IT7922149A0 - Dispositivo per l'indicazione e la trasmissione di una perdita dipressione. - Google Patents

Dispositivo per l'indicazione e la trasmissione di una perdita dipressione.

Info

Publication number: IT7922149A0
Authority: IT; Italy
Prior art keywords: indication; transmission; pressure leak; leak; pressure
Prior art date: 1978-04-25

Application number

IT7922149A

Other languages

English (en)

Other versions

IT1112732B (it

Original Assignee

Pruss Gunter

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.)

1978-04-25

Filing date

1979-04-24

Publication date

1979-04-24

1978-04-25 Priority claimed from DE19782818027 external-priority patent/DE2818027A1/de

1978-08-09 Priority claimed from DE19782834808 external-priority patent/DE2834808A1/de

1979-04-24 Application filed by Pruss Gunter filed Critical Pruss Gunter

1979-04-24 Publication of IT7922149A0 publication Critical patent/IT7922149A0/it

1986-01-20 Application granted granted Critical

1986-01-20 Publication of IT1112732B publication Critical patent/IT1112732B/it

Links

230000005540 biological transmission Effects 0.000 title 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
- H01H35/346—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm in which the movable contact is formed or directly supported by the diaphragm

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Measuring Fluid Pressure (AREA)
Check Valves (AREA)

IT22149/79A 1978-04-25 1979-04-24 Dispositivo per l'indicazione e la trasmissione di un perdita di pressione IT1112732B (it)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19782818027 DE2818027A1 (de)	1978-04-25	1978-04-25	Gasdruckfeder als druckschwellenschalter in einem sich bewegenden belasteten luftreifen
DE19782834808 DE2834808A1 (de)	1978-08-09	1978-08-09	Vorrichtung zum anzeigen und uebertragen eines druckverlustes

Publications (2)

Publication Number	Publication Date
IT7922149A0 true IT7922149A0 (it)	1979-04-24
IT1112732B IT1112732B (it)	1986-01-20

Family

ID=25774340

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22149/79A IT1112732B (it)	1978-04-25	1979-04-24	Dispositivo per l'indicazione e la trasmissione di un perdita di pressione

Country Status (5)

Country	Link
US (1)	US4292484A (it)
FR (1)	FR2424139A1 (it)
GB (1)	GB2019651B (it)
IT (1)	IT1112732B (it)
SE (1)	SE439463B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2923258A1 (de) *	1979-06-08	1980-12-18	Moto Meter Ag	Elektrische kontaktvorrichtung zur ueberwachung des druckes im reifen eines kraftfahrzeugrades
DE3108998A1 (de)	1981-03-10	1983-01-13	Robert Bosch Gmbh, 7000 Stuttgart	Pneumatisch betaetigbarer druckschalter zur reifendruckueberwachung
DE3543866A1 (de) *	1985-12-12	1987-06-19	Bosch Gmbh Robert	Reifendrucksensor fuer kraftfahrzeuge
US6877381B2 (en) *	2002-09-25	2005-04-12	Siemens Vdo Automotive, Inc.	Differential pressure signaling device and method employing a magnetoresistive sensor
US6868732B2 (en) *	2002-09-25	2005-03-22	Siemens Vdo Automotive Inc.	Differential pressure signaling device and method employing a magnetoresistive sensor
US7832900B2 (en) *	2008-07-10	2010-11-16	Simon Avitan	Lightbulb with envelope-fracture responsive electrical disconnect means

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3222641A (en) *	1961-11-03	1965-12-07	Jere K Jacobus	Tire inflation indicator
US3241112A (en) *	1963-10-11	1966-03-15	Paul H Linkmeyer	Tire pressure warning device
US3845260A (en) *	1972-08-07	1974-10-29	Allied Chem	Pressure sensing switch with movable contact diaphragm
US3944769A (en) *	1973-01-08	1976-03-16	Robertshaw Controls Company	Pressure sensing means and method for making a pressurized container means and system utilizing the same
GB1428632A (en) *	1973-02-20	1976-03-17	Nissan Motor	Tyre air pressure sensor
IT998462B (it) *	1973-08-23	1976-01-20	Pirelli	Cerchio per pneumatici con trasduttore di segnali
GB1449551A (en) *	1973-09-20	1976-09-15	Bridgestone Tire Co Ltd	Pressure-responsive electric switch device for pneumatic tyres
US4006327A (en) *	1975-01-29	1977-02-01	Nissan Motor Co., Ltd.	Pneumatic tire pressure sensing switch
FR2308518A1 (fr) *	1975-04-21	1976-11-19	Michelin & Cie	Perfectionnements aux detecteurs de variation de la pression de gonflage de pneumatiques

1979
- 1979-04-20 SE SE7903497A patent/SE439463B/sv not_active IP Right Cessation
- 1979-04-23 US US06/032,477 patent/US4292484A/en not_active Expired - Lifetime
- 1979-04-24 IT IT22149/79A patent/IT1112732B/it active
- 1979-04-25 GB GB7914475A patent/GB2019651B/en not_active Expired
- 1979-04-25 FR FR7910549A patent/FR2424139A1/fr active Granted

Also Published As

Publication number	Publication date
IT1112732B (it)	1986-01-20
FR2424139A1 (fr)	1979-11-23
SE7903497L (sv)	1979-10-26
GB2019651A (en)	1979-10-31
FR2424139B1 (it)	1984-06-08
US4292484A (en)	1981-09-29
SE439463B (sv)	1985-06-17
GB2019651B (en)	1982-10-20

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