-10 1972-05-08 Electromagnetic induction apparatus

Country Status (5)

Country Link
US (1) US3777296A (enExample)
CA (1) CA957739A (enExample)
DE (1) DE2222928C3 (enExample)
FR (1) FR2137778B1 (enExample)
GB (1) GB1395961A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390941A (en) * 1979-04-04 1983-06-28 Siemens Aktiengesellschaft Static magnetic frequency multiplies
US4458168A (en) * 1983-09-12 1984-07-03 Motornetics Corporation Toothed reluctance synchro/resolver
US5659461A (en) * 1994-06-30 1997-08-19 Yokogawa Electric Corporation Switching power supply using printed coil type transformer
RU2264672C2 (ru) * 2002-10-23 2005-11-20 Федеральное государственное унитарное предприятие Омский научно-исследовательский институт приборостроения Катушка индуктивности на кольцевом сердечнике
US20150043264A1 (en) * 2012-03-27 2015-02-12 Hitachi Metals, Ltd. Frequency Converter

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2170971C2 (ru) * 1999-03-31 2001-07-20 Кубанский государственный технологический университет Сдвоенный аксиальный индукционный регулятор
DE102016202867B3 (de) * 2016-02-24 2017-04-06 Robert Bosch Gmbh Drehwinkelsensor
RU2686084C1 (ru) * 2018-08-06 2019-04-24 Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный технологический университет" (ФГБОУ ВО "КубГТУ") Аксиальный многофазный стабилизируемый трансформатор-фазорегулятор

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1672703A (en) * 1927-09-23 1928-06-05 Gen Electric Induction voltage regulator
US2550663A (en) * 1949-10-14 1951-05-01 Bendix Aviat Corp Inductive device having a precisely sinusoidal relation between coupling and relative displacement
US2823363A (en) * 1954-02-26 1958-02-11 Sperry Rand Corp Windings in two pole electrical machinery
US2872603A (en) * 1955-06-13 1959-02-03 Donald L Herr Induction voltage and torque transfer devices
US2882483A (en) * 1953-12-15 1959-04-14 Emi Ltd Variable linkage transformers
US2885645A (en) * 1958-01-03 1959-05-05 Lear Inc Rotary transformer
US3178663A (en) * 1961-06-26 1965-04-13 Bendix Corp Single speed and multispeed unitary synchro structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1672703A (en) * 1927-09-23 1928-06-05 Gen Electric Induction voltage regulator
US2550663A (en) * 1949-10-14 1951-05-01 Bendix Aviat Corp Inductive device having a precisely sinusoidal relation between coupling and relative displacement
US2882483A (en) * 1953-12-15 1959-04-14 Emi Ltd Variable linkage transformers
US2823363A (en) * 1954-02-26 1958-02-11 Sperry Rand Corp Windings in two pole electrical machinery
US2872603A (en) * 1955-06-13 1959-02-03 Donald L Herr Induction voltage and torque transfer devices
US2885645A (en) * 1958-01-03 1959-05-05 Lear Inc Rotary transformer
US3178663A (en) * 1961-06-26 1965-04-13 Bendix Corp Single speed and multispeed unitary synchro structure

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390941A (en) * 1979-04-04 1983-06-28 Siemens Aktiengesellschaft Static magnetic frequency multiplies
US4458168A (en) * 1983-09-12 1984-07-03 Motornetics Corporation Toothed reluctance synchro/resolver
US5659461A (en) * 1994-06-30 1997-08-19 Yokogawa Electric Corporation Switching power supply using printed coil type transformer
RU2264672C2 (ru) * 2002-10-23 2005-11-20 Федеральное государственное унитарное предприятие Омский научно-исследовательский институт приборостроения Катушка индуктивности на кольцевом сердечнике
US20150043264A1 (en) * 2012-03-27 2015-02-12 Hitachi Metals, Ltd. Frequency Converter
US9755552B2 (en) * 2012-03-27 2017-09-05 Hitachi Metals, Ltd. Frequency converter

Also Published As

Publication number Publication date
DE2222928C3 (de) 1980-05-14
FR2137778B1 (enExample) 1980-03-07
FR2137778A1 (enExample) 1972-12-29
CA957739A (en) 1974-11-12
DE2222928B2 (de) 1979-08-16
GB1395961A (en) 1975-05-29
DE2222928A1 (de) 1972-12-07

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