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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7739923 | Torque measuring method and apparatus for motor-operated valve A torque measuring method and apparatus for a motor-operated valve including a valve driving mechanism operable to open and close the valve, a worm displacable by driving of the motor to operate the valve driving mechanism, and a spring cartridge having a plurality ... | 06/22/2010 |
| 7610819 | Transmission headstock for test stands A mobile test unit for testing a powertrain component such as a transmission is used in a test cell. A test unit includes a movable, generally horizontal base plate, and a frame spaced from the base plate. A headstock is secured to the frame for supporting the trans... | 11/03/2009 |
| 7284634 | Electric power steering apparatus An electric power steering apparatus comprises a rotary shaft member connected to a steering wheel, an elongate member, a rack-and-pinion mechanism, a ball screw mechanism constructed of a screw member, a nut member and a multiplicity of balls interposed between the... | 10/23/2007 |
| 7231838 | Indicating instrument and initializing device An indicating instrument includes a stepping motor, a speed-reducing gear mechanism, an indicating needle, a stopper mechanism and an initializing unit. A position which the indicating needle indicates when turned by a preset angle relative to a position which the i... | 06/19/2007 |
| 7201069 | Angle sensor An angle sensor includes a first gear configured to be concentrically mounted to a rotor, a second gear configured to mesh with the first gear, and a first rotation angle detector configured to detect a rotation angle of the second gear, wherein the first rotation a... | 04/10/2007 |
| 7165465 | Dynamic load fixture for application of torsion loads for rotary mechanical systems A dynamic load fixture (DLF) applies a torsion load to a unit under test (UUT) to achieve the demanding aerodynamic load exposures encountered by a control actuation system (CAS) in flight. Instead of fixing the end of the torsion bar, the DLF controls the applicati... | 01/23/2007 |
| 7140994 | Gearbox torsional load sensor A planetary gearbox with transmitted torque sensor comprises a gear housing, first and second coupling members, sensing assembly, and planetary gears. The coupling members have axial faces disposed in a spaced apart, opposing relationship. Formed therein are a plura... | 11/28/2006 |
| 7066050 | Life counter for flywheel energy storage systems A life counter that calculates and records the life utilized of the flywheel in a flywheel energy storage system and indicates when it should be removed from service, based on operational history instead of monitoring for symptoms of failure. The life counter can ef... | 06/27/2006 |
| 7062980 | Bicycle shift control device with decreased stress during shifting A control apparatus is provided that facilitates the operation of a component that is subjected to stress from a stress-inducing component. The apparatus comprises an operation sensing unit that senses when the component should be operated; a stress reducing unit th... | 06/20/2006 |
| 7017426 | Coupler arrangement for isolation arrangement for system under test A drive coupling arrangement for transmitting torque from a drive arrangement to a gear assembly under test has a first coupler portion attached to the gear assembly under test. The coupler has a polygonal cross-sectional configuration and a plurality of substantial... | 03/28/2006 |
| 7013741 | Torque sensor A magnetostriction-type torque sensor 20 includes a shaft 12b formed of a magnetic material and provided with at least magnetostrictive films 20b and 20c; exciting coils 20d′ and 20e′ f... | 03/21/2006 |
| 6988420 | Method and apparatus for applying dynamic loads to a locked gear train for testing power transmission components An apparatus for testing power transmission components of a locked gear train having two helical gears coupled on a first shaft meshed with two helical pinions coupled on a second shaft, with the two gears arranged to axially translate (while rotating) with respect ... | 01/24/2006 |
| 6962088 | Torque detection device for wave gearing The torque detection device for a wave gearing comprises a strain gauge unit having a strain gauge pattern. The strain gauge pattern includes circular-arc shaped detection segments A and B, and three terminal portions for external wiring with one being formed betwee... | 11/08/2005 |
| 6040768 | Arrangement for monitoring the wear status of a friction clutch An arrangement for monitoring the wear status of a friction clutch in the drivetrain of a motor vehicle driven by an internal combustion engine includes a wear detection circuit that responds to speed information representing the instantaneous input speed... | 03/21/2000 |
| 5992243 | Four-wheel drive transfer case with torque sensing A four-wheel drive transfer case including a force sensor and associated electronics for sensing the reaction forces on driven members within the transfer case, such as in association with an output shaft and its bearings. The force sensor and associated ... | 11/30/1999 |
| 5866809 | Process for correction of engine torque during gear changes A process for correcting the torque to which an engine is adjusted before a gear disengagement, preferably on an automated gear change of a stepped gearbox without using any clutch. Immediately after a gear has been disengaged, the engine is adjusted towa... | 02/02/1999 |
| 5847272 | Function testing device for an actuator system such as a automatic friction clutch used with a motor vehicle gearbox To be able to verify the function of the actuator system of an automatic clutch or of an automatic transmission of a motor vehicle as a function of the current conditions, including while the motor vehicle is in motion is necessary, the invention teaches ... | 12/08/1998 |
| 5305637 | Apparatus for applying a known axial force to a valve stem The axial force on the valve stem of a large valve can be related to the output of a strain sensor mounted on the yoke of the valve, but accuracy can be achieved only if the strain sensor is first calibrated by applying a known axial force to the valve st... | 04/26/1994 |
| 5199301 | Apparatus for applying a known axial force to a valve stem The axial force on the valve stem of a large valve can be related to the output of a strain sensor mounted on the yoke of the valve, but accuracy can be achieved only if the strain sensor is first calibrated by applying a known axial force to the valve st... | 04/06/1993 |
| 5056374 | Quickly installed load measuring apparatus and associated system A load measuring apparatus is, in preferred embodiments, pre-assembled in a ready-to-use, portable assembly and comprises a load bearing body providing a deformable link between a shaft housing (such as a valve operator) and a shaft which moves relative t... | 10/15/1991 |
| 4984473 | Torque monitor Reliability problems in a torque monitor are reduced in a simplified construction including a housing (30) journalling first and second coaxial shafts (34), (42). The second shaft (42) is mounted for axial movement within the housing (30), and a sleeve (5... | 01/15/1991 |
| 4976159 | Dual mode torque wrench A torque wrench is presented which has dual output/reaction modes, with the input and output operating in the same direction in both modes. In one mode, a stationary reaction adapter is outside of an inner rotating torque adapter; in the second mode, a st... | 12/11/1990 |
| 4966041 | Displacement detection device A pair of permanent magnets adjoining each other and magnetized with opposite polarities are coupled with a movable object through a connecting shaft so that the pair of permanent magnets are aligned in a direction of displacement of the movable object. A... | 10/30/1990 |
| 4918998 | Motor-speed reducer device including safety means for driving an element A motor-speed reducer includes a driving input shaft, an output shaft and a deformable coupling coupling the input shaft to the output shaft. The coupling includes a worm and a speed reducer driven by the worm. A sensor is also provided for detecting torq... | 04/24/1990 |
| 4912984 | Quickly installed load measuring apparatus and associated system A load measuring apparatus is, in preferred embodiments, preassembled in a ready-to-use, portable assembly and comprises a load bearing body providing a deformable link between a shaft housing (such as a valve operator) and a shaft which moves relative to... | 04/03/1990 |
| 4879901 | System for evaluating the condition and performance of a valve and valve operator combination A device for measuring and indicating the forces on a valve stem over at least a portion of the valve strokes is comprised of a strain sensor secured to the valve yoke for sensing strains experienced by the valve yoke. The sensed strains are proportional ... | 11/14/1989 |
| 4862982 | Torque detector for motor-driven power steering system A torque detector for a motor-driven power steering system wherein a drive lever that engages the outer circumference of a second ring gear and a detection lever on a potentiometer for detecting a linear displacement of the drive lever are connected via a... | 09/05/1989 |
| 4860596 | Motor operated valve analysis and testing system with monitoring of spring pack movement through torque switch post A unique apparatus and method are used to detect and measure movement of a valve spring pack and worm through monitoring rotation of the torque switch control post. A device for measuring the operating characteristics of a valve and its operator and the c... | 08/29/1989 |
| 4805451 | System for evaluating the condition and performance of a valve and valve operator combination A device for measuring and indicating the forces on a valve stem over at least a portion of the valve strokes is comprised of a strain sensor secured to the valve yoke for sensing strains experienced by the valve yoke. The sensed strains are proportional ... | 02/21/1989 |
| 4785674 | Torque sensor An arrangement for sensing rotational torque in an exercise machine utilizes a torque measuring collar, which is generally tubular with a flange at each end. One flange is mounted to a stationary member, such as the frame of a machine. A shaft which is to... | 11/22/1988 |
| 4765191 | Torque detector A torque detector comprising a first shaft and a second shaft, which are journalled in axially aligned and fixed relation with each other. A movable shaft is interposed between and axially aligned with the first and second shafts, the movable shaft being ... | 08/23/1988 |
| 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 |
| 4735101 | Motor operated valve analysis and testing system with monitoring of spring pack movement through torque switch post A unique apparatus and method are used to detect and measure movement of a valve spring pack and worm through monitoring rotation of the torque switch control post. A device for measuring the operating characteristics of a valve and its operator and the c... | 04/05/1988 |
| 4713973 | Indicator with staged data processing An indicator apparatus has multiple stages to effectively handle data processing, particularly raw data from a mechanical load cell, such as those used to monitor loads in the mechanical workings of a torque arm reducer. Processing of such raw data is spl... | 12/22/1987 |
| 4690003 | Motor operated valve analysis and testing system A valve analysis and testing system includes various devices for measuring the operating characteristics of a valve and its operator and the corresponding imposed valve stem load, which devices are attached to the valve operator. These devices provide for... | 09/01/1987 |
| 4671364 | Power-screwdriver device with variable torque adjustment A power-screwdriver device with variable torque adjustment consists essentially of a drive mechanism, transmission, and cutoff mechanism. In order to provide a power screwdriver that is strong and inexpensive and in which the torque can be controlled with... | 06/09/1987 |
| 4665756 | Torque tool A combined torque wrench and geared wrench which includes a ratchet mechanism, so that it can be operated in either a clockwise or a counter-clockwise output direction and so that a nut can be run down by ratcheting if necessary (due to space limitation) ... | 05/19/1987 |
| 4660416 | Motor operated valve analysis and testing system with monitoring of spring pack movement through side by side monitoring device A system for measuring the operating characteristics of a valve and its operator and the corresponding imposed valve stem load is attached to the valve operator. A unique device and method are used to detect and measure movement of a valve operator spring... | 04/28/1987 |
| 4648282 | Power screwdriver A power screwdriver or nutsetter has an output shaft provided with a torque measuring transducer and a shaft rotation angle transducer mounted thereon. Tool output torque or final turning of a screw or nut can be measured directly and transmitted to a con... | 03/10/1987 |
| 4624145 | Rack and pinion reaction force sensor A rack and pinion reaction force sensor 10 as may be used in electric power assist steering systems, uses sensing element means 34 mounted adjacent to a bearing 18 in a sensor housing 22 to sense the linear reaction on the pinion shaft 16 to the force app... | 11/25/1986 |
