发明名称 Reservoir tank
摘要 The invention is related to a reservoir tank receiving liquid therein and having a peep hole in a side wall for visually inspecting the interior of the tank. The peep hole is formed by a cup-shaped member having a transparent bottom wall, a cylindrical side wall sealingly fitted into an opening formed in the side wall of the reservoir tank, and a plurality of retaining portions formed adjacent the open end portion of the cup-shaped member for engagement with the peripheral edge of the opening.
申请公布号 US4335825(A) 申请公布日期 1982.06.22
申请号 US19800170877 申请日期 1980.07.21
申请人 TOKICO LTD. 发明人 SAKAZUME, TAKESHI
分类号 B60T17/22;B65D25/54;G01F23/02;(IPC1-7):B65D25/54;B65D25/56 主分类号 B60T17/22
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