GB8617159D0 - Accelerometer/seismometer - Google Patents

Accelerometer/seismometer

Info

Publication number
GB8617159D0
GB8617159D0 GB8617159A GB8617159A GB8617159D0 GB 8617159 D0 GB8617159 D0 GB 8617159D0 GB 8617159 A GB8617159 A GB 8617159A GB 8617159 A GB8617159 A GB 8617159A GB 8617159 D0 GB8617159 D0 GB 8617159D0
Authority
GB
United Kingdom
Prior art keywords
seismometer
accelerometer
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
GB8617159A
Other versions
GB2192718B (en
GB2192718A (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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8617159A priority Critical patent/GB2192718B/en
Publication of GB8617159D0 publication Critical patent/GB8617159D0/en
Publication of GB2192718A publication Critical patent/GB2192718A/en
Application granted granted Critical
Publication of GB2192718B publication Critical patent/GB2192718B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G01P15/0802—Details
    • 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
    • G01P2015/0805—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration
    • G01P2015/0808—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining in-plane movement of the mass, i.e. movement of the mass in the plane of the substrate
    • G01P2015/0811—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining in-plane movement of the mass, i.e. movement of the mass in the plane of the substrate for one single degree of freedom of movement of the mass
    • G01P2015/0814—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining in-plane movement of the mass, i.e. movement of the mass in the plane of the substrate for one single degree of freedom of movement of the mass for translational movement of the mass, e.g. shuttle type
GB8617159A 1986-07-15 1986-07-15 Accelerometer or seismometer Expired - Fee Related GB2192718B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8617159A GB2192718B (en) 1986-07-15 1986-07-15 Accelerometer or seismometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8617159A GB2192718B (en) 1986-07-15 1986-07-15 Accelerometer or seismometer

Publications (3)

Publication Number Publication Date
GB8617159D0 true GB8617159D0 (en) 1986-11-26
GB2192718A GB2192718A (en) 1988-01-20
GB2192718B GB2192718B (en) 1990-06-13

Family

ID=10601052

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8617159A Expired - Fee Related GB2192718B (en) 1986-07-15 1986-07-15 Accelerometer or seismometer

Country Status (1)

Country Link
GB (1) GB2192718B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9904140D0 (en) * 1999-02-23 1999-04-14 Inertia Switch Ltd Acceleration sensitive devices
DE69925837T2 (en) * 1999-10-29 2005-10-27 Sensonor Asa Micromechanical sensor
DE19960604A1 (en) 1999-12-16 2001-06-21 Bosch Gmbh Robert Micromechanical spring structure, in particular for a rotation rate sensor
EP1419396B1 (en) 2001-08-20 2009-05-06 Honeywell International Inc. Arcuately shaped flexures for micro-machined electromechanical system (mems) accelerometer device
US7140250B2 (en) 2005-02-18 2006-11-28 Honeywell International Inc. MEMS teeter-totter accelerometer having reduced non-linearty

Also Published As

Publication number Publication date
GB2192718B (en) 1990-06-13
GB2192718A (en) 1988-01-20

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040715