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Class Information
Number: 29/240
Name: Metal working > Means to assemble or disassemble > By rotation of work part
Description: Apparatus in which the apparatus assembles or disassembles parts by rotating one or more parts with respect to another part or parts.










Sub-classes under this class:

Class Number Class Name Patents
29/240.5 Means to insert or remove helix 44


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
4344216 Apparatus and method for tightening an assembly Aug. 17, 1982
4333220 Method and apparatus for tightening an assembly including a pre-load indicating fastener Jun. 8, 1982
4330917 Seal extracting tool May. 25, 1982
4324030 Apparatus for removing a grinding wheel Apr. 13, 1982
4318317 Apparatus for assembling trophies Mar. 9, 1982
4316316 Shipping assembly for a hydraulic jack Feb. 23, 1982
4309123 Method and apparatus for fastening misaligned structural members Jan. 5, 1982
4304156 Apparatus for applying covers to nuclear reactor vessels Dec. 8, 1981
4299144 Hand tool and method for using same Nov. 10, 1981
4297923 Automatic tightener/loosener for intercell electrical connectors Nov. 3, 1981
4295257 Work stand for vertical turbine pumps Oct. 20, 1981
4290180 Fixture for special gears, particularly of bicycles Sep. 22, 1981
4288898 Control rod drive mechanism closure device Sep. 15, 1981
4287498 Tuning arrangement for electrical components Sep. 1, 1981
4285112 Tension control of fasteners Aug. 25, 1981
4283830 Method and apparatus of monitoring the screwing home of a threaded element by a power tool Aug. 18, 1981
4282640 Tension control of fasteners Aug. 11, 1981
4282640 Tension control of fasteners Aug. 11, 1981
4280380 Tension control of fasteners Jul. 28, 1981
4274188 Tension control of fasteners Jun. 23, 1981
4272209 Anti-vandalism nut assembly Jun. 9, 1981
4268944 Tension control of fasteners May. 26, 1981
4267629 Tension control of fasteners May. 19, 1981
4265008 Tool for placing self-drilling dowels May. 5, 1981
4265011 Remote-controlled screwing device May. 5, 1981
4262410 Protector removal tool Apr. 21, 1981
4261232 Apparatus for tightening fasteners on axially connected rod-like members Apr. 14, 1981
4259772 Tension control of fasteners Apr. 7, 1981
4259773 Tension control of fasteners Apr. 7, 1981
4259775 Tension control of fasteners Apr. 7, 1981
4257151 Inspection station for beverage containers Mar. 24, 1981
4255846 Tension control of fasteners Mar. 17, 1981
4246685 Tension control of fasteners Jan. 27, 1981
4246939 Automatic screw driving apparatus Jan. 27, 1981
4245381 Tension control of fasteners Jan. 20, 1981
4245382 Tension control of fasteners Jan. 20, 1981
4244095 Tension control of fasteners Jan. 13, 1981
4241488 Tension control of fasteners Dec. 30, 1980
4235006 Tension control of fasteners Nov. 25, 1980
4233721 Tension control of fasteners Nov. 18, 1980
4233723 Tension control of fasteners Nov. 18, 1980
4233722 Tension control of fasteners Nov. 18, 1980
4231454 Torque wrench with clutches in series Nov. 4, 1980
4228576 Tension control of fasteners Oct. 21, 1980
4226015 Tension control of fasteners Oct. 7, 1980
4226014 Tension control of fasteners Oct. 7, 1980
4224729 Continuous rotary and work process apparatus Sep. 30, 1980
4219920 Tension control of fasteners Sep. 2, 1980
4219921 Tension control of fasteners Sep. 2, 1980
4219922 Tension control of fasteners Sep. 2, 1980

1 2 3 4 5 6










 
 
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