公开(公告)号：US3835955A

公开(公告)日：1974-09-17

申请号：US41569673

申请日：1973-11-14

Applicant: COMBUSTION ENG

Inventor： HARKNESS R

IPC: G10K11/16 ,  E04B1/84

CPC classification number: G10K11/168

Abstract: Noise reducing apparatus for a vibrating screen sifting machine including a jacket made of lead-impregnated plastic and expanded cellular material for the housing of the vibrating mechanism, a mastic material coating on the outer surface of the screen frame, and rubber inserts between various of the metal components.

Abstract translation: 一种用于振动筛筛分机的降噪装置，包括由浸渍塑料制成的夹套和用于振动机构壳体的膨胀多孔材料，筛网框架外表面上的乳胶涂料，以及各种 金属部件。