JPS52116502A - Device for sensing air pressure of tire - Google Patents

Device for sensing air pressure of tire

Info

Publication number
JPS52116502A
JPS52116502A JP3400576A JP3400576A JPS52116502A JP S52116502 A JPS52116502 A JP S52116502A JP 3400576 A JP3400576 A JP 3400576A JP 3400576 A JP3400576 A JP 3400576A JP S52116502 A JPS52116502 A JP S52116502A
Authority
JP
Japan
Prior art keywords
tire
air pressure
sensing air
pressure
initial air
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.)
Granted
Application number
JP3400576A
Other languages
Japanese (ja)
Other versions
JPS5814975B2 (en
Inventor
Isao Ichihara
Yasuo Kokuni
Harunori Shiratori
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor 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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP51034005A priority Critical patent/JPS5814975B2/en
Priority to DE19772713302 priority patent/DE2713302A1/en
Publication of JPS52116502A publication Critical patent/JPS52116502A/en
Priority to US05/930,649 priority patent/US4177671A/en
Publication of JPS5814975B2 publication Critical patent/JPS5814975B2/en
Expired 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
    • B60C23/0491—Constructional details of means for attaching the control device
    • B60C23/0496—Valve stem attachments positioned outside of the tyre chamber
    • 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
    • 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
    • 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
    • B60C23/0491—Constructional details of means for attaching the control device
    • B60C23/0494—Valve stem attachments positioned inside the tyre chamber

Abstract

PURPOSE: To sense the decrease of initial air pressure of a tire as predetermined based on the pressure difference between an air chamber independently provided of the same pressure as the initial air pressure in the tire and the present interior of t he tire.
COPYRIGHT: (C)1977,JPO&Japio
JP51034005A 1976-03-25 1976-03-25 Tire pressure sensing device Expired JPS5814975B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP51034005A JPS5814975B2 (en) 1976-03-25 1976-03-25 Tire pressure sensing device
DE19772713302 DE2713302A1 (en) 1976-03-25 1977-03-25 Self setting tyre pressure monitor - has reference pressure in sub chamber reset when tyre inflated and displacing piston if pressure falls
US05/930,649 US4177671A (en) 1976-03-25 1978-08-03 Apparatus for sensing air-pressure drop in a tire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51034005A JPS5814975B2 (en) 1976-03-25 1976-03-25 Tire pressure sensing device

Publications (2)

Publication Number Publication Date
JPS52116502A true JPS52116502A (en) 1977-09-30
JPS5814975B2 JPS5814975B2 (en) 1983-03-23

Family

ID=12402311

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51034005A Expired JPS5814975B2 (en) 1976-03-25 1976-03-25 Tire pressure sensing device

Country Status (2)

Country Link
JP (1) JPS5814975B2 (en)
DE (1) DE2713302A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003225060A1 (en) * 2002-04-18 2003-11-03 Schrader-Bridgeport International Valve stem retention nut with a collar

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT143380B (en) * 1934-11-02 1935-11-11 Walter Ing Kronich Method and device for indicating damage to the air reservoirs of tires.
DE763800C (en) * 1935-11-15 1954-02-08 Walter Koehne Valve for pneumatic tubes

Also Published As

Publication number Publication date
DE2713302C2 (en) 1987-07-09
DE2713302A1 (en) 1977-10-06
JPS5814975B2 (en) 1983-03-23

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