US Patent Application 18202484. VALVE ACTUATOR simplified abstract

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VALVE ACTUATOR

Organization Name

LG ELECTRONICS INC.

Inventor(s)

Joohang Kang of Seoul (KR)

Youngchan Ahn of Seoul (KR)

VALVE ACTUATOR - A simplified explanation of the abstract

This abstract first appeared for US patent application 18202484 titled 'VALVE ACTUATOR

Simplified Explanation

The patent application describes a valve actuator that uses a motor and gear assembly to control the movement of a ball valve.

  • The gear assembly includes an input gear connected to the motor shaft, an output gear connected to the valve stem, and a power transmission gear that connects the input gear to the output gear.
  • The power transmission gear includes a first gear set that includes a clutch shaft that can move up and down.
  • The first gear set also includes a first gear and a second gear that are connected to the clutch shaft.
  • Depending on the vertical movement of the clutch shaft, the first and second gears can either disengage or engage with each other.

Overall, this patent application presents a design for a valve actuator that uses a gear assembly with a clutch mechanism to control the movement of a ball valve.


Original Abstract Submitted

A valve actuator includes: a motor and a gear assembly transmitting a driving force of the motor to a ball valve. The gear assembly includes: an input gear coupled to a rotational shaft of the motor and rotating with the rotational shaft, an output gear spaced apart from the input gear, coupled to a stem of the ball valve, and transmitting a rotational force of the input gear to the stem, and a power transmission gear transmitting the rotational force of the input gear to the output gear and including a first gear set disposed between the input gear and the output gear. The first gear set includes a clutch shaft moving in a vertical direction, and a first gear and a second gear that are coupled to the clutch shaft and, based on vertical movement of the clutch shaft, disengage from or couple to each other.