Patent ID: 8051755

Claim:
A feed rod vibration prevention support of a material feeder comprising: a guide device for guiding a feed rod moving to feed a material to a working machine; and a fluid supply system for feeding a fluid to the feed rod and for allowing the fluid to flow through the guide device, the guide device including a support guide, plural bushes supported by the support guide, the plural bushes being spaced from each other and having the feed rod placed thereon, and plural elastic materials spaced from each other and located on the support guide between respective ones of the plural bushes and the support guide, at least one bush of the plural bushes having a first elastic material of the plural elastic materials with a contact surface contacting a contact surface of the support guide, and the fluid supply system including fluid reservoirs located on the support guide and defined by neighboring ones of the plural bushes and the plural elastic materials, and a fluid path between the support guide and the at least one bush, the fluid path extending between neighboring ones of the fluid reservoirs partitioned by the at least one bush and the first elastic material, the fluid path being a hole that is defined by the contact surface of the support guide and the contact surface of the first elastic material and connecting said neighboring ones of the fluid reservoirs, wherein the fluid flows between the neighboring ones of the fluid reservoirs through the fluid path between the support guide and the at least one bush.