Holder of gas injection tube, installation section and portable die gas injection cleaning instrument of gas injection tube

摘要

P To provide a gas jet tube holder capable of attaching the gas jet tube of a portable gas jet cleaning instrument to the inside of a metal valve body in a freely detachable manner so as to prevent the same from flying out during use, a gas jet tube attaching part and the portable gas jet cleaning instrument. PSOLUTION: The gas jet tube holder is attached to the inner surface of the gas discharge opening part of a pressure reducing device body connected to a small-sized gas cartridge and composed of a holder body and a support projection. The holder body has the insertion part of a gas jet tube extending in its length direction therein and the support projection is provided to the intermediate part in the length direction of the holder body to elastically grasp the gas jet tube inserted in the holder body. The holder body is divided in a circumferential direction together with the support projection. PCOPYRIGHT: (C)2011 and JPO& INPIT