| 摘要 |
The aerosol canister (1) has a valve and a projectile nozzle (3) with a lever (6) to operate it. The lever has a shutter (8) covering the valve outlet, a pressure trigger (7), and a peg (14) interacting with a cam (15) to tilt the valve to open it. The lever is return to its initial position by a flexible element (11) on the side of the nozzle. |
