FR2443344A1 - Dispositif pour relever la pression des pneumatiques d'un vehicule automobile - Google Patents

Dispositif pour relever la pression des pneumatiques d'un vehicule automobile

Info

Publication number
FR2443344A1
FR2443344A1 FR7929780A FR7929780A FR2443344A1 FR 2443344 A1 FR2443344 A1 FR 2443344A1 FR 7929780 A FR7929780 A FR 7929780A FR 7929780 A FR7929780 A FR 7929780A FR 2443344 A1 FR2443344 A1 FR 2443344A1
Authority
FR
France
Prior art keywords
pressure
tires
releasing
motor vehicle
fixed
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
FR7929780A
Other languages
English (en)
Other versions
FR2443344B3 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2443344A1 publication Critical patent/FR2443344A1/fr
Application granted granted Critical
Publication of FR2443344B3 publication Critical patent/FR2443344B3/fr
Granted 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
    • B60C23/0425—Means comprising permanent magnets, e.g. Hall-effect or Reed-switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

Dispositif de signalisation de la pression dans un pneumatique. Il comprend un cyclindre 12, fixé à la roue 10, dans lequel se déplace un piston 16 ménageant une chambre communiquant avec le pneumatique, un noyau magnétique 21 étant fixé au piston 16; un détecteur 27, fixe, comportant deux interrupteurs magnétiques 29, 30 soumis à l'action d'un aimant secondaire 31, dont la magnétisation est opposée à celle du noyau 21; et un circuit de signalisation commandé par les interrupteurs 29, 30.
FR7929780A 1978-12-04 1979-12-04 Dispositif pour relever la pression des pneumatiques d'un vehicule automobile Granted FR2443344A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT30519/78A IT1101174B (it) 1978-12-04 1978-12-04 Dispositivo per la rivelazione della pressione di pneumatici di un autoveicolo

Publications (2)

Publication Number Publication Date
FR2443344A1 true FR2443344A1 (fr) 1980-07-04
FR2443344B3 FR2443344B3 (fr) 1981-10-16

Family

ID=11229898

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7929780A Granted FR2443344A1 (fr) 1978-12-04 1979-12-04 Dispositif pour relever la pression des pneumatiques d'un vehicule automobile

Country Status (8)

Country Link
US (1) US4311984A (fr)
AR (1) AR218410A1 (fr)
BR (1) BR7907860A (fr)
DE (1) DE2948388A1 (fr)
FR (1) FR2443344A1 (fr)
GB (1) GB2036664B (fr)
IT (1) IT1101174B (fr)
SE (1) SE7909945L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695823A (en) * 1984-04-27 1987-09-22 Vernon Roger W Vehicle tire monitoring apparatus
IT1209622B (it) * 1984-05-26 1989-08-30 Porsche Ag Disposizione di un elemento manometrico.
US6670886B1 (en) * 2002-08-13 2003-12-30 Lite-On Automotive Corporation Tire pressure monitoring device and antenna therefor
US7032443B2 (en) * 2003-02-15 2006-04-25 Advanced Digital Components, Inc. Tire pressure monitoring system and method of using same
US7804396B2 (en) * 2007-09-21 2010-09-28 Advanced Tire Pressure Systems, Inc. Tire pressure monitoring system having a collapsible casing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521230A (en) * 1967-11-07 1970-07-21 Ford Motor Co Low tire pressure sensing mechanism
JPS4989583A (fr) * 1972-12-26 1974-08-27
US3978448A (en) * 1975-06-09 1976-08-31 Scovill Manufacturing Company Vehicle-tire-air-pressure-sensing-and-indicating device
GB1594612A (en) * 1977-01-19 1981-08-05 Dunlop Ltd Tyre deflation warning apparatus

Also Published As

Publication number Publication date
US4311984A (en) 1982-01-19
BR7907860A (pt) 1980-06-24
SE7909945L (sv) 1980-06-05
AR218410A1 (es) 1980-05-30
IT1101174B (it) 1985-09-28
GB2036664B (en) 1983-02-09
IT7830519A0 (it) 1978-12-04
GB2036664A (en) 1980-07-02
FR2443344B3 (fr) 1981-10-16
DE2948388A1 (de) 1980-06-12

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Legal Events

Date Code Title Description
ST Notification of lapse