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Class Information
Number: 33/734
Name: Geometrical instruments > Distance measuring > Of flexible material > By rolling contact
Description: Subject matter having means adapted to bear on the material and caused to rotate by relative movement between the measuring means and material.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7458170 |
Automatic cord length measuring device |
Dec. 2, 2008 |
| 7377051 |
Coiled tubing counter |
May. 27, 2008 |
| 7263782 |
Cable actuated position sensor with spring located inside the cable drum |
Sep. 4, 2007 |
| 7173197 |
Handheld fish measuring apparatus with integral camera |
Feb. 6, 2007 |
| 6209852 |
Removable chain hoist position encoder assembly |
Apr. 3, 2001 |
| 5438762 |
Means to establish and maintain an engagement chord for pliable and inflatable members in a desired plane in a measuring apparatus |
Aug. 8, 1995 |
| 5351531 |
Depth measurement of slickline |
Oct. 4, 1994 |
| 5152158 |
Apparatus for measuring and controlling the amount of yarn withdrawn from a warp beam of a warp knitting machine |
Oct. 6, 1992 |
| 5065527 |
Length measuring and positive drive apparatus |
Nov. 19, 1991 |
| 5048196 |
Position sensing arrangement in a working device |
Sep. 17, 1991 |
| 4970802 |
Wheeled measuring device |
Nov. 20, 1990 |
| 4798003 |
Thread measuring device |
Jan. 17, 1989 |
| 4715550 |
Method and apparatus for controlling the effective length of thread packages |
Dec. 29, 1987 |
| 4635216 |
Length measuring device for a thread |
Jan. 6, 1987 |
| 4598479 |
Timing wheel for card encoder |
Jul. 8, 1986 |
| 4570348 |
Measuring apparatus |
Feb. 18, 1986 |
| 4382336 |
Line length measuring device |
May. 10, 1983 |
| 4373266 |
Equipment for continuously measuring the length of an endless material being wound up into a circular package |
Feb. 15, 1983 |
| 4085509 |
Apparatus for compensating for the heaving of a floating drilling platform for connection with apparatus for measuring the rate of penetration of pipe run into an offshore well |
Apr. 25, 1978 |
| 3972124 |
Device for measuring the length of a member |
Aug. 3, 1976 |
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