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Class 29/7.2 - By use of reciprocating cutter or die


Subclass of Class 29 - Metal working
Definition: Process or apparatus which travel back and forth in a straight
No. of patents: 2
Last issue date: 02/27/1990


NumberTitleIssue Date
4903384Apparatus for the manufacture of a roll of coiled, clamped barbed wire
A method and apparatus for providing barbed strap coils without a core by means of a ring coiling device (50) that has no winder provides a single clamping device (96), whereby the coiling is interrupted for the placement of a clamp. A guide device (11B) ...
02/27/1990
4028925Apparatus and method for forming barbed tape
A machine having blanking, barb forming and bending stations is provided for making a coil of metal tape from a substantially planar linear strip of metal stock wherein such strip is fed in sequence to the stations in a single pass through the machine to ...
06/14/1977
 
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