DE3813762C2 - Druckwächter - Google Patents

Druckwächter

Info

Publication number
DE3813762C2
DE3813762C2 DE19883813762 DE3813762A DE3813762C2 DE 3813762 C2 DE3813762 C2 DE 3813762C2 DE 19883813762 DE19883813762 DE 19883813762 DE 3813762 A DE3813762 A DE 3813762A DE 3813762 C2 DE3813762 C2 DE 3813762C2
Authority
DE
Germany
Prior art keywords
chamber
membrane
cap
pressure switch
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.)
Expired - Fee Related
Application number
DE19883813762
Other languages
German (de)
English (en)
Other versions
DE3813762A1 (de
Inventor
Rodolfo Bitetti
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.)
Marelli Europe SpA
Original Assignee
Veglia Borletti SRL
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 Veglia Borletti SRL filed Critical Veglia Borletti SRL
Publication of DE3813762A1 publication Critical patent/DE3813762A1/de
Application granted granted Critical
Publication of DE3813762C2 publication Critical patent/DE3813762C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01H35/26—Details
    • H01H35/28—Compensation for variation of ambient pressure or temperature

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Push-Button Switches (AREA)
  • Basic Packing Technique (AREA)
DE19883813762 1987-04-24 1988-04-23 Druckwächter Expired - Fee Related DE3813762C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5326087U IT210673Z2 (it) 1987-04-24 1987-04-24 Pressostato di tipo perfezionato

Publications (2)

Publication Number Publication Date
DE3813762A1 DE3813762A1 (de) 1988-11-10
DE3813762C2 true DE3813762C2 (de) 1997-12-11

Family

ID=11281291

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883813762 Expired - Fee Related DE3813762C2 (de) 1987-04-24 1988-04-23 Druckwächter

Country Status (6)

Country Link
AR (1) AR244909A1 (es)
BE (1) BE1000579A7 (es)
DE (1) DE3813762C2 (es)
ES (1) ES1006599Y (es)
FR (1) FR2614466B1 (es)
IT (1) IT210673Z2 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19705721B4 (de) * 1997-02-14 2008-03-20 Behr Thermot-Tronik Gmbh Stellantrieb mit einem elektrisch beheizbaren thermostatischen Arbeitselement
DE19637607A1 (de) * 1996-09-16 1998-03-19 Trw Fahrzeugelektrik Druckschalteinrichtung, insbesondere für die Kraftfahrzeugtechnik

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128354A (en) * 1962-07-10 1964-04-07 Hydr O Matic Pump Co Sealed level control switch for sump pumps or the like
DE1860667U (de) * 1962-09-12 1962-10-25 Vdo Schindling Membrandruckschalter.
GB1242967A (en) * 1969-08-05 1971-08-18 Capvest Venture Corp Temperature-compensated pressure transducer
US4254312A (en) * 1978-12-29 1981-03-03 Eaton Corporation Temperature compensated fill valve/pressure switch
JPS57198670A (en) * 1981-06-01 1982-12-06 Aisin Seiki Co Ltd Air pressure responding electric switch
DE3437901C2 (de) * 1983-10-21 1995-09-07 Tokai Rika Co Ltd Druckschalter

Also Published As

Publication number Publication date
DE3813762A1 (de) 1988-11-10
BE1000579A7 (fr) 1989-02-07
FR2614466A1 (fr) 1988-10-28
IT8753260V0 (it) 1987-04-24
ES1006599U (es) 1989-01-01
IT210673Z2 (it) 1989-01-11
AR244909A1 (es) 1993-11-30
FR2614466B1 (fr) 1994-04-08
ES1006599Y (es) 1989-07-16

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MAGNETI MARELLI S.P.A., MAILAND/MILANO, IT

8339 Ceased/non-payment of the annual fee