GB8503251D0 - Liquid level indicator - Google Patents

Liquid level indicator

Info

Publication number
GB8503251D0
GB8503251D0 GB858503251A GB8503251A GB8503251D0 GB 8503251 D0 GB8503251 D0 GB 8503251D0 GB 858503251 A GB858503251 A GB 858503251A GB 8503251 A GB8503251 A GB 8503251A GB 8503251 D0 GB8503251 D0 GB 8503251D0
Authority
GB
United Kingdom
Prior art keywords
liquid level
level indicator
indicator
liquid
level
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
GB858503251A
Other versions
GB2154799A (en
GB2154799B (en
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries Ltd
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 Lucas Industries Ltd filed Critical Lucas Industries Ltd
Publication of GB8503251D0 publication Critical patent/GB8503251D0/en
Publication of GB2154799A publication Critical patent/GB2154799A/en
Application granted granted Critical
Publication of GB2154799B publication Critical patent/GB2154799B/en
Expired 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
    • H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
    • B60T17/18—Safety devices; Monitoring
    • B60T17/22—Devices for monitoring or checking brake systems; Signal devices
    • B60T17/225—Devices for monitoring or checking brake systems; Signal devices brake fluid level indicators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • 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
    • H01H9/047—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings provided with venting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Of Braking Force In Braking Systems (AREA)
GB08503251A 1984-02-18 1985-02-08 Liquid level indicator Expired GB2154799B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848404355A GB8404355D0 (en) 1984-02-18 1984-02-18 Liquid level indicator

Publications (3)

Publication Number Publication Date
GB8503251D0 true GB8503251D0 (en) 1985-03-13
GB2154799A GB2154799A (en) 1985-09-11
GB2154799B GB2154799B (en) 1987-11-04

Family

ID=10556851

Family Applications (2)

Application Number Title Priority Date Filing Date
GB848404355A Pending GB8404355D0 (en) 1984-02-18 1984-02-18 Liquid level indicator
GB08503251A Expired GB2154799B (en) 1984-02-18 1985-02-08 Liquid level indicator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB848404355A Pending GB8404355D0 (en) 1984-02-18 1984-02-18 Liquid level indicator

Country Status (1)

Country Link
GB (2) GB8404355D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8413635D0 (en) * 1984-05-29 1984-07-04 Lucas Ind Plc Liquid level indicators
DE19707840A1 (en) * 1997-02-27 1998-09-03 Itt Mfg Enterprises Inc Plastic body wetted with a mineral oil-like substance as a switching device
US10744992B2 (en) * 2018-05-15 2020-08-18 Robert Bosch Gmbh Sealing device for a dynamic reservoir
DE102019122169A1 (en) * 2019-08-19 2021-02-25 Zf Active Safety Gmbh Procedure for testing a brake fluid sensor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB853617A (en) * 1956-01-25 1960-11-09 Cie Francais Thomson Houston Improved safety device for apparatus immersed in a tank
GB923216A (en) * 1960-05-09 1963-04-10 Sovy U K Ltd Improvements in or relating to liquid level indicators
GB1016109A (en) * 1963-06-17 1966-01-05 John Denver Phipps Liquid level sensing device
GB1392283A (en) * 1971-03-25 1975-04-30 Russellhobbs Ltd Electric kettles electrically-heated beverage makers and the like
GB1500789A (en) * 1975-10-28 1978-02-08 Girling Ltd Liquid level contents indicators for vehicle hydraulic systems

Also Published As

Publication number Publication date
GB8404355D0 (en) 1984-03-21
GB2154799A (en) 1985-09-11
GB2154799B (en) 1987-11-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee