发明名称 PROTECTOR CAP AND WIPER FOR DISPENSER DISCHARGE ORIFICE
摘要 A finger actuated plunger of a dispenser has a protector cap telescoped over the plunger head for reciprocation independently thereof along the axis of plunger reciprocation. A portion of the cap side wall covers the discharge orifice in the head in a condition of non-use, and the cap side wall has an aperture adjacent such wall portion for alignment with the orifice for uncovering the orifice in a condition of use. A spring extends solely between the head top wall and the cap top wall for resiliently urging the cap into its condition of non-use.
申请公布号 CA2076417(A1) 申请公布日期 1993.02.20
申请号 CA19922076417 申请日期 1992.08.19
申请人 CALMAR INC. 发明人 KNICKERBOCKER, MICHAEL G.
分类号 B05B11/00;B05B15/02;B65D83/16;(IPC1-7):B05B9/00 主分类号 B05B11/00
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