GB2234817B - Integrated accelerometer assembly - Google Patents

Integrated accelerometer assembly

Info

Publication number: GB2234817B
Authority: GB; United Kingdom
Prior art keywords: accelerometer assembly; integrated accelerometer; integrated; assembly; accelerometer
Prior art date: 1989-06-07
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 - Fee Related

Application number

GB8916067A

Other versions

GB2234817A (en

GB8916067D0 (en

Inventor

Henry C Abbink

Nicholas F Pier

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.)

Northrop Grumman Guidance and Electronics Co Inc

Original Assignee

Litton Systems Inc

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.)

1989-06-07

Filing date

1989-07-13

Publication date

1993-08-04

1989-06-07 Priority to CA000601962A priority Critical patent/CA1322107C/en

1989-07-13 Application filed by Litton Systems Inc filed Critical Litton Systems Inc

1989-07-13 Priority to GB8916067A priority patent/GB2234817B/en

1989-08-21 Priority to DE3927546A priority patent/DE3927546A1/en

1989-09-15 Priority to FR8912089A priority patent/FR2657169B1/en

1990-06-20 Publication of GB8916067D0 publication Critical patent/GB8916067D0/en

1991-02-13 Publication of GB2234817A publication Critical patent/GB2234817A/en

1993-08-04 Application granted granted Critical

1993-08-04 Publication of GB2234817B publication Critical patent/GB2234817B/en

2009-07-13 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- G01P15/13—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 measuring the force required to restore a proofmass subjected to inertial forces to a null position
- G01P15/132—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 measuring the force required to restore a proofmass subjected to inertial forces to a null position with electromagnetic counterbalancing means
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Air Bags (AREA)
Micromachines (AREA)

GB8916067A 1989-06-07 1989-07-13 Integrated accelerometer assembly Expired - Fee Related GB2234817B (en)

Priority Applications (4)

Application Number	Priority Date	Filing Date	Title
CA000601962A CA1322107C (en)	1989-06-07	1989-06-07	Integrated accelerometer assembly
GB8916067A GB2234817B (en)	1989-06-07	1989-07-13	Integrated accelerometer assembly
DE3927546A DE3927546A1 (en)	1989-06-07	1989-08-21	ACCELEROMETER
FR8912089A FR2657169B1 (en)	1989-06-07	1989-09-15	INTEGRATED ASSEMBLY FOR DRY ACCELEROMETER.

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CA000601962A CA1322107C (en)	1989-06-07	1989-06-07	Integrated accelerometer assembly
GB8916067A GB2234817B (en)	1989-06-07	1989-07-13	Integrated accelerometer assembly

Publications (3)

Publication Number	Publication Date
GB8916067D0 GB8916067D0 (en)	1990-06-20
GB2234817A GB2234817A (en)	1991-02-13
GB2234817B true GB2234817B (en)	1993-08-04

Family

ID=25672788

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8916067A Expired - Fee Related GB2234817B (en)	1989-06-07	1989-07-13	Integrated accelerometer assembly

Country Status (4)

Country	Link
CA (1)	CA1322107C (en)
DE (1)	DE3927546A1 (en)
FR (1)	FR2657169B1 (en)
GB (1)	GB2234817B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2682766B1 (en) *	1991-10-21	1995-07-13	Asulab Sa	SENSOR FOR MEASURING A PHYSICAL SIZE.

Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1011433A (en) *	1962-08-16	1965-12-01	Gen Precision Inc	Quartz accelerometer
GB1149491A (en) *	1965-10-12	1969-04-23	Elliott Brothers London Ltd	Improvements in and relating to transducers
US4104920A (en) *	1977-04-01	1978-08-08	The Singer Company	Piezoelectric damping mechanism
GB2047902A (en) *	1979-04-11	1980-12-03	Sagem	Electrostatic accelerometer
GB2123496A (en) *	1982-06-28	1984-02-01	Sundstrand Data Control	Accelerometer pendulum support assembly
EP0140334A2 (en) *	1983-10-28	1985-05-08	Honeywell Inc.	Accelerometer
US4649748A (en) *	1984-03-30	1987-03-17	Kabushikikaisha Tokyo Keiki	Accelerometer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4598586A (en) *	1984-08-31	1986-07-08	Northrop Corporation	Compensation of gain temperature coefficient in an optical pick-off for an accelerometer
US4748848A (en) *	1987-01-16	1988-06-07	Valentine Research, Inc.	Accelerometer
US4788864A (en) *	1987-05-26	1988-12-06	Litton Systems, Inc.	Bleed path for electric charge
US4987780A (en) *	1987-11-16	1991-01-29	Litton Systems, Inc.	Integrated accelerometer assembly

1989
- 1989-06-07 CA CA000601962A patent/CA1322107C/en not_active Expired - Fee Related
- 1989-07-13 GB GB8916067A patent/GB2234817B/en not_active Expired - Fee Related
- 1989-08-21 DE DE3927546A patent/DE3927546A1/en not_active Ceased
- 1989-09-15 FR FR8912089A patent/FR2657169B1/en not_active Expired - Fee Related

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1011433A (en) *	1962-08-16	1965-12-01	Gen Precision Inc	Quartz accelerometer
GB1149491A (en) *	1965-10-12	1969-04-23	Elliott Brothers London Ltd	Improvements in and relating to transducers
US4104920A (en) *	1977-04-01	1978-08-08	The Singer Company	Piezoelectric damping mechanism
GB2047902A (en) *	1979-04-11	1980-12-03	Sagem	Electrostatic accelerometer
GB2123496A (en) *	1982-06-28	1984-02-01	Sundstrand Data Control	Accelerometer pendulum support assembly
EP0140334A2 (en) *	1983-10-28	1985-05-08	Honeywell Inc.	Accelerometer
US4649748A (en) *	1984-03-30	1987-03-17	Kabushikikaisha Tokyo Keiki	Accelerometer

Also Published As

Publication number	Publication date
DE3927546A1 (en)	1991-02-28
FR2657169B1 (en)	1994-01-21
GB2234817A (en)	1991-02-13
CA1322107C (en)	1993-09-14
FR2657169A1 (en)	1991-07-19
GB8916067D0 (en)	1990-06-20

Publication	Publication Date	Title
AR244099A1 (en)	1993-10-29	Downcomer-tray assembly
GB2231627B (en)	1993-02-03	Clutch-bearing assembly
IL93552A (en)	1993-05-13	Capacitive accelerometer
GB2236849B (en)	1993-07-07	Accelerometers
IL93550A0 (en)	1990-11-29	Capacitive accelerometer
EP0413584A3 (en)	1992-09-02	Mounting assembly
IL93551A (en)	1993-02-21	Capacitive accelerometer
GB2222679B (en)	1991-10-16	Accelerometers
GB8704968D0 (en)	1987-04-08	Accelerometer
EP0457083A3 (en)	1991-12-04	Accelerometer
EP0405800A3 (en)	1991-05-08	Laser-photodetector assemblage
GB2239189B (en)	1993-12-15	Water-actuated novelty
AU109264S (en)	1990-10-26	Assembly part for bottle-racks
GB2238874B (en)	1992-02-12	Accelerometer
GB8913940D0 (en)	1989-08-02	Mounting assembly
GB2222680B (en)	1991-09-11	Accelerometers
GB2235607B (en)	1993-07-28	Mircophone mounting
GB2230599B (en)	1993-01-27	Accelerometer
GB2239711B (en)	1993-12-15	Mounting assembly
GB2234817B (en)	1993-08-04	Integrated accelerometer assembly
GB9004971D0 (en)	1990-05-02	Accelerometers
IL93808A0 (en)	1990-12-23	Carrying-handle attachment
GB2250821B (en)	1994-09-07	Accelerometers
RU1769004C (en)	1992-10-15	Accelerometer
HU902871D0 (en)	1991-11-28	Piezo-electric accelerometer

Legal Events

Date	Code	Title	Description
2008-03-26	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20070713