Variable valve for exhaust pipe

Abstract

This article is a variable valve for an exhaust pipe that is attached and used in the middle of an automobile exhaust pipe. As shown in the reference perspective view showing the open state and the reference perspective view showing the usage state, this variable valve for an exhaust pipe includes a metal frame member that is attached in the middle of the exhaust pipe and forms a part of the pipe of the exhaust pipe, a metal valve body that rotates within the frame member to open and close the pipe, and an operation unit that is fixed on the frame member to open and close the valve body. The reference perspective view showing the open state is a reference perspective view with the valve body rotated to open the pipe. The reference perspective view showing the usage state is a reference perspective view showing the usage state with this variable valve for an exhaust pipe attached in the middle of an automobile exhaust pipe.

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