Patent ID: 9689505
Date: 2017-06-27
CPC Classifications: F15B,F16K,Y10T

Claim:
1. A valve remote control apparatus configured to mechanically connect, to a manual operating portion of an existing manual valve, an output shaft of an air motor configured to rotate using an air pressure as a drive source, and to remotely control the manual valve, the valve remote control apparatus comprising: a solenoid valve operated by an operation signal transmitted and received wirelessly between a contact information terminal portion and a contact information operating portion; a discrete limit switch that detects linear position by detecting an end position, the discrete limit switch configured to detect a full-open state and a full-close state of the air motor, and to output contact information, wherein the air pressure for driving and rotating the air motor is supplied via the solenoid valve, wherein the contact information operating portion includes a contact information reading portion configured to read the contact information output, and wherein the contact information terminal portion includes a contact information analyzing portion configured to cause, when confirming that the contact information read to the contact information reading portion is turned on, transition of the contact information to an off-state.