Entries |
Document | Title | Date |
20080245160 | TORSION DETECTING SLEEVE MEMBER AND TORQUE-DETECTING DEVICE - A torque-detecting sleeve member is a cylindrical member that has first and second cylindrical torque-acting parts, a torsion signal generator and a torsion converter. Torque acts on the first and second cylindrical torque-acting parts in at least two points. The torsion signal generator is disposed axially between the first and second cylindrical torque-acting parts to at least partially form an external peripheral surface between the first and second cylindrical torque-acting parts. The torsion converter is operatively disposed between the torsion signal generator and at least one of the first and second cylindrical torque-acting parts for converting torsion transmitted from the at least one of the first and second cylindrical torque-acting parts to the torsion signal generator. | 10-09-2008 |
20090064799 | MAGNETIC SHEAR FORCE SENSOR - A shear sensor includes a stator structure, a transformer, and a ferromagnetic core. The stator structure distorts in two perpendicular axes upon application thereto of a shear force. The transformer is coupled to the stator structure, and includes a primary winding and a pair of differentially wound secondary windings. The ferromagnetic core is non-rotationally coupled to the stator structure and is at least partially surrounded by the primary and secondary windings. The core is spaced apart from the transformer stator poles to define an air gap between the core and the stator poles. The air gap varies in the two perpendicular axes upon application of the shear force to the stator structure. | 03-12-2009 |
20090235763 | Chuck-integrated force-measuring system - A chuck-integrated force-measuring system for determining cutting forces at the cutting tool tip of a rotating tool, for example a drill or milling cutter having at least one measuring sensor, as well as a measured-value processing station. The at least one measuring sensor is designed as a strain sensor which is placeable on a tool holder of a machine tool. A measuring hub assembly is also provided which is insertable as an adapter piece into the chuck of the machine tool and is designed with its own chuck for receiving the tool, the at least one measuring sensor being integrated in the adapter piece. | 09-24-2009 |
20090314103 | TORQUE MEASURING DEVICE WITH REDUNDANT TORQUE TRANSMISSION PATHS AND FAIL-SAFE MECHANISM - A torque transferring and monitoring device includes a coupling having a hub portion, a first rim portion, a first set of spokes radially extending between the hub portion and the first rim portion, a second rim portion spaced apart from the first rim portion and a second set of spokes radially extending between the hub portion and the second rim portion. The second set of spokes are axially spaced apart from the first set of spokes. A plurality of pins are fixed to the first rim portion. Each pin has a portion positioned in an aperture formed in the second rim portion. The pin is clear of the second rim portion when the coupling is in an unloaded state. The pin engages the second rim portion to transfer load between the first and second rim portions when a torque exceeding a predetermined magnitude is transferred through the coupling. | 12-24-2009 |
20100162830 | Torque-measuring flange - A torque-sensing flange, or generally a torque measurement recorder, is proposed, which has differently embodied measurement recesses or differently embodied measuring diaphragms on an essentially cylindrical measuring range. Different measuring ranges can be easily achieved in this manner. | 07-01-2010 |
20110094316 | Torque-Indicating Extensive Apparatus - A torque-indicating extensive apparatus includes an extensive rod, two sensors and a display unit. The extensive rod includes a first engaging section for engagement with a handle, a second engaging section for engagement with a bit, a middle section extending between the first and second engaging sections, and a waist formed on the middle section. The size of the waist is larger than that of the second engagement section so that stress is not concentrated in the waist when torque is transmitted through the extensive rod. The sensors are attached to the waist. The display unit is electrically connected to the sensors. | 04-28-2011 |
20120067140 | DYNAMIC LOAD BENCH - The present disclosure relates to a load bench for applying on the rotary shaft of a device to be tested, such as an actuator or the like, radial loads and variable torques provided by controlled reproduction means. Advantageously, the controlled reproduction means include two identical reproduction modules arranged in parallel and symmetrically relative to the rotary shaft to be tested, each of which comprises a torque motor, a torsion rod, and a connecting rod-crank connection connecting the torsion rod to the rotary shaft of the mechanism to be tested. | 03-22-2012 |
20120144933 | Torque Sensor - The invention relates to a torque sensor, which consists of two disc-shaped fastening flanges ( | 06-14-2012 |
20130000419 | MULTI-AXIS ELECTRONIC MODULE MOUNTING ADJUSTMENT ASSEMBLY - A mounting assembly for adjusting the position of an electronic module along a first axis, a second axis, and a third axis, in which the first, second, and third axes are all perpendicular to each other, includes a first adjustment block, a second adjustment block, and a third adjustment block. The first adjustment block is movable along the first axis and the second axis and is mounted against movement along the third axis. The second adjustment block is coupled to the first adjustment block, is movable along the second axis, and is mounted against movement along the first and third axes. The third adjustment block is disposed between the first adjustment block and the second adjustment block, is movable along the second and third axes, and is mounted against movement along the first axis. | 01-03-2013 |
20130074609 | METHOD FOR DETERMINING THE TORQUE OF AN ELECTRIC MOTOR - Method for determining torque of an electric motor on a vehicle, a torque being generated by an electric motor rotor and being transmitted from a drivetrain to at least one drive wheel, including: measuring the rotor rotation angle, determining the torque generated by the rotor, the at least one drive wheel driven by the rotor being fixed, the stationary rotor not generating any torque and a first rotation angle of the stationary rotor being measured, subsequently a torque applied by the rotor to the drivetrain, so that the rotor performs rotational movement due to the drivetrain stiffness, and subsequently, in an equilibrium state between the torque generated by the rotor and a counter torque of the drivetrain, a second rotation angle of the rotor being measured, the torque generated by the rotor and/or the total stiffness of the drivetrain being ascertained from the measured values of the rotor rotation angles. | 03-28-2013 |
20130233090 | MEASURING DEVICE - A measuring device for measuring the torque of a torsion spring, includes a base, an electronic scale secured to the base, a supporting plate fixed to the base, and a holding mechanism slidably secured to the supporting plate. The holding mechanism includes a screw slidably secured to the supporting plate, two nuts engaging with the screw and arranged at opposite sides of the screw, and a holding portion for holding the torsion spring. The nuts are operated to adjust the height of the screw relative to the supporting plate, to drive the torsion spring to depress the electronic scale. The electronic scale displays a weight value for calculating the torque of the torsion spring when depressed by the torsion spring. | 09-12-2013 |
20140137669 | TORQUE MEASUREMENT APPARATUS, METHOD, AND PROGRAM - A first angle acquiring unit acquires a rotational angle of a characteristic portion in a predetermined region on an inlet side of an insertion member of a linear body extending through the insertion member. From an image of the linear body inserted into a body of a subject, a second angle acquiring unit acquires a direction of a curved portion of the linear body inserted into the body of the subject and then acquires a rotational angle of a distal end of the linear body. A torque calculation unit calculates a torque based on a difference between the rotational angle in the predetermined region acquired by the first angle acquiring unit and the rotational angle of the distal end of the linear body acquired by the second angle acquiring unit. | 05-22-2014 |
20140318271 | ROTATION TABLE WITH CLAMP TORQUE MEASUREMENT UNIT - A rotation instruction is transmitted to a motor in a state where a workpiece placement table connected to a rotation shaft of the motor is clamped by a clamp mechanism provided in a rotation table, and a clamp torque is measured based on motor torque information in accordance with the rotation instruction and a change in rotation shaft state (a rotation position, a rotation speed, and the like). | 10-30-2014 |
20150377725 | TORQUE MEASUREMENT FLEXPLATES - A torque measurement flexplate ( | 12-31-2015 |
20160089072 | CRANK ANGLE INDICATING SYSTEM - A crank angle indicating system is provided for a pedaling device. The crank angle indicating system may include a crank angle detector configured to detect a crank angle of a crankshaft of a pedaling device, and an indication device configured to output at least one of an aural and a haptic indicator when a predetermined crank angle is reached, allowing a cyclist to time the application or release of force to the pedals accordingly. | 03-31-2016 |
20160116329 | METHOD TO DETERMINE INERTIA IN A SHAFT SYSTEM - A method to determine inertia of components of a rotating shaft system. The shaft system includes a shaft coupling a turbine to drive the rotation and a load to be driven by the rotation. The method includes steps to: apply a feedback to a forcing input to the shaft system; measure resonant frequency of the shaft; iterate steps 1.a) and 1.b) for different feedbacks; plot resonant frequency squared against gain; and determine inverse of gradient from the plot to give inertia of the turbine. Also a method to determine shaft stiffness using the inertia of the turbine. | 04-28-2016 |
20160131216 | ANNULAR SPRING, AND TORQUE DETECTING DEVICE AND ROBOT JOINT MECHANISM USING THE ANNULAR SPRING - An elastic section | 05-12-2016 |