ACTUATOR WITH A PISTON STROKE END INDICATION Russian patent published in 2008 - IPC F15B15/28 F15B11/12 F15C3/10 G06D1/00 

FIELD: engines and pumps.

SUBSTANCE: actuator is designed for automatic control air-operated systems. The said actuator with a piston stroke end indication incorporates a cylinder, a piston with a rod accommodated inside the cylinder to form a head and rod ends, each furnished with an inlet branch. The aforesaid actuator compares favourably with known designs in that it incorporates two jet discrete monostable elements, with the first said element inlet communicating with the rod end inlet branch, while the second one communicates with the head end inlet branch.

EFFECT: simpler design, higher reliability and performances.

1 dwg