Patents for G01P 7 - Measuring speed by integrating acceleration (432)
09/1987
09/01/1987US4691152 Data disk drive velocity estimator
08/1987
08/27/1987WO1987004991A1 Wind shear detection and alerting system
05/1987
05/20/1987EP0222640A2 Impact measuring system and method
04/1987
04/23/1987WO1987002467A1 Vibrating beam accelerometer with velocity change output
03/1987
03/10/1987US4648269 Speed measuring device for a helicopter
02/1987
02/24/1987CA1218456A1 Angular rate sensor utilizing two vibrating accelerometers secured to a parallelogram linkage
12/1986
12/16/1986CA1215245A1 Angular rate sensor utilizing parallel vibrating accelerometers
12/16/1986CA1215244A1 Two axis angular rate and specific force sensor utilizing vibrating accelerometers
10/1986
10/28/1986CA1213370A1 Digital processor for use with an accelerometer based angular rate sensor
02/1986
02/12/1986EP0171306A1 Measuring device for helicopter speed
07/1985
07/03/1985EP0146801A2 Method and apparatus for the measurement of accelarations, speeds and angular speeds
06/1985
06/11/1985US4522062 Digital processor for use with an accelerometer based angular rate sensor
04/1985
04/23/1985US4512192 Two axis angular rate and specific force sensor utilizing vibrating accelerometers
04/16/1985US4510802 Angular rate sensor utilizing two vibrating accelerometers secured to a parallelogram linkage
01/1985
01/15/1985US4493218 Transducer system employing a spring with linear characteristics
02/1984
02/14/1984US4430894 Adjustable fluid resistors for use in an integrating accelerometer
03/1983
03/16/1983EP0074299A1 Method of measuring the speed of a rail vehicle and apparatus for its application
12/1982
12/28/1982US4365512 Null circuit for use in an angular rate instrument
03/1981
03/31/1981US4258568 Water current meter
09/1980
09/02/1980US4220044 Wave measuring buoy
12/1979
12/18/1979US4179739 Memory controlled process for railraod traffic management
04/1979
04/17/1979CA1052592A1 Integrating angular accelerometer
03/1979
03/27/1979CA1051226A1 Apparatus for measuring and preventing the slip of locomotive wheels
11/1978
11/14/1978CA1042231A1 G-load measuring and indicator apparatus
08/1978
08/29/1978US4109534 Apparatus for monitoring acceleration
06/1978
06/20/1978US4095547 Acceleration measuring device
04/1978
04/18/1978US4085363 Rate measuring system
01/1978
01/03/1978US4065975 Apparatus for measuring the slip of locomotive wheels and preventing sliding thereof
05/1977
05/17/1977US4023409 Device for measurement of the speed of a helicopter
01/1977
01/11/1977US4002077 Integrating angular accelerometer
12/1976
12/21/1976US3998104 Fluid pressure pulsed rebalanced accelerometer
04/1976
04/06/1976US3948107 Velocity transducer
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