| 摘要 |
<p>Wind switch to be installed on outdoor devices to be protected from the wind. The switch comprises a spring, strip or coil (1), which supplies a force opposite to the wind and is physically connected to the surface (5) by one of its extremities, while the other extremity is connected to a fixed point; a surface (5) in the shape of a plate, cylinder or sphere, which is exposed to the wind force and creates a force opposite to the one provided by the spring (1); a permanent magnet (7), physically attached to the surface (5) such that it moves therewith, and two ferrous contacts (11), enclosed under vacuum inside a glass tube (10) and connected to the Local Control Point (17) of each device on which the wind switch is installed.</p> |
