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Class 33/711 - Rolling contact


Subclass of Class 33 - Geometrical instruments
Definition: Subject matter wherein a measuring means has an element
No. of patents: 17
Last issue date: 02/17/2004


NumberTitleIssue Date
6691424Displacement measuring device
A displacement measuring device includes a body which is movable on a plurality of rails and driven by a first shaft. An extension portion is connected to the body and a second shaft connected to the body extends through the extension portion. A first gea...
02/17/2004
6185832Apparatus and method for calipering book signatures
Calipering the thickness of individual books during production, independent of caliper bounce due to elastic resiliency of the books. A caliper roller is held apart from an anvil roller while a book is positioned between the two rollers. The caliper rolle...
02/13/2001
5755918Hand-held labeling apparatus with measuring device and printer
The hand-held apparatus of the present invention includes an integral printer and measuring device so that measurement information obtained from the measuring device may be automatically printed, used to determine additional information to be printed such...
05/26/1998
5618999Apparatus and method for monitoring condition of objects
An apparatus and method for monitoring the condition at or near the surface of objects is disclosed. The apparatus is a vehicle which includes a housing which is supported and translated across the object surface by three wheels. The front or first wheel ...
04/08/1997
5365674Device for measuring the displacement of a swivel of a drilling mast
A device for measuring the movement of a drill pipe string, the end of which is held during drilling by an attachment assembly (12) movably along at least one guide rail (16), comprises a sensor assembly (38) mounted on the attachment assembly with a roll...
11/22/1994
4974333Width measuring device
The edge to edge width of a moving workpiece is measured as the workpiece is transferred over horizontal table rolls between a pair of spaced apart generally horizontal sideguards extending perpendicularly of the axes of the table rolls. A pair of opposed...
12/04/1990
4970802Wheeled measuring device
A wheeled measuring device having selectively usable and positionable hub elements for use with a plurality of different measuring wheels and corresponding gearing for utilization of a counter to provide different readouts in effecting desired measurement...
11/20/1990
4621430Drive for position controlled linearly movable carriage
A carriage drive apparatus positions a carriage along a guide rail. First and second front drive rollers are rotatably mounted on a carriage drive housing on opposite sides of a nonrotating guide rail. The first and second front drive rollers are adapted ...
11/11/1986
4555853Drive for position controlled linearly movable carriage
A carriage drive apparatus positions a carriage along a guide rail. First and second front drive rollers are rotatably mounted on a carriage drive housing on opposite sides of a nonrotating guide rail. The first and second front drive rollers are adapted ...
12/03/1985
4549271Measurement method by numerical control device
Disclosed is a measurement method performed by a numerical control device measurement apparatus having a device for computing and storing the difference between a number of feedback pulses, each of which is generated whenever a movable element moves by a ...
10/22/1985
4535541Device for measuring guide alignment for mine shafts and the like
A guide alignment measuring device for mine skips, cages, elevators and other conveyance systems. The device measures misalignment of one or more guides used in vertical shafts or incline shafts in various types of mining operations, elevator shafts and s...
08/20/1985
4527056Error correction system for position measuring device
A length or angle measuring system is provided in which for the purposes of error correction the graduation of the measuring scale is scanned on both sides of the graduation axis which runs along the measuring direction. The weighting given to the two sid...
07/02/1985
4325188Tracing table for recording the program for an automatic machine, in particular for cutting glass
A Cartesian coordinate tracing table for entering a program into a memory of an automatically controlled machine. The tabel has guide bars extending in the X and Y directions. Two rotary generators which are responsive to movement of a cursor in the X and...
04/20/1982
4151651Coaxial dual dial resettable indicator
A fully adjustable concentric dial indicator comprises a first annular scale member which is adapted to carry indicia around the periphery thereof defining a first circular scale. The second scale member is disposed coaxially of the first and is adapted t...
05/01/1979
4091541Linear measuring apparatus
A linear measuring system for precisely measuring distances along a rather long measurement axis. The apparatus includes an endless measuring cable which is held under tension between a metering drum at one end of the system and an idler drum at the other...
05/30/1978
4026029Apparatus for improving the accuracy of a friction wheel distance measuring device
A flat strip of metal forms the surface on which the friction wheel of a distance measuring device travels. The angle of the strip relative to the path of movement of the friction wheel is made adjustable. By making the perimeter surface of the friction w...
05/31/1977
3936943Measuring system
In connection with a mechanical system comprising a relatively movable part and a relatively stationary part, a tensioned linearly extended tape having precisely spaced openings along its length is attached at its extremities to one of the two mentioned p...
02/10/1976
 
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