SHUTOFF-OPENING DEVICES AND FLUID CONTROL APPARATUS COMPRISING SUCH DEVICES
摘要
<p>A valve main body is internally formed with a main channel extending from a rear end face thereof nearly to a first valve actuator, and two subchannels communicating with the main channel via second and third valve actuators, respectively. The valve main body has a slanting face extending forwardly downward and having the first valve actuator mounted thereon.</p>
