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| Number | Title | Issue Date |
| 7617741 | Wind turbine testing A system and method provide for the effective, real, testing of a wind turbine, especially a vertical axis wind turbine, in a simple, versatile, durable, and relatively cost effective manner. The shaft of a wind turbine (e.g. a VAWT such as a Savonius) is connected ... | 11/17/2009 |
| 7362066 | Overload protection system An overload protection system and method of protecting a drive unit includes a torque arm assembly mounted to a fixture and a gear reducer. The reducer includes a bracket mounted to an axle of the reducer which is positioned adjacent to a measuring device. The torqu... | 04/22/2008 |
| 7353697 | System for mounting an engine to a frame A system for mounting an engine to a frame in a manner to permit measurement of its torque by a transducer which is isolated from loads induced by installation misalignments, frame deflections and acceleration induced forces. One embodiment of the system is compatib... | 04/08/2008 |
| 7287436 | Ultrasonic measuring device including a reflection device An ultrasonic measuring device having at least one ultrasonic transducer, an analyzer circuit, and a reflection surface provided within a flow pipe for a gaseous medium. The first ultrasonic transducer and the second ultrasonic transducer are inclined toward one ano... | 10/30/2007 |
| 7281438 | Torque measuring apparatus A torque measuring apparatus is described that comprises a chassis, a reversible electrical motor having a motor housing and a rotatable output shaft projecting from one end of said motor housing, motor mounting means mounting said motor housing for rotation relativ... | 10/16/2007 |
| 7272476 | Universal automotive maintenance component controller apparatus A computer-implemented universal automotive maintenance component controller apparatus that may be used as common core enabling a user to interface with, control, and analyze data from, various modular automotive maintenance or diagnostic equipment and/or components... | 09/18/2007 |
| 7159472 | Apparatus for determining fluid flow An apparatus for determining the flow rate of a fluid in a pipe. The apparatus includes a device for providing acoustic energy on a diametrical path through the fluid. The diametrical providing device is in contact with the pipe. The apparatus also includes a signal... | 01/09/2007 |
| 7084755 | Method and device for monitoring the region of technical rolling bodies The invention relates to a method for monitoring the area of technical rolling bodies, especially their supports, wherein the forces exerted in that area are detected with sensors in order to generate electrical energy and to detect changes in the state of the area.... | 08/01/2006 |
| 7044004 | Apparatus and method for applying optical stripes for torsional detection The present invention provides a method and apparatus for applying a uniformly-distributed pattern of stripes (8) on a component (6) of a large rotary machinery, such as an industrial generator. A method is provided that comprises measuring the circumf... | 05/16/2006 |
| 7011165 | Rotating electric hand tool implement with safety routine An electric hand tool apparatus (1) for driving a drill-like tool, which carries out an at least partial rotational movement, has within a housing (2), an electric motor (4) without or free of collector and slip ring, the rpm of which can be con... | 03/14/2006 |
| 7006953 | Method and apparatus for predicting the life of a rolling bearing, rolling bearing selection apparatus using the life prediction apparatus, and storage medium A dynamic equivalent load P is calculated from data information of a rolling bearing. Next, a reliability coefficient a1 is determined, a lubrication parameter aL corresponding to a used lubricant is calculated, and a contamination degree coeff... | 02/28/2006 |
| 6998631 | Dual-headed, adjustable optoelectronic image reader An optoelectronic sensing device detects two contrasting marks arranged next to each other along two reading tracks on a moving web. An optical head is arranged above each reading track. Each head has a lighting source and a lens, by means of which the contrast mark... | 02/14/2006 |
| 6948384 | Coupler for torque sensor A coupler acts as an interface between a torque element of a torque sensor and a shaft receiving an applied torque. A portion of the shaft is allowed to twist freely inside the element, and the coupler transfers a portion of the torsion forces in the shaft to the el... | 09/27/2005 |
| 6941817 | Shaft delashing method and assembly with wireless interface A delashing assembly includes a tightening device for tightening a nut in relation to a main shaft supported on bearings and a wireless interface, wherein torque information is received by the tightening device over the wireless interface. A main shaft and main nut ... | 09/13/2005 |
| 6901815 | Engine torque sensor An optical sensing system is used to measure engine torque. A pair of patterns are formed on a driveshaft between a transmission and axle differential. The patterns are spaced apart from one another by a predetermined distance and are formed about the circumference ... | 06/07/2005 |
| 6859693 | Torque variation control device and computer program A torque variation control device for a vehicle which has a motor providing rotational torque to a drive shaft of a vehicle, a motor control means controlling the motor based on drive torque, and a rotational velocity detection means detecting a rotational velocity ... | 02/22/2005 |
| 6575042 | Beam-type torsion applying and measuring tool A beam-type torquing and measuring tool having two telescoping members rotationally attached together at a first end of each, and they are relatively rotatable at the other end. One member transmits torque to the workpiece and has a pointer thereon, and t... | 06/10/2003 |
| 6460421 | Governor controlled on a basis of load detection A governor comprising an output setting means for setting an output value for an engine, an output adjusting means for adjusting an engine output based on a value set by the output setting means, and a load detecting means. The load detecting means is pro... | 10/08/2002 |
| 6418797 | Apparatus and method for sensing power in a bicycle A measuring apparatus and method for measuring power in a bicycle are described. The hub of the driven wheel of the bicycle includes one or more components such as an inner hub member, an outer hub member or a linking member which couple the rotational to... | 07/16/2002 |
| 6378382 | Device for measuring rotation accuracy and dynamic torque for radial rolling bearing A device is provided for measuring non-repetitive run-out and dynamic torque simultaneously for a radial rolling bearing, comprising a holder for holding one of the outer and inner races, a pushing member for pushing the holder in an axial direction witho... | 04/30/2002 |
| 6325321 | Process for operating a reel winding device, a reel winding device, and a measuring device Process for winding a reel and a reel winding apparatus, as well as a measuring apparatus. The process includes determining the driving forces at the locations of the introduction of the driving force onto the reel, and determining a difference between th... | 12/04/2001 |
| 5945598 | Dynamometer test apparatus for aircraft brakes The invention is in the field of dynamometer testing of aircraft wheel and brake assemblies and, more particularly, relates to the simulation of brake and landing gear vibration dynamics on a dynamometer. The test apparatus and method according to the inv... | 08/31/1999 |
| 5895867 | Device for measuring torque A device for measuring the torque, released or received through a shaft, of machinery or apparatus, in particular an engine or a machine, comprises a first holding part, which is essentially firmly connected to a base. This first holding part is equipped ... | 04/20/1999 |
| 5708215 | Apparatus and method for testing vehicles The invention relates to the measurement of the torque generated by the motor of a vehicle. According to the invention, the conventional rolling dynamometer or shaft-driven dynamometer is replaced with a load measuring means such as a strain gauge which i... | 01/13/1998 |
| 5639972 | Apparatus for determining fluid flow An apparatus for measuring the temperature of a flowing fluid in a pipe. The apparatus includes a mechanism for actively testing the flowing fluid with acoustic energy and producing a test signal corresponding to the temperature of the fluid. The testing ... | 06/17/1997 |
| 5616829 | Abnormality detection/suppression system for a valve apparatus Provision of an abnormality detection and suppression system for a valve apparatus, which is capable of detecting abnormal states such as leakage through valve seats or a gland/packing assembly and coping with the abnormality while ensuring protection for... | 04/01/1997 |
| 5429004 | Inertia flywheel assembly for a dynamometer An inertia flywheel assembly for a dynamometer is portable and provides for accurate testing of the performance of automotive vehicles. In a motorcycle application a flywheel (15) is mounted between swing arms (14) and supported on axle (18) by eccentric ... | 07/04/1995 |
| 5401124 | Hand-held power tool with jamming-detection sensor A hand-held machine tool has a housing, a tool rotatable about a rotational axis, a motor provided with a gear unit and driving the tool in rotation about the rotational axis, the gear unit having at least one rotating part which is arranged so as not to ... | 03/28/1995 |
| 5257535 | Stem stress measuring instrument for valve operating system A valve stem stress measuring instrument is provided for measuring axial thrust developed on a valve operating system. In a quarter turn valve, or a butterfly, a valve stem stress instrument comprises a pair of load sensing assemblies which are disposed o... | 11/02/1993 |
| 5220843 | In situ method of determining the thrust on valve components Without disassembling a valve stem from a valve, the valve is decoupled from a valve actuator such that the valve stem and attached valve disc or body may shift to and from a seated position without interference by the actuator. Known loads are applied to... | 06/22/1993 |
| 5197338 | System and method for determining torque output of motor actuated valve operators A system for determining torque generated by a motor actuated operator driving a partial turn valve including a torque ring replacing the cover of the operator housing, a frictional shaft coupling member coupling the inner circumferential surface of the d... | 03/30/1993 |
| 4977782 | Device for measuring the torque of a valve moved by an actuator In order to measure torques on valves, measuring devices have heretofore been used which measure the force to be transmitted with the aid of weighing cells fitted with strain gauges. The structural make-up of such devices and the structural size resulting... | 12/18/1990 |
| 4934970 | Thrust-drag instrumentation for power boat A propeller driven propulsion unit is pivotably mounted upon the transom of a boat. A fluid operated cylinder having an extendable shaft is mounted between the propulsion unit and the transom so that at least a portion of the thrust developed by the prope... | 06/19/1990 |
| 4909087 | Rotary type torque detecting device A rotary type torque detecting device characterized in that, in a casing, a motor holder supporting a motor is rotatably mounted and a torsion bar is connected at one end to the motor holder and at the other end to the casing. A torque detecting movable s... | 03/20/1990 |
| 4759224 | Torque measuring system for motor operated valve operators An apparatus and method for isolating certain rotating components within the operator and valve systems and artificially loading those rotating shafts to create and measure torque developed within the valve operator system; and for using the torque measur... | 07/26/1988 |
| 4667389 | Apparatus and method for connecting two threaded members An apparatus (10) and method is disclosed for connecting a pipe (12) and a test plug (28) comprising a carriage assembly (14) positioned on a base (16) that is capable of horizontal and vertical movement relative to base (16). Opposed pairs of fluid opera... | 05/26/1987 |
| 4534420 | Electric tool with torque monitor An electric tool, especially a hand tool, is provided with a torque monitor. For this purpose the support bearings taking up the reaction torque of the electric motor in the housing of the tool are equipped with pressure sensors in the form of conductive ... | 08/13/1985 |
| 4498336 | Torque measuring device A torque measuring device is provided for use in conjunction with a valve actuator of the type having a housing and an actuator member movable within the housing in unison with the opening and closure of a valve. The device comprises a mounting plate whic... | 02/12/1985 |
| 4384493 | Torque measuring device The torque exerted by an electric motor upon its mounting flange is determined by measuring the reaction torque. For this purpose the motor housing is connected to the flange so that it has limited freedom of angular turning movement relative thereto, and... | 05/24/1983 |
| 4313341 | Torque detecting system for internal combustion engine A torque detecting system for the internal combustion engines is disclosed. Pressure detecting device is arranged between the engine body and the engine support for detecting the pressure generated between the engine body and the engine support. An electr... | 02/02/1982 |
