| Patents for G01P 13 - Indicating or recording presence or absence of movement; Indicating or recording of direction of movement (5,618) |
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| 08/24/1983 | EP0086323A2 Motion detector |
| 07/27/1983 | EP0084445A2 Method and apparatus for sensing clogged nozzle |
| 07/19/1983 | US4393709 Direction detection apparatus |
| 07/05/1983 | US4391137 Groundwater flow meter |
| 06/28/1983 | US4390760 Conductivity type in-line liquid sensing apparatus |
| 06/21/1983 | US4388900 Automatic stopping device for diesel engine |
| 06/08/1983 | EP0080639A1 Method of generating a speed-proportional voltage, and circuit arrangement for applying the method |
| 06/01/1983 | EP0080055A2 Electromagnetic displacement sensor |
| 05/24/1983 | CA1146771A1 Direction sensitive flow velocity meter and sensing plate to be used on it |
| 05/17/1983 | US4384270 Turn indicator system for use in automobiles |
| 05/17/1983 | US4384039 Method for recording local boundary-layer flow-line directions in liquid media |
| 05/03/1983 | US4382230 Movement sensor with plate forming single turn coils |
| 05/03/1983 | US4382202 Piezoelectric loading device |
| 05/03/1983 | CA1145828A1 Sensing transducer |
| 04/27/1983 | EP0077403A1 Speed detecting device |
| 04/20/1983 | EP0076989A2 Flow indicator for hydraulic installations |
| 04/19/1983 | US4380170 Use of uncompacted, coated, anodically oxidized aluminum surfaces |
| 04/05/1983 | US4379221 Circuit for detecting phase relationship between two signals |
| 04/05/1983 | US4378696 Pressure sensor for determining airspeed altitude and angle of attack |
| 03/22/1983 | US4377090 Through-flow monitor for liquid or gaseous media |
| 03/16/1983 | EP0074267A1 Gas flow responsive signal output means |
| 03/15/1983 | CA1143031A1 Corn and soybean sensor |
| 03/09/1983 | EP0073644A2 An electronic identification method and means |
| 03/08/1983 | CA1142345A1 Relatively moving photodiode sensed diffraction grating-type measuring device |
| 02/16/1983 | EP0071866A1 Apparatus for generating a voltage proportional to the direction and speed of rotation of a D.C. drive |
| 02/16/1983 | EP0071848A1 Apparatus for generating a voltage corresponding to the direction and speed of rotation of a D.C. drive |
| 02/15/1983 | US4373386 Direction sensitive flow velocity meter and sensing plate to be used on it |
| 02/09/1983 | EP0071501A1 Limited rotation clutch for connecting to a drive shaft an auxiliary control means with two positions determined by the shaft rotation |
| 02/08/1983 | US4372685 Method and arrangement for the measurement of rotations |
| 02/08/1983 | US4372192 First motion detector |
| 02/08/1983 | US4372150 Flow monitoring method and apparatus |
| 02/08/1983 | CA1140993A1 Method and apparatus for the detection of stagnant regions in a fluidized bed or in pneumatic conveying lines |
| 02/01/1983 | CA1140657A1 Method and apparatus for electro-pneumatic control of a stitching machine |
| 01/25/1983 | US4370614 Speed and direction detector |
| 01/20/1983 | WO1983000218A1 Motion responsive sensor and switch |
| 01/18/1983 | US4369405 Rotational position detecting apparatus |
| 01/11/1983 | US4368393 Rotational direction sensor |
| 01/04/1983 | US4366718 Bi-directional flow transducer |
| 01/04/1983 | US4366705 Throttle opening detector for internal combustion engine |
| 12/28/1982 | US4365515 Ultrasonic sensing |
| 12/08/1982 | EP0065998A1 Pulse detection circuit |
| 11/30/1982 | US4361644 Method for recording flow boundary layers in liquid media |
| 11/30/1982 | US4361041 Non-intrusive ultrasonic liquid-in-line detector for small diameter tubes |
| 11/24/1982 | EP0065159A2 Motion detector for space supervision |
| 11/24/1982 | EP0065155A2 Method and arrangement to determine and indicate failures in the cooling system in a fuel element of a reactor core |
| 11/23/1982 | CA1136243A1 Rotational direction detection device for a motor or the like |
| 11/16/1982 | US4359281 Method and apparatus for testing the braking efficiency of machines |
| 11/10/1982 | EP0064134A1 Frequency voltage converter for a digital tachometer |
| 11/02/1982 | US4357603 Method and apparatus for acoustically monitoring the flow of suspended solid particulate matter |
| 10/28/1982 | WO1982003692A1 Speed detecting device |
| 10/28/1982 | WO1982003691A1 Speed and direction sensing circuit |
| 10/20/1982 | EP0062698A2 Evaluation circuit for a digital rotational speed transducer |
| 10/19/1982 | US4355364 Velocity sensing system |
| 09/28/1982 | US4351188 Method and apparatus for remote measurement of wind direction and speed in the atmosphere |
| 09/28/1982 | CA1132483A1 Electronic descaling apparatus with liquid flow detector |
| 09/22/1982 | EP0060464A1 Method of recording local boundary layer streamline directions in liquid mediums |
| 09/21/1982 | US4350050 Flow transducer |
| 09/14/1982 | US4349734 Flow detector for solids |
| 09/08/1982 | EP0059663A1 Apparatus for monitoring the circulation of a fluid |
| 09/07/1982 | US4348753 Electro-mechanical pulse generator |
| 09/07/1982 | US4348752 Electronic watch with movable detecting member |
| 09/07/1982 | US4347738 Oceanographic transducer |
| 09/02/1982 | WO1982002944A1 Pressure sensor for determining airspeed,altitude and angle of attack |
| 08/24/1982 | US4346166 Method of making families of steady-state heat transfer coefficient curves visible by photochemical means |
| 08/18/1982 | EP0057927A2 Flowmeter |
| 08/04/1982 | EP0057004A1 Flow measuring device |
| 08/03/1982 | US4342912 Apparatus for detecting air disturbances created by low level wind shear |
| 08/03/1982 | US4342279 Device for detecting steering angle and direction |
| 08/03/1982 | US4342226 Turn indicator for ships or aircraft |
| 07/27/1982 | US4341116 Liquid absence detector |
| 07/27/1982 | CA1128661A1 System for providing an indication of wind shear |
| 07/20/1982 | US4340310 Control mechanism for a grain bin stirring apparatus |
| 07/06/1982 | US4338568 Method and device for detection of a substance |
| 07/06/1982 | US4338565 Method and apparatus for measuring the movement of a spiral wound wire rope |
| 07/06/1982 | US4338520 Method of and apparatus for analyzing gas flows inside hollow bodies |
| 07/06/1982 | CA1127264A1 Device giving an electrical signal proportional to a momentum |
| 06/29/1982 | US4337426 Stabilized servo motor positioning apparatus |
| 06/29/1982 | CA1126837A1 Fail safe redundant drive shaft apparatus including electrically operative failure detection |
| 06/22/1982 | CA1126096A1 Apparent wind indication device |
| 06/16/1982 | EP0053613A1 Method and apparatus for monitoring movement |
| 06/15/1982 | US4334777 Method of monitoring motion |
| 06/15/1982 | US4334430 Device for metering the angular position of a direction indicator |
| 06/08/1982 | US4334222 Optical selector switch and display apparatus |
| 06/08/1982 | US4334189 Operation supervisory apparatus of canned motor |
| 05/25/1982 | US4331917 Speed and direction sensing circuit |
| 05/25/1982 | CA1124370A1 Airplane angle of attack and direction of flight indicator |
| 05/11/1982 | US4329634 Motion sensing apparatus |
| 05/04/1982 | US4328453 Motion sensing apparatus |
| 04/27/1982 | CA1122673A1 Rotational direction indicating apparatus |
| 04/13/1982 | USRE30900 Fluid current meter |
| 04/13/1982 | US4325014 Automatic control unit for a wind-following rotor |
| 04/07/1982 | EP0048983A2 Rotation detecting means for a rotating body |
| 03/24/1982 | EP0048208A1 Electric-pulse generator, in particular for numerical displays |
| 03/10/1982 | EP0046766A1 Device for registration of motions or positions of a body or a body portion |
| 03/09/1982 | US4319151 Pulse generator |
| 02/09/1982 | US4314477 Sailboat wind direction indicator |
| 02/02/1982 | US4314241 Coal pipe monitor |
| 01/27/1982 | EP0044749A1 Movement responsive apparatus |
| 01/26/1982 | US4313111 Nozzle condition monitor |
| 01/26/1982 | CA1116942A1 Flow responsive device |