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Class Information
Number: 29/407.03
Name: Metal working > Method of mechanical manufacture > With testing or indicating > Torquing threaded assemblage or determining torque herein > Determining relative number of threaded member rotations
Description: Process wherein the number of rotations of the threaded component is measured or the threaded component is rotated a fixed angular amount after a predetermined event is observed.

Patents under this class:

Patent Number Title Of Patent Date Issued
8132316 Handheld microprocessor controlled pneumatic tappet setting system Mar. 13, 2012
7908727 Fastener insertion apparatus and method Mar. 22, 2011
7823465 Bolt fastening method and apparatus Nov. 2, 2010
7673377 Fastener insertion apparatus and method Mar. 9, 2010
7568522 System and method for deflection compensation in power drive system for connection of tubulars Aug. 4, 2009
7350286 Rotational and axial power transmitting apparatus Apr. 1, 2008
6951052 Fastener insertion apparatus and method Oct. 4, 2005
6857189 Method and apparatus for assembling a hydrodynamic bearing Feb. 22, 2005
6782594 Method and apparatus for auditing a tension load in the threaded fastener Aug. 31, 2004
6684506 Bearing assembly adjustable spacer and gage part adjustment method Feb. 3, 2004
6615471 Method of locating the blade holders in a fin folding machine Sep. 9, 2003
6539603 Method for self-programming a power nutrunner control system during initial tightening processes Apr. 1, 2003
6385837 Method and apparatus for fixedly connecting threaded tubes, and recording medium storing control program for practicing or controlling those method and apparatus May. 14, 2002
6233807 Process for automatically screw-connecting two components May. 22, 2001
6212763 Torque-turn system for a three-element sucker rod joint Apr. 10, 2001
6021555 Method of inserting a threaded fastener into a fastening element Feb. 8, 2000
5604968 Fastener system including a swage fastener and tool for installing same Feb. 25, 1997
5321506 Automatic screw-on pipe couplings Jun. 14, 1994
5233742 Method and apparatus for controlling tubular connection make-up Aug. 10, 1993
5212862 Torque-angle window control for threaded fasteners May. 25, 1993
5125156 Process for setting bearings Jun. 30, 1992
5065494 Method of securing fastener Nov. 19, 1991
5040827 Method and apparatus for improved oilfield connections Aug. 20, 1991
5014794 Power driven tool and drive system therefor May. 14, 1991
4995145 Reduction of relaxation induced tension scatter in fasteners Feb. 26, 1991
4987669 Method of tightening screw Jan. 29, 1991
4906980 Detector of false rotation of power screwdriver Mar. 6, 1990
4639996 Screw fastening method Feb. 3, 1987
4620450 Method of evaluating tightening condition of screw Nov. 4, 1986
4592125 Method and apparatus for analysis of torque applied to a joint Jun. 3, 1986
4413396 Microprocessor control yield point tightening system Nov. 8, 1983
4402052 Apparatus for making threaded joints incorporating a make-up speed controller Aug. 30, 1983
4377129 Apparatus for coating moving strips and a method for producing the apparatus Mar. 22, 1983
4365402 Method for counting turns when making threaded joints Dec. 28, 1982
4361945 Tension control of fasteners Dec. 7, 1982
4344216 Apparatus and method for tightening an assembly Aug. 17, 1982
4283830 Method and apparatus of monitoring the screwing home of a threaded element by a power tool Aug. 18, 1981
4219921 Tension control of fasteners Sep. 2, 1980
4208775 Method and apparatus for making threaded joints Jun. 24, 1980
4179786 Tension control of fasteners Dec. 25, 1979
4176436 Method and apparatus for counting turns when making threaded joints Dec. 4, 1979
4106176 Method and apparatus for fastener tensioning Aug. 15, 1978
4104778 Method and apparatus for fastener tensioning Aug. 8, 1978
4104780 Method and system for tightening joint assembly Aug. 8, 1978
4095325 Method for tightening bolts Jun. 20, 1978

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