Fig. 1
From: Effect of gas flow rate on the gas-lubricated piston in a stirling cryocooler

A structure of a gas-lubricated piston7. 1-Piston rod; 2-Guide piston; 3-Valve plate seat; 4-Valve plate; 5-Piston insert; 6-Push piston.
From: Effect of gas flow rate on the gas-lubricated piston in a stirling cryocooler

A structure of a gas-lubricated piston7. 1-Piston rod; 2-Guide piston; 3-Valve plate seat; 4-Valve plate; 5-Piston insert; 6-Push piston.