A hydraulic lock is installed on the vertical leg cylinder to avoid extending of the leg piston rod in operation.
在支腿垂直油缸上装有液压锁,能可靠地防止行驶时支腿活塞杆伸出。
2
A piston and scraper assembly (26) for a high-pressure liquid chromatography column (1) is provided with a snap lock between the piston (5) and the scraper (25).