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Class Information
Number: 33/707
Name: Geometrical instruments > Distance measuring > Scale reading position sensor (e.g., grid counting) > Optical
Description: Subject matter wherein the scanning element responds to light pulses.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7439488 |
Positioning apparatus and method thereof |
Oct. 21, 2008 |
| 7408654 |
Method for measuring position, linear velocity and velocity change of an object in two-dimensional motion |
Aug. 5, 2008 |
| 7404259 |
Optical position measuring instrument |
Jul. 29, 2008 |
| 7389595 |
Position-measuring device and method for operating a position-measuring device |
Jun. 24, 2008 |
| 7343693 |
Scale assembly for optical encoder having affixed optical reference markers |
Mar. 18, 2008 |
| 7322229 |
Device and method for measuring the profile of a surface |
Jan. 29, 2008 |
| 7299564 |
Scanning unit and position measuring device |
Nov. 27, 2007 |
| 7289229 |
Optical displacement-measuring instrument |
Oct. 30, 2007 |
| 7284338 |
Position measuring system |
Oct. 23, 2007 |
| 7210244 |
Distance calculation device |
May. 1, 2007 |
| 7200515 |
Rotation angle sensor |
Apr. 3, 2007 |
| 7185444 |
Modular scanning unit of a position measuring system |
Mar. 6, 2007 |
| 7146743 |
Length measuring instrument |
Dec. 12, 2006 |
| 7121015 |
Length measuring device |
Oct. 17, 2006 |
| 7096595 |
Guide with measuring device, and method with producing such a guide |
Aug. 29, 2006 |
| 7089672 |
Optical angle and torque sensor |
Aug. 15, 2006 |
| 7040019 |
Method and apparatus for manufacturing hydro dynamic bearing device |
May. 9, 2006 |
| 7007398 |
Device for measuring length |
Mar. 7, 2006 |
| 6933492 |
Optical position transducer |
Aug. 23, 2005 |
| 6922907 |
Measuring system for recording absolute angular or position values |
Aug. 2, 2005 |
| 6912797 |
Measuring system for recording absolute angular or position values |
Jul. 5, 2005 |
| 6910279 |
Holder for a graduated element |
Jun. 28, 2005 |
| 6904696 |
Method and device for attaching a scale element |
Jun. 14, 2005 |
| 6898865 |
Measuring system for recording absolute angular or position values |
May. 31, 2005 |
| 6848187 |
Rotation angle detector |
Feb. 1, 2005 |
| 6796036 |
Apparatus and method for maintaining wheel alignment sensor runout compensation |
Sep. 28, 2004 |
| 6791699 |
Optical displacement-measuring apparatus |
Sep. 14, 2004 |
| 6785974 |
Rotation angle detecting device in which a plurality of slit arrays are arranged along the rotation axis of a code plate |
Sep. 7, 2004 |
| 6775921 |
Method for fabricating an annular scale |
Aug. 17, 2004 |
| 6772078 |
Linear scale reader |
Aug. 3, 2004 |
| 6742275 |
Scale and position measuring system for absolute position determination |
Jun. 1, 2004 |
| 6734981 |
Multiple laser optical systems and methods |
May. 11, 2004 |
| 6668464 |
Coupling and angle encoder with such a coupling |
Dec. 30, 2003 |
| 6667696 |
Sensor system for measuring angles and positions |
Dec. 23, 2003 |
| 6612047 |
Length measuring device |
Sep. 2, 2003 |
| 6600151 |
Optical encoder assembly with non-engageable encoder housing and receiver plate comprising a through hole and window |
Jul. 29, 2003 |
| 6578283 |
Position transducer |
Jun. 17, 2003 |
| 6578284 |
Unit type linear scale |
Jun. 17, 2003 |
| 6574876 |
Apparatus for detecting rotational angle |
Jun. 10, 2003 |
| 6541761 |
Optical position measuring system with a graduation that causes essentially only first orders of diffraction |
Apr. 1, 2003 |
| 6532681 |
Position measuring system including partial scale elements |
Mar. 18, 2003 |
| 6512589 |
Measurement transmitter and method for measuring a position of a sensing head with respect to a scale embodiment |
Jan. 28, 2003 |
| 6510617 |
Belt elongation measurement device |
Jan. 28, 2003 |
| 6497049 |
Optical position-measuring device |
Dec. 24, 2002 |
| 6481115 |
Scale reading apparatus |
Nov. 19, 2002 |
| 6470577 |
Angle measuring system and use of this angle measuring system in a spindle arrangement |
Oct. 29, 2002 |
| 6457245 |
Multi-bit optical sensor code wheel |
Oct. 1, 2002 |
| 6438860 |
Device and process for determining position between two parts which are movable relative to one another |
Aug. 27, 2002 |
| 6433875 |
Measuring device for measuring the accuracy of the position and track of a moving machine element |
Aug. 13, 2002 |
| 6351313 |
Device for detecting the position of two bodies |
Feb. 26, 2002 |
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