Patent ID: 8505796
Filing Date: 2013-08-13
Classification: B25C,B65D,F17C

Abstract:
1. A fuel cartridge, which is capable of being mounted on a tool main body of a gas-combustion type driving tool so as to supply fuel gas to a striking mechanism of the tool main body, the fuel cartridge comprising: an ejection nozzle provided at a port portion formed at an end portion of a cartridge main body and slidable with respect to the cartridge main body; a compression spring for biasing the ejection nozzle so that a tip end of the ejection nozzle protrudes from the cartridge main body; an adaptor sleeve provided at a periphery of the ejection nozzle; and an inner plate slidable within the adaptor sleeve and having a fitting hold which fits with the ejection nozzle, wherein the inner plate is biased in a direction of protruding to an outside of the adaptor sleeve, wherein the inner plate is biased so as to protrude outward toward an opening end of the adaptor sleeve.