Patents
Patents for G01P 13 - Indicating or recording presence or absence of movement; Indicating or recording of direction of movement (5,618)
04/1992
04/07/1992US5101662 Harmonically filtered speed sensing system
04/04/1992CA2052682A1 Apparatus for detecting transducer movement
03/1992
03/31/1992US5099699 Flow indicator or flowmeter
03/25/1992EP0344209B1 Non-contaminating flow visualization system
03/18/1992EP0475500A1 Electronic device for controlling the speed and direction of rotation of a motor for a machine for making ice chips
03/17/1992US5097122 Medication infusion system having optical motion sensor to detect drive mechanism malfunction
03/11/1992EP0473868A1 Flow monitor
03/05/1992WO1992003749A1 Thermal anemometer transducer wind set
03/03/1992US5093620 Encoding for nmr phase contrast flow measurement
02/1992
02/25/1992CA1296419C Ultrasonic anemometer
02/18/1992US5089144 Filter condition indicator having moveable sensor and aggregate flow counter
02/18/1992US5088332 Gas flow restricting and directing device intended for flow measurement
02/18/1992CA1296082C Non-contact control
02/12/1992EP0470843A2 Measuring the motion of spins in NMR systems
02/12/1992EP0470535A2 Optoelectronic motion and fluid flow sensor
02/08/1992CA2046108A1 Optoelectronic motion and fluid flow sensor
02/05/1992EP0469991A1 Aircraft-mounted probe for measuring the aerodynamic parameters of the surrounding airflow
02/05/1992EP0469318A1 Chucking device for a machine-tool
02/04/1992US5086272 Apparatus for distinguishing between opposed directions of relative motion of a part having magnetic variations
02/04/1992US5085075 Device simulating a running bird
01/1992
01/29/1992CN2094747U Miniature air flow direction test instrument for grain stockhouse
01/28/1992US5083862 Liquid bubble detector
01/21/1992US5083279 Canard based high angle of attack air data sensor
01/15/1992CN1057907A Measuring method for athletic posture and apparatus thereof
01/14/1992US5081403 Error detecting unit of motor rotation control device
01/14/1992US5079945 Crankshaft direction of rotation detecting apparatus
01/09/1992DE4021557A1 Flowing medium throughput monitoring device - has piston controlling flow chamber through aperture, pistol position sensor, and express medium system for accurate low rate operation
01/07/1992CA1294047C Method of measuring the types of motion and configuration of biological and non-biological objects
12/1991
12/26/1991WO1991019456A1 Respiratory monitor
12/24/1991US5075864 Speed and direction sensing apparatus for a vehicle
12/18/1991EP0461281A1 Device for detecting air flow through a passageway
12/18/1991EP0262182B1 Pressure-measurement flow control system
12/17/1991US5073706 Procedure and apparatus for detecting objects moving at varying speeds within a certain area
12/17/1991US5072613 Method for evaluation of fluid flow within a simulated combustion chamber
12/17/1991US5072595 Apparatus for detecting small bubbles in a pressurized fluid stream
12/12/1991DE4018254A1 Flow attenuator for measuring flow of conducting liquid - has non-return valve, upstream and downstream electrodes, and detector circuit
12/11/1991EP0460699A1 Yarn storage and delivery device
12/10/1991US5072434 Recording medium transducing light spot moving velocity detection circuit
12/10/1991US5070729 Multi-colored layers for visualizing aerodynamic flow effects
11/1991
11/26/1991CA1292532C Optical displacement sensor
11/19/1991US5065691 Fluid flow indicator
11/19/1991US5065622 Wind direction indicator
11/19/1991US5065621 Visually enhanced weather vane apparatus
11/14/1991WO1991017265A1 An ultrasensitive microtrace procedure for monitoring the origin, movement and fate of any liquid or solid material
11/12/1991US5064604 Cost effective fluid line status sensor system
11/05/1991CA1291784C Airflow switch for air ducts
10/1991
10/30/1991EP0454331A1 Infusionssystem für die Medikation
10/29/1991US5061075 Optical method and apparatus for diagnosing human spermatozoa
10/19/1991WO1991016000A1 Method and apparatus for determining the velocity of a flowing liquid
10/19/1991CA2080470A1 Method and apparatus for determining the velocity of a flowing liquid
10/16/1991CN2086904U Running indicator
10/15/1991CA1290836C Motion detector
10/09/1991CN2086417U Anti-reversing meter device
10/08/1991US5055671 Apparatus for detecting transducer movement using a first and second light detector
10/08/1991CA1290211C Enhanced pressure measurement flow control system
10/01/1991US5053630 Method and apparatus for determining the sign of the direction of a particle stream
10/01/1991CA1290057C Method and apparatus for displaying moving objects
09/1991
09/26/1991DE4108602A1 Volume flow measurement arrangement for e.g. gases - contains deflecting light conductor within flow tube having free end offset with respect to light detector
09/25/1991EP0448062A1 Direction sensing tachometer
09/25/1991EP0447974A1 Angle measuring device and the use thereof
09/25/1991EP0447475A1 Optoelectronic sensing device.
09/18/1991EP0446365A1 Water discharging apparatus
09/18/1991EP0258424B1 Intravenous line valving system
09/17/1991US5049860 Two wire flow condition sensing system
09/12/1991DE4006906A1 Appts. to insert probe into pipe - is used with pipe contg. material under pressure, and incorporates cylinder and sealable port
09/11/1991EP0445508A2 Anemometer
09/05/1991DE4006631A1 Protective cover for IR motion detector - has segmented hood enabling continuous range of adjustment by varying detection angles
09/04/1991EP0445005A2 Positionable optical bisensor for local binary phase measurements
09/04/1991CN1054300A Apparatus for sensing direction and speed of steering wheel shaft
08/1991
08/28/1991EP0443963A1 Detector for detection of the flow of a first liquid in a circulation of a second liquid
08/28/1991EP0443940A2 Apparatus for sensing the direction and speed of a steering wheel shaft
08/27/1991CA1288151C Sensor and method for ullage level and flow detection
08/24/1991CA2036448A1 Adjustable optical biprobe for local diphasic measurements
08/13/1991US5038609 Thermal type flow detecting apparatus
08/13/1991US5038607 Wind speed and wind direction signal generator
08/08/1991CA2035791A1 Cost effective fluid line status sensor system
08/07/1991EP0439893A2 Method and apparatus for measuring the motility of sperm cells
07/1991
07/23/1991US5034729 Vibration monitor for rotating or moving equipment
07/23/1991US5034648 Dual direction switch
07/23/1991US5034579 Motion sensor
07/16/1991US5032999 Motion sensor useful for power assisted steering systems
07/11/1991DE4000526A1 Ultrasonic anemometer for measuring wind's directional components - has source-receiver pairs opposite each other in annular holders measuring transition time variations
07/10/1991EP0436125A1 Flowing velocity measurement system
06/1991
06/25/1991US5025791 Pulse oximeter with physical motion sensor
06/25/1991US5025661 Combination air data probe
06/19/1991CN1012920B Flow indicating device and method for changing its measuring range
06/15/1991CA2005719A1 Method and apparatus for determining the sign of the direction of a particle stream
06/11/1991US5023055 Different materials in supply chamber combine to form aerosol to detect flow
06/06/1991DE3939573A1 Sensor for measuring forces and derivable physical parameters - has light source connected to clamped end of elastically deflectable light conducting body, with position detector at other end
06/05/1991EP0430924A1 Method for flow measurement of granulate in pipes
06/05/1991EP0429867A2 Error detecting unit of motor rotation control device
05/1991
05/24/1991CA2014246A1 Liquid flow detector system
05/22/1991EP0259464B1 Method and system for infiltration detection using pressure measurment
05/15/1991EP0427018A2 Measuring device for measuring the speed of a fluid
05/08/1991EP0332656A4 Motion detector
05/08/1991DE4039568A1 Appts. for sensing adjustment of variable impedance device
05/07/1991US5012840 Fluid flow indicator system
05/02/1991WO1991006079A1 Motion sensor
05/02/1991EP0424823A2 Error detecting unit of a rotational detector
05/02/1991CA2071216A1 Motion sensor
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