ZA851669B - A controlled inductive coupling device - Google Patents

A controlled inductive coupling device

Info

Publication number
ZA851669B
ZA851669B ZA851669A ZA851669A ZA851669B ZA 851669 B ZA851669 B ZA 851669B ZA 851669 A ZA851669 A ZA 851669A ZA 851669 A ZA851669 A ZA 851669A ZA 851669 B ZA851669 B ZA 851669B
Authority
ZA
South Africa
Prior art keywords
inductive coupling
coupling device
magnetic field
transmission
field intensity
Prior art date
Application number
ZA851669A
Other languages
English (en)
Inventor
Alan George King
Original Assignee
Ici Plc
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 Ici Plc filed Critical Ici Plc
Publication of ZA851669B publication Critical patent/ZA851669B/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A19/00—Firing or trigger mechanisms; Cocking mechanisms
    • F41A19/58—Electric firing mechanisms
    • F41A19/63—Electric firing mechanisms having means for contactless transmission of electric energy, e.g. by induction, by sparking gap
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
    • H01F21/08—Variable inductances or transformers of the signal type continuously variable, e.g. variometers by varying the permeability of the core, e.g. by varying magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Near-Field Transmission Systems (AREA)
  • Spark Plugs (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Air Bags (AREA)
  • Noodles (AREA)
  • Fixing For Electrophotography (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Transmitters (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Soft Magnetic Materials (AREA)
ZA851669A 1984-04-25 1985-03-05 A controlled inductive coupling device ZA851669B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848410518A GB8410518D0 (en) 1984-04-25 1984-04-25 Controlled inductive coupling device

Publications (1)

Publication Number Publication Date
ZA851669B true ZA851669B (en) 1985-12-24

Family

ID=10560039

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA851669A ZA851669B (en) 1984-04-25 1985-03-05 A controlled inductive coupling device

Country Status (21)

Country Link
US (1) US4685395A (fr)
EP (1) EP0163364B1 (fr)
JP (1) JPS60236205A (fr)
AT (1) ATE36774T1 (fr)
AU (1) AU570542B2 (fr)
CA (1) CA1250018A (fr)
DE (1) DE3564638D1 (fr)
ES (1) ES8607531A1 (fr)
FI (1) FI79916C (fr)
GB (1) GB8410518D0 (fr)
HK (1) HK31388A (fr)
IE (1) IE56301B1 (fr)
IN (1) IN162934B (fr)
MW (1) MW385A1 (fr)
NO (1) NO850911L (fr)
NZ (1) NZ211298A (fr)
PH (1) PH24400A (fr)
SG (1) SG82287G (fr)
ZA (1) ZA851669B (fr)
ZM (1) ZM1585A1 (fr)
ZW (1) ZW3485A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6565119B2 (en) 2001-07-11 2003-05-20 Trw Inc. Vehicle occupant safety apparatus with restraint communication bus and transformer connections

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123002A (en) * 1964-03-03 Spool
CA706015A (en) * 1965-03-16 Michel Adolf Keying devices employing saturable core transformers
US2933653A (en) * 1955-02-04 1960-04-19 Du Pont Blasting machine
US2854591A (en) * 1956-08-24 1958-09-30 Westinghouse Electric Corp Switching systems
DE1138995B (de) * 1960-11-09 1962-10-31 Hammond Sa Tasteinrichtung, zur transformatorischen Ankopplung der Oszillatoren elektronischer Musik-instrumente
US3671810A (en) * 1969-09-18 1972-06-20 Singer Co Saturated core transient current limiter
US3638221A (en) * 1969-11-24 1972-01-25 Illinois Tool Works Solid-state keyboard
DE2625354C3 (de) * 1976-06-04 1981-06-04 Siemens AG, 1000 Berlin und 8000 München Übertrager für Gleich- und Wechselstromsignale mit einem ferromagnetischen Kern, der mindestens zwei voneinander unabhängige Magnetflüsse zuläßt
US4213084A (en) * 1977-05-20 1980-07-15 Tdk Electronics Company Limited Variable leakage transformer
EP0003396A1 (fr) * 1978-02-01 1979-08-08 Imperial Chemical Industries Plc Circuit de commande pour activer une charge amorcée électriquement
IN152055B (fr) * 1978-05-24 1983-10-08 Ici Plc
GB2022222B (en) * 1978-05-24 1982-06-09 Ici Ltd Electric ignition of explosives
US4257026A (en) * 1979-10-09 1981-03-17 Bel-Tronics Corporation Adjustable linearity coil assembly
DE3008583C2 (de) * 1980-03-06 1987-01-15 Doduco KG Dr. Eugen Dürrwächter, 7530 Pforzheim Impulstransformator zum Zünden von Thyristoren und Triacs
GB2109512B (en) * 1981-09-28 1985-07-31 Ici Plc Electrically actuable ignition assembly
GB2123217A (en) * 1982-05-25 1984-01-25 Secr Defence Inductive electric couplings

Also Published As

Publication number Publication date
MW385A1 (en) 1987-05-13
SG82287G (en) 1988-04-15
ATE36774T1 (de) 1988-09-15
IN162934B (fr) 1988-07-23
NZ211298A (en) 1988-02-29
PH24400A (en) 1990-06-13
FI79916C (fi) 1990-03-12
JPS60236205A (ja) 1985-11-25
FI851086A0 (fi) 1985-03-19
ES542519A0 (es) 1986-05-16
CA1250018A (fr) 1989-02-14
ZW3485A1 (en) 1986-10-15
GB8410518D0 (en) 1984-05-31
US4685395A (en) 1987-08-11
HK31388A (en) 1988-05-06
FI851086L (fi) 1985-10-26
NO850911L (no) 1985-10-28
IE56301B1 (en) 1991-06-05
EP0163364B1 (fr) 1988-08-24
ZM1585A1 (en) 1986-06-27
EP0163364A1 (fr) 1985-12-04
AU3957785A (en) 1985-10-31
ES8607531A1 (es) 1986-05-16
DE3564638D1 (en) 1988-09-29
FI79916B (fi) 1989-11-30
AU570542B2 (en) 1988-03-17

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