NL7503483A - ELECTRICAL TRANSFORMER WITH A NUMBER OF WINDINGS ROTATABLE ON AN AXIS, AND SERVING FOR FORMING ELECTRICAL CONNECTIONS WITH CHAINS MOUNTED ON A ROTATABLE BEARING. - Google Patents

ELECTRICAL TRANSFORMER WITH A NUMBER OF WINDINGS ROTATABLE ON AN AXIS, AND SERVING FOR FORMING ELECTRICAL CONNECTIONS WITH CHAINS MOUNTED ON A ROTATABLE BEARING.

Info

Publication number
NL7503483A
NL7503483A NL7503483A NL7503483A NL7503483A NL 7503483 A NL7503483 A NL 7503483A NL 7503483 A NL7503483 A NL 7503483A NL 7503483 A NL7503483 A NL 7503483A NL 7503483 A NL7503483 A NL 7503483A
Authority
NL
Netherlands
Prior art keywords
rotatable
serving
axis
windings
electrical connections
Prior art date
Application number
NL7503483A
Other languages
Dutch (nl)
Original Assignee
American Videonetics 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 American Videonetics Corp filed Critical American Videonetics Corp
Publication of NL7503483A publication Critical patent/NL7503483A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/18—Rotary transformers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G11B15/14—Masking or switching periodically, e.g. of rotating heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/52—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
NL7503483A 1974-03-25 1975-03-24 ELECTRICAL TRANSFORMER WITH A NUMBER OF WINDINGS ROTATABLE ON AN AXIS, AND SERVING FOR FORMING ELECTRICAL CONNECTIONS WITH CHAINS MOUNTED ON A ROTATABLE BEARING. NL7503483A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US454257A US3911486A (en) 1974-03-25 1974-03-25 Commutating rotary transformer

Publications (1)

Publication Number Publication Date
NL7503483A true NL7503483A (en) 1975-09-29

Family

ID=23803934

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7503483A NL7503483A (en) 1974-03-25 1975-03-24 ELECTRICAL TRANSFORMER WITH A NUMBER OF WINDINGS ROTATABLE ON AN AXIS, AND SERVING FOR FORMING ELECTRICAL CONNECTIONS WITH CHAINS MOUNTED ON A ROTATABLE BEARING.

Country Status (7)

Country Link
US (1) US3911486A (en)
JP (1) JPS50134413A (en)
CA (1) CA1032621A (en)
DE (1) DE2512388C2 (en)
FR (1) FR2266272B1 (en)
GB (1) GB1457383A (en)
NL (1) NL7503483A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH584494A5 (en) * 1974-10-17 1977-01-31 Grundig Emv
US4139871A (en) * 1975-11-24 1979-02-13 Nippon Hoso Kyokai Eight-head magnetic video tape recording and reproducing apparatus with rotary transformer
US4099210A (en) * 1976-10-04 1978-07-04 Dolby Dale P Rotating transducing head assembly
JPS6112572Y2 (en) * 1979-03-14 1986-04-19
JPS62109304A (en) * 1985-11-08 1987-05-20 Canon Electronics Inc Rotary transformer
JPS6423401A (en) * 1987-07-20 1989-01-26 Victor Company Of Japan Magnetic recording and reproducing device
DE3724349A1 (en) * 1987-07-23 1989-02-02 Thomson Brandt Gmbh Rotary transformer for a recorder
US5126906A (en) * 1989-04-17 1992-06-30 Hitachi, Ltd. Rotary magnetic head device with rotary transformer having high coupling coefficient
US5434720A (en) * 1989-05-23 1995-07-18 Kabushiki Kaisha Toshiba Magnetic recording and reproduction apparatus with plural heads
US5276565A (en) * 1989-05-23 1994-01-04 Kabushiki Kaisha Toshiba Rotary type magnetic recording and reproduction apparatus
KR910008940Y1 (en) * 1989-07-15 1991-11-15 다나신 덴기 가부시끼가이샤 Operating mode selection device of tape recorder
JPH04319501A (en) * 1991-04-19 1992-11-10 Hitachi Ltd Rotary magnetic head device and rotary transformer used therein
US5455729A (en) * 1993-08-30 1995-10-03 Conner Peripherals, Inc. Multi-channel rotating transformer
GB0900493D0 (en) * 2009-01-14 2009-02-11 Rolls Royce Plc Rotary transformer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3361878A (en) * 1964-03-11 1968-01-02 Ampex Signal switching system utilizing magnetic switching for rotating head recorders
CA923207A (en) * 1971-01-04 1973-03-20 R. Gooch Beverley Interchannel shield for multichannel rotary transformer

Also Published As

Publication number Publication date
GB1457383A (en) 1976-12-01
JPS50134413A (en) 1975-10-24
FR2266272A1 (en) 1975-10-24
CA1032621A (en) 1978-06-06
DE2512388C2 (en) 1983-12-01
DE2512388A1 (en) 1975-10-02
FR2266272B1 (en) 1978-11-03
US3911486A (en) 1975-10-07

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