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Class Information
Number: 33/702
Name: Geometrical instruments > Distance measuring > Error compensation (e.g., temperature)
Description: Subject matter which includes structure to make a correction of the distance measured.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7599813 |
Method and machine for determining a space coordinate of a measurement point on a measurement object |
Oct. 6, 2009 |
| 7587840 |
Dimension measuring apparatus and dimension measuring method |
Sep. 15, 2009 |
| 7475489 |
Scanning system of a position measuring device |
Jan. 13, 2009 |
| 7400990 |
Method for performing a function test of a position measuring system and position measuring system for executing the method |
Jul. 15, 2008 |
| 7395604 |
Laser level with temperature control device and temperature control method thereof |
Jul. 8, 2008 |
| 7281339 |
Encoder system |
Oct. 16, 2007 |
| 7266903 |
Method for correcting thermal displacement in a machine tool |
Sep. 11, 2007 |
| 7191541 |
Temperature compensation system for a coordinate measuring machine |
Mar. 20, 2007 |
| 7188432 |
Correction of the temperature error during a measurement conducted by a coordinate measuring device |
Mar. 13, 2007 |
| 7117110 |
Measuring method and measuring apparatus |
Oct. 3, 2006 |
| 7059063 |
Flexible coupling to accommodate thermal expansion and contraction in a coordinate measuring machine carriage |
Jun. 13, 2006 |
| 7047658 |
Apparatus and method to measure the dimensional and form deviation of crankpins at the place of grinding |
May. 23, 2006 |
| 7024789 |
Position measuring device with a temperature correction device |
Apr. 11, 2006 |
| 7007397 |
Length measuring apparatus |
Mar. 7, 2006 |
| 6964113 |
Scale-bar artifact and methods of use |
Nov. 15, 2005 |
| 6941669 |
Method for determining effective coefficient of thermal expansion |
Sep. 13, 2005 |
| 6931749 |
Apparatus and methods for measuring the pin diameter of a crankshaft at the place of grinding |
Aug. 23, 2005 |
| 6931741 |
Scale device |
Aug. 23, 2005 |
| 6901682 |
Rotation angle detecting apparatus and its rotary disc |
Jun. 7, 2005 |
| 6866451 |
Device for detecting a thermal linear dilation on part of a machine |
Mar. 15, 2005 |
| 6865820 |
Device and method for attaching a scale element or a protective tape therefor |
Mar. 15, 2005 |
| 6844720 |
Method and apparatus for calibrating a linear variable differential transformer |
Jan. 18, 2005 |
| 6829838 |
Temperature compensation system for a coordinate measuring machine |
Dec. 14, 2004 |
| 6766587 |
Multi-point frame-fixing unit type linear displacement measuring apparatus and method of fixing the same |
Jul. 27, 2004 |
| 6742274 |
Unit-type linear displacement measuring apparatus, end fixture therefor, and fixing method using the same |
Jun. 1, 2004 |
| 6705022 |
Method and apparatus for determining a pinion bearing move to align a pinion-to-gear assembly |
Mar. 16, 2004 |
| 6629374 |
Method and apparatus for linearity measurement |
Oct. 7, 2003 |
| 6612047 |
Length measuring device |
Sep. 2, 2003 |
| 6532680 |
Flat sensor, arrangement for a flat sensor, and method for compensating for thermal deformations |
Mar. 18, 2003 |
| 6487787 |
System and method for determination of error parameters for performing self-calibration and other functions without an external position reference in a transducer |
Dec. 3, 2002 |
| 6446350 |
Method and arrangement for reducing temperature-related dimensional discrepancies in measurement systems arranged in parallel |
Sep. 10, 2002 |
| 6443000 |
Measuring stick and thermometer |
Sep. 3, 2002 |
| 6349481 |
Device and method for attaching a scale |
Feb. 26, 2002 |
| 6317991 |
Method for correcting measurement errors in a machine measuring co-ordinates |
Nov. 20, 2001 |
| 6304827 |
Sensor calibration |
Oct. 16, 2001 |
| 6260285 |
Precision workpiece positioning device |
Jul. 17, 2001 |
| 6247241 |
Ball diameter automatic measurement device and method |
Jun. 19, 2001 |
| 6202316 |
Coordinate measuring machine guideway composite structure and method of manufacture |
Mar. 20, 2001 |
| 6182369 |
Pattern forming apparatus |
Feb. 6, 2001 |
| 6178656 |
Method and device for mechanically adjusting graduation-scale carrier members |
Jan. 30, 2001 |
| 6167634 |
Measurement and compensation system for thermal errors in machine tools |
Jan. 2, 2001 |
| 6161298 |
Coordinate measuring apparatus having a bridge configuration |
Dec. 19, 2000 |
| 6145213 |
Position detection apparatus |
Nov. 14, 2000 |
| 5987768 |
Arrangement for fastening a length measurement device |
Nov. 23, 1999 |
| 5890300 |
Coordinate measuring apparatus having a probe movably journalled via several rotational axes |
Apr. 6, 1999 |
| 5832616 |
Length measuring device and method of mounting a length measuring device |
Nov. 10, 1998 |
| 5778549 |
Correcting measurement errors |
Jul. 14, 1998 |
| 5771599 |
Method of and instrument for measuring roll diameter in roll grinder |
Jun. 30, 1998 |
| 5760392 |
Scale for use with a displacement sensor |
Jun. 2, 1998 |
| 5711084 |
Linear encoder |
Jan. 27, 1998 |
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