FR2404908A1 - Appareil sensible a un etat et son procede de fabrication - Google Patents

Appareil sensible a un etat et son procede de fabrication

Info

Publication number
FR2404908A1
FR2404908A1 FR7826804A FR7826804A FR2404908A1 FR 2404908 A1 FR2404908 A1 FR 2404908A1 FR 7826804 A FR7826804 A FR 7826804A FR 7826804 A FR7826804 A FR 7826804A FR 2404908 A1 FR2404908 A1 FR 2404908A1
Authority
FR
France
Prior art keywords
disc
manufacturing process
sensitive apparatus
condition sensitive
pressure
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
FR7826804A
Other languages
English (en)
French (fr)
Other versions
FR2404908B1 (xx
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 US05/837,971 external-priority patent/US4145588A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of FR2404908A1 publication Critical patent/FR2404908A1/fr
Application granted granted Critical
Publication of FR2404908B1 publication Critical patent/FR2404908B1/fr
Granted legal-status Critical Current

Links

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
    • 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
    • H01H35/343—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm by snap acting diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Manufacture Of Switches (AREA)
FR7826804A 1977-09-29 1978-09-19 Appareil sensible a un etat et son procede de fabrication Granted FR2404908A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83796977A 1977-09-29 1977-09-29
US05/837,971 US4145588A (en) 1977-09-29 1977-09-29 Condition responsive apparatus having freely disposed disc

Publications (2)

Publication Number Publication Date
FR2404908A1 true FR2404908A1 (fr) 1979-04-27
FR2404908B1 FR2404908B1 (xx) 1983-06-17

Family

ID=27125988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7826804A Granted FR2404908A1 (fr) 1977-09-29 1978-09-19 Appareil sensible a un etat et son procede de fabrication

Country Status (4)

Country Link
JP (1) JPS5457677A (xx)
DE (1) DE2842620A1 (xx)
FR (1) FR2404908A1 (xx)
GB (1) GB2005474B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2176595A (en) * 1985-06-05 1986-12-31 Warner Lambert Co Pressure sensing device
DE102004047293A1 (de) 2004-09-29 2006-04-13 Trw Automotive Electronics & Components Gmbh & Co. Kg Druckschalter mit Schutz der Membran gegen Überdehnung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2381582A (en) * 1944-05-08 1945-08-07 Air Communications Inc Pressure switch
US2913007A (en) * 1955-12-19 1959-11-17 Halax Corp Diaphragm mounting
US3017472A (en) * 1958-12-19 1962-01-16 Wintriss George Pressure sensor
FR1412580A (fr) * 1964-07-03 1965-10-01 Texas Instruments Inc Appareil de commande sensible à une condition externe et procédé pour sa fabrication
FR2173045A1 (xx) * 1972-02-22 1973-10-05 Vdo Schindling
US3845260A (en) * 1972-08-07 1974-10-29 Allied Chem Pressure sensing switch with movable contact diaphragm

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB845592A (en) * 1957-07-19 1960-08-24 Cleve Davis Allen Van Pressure responsive electric switch device
US3302269A (en) * 1965-02-02 1967-02-07 Texas Instruments Inc Methods of making condition responsive devices
US3553402A (en) * 1968-07-23 1971-01-05 Fasco Industries Pressure switch with improved diaphragm and snap action disc structure
US3584168A (en) * 1968-12-30 1971-06-08 Texas Instruments Inc Fluid pressure operated diaphragm switch with improved means and method for calibration
US3816685A (en) * 1972-12-26 1974-06-11 Texas Instruments Inc Pressure responsive device having improved means for calibration
JPS5284673U (xx) * 1975-12-19 1977-06-24

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2381582A (en) * 1944-05-08 1945-08-07 Air Communications Inc Pressure switch
US2913007A (en) * 1955-12-19 1959-11-17 Halax Corp Diaphragm mounting
US3017472A (en) * 1958-12-19 1962-01-16 Wintriss George Pressure sensor
FR1412580A (fr) * 1964-07-03 1965-10-01 Texas Instruments Inc Appareil de commande sensible à une condition externe et procédé pour sa fabrication
FR2173045A1 (xx) * 1972-02-22 1973-10-05 Vdo Schindling
US3845260A (en) * 1972-08-07 1974-10-29 Allied Chem Pressure sensing switch with movable contact diaphragm

Also Published As

Publication number Publication date
JPH026176B2 (xx) 1990-02-07
DE2842620C2 (xx) 1989-06-15
GB2005474B (en) 1982-04-07
DE2842620A1 (de) 1979-04-12
JPS5457677A (en) 1979-05-09
GB2005474A (en) 1979-04-19
FR2404908B1 (xx) 1983-06-17

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