| 摘要 |
<p>The smoke gun has a cylindrical compartment (1) with a movable lid (4) in which is an opening (5) in the form of a nozzle. A horizontal piston pump (6) which is manually operated discharges the smoke, and is supported by the lid (4). The cylindrical body (7) of the piston (8) has a rod (9) on the end of which is a control handle (10). The rear of the pump (6) has a hole (11) for air, and a non-return valve (12) is mounted in the piston (8). A funnel-shaped opening (14) connects the compartment in front of the piston (8) and the cylindrical compartment (1). A handle is fixed to the side of the lid (4) opposite the spout (5), by means of balls (16) inside a duct (17). A passage (18) connects the compartment (1) with the spout (5).</p> |
