公开(公告)号：US4259099A

公开(公告)日：1981-03-31

申请号：US143259

申请日：1980-04-24

申请人： Tadashi Akabane ,  Tooru Tamura

发明人： Tadashi Akabane ,  Tooru Tamura

IPC分类号： B01D46/12 ,  F02D35/00 ,  F16L55/24 ,  B01D50/00

CPC分类号： B01D46/12

摘要： A gas filter device, adapted to be installed between an exhaust emission control device and an intake manifold of an internal combustion engine for filtration of the intake manifold gases which pass to the control device upon variations in vacuum, is comprised of a filtering chamber having an inlet port for connection to the intake manifold and an outlet port for connection to the control device, a first filter element positioned in the chamber and including glass fiber, metallic wire, and sintered bronze, a second filter element positioned in the chamber between the outlet port and the first filter element and made of non-woven cloth having a fine texture, a retaining late located between the inlet port and the first filter element and having multiple passageways, and a hat-shaped separating disc having multiple passageways and a head portion installed between the first filter element and the second filter element for keeping the second filter element away from the first filter element.

摘要翻译： 一种气体过滤装置，其被安装在废气排放控制装置和内燃机的进气歧管之间，用于过滤在真空中变化时传递到控制装置的进气歧管气体，该过滤装置由具有 用于连接到进气歧管的入口和用于连接到控制装置的出口，位于腔室中的第一过滤元件，包括玻璃纤维，金属丝和烧结青铜，第二过滤元件，定位在出口 端口和第一过滤元件，并且由具有精细纹理的无纺布制成，保留在位于入口端口和第一过滤元件之间并具有多个通道的后端，以及具有多个通道的帽形分离盘和头部 安装在第一过滤元件和第二过滤器元件之间，用于保持第二过滤元件远离第一过滤器元件 t。