Apparatus for making externally threaded fastener or article, e.g., screw, bolt, etc. > Screw fastener making > Having thread cutting means > And severing means > Patents

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Class Information
Number: 470/69
Name: Threaded, headed fastener, or washer making: process and apparatus > Apparatus for making externally threaded fastener or article, e.g., screw, bolt, etc. > Screw fastener making > Having thread cutting means > And severing means
Description: Subject matter wherein the apparatus is further provided with a mechanism capable of penetrating stock material being used to form the fastener by the use of a sharp forming instrument or separating a portion of stock material being used to form the fastener.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
4606249	Reaming tool for threading machines	Aug. 19, 1986
4511826	Control apparatus for metal saw cutter	Apr. 16, 1985
4426178	Pipe cutting and threading device	Jan. 17, 1984
4070723	Method and arrangement for controlling the feeding of rods to a work tool in automatic screw machines and the like	Jan. 31, 1978