In the gravity type shelf storage, because the goods from the influence of gravity,accelerated motion in warehousing slideway inclined, if allowed free movement
Impact, goods shelves, may cause damage to the goods, safety operation personnel and the overall structure of the damaged goods. The damper has played a very important role in the. Damper gravity type shelf, also known as reducer, which eliminate the gravity acceleration of gravity shelves of goods, so that the goods can be stable, slow down along the track, to eliminate potential safety problems. To ensure the safety of goods and operating personnel. The damping can be divided into external and internal.