Gas-combustion type driving tool

摘要

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, is provided with an ejection nozzle (4) provided at a port portion formed at an end portion of a cartridge main body (1) and slidable with respect to the cartridge main body (1); a compression spring (16) for biasing the ejection nozzle (4) so that a tip end of the ejection nozzle (4) protrudes from the cartridge main body (1); and an ejection hole (17) formed at a side wall of a tip end portion of the ejection nozzle (4).