| Patents for G01C 9 - Measuring inclination, e.g. by clinometers, by levels (8,378) |
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| 05/26/1994 | WO1994011704A1 Automatic inclination angle compensator |
| 05/26/1994 | DE4238930A1 Positional change or movement detector for detonating mine or triggering alarm - has closed chamber into which project edge-contacts of double-sided PCB, and detects breaking and re-making of contacts caused by conductive sphere rolling within chamber |
| 05/25/1994 | EP0471847B1 Plumb indicator |
| 05/25/1994 | EP0343158B1 Range finding by diffraction |
| 05/24/1994 | US5313713 Electronic level with display scale and audible tone scale |
| 05/18/1994 | CN2165417Y Slope and angle meter |
| 05/18/1994 | CN2165416Y Pendulum directional clinograph |
| 05/11/1994 | WO1994010746A1 Magnetic field levitation |
| 05/11/1994 | DE4335479A1 Detecting inclination of excavations, esp. trench walls - using measurement cell on excavating tool with wireless data transfer to base station |
| 05/11/1994 | CN2164545Y Refrigerator horizontal level |
| 05/10/1994 | US5309645 Combination plumb or level and height setting instruments |
| 05/04/1994 | EP0594668A1 Optical signal processing |
| 04/27/1994 | CN2163369Y Head-wearing sitting posture correcting indicator |
| 04/27/1994 | CN2163368Y Multifunction horizontal ruler |
| 04/26/1994 | CA1328924C Digital inclinometer |
| 04/20/1994 | CN1085656A A grade angle and acceleration sensor |
| 04/14/1994 | DE4234277A1 Magnetic accelerometer and displacement sensor - uses concentric, cylindrical magnets with central Hall sensor giving continued read=out after first displacement |
| 04/13/1994 | CN2161904Y Building engineering quality detecting meter |
| 04/06/1994 | EP0590830A1 Inclination angle sensing |
| 04/06/1994 | EP0590312A1 Grade angle and acceleration sensor |
| 04/06/1994 | CN2160888Y Automatic compensator for horizontally mounting level-meter |
| 03/31/1994 | CA2105240A1 Grade angle and acceleration sensor |
| 03/30/1994 | EP0589092A1 Inclination and acceleration sensor operating by means of capacitive detection of the position of a ball |
| 03/30/1994 | CN2160102Y Simple level measurer |
| 03/24/1994 | DE4231501A1 Spirit-level incorporating battery-powered electric lamps - comprises hollow rod contg. battery and several switches connected in parallel for one-handed operation |
| 03/10/1994 | DE4328893A1 Road gradient estimation for vehicle automatic transmission gear shift - detecting appearance of condition which produces noise in sensor signal to generate noise suppression signal, and maintaining control signal output from processor produced before output of noise suppression signal |
| 03/10/1994 | DE4229490A1 Surface horizontal-inclination evaluation device - uses difference in fluid level at sides of adjacent sealed fluid-filled chambers arranged as quadrants in surface-contacting member, and has e.g. resistance transducer for sensing level difference |
| 03/09/1994 | EP0585910A2 Clinometer |
| 03/03/1994 | WO1994004888A1 Electronic level displaying inclination with regard to instrument length |
| 03/03/1994 | DE4329571A1 Capacitive AC inclination sensor for determining level of lubricating dielectric liquid of vehicle transmission - divides capacitor into two pairs of electrodes spaced by gaps in which liq. is located, which gaps communicate by principle of communicating tubes |
| 03/03/1994 | DE4228893A1 System for controlling travel dynamics of road vehicle e.g. for ABS or ASR - has sensors for determining longitudinal, transverse or sheer coupled to and physically combined with evaluation unit in module, and separates further evaluation units for activating actuators from module |
| 03/03/1994 | DE4228086A1 Electric sensor component for automisation or ind. robot applications - uses housing filled with electrolyte providing resistance variation dependent on position of freely movable body |
| 03/03/1994 | CA2142097A1 Electronic level displaying inclination with regard to instrument length |
| 03/02/1994 | CN2158074Y Multi-function angle level-meter |
| 03/01/1994 | US5291264 Method and apparatus for the optical measurement of an angle between positions of components relative to each other |
| 03/01/1994 | CA1327345C Level package with sleeve positioning element |
| 02/24/1994 | DE4227886A1 Inclinometer for vehicle with body - contains inertial system or fibre optical gyroscope |
| 02/23/1994 | CN2157488Y Direct-reading level bubble |
| 02/22/1994 | US5287628 Omni range inclino-compass |
| 02/16/1994 | CN2156478Y Inclination measuring orientation device |
| 02/09/1994 | CN2155554Y Gradient-measuring level |
| 02/09/1994 | CN2155553Y Gradient-measuring level |
| 02/09/1994 | CN2155552Y Gearbox-type level for plumbers |
| 02/08/1994 | US5283957 Inclinometer for wheeled cycles |
| 02/03/1994 | DE4224849A1 Spirit level with luminous indication of horizontal and vertical alignment - has internal battery and mercury switch controlling illumination of two lamps or LEDs which collectively indicate alignment |
| 02/02/1994 | CN2155007Y Universal-purpose level gauze |
| 01/26/1994 | CN2154461Y Horizontal rule |
| 01/19/1994 | CN2153775Y Technological car traffic guide gradiometer |
| 01/18/1994 | US5279041 Measuring tool |
| 01/18/1994 | US5279040 Fluid-based acceleration and tilt sensor |
| 01/11/1994 | US5278414 Optical motion and angular position sensing method and sensor |
| 01/05/1994 | DE4243978C1 Inclination and acceleration detector with fluid sensor element - has high sensitivity temp.-responsive resistors in fluid-filled capsule with bridge circuit signal evaluation |
| 01/05/1994 | CN2152203Y Lighting level |
| 01/05/1994 | CN2152202Y Pointer reading calculating level |
| 01/05/1994 | CN2152201Y 多用测量镜头 Multi-shot measurement |
| 12/29/1993 | EP0576187A1 Tracker employing a rotating electromagnetic field |
| 12/29/1993 | EP0470120B1 Control device for a passenger safety device for motor vehicles |
| 12/29/1993 | CN2151445Y Horizontal verticality tester |
| 12/29/1993 | CN2151015Y 多用角尺 Multi Square |
| 12/28/1993 | US5272816 Level |
| 12/25/1993 | CA2072203A1 Core orientation device |
| 12/22/1993 | CN2150529Y Level display for mechanical and electrical equipment |
| 12/22/1993 | CN2150528Y Level with clamp structure |
| 12/18/1993 | CA2071424A1 Tilt sensor and a bin level sensor using the tilt sensor |
| 12/15/1993 | CN2149603Y Sensing Device for measuring inclination |
| 12/14/1993 | US5269066 Carpenters level and square |
| 12/14/1993 | CA2029502C Headlight for motor vehicle |
| 12/02/1993 | DE4217658A1 Sensor arrangement for compensation of electrolytic inclination sensors - uses auxiliary electrodes near outer electrodes on equipotential surface, with control electronics for error compensation |
| 12/01/1993 | CN2148312Y Simple level and verticality measurer |
| 11/23/1993 | US5263584 Method for protectively encasing a level |
| 11/16/1993 | US5261506 Control device for an occupant safety device of motor vehicles |
| 11/16/1993 | US5261279 Inclination sensor |
| 11/10/1993 | CN2145979Y Frame-like level meter |
| 11/09/1993 | US5259118 Electronic capacitive level with display showing direction of rotation to achieve level/plumb |
| 11/07/1993 | CA2094058A1 Tubular level instrument and method of construction |
| 11/04/1993 | DE4201578A1 Silicon capacitive sensor esp. for measuring acceleration, inclination or rotation rate - contains silicon plates with anisotropically etched trapezoid bonding pads for connection of bonding wire, and defines contact surfaces between pads and lower plate by etching. |
| 11/03/1993 | EP0568117A2 Magnetic tilt sensor |
| 11/03/1993 | EP0568116A2 Magnetic tilt sensor |
| 10/28/1993 | DE4213500A1 Vertical sensor for stabilised platforms - uses Schuler tuning of system contg. outer frame, angle sensor, amplifier and torque generator. |
| 10/27/1993 | CN2144815Y Automatic measuring meter for slope |
| 10/27/1993 | CN2144814Y Omnibearing slope angle limiting sensor |
| 10/26/1993 | US5256006 Driving cap for stakes and posts |
| 10/26/1993 | US5255443 Post level with detent |
| 10/19/1993 | US5253425 Cylindrical squaring collet leveler for vertical milling machines |
| 10/14/1993 | WO1993020406A1 Tilt determination |
| 10/07/1993 | DE4128472A1 Simple gauge for positioning two or more screws required to hang picture - consists of graduated rail with pivot hole in end-piece of rail and spirit level carrying slider with second guide hole |
| 10/06/1993 | EP0564371A1 Device for the detection of change in the angular position of a body |
| 10/06/1993 | CN2143322Y Level meter with vernier |
| 10/05/1993 | US5249365 Telescoping level |
| 09/29/1993 | EP0366714B1 Digital inclinometer |
| 09/23/1993 | DE4308622A1 Spirit level display for horizontal inclination angle of motor vehicle headlamp - contains elastic base, tube contg. gas bubble in liquid, indicators and clamp arrangement |
| 09/22/1993 | EP0401328B1 Method of measuring the angle of inclination of trench walls |
| 09/21/1993 | US5245758 T-square attachment for carpenter's level |
| 09/16/1993 | WO1993018371A1 Angle sensor |
| 09/16/1993 | WO1993018370A1 Levelling device |
| 09/16/1993 | DE4236328C1 Acceleration and inclination sensor for vehicle automatic transmission - detects position and deformation of freely movable mercury drop within arcuate hollow space contg. contact electrodes |
| 09/14/1993 | US5244040 Method and apparatus to determine wellhead level |
| 08/31/1993 | US5239761 Multiple-purpose measuring instrument |
| 08/24/1993 | US5237753 Capacitive gravity sensor and inclinometer |
| 08/17/1993 | US5235755 Angle finding device |