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Class Information
Number: 33/555.1
Name: Geometrical instruments > Gauge > Circular size
Description: Subject matter wherein the contact member contacts a point on the external surface of a circular article to determine the size of the article.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7437827 |
Headwear-size measuring apparatus |
Oct. 21, 2008 |
| 7415774 |
Method and arrangement for measuring the position of a circular object |
Aug. 26, 2008 |
| 7398602 |
Precision dendrometer |
Jul. 15, 2008 |
| 7353609 |
Hole location method and apparatus |
Apr. 8, 2008 |
| 7310891 |
Head for the linear dimension checking of mechanical pieces |
Dec. 25, 2007 |
| 7251901 |
Measurement device and process |
Aug. 7, 2007 |
| 7228640 |
Feeler device for workpieces being machined |
Jun. 12, 2007 |
| 7197837 |
Gauge assembly for measuring diameter and total indicated runout |
Apr. 3, 2007 |
| 7137210 |
Measuring head |
Nov. 21, 2006 |
| 7107696 |
Electric micrometer for sensing the diameter of a cylindrical body |
Sep. 19, 2006 |
| 7086169 |
Method and apparatus for best fitting two or more items |
Aug. 8, 2006 |
| 7047658 |
Apparatus and method to measure the dimensional and form deviation of crankpins at the place of grinding |
May. 23, 2006 |
| 7020324 |
Precision measurement of tube wall thickness |
Mar. 28, 2006 |
| 6996913 |
Circumferential measurement of tubular members |
Feb. 14, 2006 |
| 6952884 |
Apparatus for checking dimensional and geometrical features of pins |
Oct. 11, 2005 |
| 6948258 |
Device for measuring the internal diameter of a pipe |
Sep. 27, 2005 |
| 6931748 |
Riser and tubular inspection systems |
Aug. 23, 2005 |
| 6904941 |
Helically formed cylinder of varying length and diameter |
Jun. 14, 2005 |
| 6868618 |
Gauge and method |
Mar. 22, 2005 |
| 6851202 |
System and method for selection of bearings |
Feb. 8, 2005 |
| 6848190 |
Apparatus for the in-process dimensional checking of orbitally rotating crankpins |
Feb. 1, 2005 |
| 6820347 |
Electronic micrometer for sensing the diameter of a cylindrical body |
Nov. 23, 2004 |
| 6817110 |
Measuring tape system |
Nov. 16, 2004 |
| 6817109 |
Apparatus and method for measuring circularity of circular parts |
Nov. 16, 2004 |
| 6810599 |
Pin tip sharpness measurement gauge |
Nov. 2, 2004 |
| 6775921 |
Method for fabricating an annular scale |
Aug. 17, 2004 |
| 6763602 |
Method for measuring free-state diameter of metal ring |
Jul. 20, 2004 |
| 6754973 |
Peripheral surface shape measuring apparatus of roll-like object |
Jun. 29, 2004 |
| 6711829 |
Method for measuring work portion and machining method |
Mar. 30, 2004 |
| 6688015 |
System and method for selection of wheel bearings |
Feb. 10, 2004 |
| 6690991 |
Machine control gage system performing roundness measuring function |
Feb. 10, 2004 |
| 6678962 |
Device and method for assessing the geometry of a heart valve |
Jan. 20, 2004 |
| 6643943 |
Apparatus for the in-process dimensional checking of orbitally rotating crankpins |
Nov. 11, 2003 |
| 6634114 |
Gage set for measuring inside and outside diameters of ring shaped parts |
Oct. 21, 2003 |
| 6598307 |
Device and method for assessing the geometry of a heart valve |
Jul. 29, 2003 |
| 6578281 |
Apparatus and method for measuring spherical article |
Jun. 17, 2003 |
| 6564466 |
Measuring apparatus for pulley |
May. 20, 2003 |
| 6543151 |
Apparatus for determining diameter of an object and method thereof |
Apr. 8, 2003 |
| 6526671 |
Adapter for checking the angular alignment of a roller which is to be precisely supported |
Mar. 4, 2003 |
| 6499222 |
Template for measuring edge width and method of using |
Dec. 31, 2002 |
| 6490805 |
Bore gage head assembly |
Dec. 10, 2002 |
| 6473981 |
Diameter indicator for use with groove forming tools |
Nov. 5, 2002 |
| 6467181 |
Device for measuring radius of grindstone in grinding machine |
Oct. 22, 2002 |
| 6460260 |
Mobile cruiser machine for forestry applications |
Oct. 8, 2002 |
| 6430832 |
Apparatus for the in-process dimensional checking of cylindrical parts |
Aug. 13, 2002 |
| 6398635 |
Shellfish opening knife with hinged blade guard |
Jun. 4, 2002 |
| 6381861 |
Effective diameter system |
May. 7, 2002 |
| 6357129 |
Optical non-contacting cylindricity gauge |
Mar. 19, 2002 |
| 6332275 |
Margin inspector for IC wafers |
Dec. 25, 2001 |
| 6330753 |
Gauge for measuring large diameter |
Dec. 18, 2001 |
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