Patent ID: 9381636
Filing Date: 2016-07-05
CPC Classification: B25C,B65D,F17C

Claim Text:
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 ejection hole formed at a side wall of a tip end portion of the ejection nozzle; an adaptor sleeve provided at a periphery of the ejection nozzle; and an inner plate slidable within the adaptor sleeve and having a fitting hole which fits with the ejection nozzle, wherein, in a standby mode, the inner plate engages with an engagement edge of the adaptor sleeve in a manner that a protrusion edge formed at an outer peripheral end of the inner plate engages with the engagement edge of the adaptor sleeve.