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Class Information
Number: 82/71
Name: Turning > Severing or cut-off > Infeed means > With means to circumrotate tool(s) about work > Fluid means for relative tool actuation
Description: Devices including gaseous or liquid means to cause tool movement.

Patents under this class:

Patent Number Title Of Patent Date Issued
6543319 Tool for machining workpieces by removing material Apr. 8, 2003
6253650 Hydraulic coupling for feeding fluid-driven actuators-particularly hydraulic motors, mounted on a rotating structure Jul. 3, 2001
4807502 Tube cutting apparatus Feb. 28, 1989
4538489 Method and apparatus for cutting off top seal parts of containers made of synthetic resin Sep. 3, 1985
4411179 Apparatus for cutting tubing into predetermined lengths Oct. 25, 1983
4347770 Apparatus and method for radially cutting cylindrical material Sep. 7, 1982
4279181 Tool control head for pipe and tubing cutting machine Jul. 21, 1981
4267754 Carcass band end trimmer May. 19, 1981
4251917 Portable drum opener Feb. 24, 1981
4235137 Tube cutter Nov. 25, 1980
4116095 Metal sawing or milling machine Sep. 26, 1978
4072072 Dual tire cutting machine Feb. 7, 1978

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