US 12,442,466 B2
Installation integrity detector for solenoid valve
Peter Lindsay, Wantage, NJ (US); Frank A. Ferrarese, West Caldwell, NJ (US); and Michael A. Brendel, Morristown, NJ (US)
Assigned to Automatic Switch Company, Florham Park, NJ (US)
Filed by Automatic Switch Company, Florham Park, NJ (US)
Filed on Mar. 19, 2021, as Appl. No. 17/207,430.
Claims priority of provisional application 62/992,857, filed on Mar. 20, 2020.
Prior Publication US 2021/0293353 A1, Sep. 23, 2021
Int. Cl. F16K 37/00 (2006.01); F16K 31/06 (2006.01)
CPC F16K 37/0041 (2013.01) [F16K 31/0675 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A solenoid valve, comprising:
a valve body having an inlet and an outlet;
an actuator assembly coupled to the valve body and configured to control flow from the inlet to the outlet, wherein the actuator assembly comprises an actuator including a housing and a coil disposed in the housing, and a core tube having a first portion disposed at least partially through the coil and a second portion that extends beyond an end of the coil opposite the valve body when the actuator assembly is operably coupled to the valve body, wherein the actuator is configured to be removably and slideably disposed onto the core tube; and
a monitoring assembly configured to monitor whether the actuator is operably disposed onto the core tube, the monitoring assembly comprising
a detector; and
a target fixedly disposed on the second portion of the core tube;
wherein the detector is configured to detect at least one of presence of the target, absence of the target and a combination thereof.