CA1089053A - Pressure change responsive sensor and related vacuum operable switch assembly - Google Patents

Pressure change responsive sensor and related vacuum operable switch assembly

Info

Publication number
CA1089053A
CA1089053A CA219,612A CA219612A CA1089053A CA 1089053 A CA1089053 A CA 1089053A CA 219612 A CA219612 A CA 219612A CA 1089053 A CA1089053 A CA 1089053A
Authority
CA
Canada
Prior art keywords
switch
status
reduced pressure
ball
end wall
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
Application number
CA219,612A
Other languages
English (en)
French (fr)
Inventor
Robert G. Booth
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.)
STOP ALERT CORP
Original Assignee
STOP ALERT CORP
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 STOP ALERT CORP filed Critical STOP ALERT CORP
Application granted granted Critical
Publication of CA1089053A publication Critical patent/CA1089053A/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
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/44—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal
    • B60Q1/445—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal controlled by inertial devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Braking Elements And Transmission Devices (AREA)
CA219,612A 1974-02-08 1975-02-07 Pressure change responsive sensor and related vacuum operable switch assembly Expired CA1089053A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44083174A 1974-02-08 1974-02-08
US440,831 1974-02-08

Publications (1)

Publication Number Publication Date
CA1089053A true CA1089053A (en) 1980-11-04

Family

ID=23750355

Family Applications (1)

Application Number Title Priority Date Filing Date
CA219,612A Expired CA1089053A (en) 1974-02-08 1975-02-07 Pressure change responsive sensor and related vacuum operable switch assembly

Country Status (7)

Country Link
JP (1) JPS50113772A (enrdf_load_stackoverflow)
CA (1) CA1089053A (enrdf_load_stackoverflow)
DE (1) DE2503287A1 (enrdf_load_stackoverflow)
FR (1) FR2260860B3 (enrdf_load_stackoverflow)
GB (1) GB1491631A (enrdf_load_stackoverflow)
IT (1) IT1032232B (enrdf_load_stackoverflow)
SE (1) SE399149B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104385981A (zh) * 2014-10-31 2015-03-04 苏州贝多环保技术有限公司 车辆防追尾前车自动报警系统及方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3639898A (en) * 1969-04-02 1972-02-01 Robert G Booth Differential pressure control system and switch means therefor

Also Published As

Publication number Publication date
SE7501399L (enrdf_load_stackoverflow) 1975-08-11
SE399149B (sv) 1978-01-30
DE2503287A1 (de) 1975-08-14
JPS50113772A (enrdf_load_stackoverflow) 1975-09-06
FR2260860B3 (enrdf_load_stackoverflow) 1977-10-21
FR2260860A1 (enrdf_load_stackoverflow) 1975-09-05
IT1032232B (it) 1979-05-30
GB1491631A (en) 1977-11-09

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Legal Events

Date Code Title Description
MKEX Expiry