| 摘要 |
A safety device for a bottle, in a gas apparatus (1) of the type comprising at least a body or case (3), an apparatus (5) for drawing the gas which is partially inserted in the body or case (3), a bottle (4) destined to be inserted in the body (3) to interact with the drawing apparatus (5), an optional gas flow regulator, means for retaining the bottle or cartridge (4) in the body (3) and prevent its accidental egress,
is characterised in that said means comprise an element (7) which is inserted in the body (3) and is so shaped as to allow the extraction or egress of the bottle (4) only after a rising movement of the bottle or cartridge (4) inside the body (3). The method provides for the egress or extraction of the bottle from the body to be able to occur only after a step of raising the bottle inside the body.
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