IT210649Z2 - WATERPROOF ELECTRIC PRESSURE SWITCH FOR HYDRAULIC OR PNEUMATIC CIRCUITS - Google Patents

WATERPROOF ELECTRIC PRESSURE SWITCH FOR HYDRAULIC OR PNEUMATIC CIRCUITS

Info

Publication number
IT210649Z2
IT210649Z2 IT5323587U IT5323587U IT210649Z2 IT 210649 Z2 IT210649 Z2 IT 210649Z2 IT 5323587 U IT5323587 U IT 5323587U IT 5323587 U IT5323587 U IT 5323587U IT 210649 Z2 IT210649 Z2 IT 210649Z2
Authority
IT
Italy
Prior art keywords
hydraulic
pressure switch
electric pressure
waterproof electric
pneumatic circuits
Prior art date
Application number
IT5323587U
Other languages
Italian (it)
Other versions
IT8753235V0 (en
Original Assignee
Magneti Marelli Spa
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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Priority to IT5323587U priority Critical patent/IT210649Z2/en
Publication of IT8753235V0 publication Critical patent/IT8753235V0/en
Priority to EP88830158A priority patent/EP0287531A3/en
Application granted granted Critical
Publication of IT210649Z2 publication Critical patent/IT210649Z2/en

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
    • H01H35/26—Details
    • 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
    • H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
    • H01H35/2614—Means for adjustment of "ON" or "OFF" operating pressure by varying the bias on the pressure sensitive element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
IT5323587U 1987-04-14 1987-04-14 WATERPROOF ELECTRIC PRESSURE SWITCH FOR HYDRAULIC OR PNEUMATIC CIRCUITS IT210649Z2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT5323587U IT210649Z2 (en) 1987-04-14 1987-04-14 WATERPROOF ELECTRIC PRESSURE SWITCH FOR HYDRAULIC OR PNEUMATIC CIRCUITS
EP88830158A EP0287531A3 (en) 1987-04-14 1988-04-12 Fluid-tight electrical pressure switch for hydraulic or pneumatic circuits

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5323587U IT210649Z2 (en) 1987-04-14 1987-04-14 WATERPROOF ELECTRIC PRESSURE SWITCH FOR HYDRAULIC OR PNEUMATIC CIRCUITS

Publications (2)

Publication Number Publication Date
IT8753235V0 IT8753235V0 (en) 1987-04-14
IT210649Z2 true IT210649Z2 (en) 1989-01-11

Family

ID=11281100

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5323587U IT210649Z2 (en) 1987-04-14 1987-04-14 WATERPROOF ELECTRIC PRESSURE SWITCH FOR HYDRAULIC OR PNEUMATIC CIRCUITS

Country Status (2)

Country Link
EP (1) EP0287531A3 (en)
IT (1) IT210649Z2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2336212A (en) * 1998-04-06 1999-10-13 Ranco Controls Ltd Pressure sensor with adjustment means
EP2158599B1 (en) 2007-05-29 2012-12-05 Norgren GmbH Pressure switch with an integrated diaphragm and switch
CN110454531B (en) * 2019-07-11 2021-03-02 江苏长龄液压股份有限公司 Spring with detection medium in center

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2844679A (en) * 1954-03-01 1958-07-22 Selby W Brewer Pressure responsive switch
DE3326680A1 (en) * 1983-07-23 1985-01-31 Robert Scheuffele GmbH & Co KG, 7120 Bietigheim-Bissingen Pressure switch
DE3603059A1 (en) * 1986-02-01 1987-08-06 Scheuffele Robert Gmbh Co Kg PRESSURE SWITCH

Also Published As

Publication number Publication date
EP0287531A2 (en) 1988-10-19
IT8753235V0 (en) 1987-04-14
EP0287531A3 (en) 1990-07-04

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