JPS5080856A - - Google Patents

Info

Publication number
JPS5080856A
JPS5080856A JP49127904A JP12790474A JPS5080856A JP S5080856 A JPS5080856 A JP S5080856A JP 49127904 A JP49127904 A JP 49127904A JP 12790474 A JP12790474 A JP 12790474A JP S5080856 A JPS5080856 A JP S5080856A
Authority
JP
Japan
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.)
Pending
Application number
JP49127904A
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 FR7339588A external-priority patent/FR2250452A5/fr
Priority claimed from FR7422741A external-priority patent/FR2279177A2/fr
Application filed filed Critical
Publication of JPS5080856A publication Critical patent/JPS5080856A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02—Signalling devices actuated by tyre pressure
    • B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
    • B60C23/0422—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
    • B60C23/0427—Near field transmission with inductive or capacitive coupling means
    • B60C23/043—Near field transmission with inductive or capacitive coupling means using transformer type signal transducers, e.g. rotary transformers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02—Signalling devices actuated by tyre pressure
    • B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
    • B60C23/0422—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver characterised by the type of signal transmission means
    • B60C23/0427—Near field transmission with inductive or capacitive coupling means
    • B60C23/0428—Near field transmission with inductive or capacitive coupling means using passive wheel mounted resonance circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
JP49127904A 1973-11-07 1974-11-06 Pending JPS5080856A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7339588A FR2250452A5 (en) 1973-11-07 1973-11-07 Switch circuit for vehicle tyre warning system - two pairs of coils produce output when deflation causes them to approach
FR7422741A FR2279177A2 (fr) 1974-06-28 1974-06-28 Dispositif permettant de transmettre l'etat d'un contact electrique entre deux pieces en mouvement de rotation relatif

Publications (1)

Publication Number Publication Date
JPS5080856A true JPS5080856A (ja) 1975-07-01

Family

ID=26218013

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49127904A Pending JPS5080856A (ja) 1973-11-07 1974-11-06

Country Status (8)

Country Link
US (1) US3990041A (ja)
JP (1) JPS5080856A (ja)
BE (1) BE821661A (ja)
CA (1) CA1052456A (ja)
DE (1) DE2452732C3 (ja)
GB (1) GB1495148A (ja)
IT (1) IT1023784B (ja)
NL (1) NL7414506A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2212245B1 (ja) * 1972-12-30 1976-11-19 Toyo Tire & Rubber Co
US4086564A (en) * 1975-05-27 1978-04-25 The Firestone Tire & Rubber Company Electronic alarm circuitry
US4110732A (en) * 1977-02-15 1978-08-29 Eaton Corporation Tire pressure monitor
US4148008A (en) * 1977-09-29 1979-04-03 Lusk Joe F Tire pressure monitoring system
US4350971A (en) * 1979-09-13 1982-09-21 Lucas Industries Limited Circuit for use in the detection of the condition of an isolated switch contact
DE3037722A1 (de) * 1980-10-06 1982-05-13 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur ueberwachung des luftdrucks in fahrzeugreifen
US4450431A (en) * 1981-05-26 1984-05-22 Hochstein Peter A Condition monitoring system (tire pressure)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1582878A (ja) * 1968-06-21 1969-10-10
BE756194A (fr) * 1969-09-15 1971-02-15 Fritze Kurt Dispositif de transmission pour la transmission sans fil de signaux associes a au moins une valeur mesuree telle que pression, temperature, balourd, etc..
US3602884A (en) * 1970-02-11 1971-08-31 Joseph S Brumbelow Tire condition monitoring system
US3665387A (en) * 1970-08-31 1972-05-23 Goodyear Tire & Rubber Signalling system for low tire condition on a vehicle

Also Published As

Publication number Publication date
CA1052456A (en) 1979-04-10
DE2452732A1 (de) 1975-05-22
US3990041A (en) 1976-11-02
DE2452732B2 (de) 1980-07-24
GB1495148A (en) 1977-12-14
DE2452732C3 (de) 1981-04-16
BE821661A (fr) 1975-04-30
NL7414506A (nl) 1975-05-12
IT1023784B (it) 1978-05-30

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