AU8008794A - A sensor apparatus - Google Patents

A sensor apparatus

Info

Publication number
AU8008794A
AU8008794A AU80087/94A AU8008794A AU8008794A AU 8008794 A AU8008794 A AU 8008794A AU 80087/94 A AU80087/94 A AU 80087/94A AU 8008794 A AU8008794 A AU 8008794A AU 8008794 A AU8008794 A AU 8008794A
Authority
AU
Australia
Prior art keywords
sensor apparatus
sensor
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.)
Withdrawn
Application number
AU80087/94A
Inventor
Kari Gustafsson
Bertil Hok
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.)
Autoliv Development AB
Original Assignee
Autoliv Development AB
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 GB9321579A external-priority patent/GB2283098A/en
Priority claimed from GB9417379A external-priority patent/GB2292807A/en
Application filed by Autoliv Development AB filed Critical Autoliv Development AB
Publication of AU8008794A publication Critical patent/AU8008794A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • B60R21/0136—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over responsive to actual contact with an obstacle, e.g. to vehicle deformation, bumper displacement or bumper velocity relative to the vehicle
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
    • G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
    • G01M3/3236—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers
    • G01M3/3272—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by monitoring the interior space of the containers for verifying the internal pressure of closed containers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/09—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up
    • G01P15/0922—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by piezoelectric pick-up of the bending or flexing mode type
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/12—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by alteration of electrical resistance
    • G01P15/123—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by alteration of electrical resistance by piezo-resistive elements, e.g. semiconductor strain gauges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Measuring Fluid Pressure (AREA)
AU80087/94A 1993-10-20 1994-10-20 A sensor apparatus Withdrawn AU8008794A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB9321579A GB2283098A (en) 1993-10-20 1993-10-20 Accelerometer using inertia mass in a fluid e.g.air
GB9321579 1993-10-20
GB9417379A GB2292807A (en) 1994-08-26 1994-08-26 Detecting unacceptable leakage from the chamber of a vehicle crash sensor arrangement
GB9417379 1994-08-26
PCT/SE1994/000989 WO1995011455A1 (en) 1993-10-20 1994-10-20 A sensor apparatus

Publications (1)

Publication Number Publication Date
AU8008794A true AU8008794A (en) 1995-05-08

Family

ID=26303708

Family Applications (1)

Application Number Title Priority Date Filing Date
AU80087/94A Withdrawn AU8008794A (en) 1993-10-20 1994-10-20 A sensor apparatus

Country Status (2)

Country Link
AU (1) AU8008794A (en)
WO (1) WO1995011455A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10062427B4 (en) * 2000-12-14 2005-10-27 Conti Temic Microelectronic Gmbh Arrangement for impact detection for a vehicle
DE10142173A1 (en) * 2001-08-29 2003-03-20 Bosch Gmbh Robert Motor vehicle temperature-based side-impact detector has an additional heater element that can be used to carry out an in-situ self-test of the temperature sensor
DE102004031557B4 (en) 2004-06-29 2016-12-22 Conti Temic Microelectronic Gmbh Method and crash sensor for a device for occupant-relevant activation of occupant protection devices in a motor vehicle in crash cases
GB2496665A (en) * 2011-11-18 2013-05-22 Framo Eng As Pressure Testing Subsea Modules, Piping or Components
DE102013103823B4 (en) * 2013-04-16 2021-09-02 R.Stahl Schaltgeräte GmbH Explosion-proof housing and method for monitoring sufficient tightness of the explosion-proof housing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB727034A (en) * 1952-03-19 1955-03-30 Pyrene Co Ltd Improvements in devices responsive to rates of change of acceleration
US2831670A (en) * 1952-05-15 1958-04-22 Bourns Inc Linear-type acceleration sensing device
US3046793A (en) * 1960-04-04 1962-07-31 Gen Precision Inc Hydraulic averaging accelerometer
SU836594A1 (en) * 1979-07-16 1981-06-07 Предприятие П/Я А-1233 Fluid-jet type linear acceleration sensor
JPS63223568A (en) * 1987-03-13 1988-09-19 Copal Electron Co Ltd Acceleration detector

Also Published As

Publication number Publication date
WO1995011455A1 (en) 1995-04-27

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