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Blank cartridge for training purposes

  • US 3,882,778 A
  • Filed: 03/21/1973
  • Issued: 05/13/1975
  • Est. Priority Date: 03/23/1972
  • Status: Expired due to Term
First Claim
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1. BLANK CARTRIDGE FOR TRAINING PURPOSES COMPRISING AN CLONGATED CASE OF THERMOPLASTIC SYNTHETIC RESIN, SAID CASE FORMING AND ELONGATED HALLOW SIMULATED PROJECTILE AND A POWDER CHAMBER LONGITUDINAL EXTENDING RUPTURING MEANS PROVIDED IN THE WALL OF SAID CASE AND EXTENDING FROM THE TIP OF SAID SIMULATED PROJECTILE OVER AT LEAST SUBSTANTIALLY THE ENTIRE LENGTH OF SAID SIMULATED PROJECTILE, SAID RUPTURING MEANS BEING RUPTURABLE ALONG THE LENGTH THEREOF IN RESPONSE TO A PREDETERMINED INTERNAL GAS PRESSURE, AND LONGITUDINAL EXTENDING WEAKENING MEANS PROVIDED IN THE WALL OF SAID CASE FOR ENHANCING THE DEFORMABILITY OF SAID CASE, SAID WEAKENING MEANS BEING CONSTRUCTED SO THAT THE WALL PORTION PROVIDED WITH SAID WEAKENING MEANS REMAINS INTACT AT THE PREDETERMINED GAS PRESSURE.

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