| 摘要 |
PURPOSE: An air cylinder is provided to obtain moderate supply pressure of compressed air by evaluating the action of a piston to the supply pressure of the compressed air by using the scale on an inside observation window. CONSTITUTION: An air cylinder composed of a cylinder body, a piston rod and a piston(250) additionally comprises an inside observation window(260) on a certain position of the cylinder body to confirm the state of action inside the cylinder body. Herein, the inside observation window is transparent and marked with scale thereon. Thereby, a user confirms the movement of the piston via the inside observation window with naked eyes.
|
