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US20090159787 ENCODER HAVING AN OVERMOLDED COVER, ENCODER SYSTEM WITH AN ENCODER HAVING AN OVERMOLDED COVER, AND METHOD FOR MANUFACTURING AN ENCODER HAVING AN OVERMOLDED COVER  
An encoder includes a rotor including: a shaft and a code disk attached to the shaft; a stator including a scanning unit configured to generate an electrical signal corresponding to an angular...
US20150144775 METHOD FOR DETERMINING ABSOLUTE CODING OF AN OPTICAL CODING TRACK  
The invention concerns a method for determining absolute coding represented by code elements of an optical code track, with illumination of the absolute coding with light, modulating of some of...
US20150177026 OPTICAL ENCODER INCLUDING STATIONARY SLIT PART HAVING ELASTIC STRUCTURE  
An optical encoder includes a light emitting part for emitting light, a stationary slit part and a rotational slit part which allow part of the light emitted from the light emitting part to pass...
US20150211897 Alignment Structure For An Encoder  
In one embodiment, an encoder system comprising an encoder assembly and an encoder alignment structure is disclosed. The encoder assembly may include at least a detector, a hub, a housing, an...
US20150101890 Encoder Eccentricity Correction For Elevator Systems  
An encoder assembly is disclosed. The encoder assembly comprises a motor having a rotor, and an encoder. The encoder comprises an encoder wheel axially coupled to the rotor, a first sensor...
US20050094159 Angle detecting sensor and vehicular controlling system using the same  
A sensor for detecting the turning angle of a rotation shaft is separated a certain distance away from the shaft. The sensor comprises a light source for emitting light beams to a graduated color...
US20150008802 ENCODER SENSOR MOUNTING BODY, DRUM DISK ENCODER, AND MOTOR WITH ENCODER USING SAME  
In order to make it possible to be readily attachable and detachable with respect to a motor and capable of realizing a lead-free encoder sensor mounting body, an encoder sensor is detachably or...
US20140264037 ROTATIONAL SENSOR AND METHODS THEREFOR  
The invention is a rotational sensor to sense an object's angle and methods to analyse the sensor output. The sensor has a first emitting source, to either emit onto, or from the object, a first...
US20050189479 Detecting device for detecting the rotation of a motor rotor  
A detecting device for detecting the rotation of a motor rotor includes a light source, an identification mark means positioned around the motor rotor, and a sensor for detecting the light beams...
US20120217384 OPTICAL ENCODER  
An optical encoder includes a light source, a scale which is irradiated by the light source and has a fine pitch pattern and a coarse pitch pattern in a measuring direction in one track, a high...
US20060118708 Optical detection device for a counter  
An optical detection device for a counter, comprising a consumption indicator, formed from a rotating target (4) and optical elements of the emitter type and receiver type, at least one of which...
US20050285026 Linear encoder  
A linear encoder comprises a light source, a main scale provided with a measuring pattern having a constant pitch, an index scale to which a measuring pattern having a constant pitch is mounted,...
US20070045525 Optical encoder and controller for the same  
An optical encoder includes a controller electrically connected to an optical sensor to discriminate displacement information of a glass disc. The controller comprises a pair of analog amplifiers...
US20050092905 Optical rotary encoder  
An optical rotary encoder using a fluid bearing, which is space-saving, holds down the costs for high-precision processing of components, and has excellent maintainability. A rotary disk is fixed...
US20070241269 Optical encoders having improved resolution  
An improved optical encoding apparatus for the detection of position and/or motion of a mechanical device includes a codescale having an alternating pattern of windows and bars, the windows and...
US20050109924 Apparatus for encoding and indexing  
A light source to emit light, and sensors to sense the light after passing through windows, are configured to perform encoding and indexing.
US20090294637 Absolute position detection type photoelectric encoder  
In an absolute position detection type photoelectric encoder devised so as to detect a pseudorandom pattern disposed on a main scale by means of a plurality of imaging optical systems, assembling...
US20090134317 SENSOR AND METHOD FOR DETERMINING AN ANGULAR POSITION OF A ROTOR  
A sensor for sensing the angular position of a rotor includes a code disk rotatable with the rotor. A first light guide is rotatable with the rotor. The light guide directs light from a light...
US20110233390 OPTICAL ENCODER  
A miniaturized optical encoder capable of obtaining a sufficient amount of light in the light receiving element is provided. An optical encoder 1 includes a scale 2 having scale markings 21 and a...
US20070241271 Reflection-based optical encoders having no code medium  
A reflection-based optical encoding apparatus for the detection of position and/or motion of a mechanical device is described. In various embodiments, such a reflection-based optical encoding...
US20100051792 ABSOLUTE-TYPE ENCODER AND METHOD FOR DETECTING ABSOLUTE POSITION  
An absolute-type encoder includes an absolute-type encoder wheel. The absolute-type encoder wheel includes a primary optical grating unit and two secondary optical grating units, wherein the two...
US20120187942 ENCODER MODULE WITH AN ALIGNMENT SYSTEM  
An encoder module with an alignment system with an encoder device, a housing and a movable hub is presented. The encoder module may be integrated with an alignment system to facilitate a...
US20110260042 Power Angle Monitor  
A system and method for monitoring the rotation of a generator rotor and calculating a power angle using an optical rotor displacement monitor. The monitor uses a light beam directed toward the...
US20050151070 Rotation angle transmitter and method of scanning a code disc of a rotation angle transmitter  
An optical rotation angle transmitter includes a code disc that has a digital coding and an analog coding. The digital coding has multiple tracks and is configured so as to be secure against...
US20050253094 Optical encoder and alignment jig  
Alignment of an optical encoder with respect to a codewheel. An alignment jig is used to align the encoder with respect to the codewheel shaft by mating with the codewheel shaft and with reference...
US20150108879 ENCODER AND SERVOMOTOR  
An encoder includes a disc having one or more slit arrays having multiple slits aligned in a circumferential direction of the disc, and an optical module positioned to face a portion of the slit...
US20060169879 Optical rotation angle detecting device  
Terminal insertion holes for allowing terminals of photo sensors (photo ICs and photo interrupters) to be respectively inserted therethrough are bored in a circuit board on which the photo sensors...
US20120138781 Interpolation Circuitry for Optical Encoders  
Disclosed are various embodiments of circuitry and methods for generating interpolated signals in an optical encoder. The optical encoder configurations and circuitry disclosed herein permit very...
US20070262249 Encoder having angled die placement  
An optical encoder including a leadframe substrate, an emitter, and a detector is disclosed. The leadframe substrate bent to include a base portion, an emitter portion and a detector portion. The...
US20100019135 ROTARY ENCODER FOR CONNECTING ADDITIONAL SENSORS AND ELECTRICAL MACHINE COMPRISING A ROTARY ENCODER OF THIS TYPE  
The invention relates to a rotary encoder (1) with a sensor (2) for detecting a measured variable that is dependent on the rotational position of a rotatable object, the rotary encoder (1) having...
US20070131852 Optical encoder, system and method for using the same  
An optical encoder, a system and a method for using the same which has a shaft extending from within an interior of a housing. A light emitting element, a light detector and a plate are located...
US20110220780 OPTICAL ENCODER  
An optical encoder 10,20,30,40,50 includes a grating scale (SCL) configured to be movable, a light-receiving device (PDA) configured to receive a light via the grating scale irradiated with a...
US20130146755 POSITION MEASURING DEVICE  
A position measuring device comprises a sensor with a light source and a light receiver element arranged in a housing,a rotary encoder, anda reflective material measure with optical elements...
US20140375794 APPARATUSES AND METHODS FOR ACCURATE STRUCTURE MARKING AND MARKING-ASSISTED STRUCTURE LOCATING  
Working equipment includes a tool configured to work a structure at a working location thereon, with the structure having an applied marking at a known location with a known relationship with the...
US20090206244 Single Track Optical Encoder  
Disclosed are various embodiments of a reflective optical encoder having at least three channels—two data channels and one index channel—disposed along a common axis or single track. The single...
US20130181122 OPTICAL ENCODER WITH SIGNAL OFFSET CORRECTION SYSTEM  
An offset correction system for correcting signal offset of an encoder. The offset correction system may include a light emitter, an encoder disk, a reticle, a light detector; an offset detection...
US20090314930 ENCODER HOME POSITION SIGNAL PROCESSING METHOD AND SYSTEM  
An encoder position signal processing system comprises an analog encoder reader and a codewheel. The codewheel possesses an optical track that modulates the quadrature encoder signal amplitude in...
US20080203283 OPTICAL ENCODER WITH DETECTOR LENS  
An optical encoder of a transmissive optical encoding system is disclosed. The optical encoder includes an emitter, a detector, and a detector lens. The emitter includes a light source and a...
US20090321621 OPTICAL ENCODER  
An optical encoder, with a simple structure, that can output a high-precision origin signal is provided. Rotary origin phase slits (112), which are formed into a pattern of linear slits arranged...
US20100038527 Rotary Push On Encoder  
Rotary encoders with push on components for determining speed and/or position of a rotating shaft are described. Also described are features for indexing an encoder to a shaft position.
US20120248300 ANGULAR CORRECTION METHOD FOR ROTARY ENCODER  
[Object] To provide an angular correction method with which angular skip does not occur in determining an angle between angular graduations of a dial of a rotary encoder by interpolation...
US20140326862 OPTICAL ENCODER  
The optical encoder according to the present disclosure includes a light receiving part formed with a plurality of first patterns, and a scale formed with second patterns and moving relative to...
US20060124843 Optical detection device for a counter  
An optical detection device for a counter, comprising a consumption indicator, formed from a rotating disc (4), provided with at least one section called active and optical elements of the emitter...
US20110233391 OPTICAL ENCODER  
A miniaturized optical encoder capable of obtaining a sufficient amount of light in the light receiving element is provided. An optical encoder 1 includes a scale 2 having a scale track 2′ and a...
US20120168615 DEVICE AND METHOD FOR OPTICALLY COMPENSATING FOR THE MEASURING TRACK DECENTRALIZATION IN ROTATION ANGLE SENSORS  
The invention relates to an improved encoding disk for an optical rotation angle sensor or a rotary encoder, an optical rotation sensor or rotary encoder comprising an improved encoding disk, and...
US20130214140 Rotary Encoder  
A rotary encoder includes a housing and a shaft, which has an axis. A graduated disk is fixed in place on the shaft in torsionally fixed manner. The shaft is adapted for the positionally accurate...
US20110298411 ENCODER, SERVO UNIT AND ENCODER MANUFACTURING METHOD  
An encoder includes a disk including a first track and a second track each being ring-shaped and provided with a rotary grating, and a first detector and a second detector that are fixedly...
US20050088667 Absolute position encoder requiring less than one encoding track per bit  
An absolute encoder for measuring the position of a surface is disclosed. The encoder includes first and second encoding tracks. Each encoding track includes a code strip imaging system and an...
US20080156973 PHOTOSENSOR ARRAY FOR OPTICAL ENCODER  
An optical encoder. A reflective optical encoder includes a reflective coding element, a plurality of emitters, and a detector. The reflective coding element includes a track of alternating...
US20070138381 Optical encoder system  
An optical encoder is disclosed, the optical encoder generally including an encoder framework, a light source for emitting light, said light source mounted to the encoder framework, a light...

Matches 1 - 50 out of 160 1 2 3 4 >