Metal tools and implements – making – Blank or process – Drill
Patent
1999-03-15
2000-11-14
Watts, Douglas D.
Metal tools and implements, making
Blank or process
Drill
76112, B21D 3100
Patent
active
061454109
ABSTRACT:
A method of making a cutting blade using a fiber composite tape formed into a continuous closed loop. The tape is selected and prepared such that at least some of the fibers form an acute angle with the cutting edge.
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