| 摘要 |
<p>The operating device heard includes a cylinder (3) containing a piston (5), rotary motion of which is supported by an anti-twist protector formed by a linear guide on the cylinder's side, in which the piston and engages with a transfer element (25). The anti-twist protector is formed by a protective cap (11) which protects at least the part of the piston inside the cylinder against external influences, and which is connected to the piston and to a component of on the cylinder side (21) so that it cannot turn.</p> |
