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Projectile rotating band

  • US 2,928,348 A
  • Filed: 01/07/1955
  • Issued: 03/15/1960
  • Est. Priority Date: 01/07/1955
  • Status: Expired due to Term
First Claim
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3. A PROJECTILE PROVIDED WITH A ROTATING BAND THEREON WHICH COMPRISES A RING OF POROUS, THREE-DIMENSIONAL, HELICALLY WOVEN DUCTILE WIRE MECH HAVING AN ANGLE OF WIRE CROSSING, GRAINWISE, OF LESS THEN 90*, THE DUCTILE WIRES WELDED TO EACH OTHER AT THEIR CROSSINGS, A DENSITY OF FROM ABOUT 60 TO 85, A PORE SIZE OF ABOUT 10 MICRONS AND LESS AND FILED WITH ESSENTIALLY SINTERED POLYTETRAFLUOROETHYLENE.

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