| 摘要 |
<p>The pendant for a winch comprises a generally rectangular elongated box formed by stacking a number of generally rectangular push button modules on a generally rectangular base which is in turn connected to a pneumatic actuator for a winch by hose device. Each of the push button modules are further provided with a push button connected to a balanced spool stem sequentially addressing an air pressure inlet supply port, an appropriate signal port, and an exhaust port as a device for effecting winch control.</p> |
