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Matches 1 - 25 out of 25


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8171828 Electromechanical wrench  
An electromechanical wrench has a housing that has a working end and a gripping end, with a driver positioned at the working end, and a handle positioned at the gripping end. The wrench further...
7289915 Method of estimating load inertia for a motor  
A method of estimating load inertia for a motor is provided that can estimate the load inertia even when a cogging torque of the motor is large or resonance occurs in the mechanical system of the...
6973372 Drive unit and method for using the drive unit to control a machine tool  
A drive unit for a machine, in particular a machine-tool, robot and the like, is described. The drive unit has several components, and each component has at least one associated component-specific...
6848324 Method for determining whether or not wheels are locked  
In a method for determining whether a wheel is locked or not, it is determined whether an output value of a steering torque sensor for detecting steering torque is either equal to or larger than a...
6736018 Machine constant estimation device  
An acceleration signal generating portion 11 inputs a machine velocity vm of a drive machine 32 and outputs an acceleration signal af of low frequency. Also, a pseudo torque signal generating...
6560549 Method for determining the transmission output torque for an earth moving machine  
The present invention is adapted to provide a method for determining the torque of a driveshaft. In the preferred embodiment a drivetrain includes a front and a rear drivetrain. The drivetrain is...
5894095 Mixing drill with speed sensing with multiple preset speeds  
A new mixing drill with speed sensing with multiple preset speeds for providing a display of drill motor speed while mixing for indicating the viscosity of drywall joint compound and plaster...
5557994 Ratchet handle with torque adjustment  
An adjustable torque ratchet wrench has a ratchet gear to be meshed with a ratchet pawl that restrains movement of the ratchet gear when a handle is rotated. The ratchet gear includes a shaft...
4774679 Stride evaluation system  
A system for displaying the occurrence and magnitude of stride forces produced by a sport participant in a sporting event having a first portable housing placed on the legs of the participant for...
4763284 Reaction time and force feedback system  
An improved reaction time and force feedback system including a first portable housing for placement on the limb of a sporting participant for detecting the time and magnitude of force incurred by...
4763275 Force accumulating device for sporting protective gear  
A sensor capable of being adapted to sporting protective gear for sensing forces or vibrations encountered by the protective gear. The device senses the forces and delivers a signal proportional to...
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...
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...
4609992 System for monitoring torsion damage to a composite line of shapes through a driving machine and a driven machine  
First and second devices (8,9) measure the speed of rotation at two widely separated points H and J along a line of shafts, e.g. through a turboalternator unit. Parameters representative of the...
4370883 Method of measuring the power output of an automative vehicle engine on a roller testing bench  
This method of measuring the power of an automotive vehicle engine on a roller-type testing bench comprises selecting the vehicle velocity and/or the engine speed whereat it is desired to make the...
4294110 Torque measuring system for an air tool  
A system for measuring torque applied by an air tool to a fastener during a fastening operation is disclosed wherein a torque indicating device is provided, preferably in a remote position from the...
4199032 Apparatus for measuring and controlling a force  
An apparatus for measuring and controlling a force such as torque, pull or weight. One example is an apparatus for making up two members having mating threaded connections, such as pipe joints,...
3875793 Device for measuring the brake torque of motor vehicles and trailer brakes  
The invention concerns a device for measuring the brake torque of motor vehicle brakes and trailer brakes by means of which a torque is exerted on the circumference of a wheel, whose brake has...
3664183 WORK MEASUREMENT SYSTEM  
A method and apparatus for measuring the work performed by a governed air-powered tool and including a flow and integrated meter for measuring the amount of air supplied to the tool. The method...
3440869 THREADED FASTENER TESTING APPARATUS  
3379057 Apparatus for measuring the power of motor vehicles  
3274826 Direct reading shaft horsepower meter systems  
3200641 Pinion torque analyzer  
3187553 Apparatus for determining energy delivered to a pile  
2960863 Torque-rotation recorder  
Matches 1 - 25 out of 25