Funnel for use as case of insect, has funnel outer part with wall section narrowing along height of funnel, and funnel inner part with discharge tube connected with funnel section, where inner part is arranged within outer part

摘要

The funnel (10) has a funnel outer part (20) with a wall section (23) narrowing along entire height of the funnel. A flange section of the funnel outer part has a retaining section enlarged in a radial direction. A part of the wall section narrows at a lower end (22) of the outer part. A funnel inner part (30) is arranged within the funnel outer part, and has an upper part (31) and a lower part (32) in a flow direction, where the funnel inner part has a discharge tube (34) connected with a funnel section (33). The inner and outer parts are made of glass, porcelain, metal or plastic.