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Cartridge for explosively operated industrial tools

  • US 4,913,055 A
  • Filed: 08/16/1989
  • Issued: 04/03/1990
  • Est. Priority Date: 08/16/1989
  • Status: Expired due to Term
First Claim
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1. An improved cartridge for use with explosively operated industrial tools, said cartridge comprising:

  • an elongated shell open at one end and closed at a base end, said shell having a chamber adjacent said base end;

    powder deposed in said chamber;

    a gas check of plastics material and having an outwardly open aperture in one end and a rigid washer between said aperture and another end, said gas check positioned in said shell adjacent said powder with said aperture facing the open end; and

    a primer positioned in said aperture.

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