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Class Information
Number: 33/DIG.2
Name: Geometrical instruments > Air
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7594338 |
Contour measuring probe for measuring aspects of objects |
Sep. 29, 2009 |
| 7540096 |
Vacuum-actuated spherometer |
Jun. 2, 2009 |
| 7520067 |
Three-dimensional measurement probe |
Apr. 21, 2009 |
| 6871846 |
Suction-attached support device and method |
Mar. 29, 2005 |
| 6701633 |
Apparatus and method for measuring a shape using multiple probes |
Mar. 9, 2004 |
| 6588118 |
Non-contact sheet sensing system and related method |
Jul. 8, 2003 |
| 6526671 |
Adapter for checking the angular alignment of a roller which is to be precisely supported |
Mar. 4, 2003 |
| 6460257 |
Scribing method and apparatus |
Oct. 8, 2002 |
| 6357134 |
Height gauge |
Mar. 19, 2002 |
| 6308431 |
Air chuck with measuring function |
Oct. 30, 2001 |
| 6219931 |
Target base for a measuring system |
Apr. 24, 2001 |
| 6212786 |
Thin board holding device and method of and apparatus for measuring thickness of thin board |
Apr. 10, 2001 |
| 6192593 |
Internal shoe sizing apparatus and method for sizing shoes |
Feb. 27, 2001 |
| 6178657 |
Apparatus and method for measuring the relative differential length in a sheet of material |
Jan. 30, 2001 |
| 6082010 |
Stage apparatus having rotary table |
Jul. 4, 2000 |
| 6070332 |
Wheel alignment apparatus |
Jun. 6, 2000 |
| 6061917 |
Tool presetting device |
May. 16, 2000 |
| 6029361 |
Air-guage nozzle probe structure for microlithographic image focusing |
Feb. 29, 2000 |
| 6006437 |
Plug gauge for checking geometric features of parts with rotational symmetry |
Dec. 28, 1999 |
| 5979070 |
Method and apparatus for selectively locking a movement direction of a coordinate measurement probe |
Nov. 9, 1999 |
| 5915810 |
Telescoping measuring stick with air damped closure and frictional locking |
Jun. 29, 1999 |
| 5653037 |
Apparatus and method for measurement of tapped hole |
Aug. 5, 1997 |
| 5619803 |
Pneumatic measurement plug |
Apr. 15, 1997 |
| 5528938 |
Method and apparatus for measuring length of conduit and for diagnosing inside of conduit |
Jun. 25, 1996 |
| 5505086 |
Method and apparatus for measuring length of conduit and for diagnosing inside of conduit |
Apr. 9, 1996 |
| 5473822 |
Continuous air flow probe transducer gage assembly |
Dec. 12, 1995 |
| 5357684 |
Centering device for a mechanical probe |
Oct. 25, 1994 |
| 5347723 |
Air bearing control system |
Sep. 20, 1994 |
| 5246316 |
Work table orientation apparatus and method |
Sep. 21, 1993 |
| 5193286 |
Modular gage |
Mar. 16, 1993 |
| 5191720 |
Spot welding inspecting apparatus |
Mar. 9, 1993 |
| 5174039 |
Displacement-measuring apparatus, and static-pressure bearing device for use in the displacement-measuring apparatus |
Dec. 29, 1992 |
| 5163232 |
Semiconductor lead planarity checker |
Nov. 17, 1992 |
| 5107597 |
Magnetic compass |
Apr. 28, 1992 |
| 5022258 |
Gas gage with zero net gas flow |
Jun. 11, 1991 |
| 4854156 |
Pneumatic surface-following control system |
Aug. 8, 1989 |
| 4852262 |
Gauge for in situ measurement of borehole diameter |
Aug. 1, 1989 |
| 4719705 |
Reticle transporter |
Jan. 19, 1988 |
| 4704896 |
Air gage assembly |
Nov. 10, 1987 |
| 4627168 |
Gage position control |
Dec. 9, 1986 |
| 4586266 |
High precision gaging block |
May. 6, 1986 |
| 4563820 |
Aligning system |
Jan. 14, 1986 |
| 4532716 |
Tool presetting device with tapered air spindle mount |
Aug. 6, 1985 |
| 4525930 |
Apparatus for carrying machine elements |
Jul. 2, 1985 |
| 4507868 |
Coordinate measuring machine with a self aligning pneumatic counterbalance |
Apr. 2, 1985 |
| 4490913 |
Low contact force position sensing probe |
Jan. 1, 1985 |
| 4389781 |
Pneumatic counterbalance for a coordinate measuring machine |
Jun. 28, 1983 |
| 4377036 |
Precision measuring apparatus having a measuring interval sealed from environmental influences |
Mar. 22, 1983 |
| 4354379 |
Methods and apparatus for testing roundness and straightness of pipes and tubings |
Oct. 19, 1982 |
| 4326338 |
Area comparison gage |
Apr. 27, 1982 |
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