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| Number | Title | Issue Date |
| 8181353 | Encoder An encoder for detecting measured values dependent on the rotation angle of the shaft of a motor includes a rotor, which can be fixed on the shaft, and a stator housing, which can be fixed by a bearing surface on an attachment surface of the motor and has a scanning... | 05/22/2012 |
| 8146259 | Rotary encoder and series of rotary encoders A rotary encoder includes a stator and a rotor, the rotor being disposed in a manner allowing rotation relative to the stator with the aid of a bearing. The rotor has a shaft, a positive-locking device as well as a code disk being secured in rotatably fixed manner t... | 04/03/2012 |
| 8136258 | Absolute position sensor with serial reading An absolute position sensor with serial reading, that includes at least one detector capable of detecting transitions in a target pattern present on a member mobile relative to the detector. The sensor includes a shift register capable of storing a predetermined num... | 03/20/2012 |
| 8065806 | Multi-pinion gear digital beam torque wrench A digital torque wrench includes a position sensor assembly which measures the movement of a load beam with respect to an indicator beam to determine the torque being applied to a working element by the torque wrench. The position sensor assembly includes a first po... | 11/29/2011 |
| 8042277 | Angle sensor circuit An analog electronic angle sensor circuit with a ground connection (GND) and with a supply voltage connection (+UB) and with an output (OUT), comprising an actual sensor (12) and a suitable wiring of said sensor (12), wherein the voltage at the output ... | 10/25/2011 |
| 7856726 | Rotary encoder and rotor machine A rotary encoder for a rotor machine with at least one track with a pulse series for the generation of signal pulses, where a selectable reduction of the signal pulses is possible for the output, and can include a rotor machine with a machine partition and a rotary ... | 12/28/2010 |
| 7774945 | Rotary angle detecting device A rotary angle detecting device includes a synthetic-resin wheel member which is provided with a shaft hole, into which a steering shaft having a pair of flat surfaces provided in a front end portion thereof is inserted, and a detecting portion and which rotates tog... | 08/17/2010 |
| 7752761 | Angle measuring arrangement An angle measuring arrangement for determining a relative angular position of two components, which are rotatably arranged around an axis of rotation. The angle measuring arrangement including a cap, a connecting cable, including a fixation area having a longitudina... | 07/13/2010 |
| 7707730 | Body having an angle scale and its use An annular body has an angle scale for measuring the rotational position of a machine part about an axis, the body having recesses and projections on its inner circumference, and at least one of the recesses being suited for a form-locking rotatably fixed attachment... | 05/04/2010 |
| 7676935 | Angle-measurement system and method for production of an angle-measurement system In an angle-measurement system and a method for producing an angle-measurement system, the angle-measurement system includes a bearing assembly and a scanning head, the bearing assembly including a graduated ring, an outer ring and rolling bodies. Rolling surfaces a... | 03/16/2010 |
| 7637020 | Rotation angle sensor and method for determining the absolute angular position of a body undergoes several rotations A sensor determines the absolute angular position of a body that can rotate through rotations. The sensor includes two code wheels which rotate as the body rotates. The code wheels are driven at a different gear ratio such that the code wheels rotate faster than the... | 12/29/2009 |
| 7637019 | Rotary encoder A rotary encoder includes a first component group and a second component group, the two component groups being rotatably arranged relative to each other in a measuring operation. The first component group has a detector system, a housing part having at least one wed... | 12/29/2009 |
| 7610684 | Hinge sensor The invention regards monitoring the functional position of a hinge through a non contacting sensor, in particular working with a magnetic field, comprising a rotation position generator and a sensor unit, measuring over an angular range, wherein the rotation positi... | 11/03/2009 |
| 7540095 | Rotary position transducer A rotary position transducer has a housing, a rotor, which is connected to a drive shaft to be measured and projects into the housing so as to rotate with it and the angular position of which within one revolution is measured, and a multi-turn unit that is mounted i... | 06/02/2009 |
| 7469478 | Coupling and angular position measuring device using the coupling A coupling is for the connection, that is radially elastic but torsion resistant, of two component parts. The coupling includes base elements and a plurality of tabs formed integrally with the base elements at node areas. Each tab has two support points that are at ... | 12/30/2008 |
| 7458164 | Angle measurement device An angle measuring device comprising a rotating device which includes a signal-generating regular element, at least one signal-generating irregular element, and at least one sensor for acquiring the signals. The irregular element has a double extension compared to t... | 12/02/2008 |
| 7444751 | Linear distance measurement by non-driven arm The linear distance measurement apparatus comprises a non-driven, extendable/retractable arm mechanism that is mounted such that an arc movement of the arm describes a linear distance. A rotary sensor mechanism is coupled to the non-driven arm. The sensor measures t... | 11/04/2008 |
| 7432497 | Absolute linear encoder An absolute linear encoder includes a plurality of absolute scales aligned in the detection direction with absolute calibrations, a plurality of detectors for detecting the calibrations on the absolute scales, absolute position data generating portions of each scale... | 10/07/2008 |
| 7421800 | Scale reading apparatus A scale for a scale reading apparatus has a scale track with scale marks which form an incremental scale. The scale also has a set of reference marks. The scale has at least one additional track and different combinations of markers in the at least one additional tr... | 09/09/2008 |
| 7420376 | Method of sensing absolute position of a structure using a capacitively coupled position encoder A method of sensing absolute position of a structure includes: generating a signal pattern to repetitively provide a changing voltage to each of two or more tracks of a sensor, capacitively coupling an electrode of the sensor to the tracks to determine a first elect... | 09/02/2008 |
| 7406772 | Device for measuring the position, the path or the rotational angle of an object A device for measuring the position, path, or rotational angle of an object exhibits a dimensional gauge that is connected to the object and that can be scanned. The dimensional gauge assigns measured values to the object's positional range, and these measured value... | 08/05/2008 |
| 7398699 | Rotational angle detecting sensor A rotational angle detecting sensor has a cylindrical housing including an end wall at a first end thereof. A covering member covers the second open end of the housing. A rotary shaft extends through the end wall of the housing and includes a large-diameter portion ... | 07/15/2008 |
| 7392588 | Rotary encoder A rotary encoder includes two component groups that are rotatably arranged relative to each other about an axis. The second component group includes a shaft having a central bore hole, a shoulder and a ridge having an outer surface, and a ring element having an inne... | 07/01/2008 |
| 7392597 | Position sensor A measuring-cable position sensor is provided in a pressure tight, in particular explosion protected manner, wherein all functional elements besides the cable drum and the measuring cable are located in a pressure tight housing, which is stable enough, so that also ... | 07/01/2008 |
| 7391009 | Angle-measuring system having irregular reference mark that is dedicated without time delay An angle-measuring system comprising at least one transmitter provided with a number of complementary signal-generating elements disposed in pairs and creating a pattern of signals. The elements create a reference mark irregularly configured at least at one spot. A ... | 06/24/2008 |
| 7367128 | Scale reading apparatus A rotary ring system for use in scale reading apparatus comprises a rotary ring (12), provided with scale marks on its surface and at least one intermediate member (24). The at least one intermediate member (24) is fitted between the rotary ring... | 05/06/2008 |
| 7365654 | Absolute angle detection apparatus In an absolute angle detection apparatus, sectors are obtained by dividing 360° by an even number, each sector having combinations of first and second code lines. The first code lines are Gray codes including third code lines that do not appear the same even when a... | 04/29/2008 |
| 7363826 | Rotating member-supporting structure and rotation detecting device having the same Three elastic member-holding units are provided along the circumference of a cylindrical guide unit, which is a supporting unit of a first code wheel to hold a ring-shaped metallic elastic member, which is made of a band-like body of stainless steel or the like, and... | 04/29/2008 |
| 7358481 | Reflective encoder with three-dimensional code carrier An encoder having a code pattern on a carrier and an emitter detector module is disclosed. The code pattern includes alternating reflective and opaque regions on a carrier that includes a planar surface. The emitter-detector module includes a light source that gener... | 04/15/2008 |
| 7353608 | Multiple channel RVDT with dual load path and fail-safe mechanism An angular displacement sensor. The input shaft is supported by a housing and fixed to a main gear. A plurality of secondary gears are arranged around and meshed with the primary gear. A plurality of displacement sensors are integrally coupled with the secondary gea... | 04/08/2008 |
| 7346993 | Rotary scale A rotary ring for use in scale reading apparatus, comprises a flexible ring (10) which has scale markings (14) provided on a surface thereof. The rotary ring is mounted onto a machine part (22) by providing the machine part with a region of incr... | 03/25/2008 |
| 7348543 | Optical encoder with hollow light guide for indicating the angular position of a rotary shaft An optical encoder assembly and a method for measuring a rotation angle in which optical beams are spread over the circumference of a rotating optical disk by means of optical guides (OG). In the preferred embodiment the rotating optical disk has a pair of concentri... | 03/25/2008 |
| 7348219 | Method of mounting memory device on PCB for memory module A memory module and a method of mounting memory devices on a PCB to form the memory module substantially reduce unnecessary routing space and improve signal attenuation characteristics. In the method of mounting and sequentially connecting at least two memory device... | 03/25/2008 |
| 7348546 | Position measuring system with a scanning unit having a reference pulse signal detection unit A position measuring system having a scale that includes an incremental graduation track, which extends in a measuring direction, the incremental graduation track having a periodic arrangement of graduation areas with different optical properties and a reference mar... | 03/25/2008 |
| 7345273 | Integrated optical encoder A rotary switch including a control element, a light-emitting device arranged on a printed circuit board and configured to emit light, and at least two receivers arranged on the printed circuit board in correspondence with the light-emitting device and configured to... | 03/18/2008 |
| 7342186 | Knob force transfer module A knob assembly comprising a housing, a circuit board, a rotary knob, a rotary actuated potentiometer and a rotation assembly. The housing has a front face. The circuit board is located in the housing, with the circuit board having a front and a rear. The rotary kno... | 03/11/2008 |
| 7339298 | Compliant motor driven variable electrical device A motor driven electrical device includes: a variable electrical device having a rotational variable control; a first support plate positioned above the variable electrical device; a motor support plate pliably attached to the first support plate using a pliable sep... | 03/04/2008 |
| 7340345 | Method and circuit arrangement for determining a quality level of phase signals The present invention relates to a method and a circuit arrangement for evaluating phase signals for determining an angle or a path of a linearly or rotationally displaced component, whereby a number (N) of measured phase values (α), produced by scanning at ... | 03/04/2008 |
| 7329858 | Optical encoder and electronic equipment having same An optical encoder includes a mobile object having a plurality of aligned slits, a light-emitting portion for emitting light toward the mobile object, and a light-receiving portion 103 for receiving the light which has passed the mobile object. The light-rece... | 02/12/2008 |
| 7325327 | Method and apparatus for measuring angular or linear displacement An apparatus and method are disclosed for measuring the angular or linear displacement of an object. That displacement is transmitted to a movable conductive member, which, in response thereto, is moved to a position at which it electrically contacts one of a plural... | 02/05/2008 |
