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Title:
流体ディスペンサヘッド及び当該流体ディスペンサヘッドを含むディスペンサ
Document Type and Number:
Japanese Patent JP5883019
Kind Code:
B2
Abstract:
Fluid dispenser head for mounting on a variable-volume fluid reservoir that has a movable wall. The head has a dispenser orifice, a sealing closure pin that closes the dispenser orifice, a resilient mechanism for urging the pin against the orifice, and a fluid inlet in communication with the reservoir. The head further includes a flexible differential membrane respectively defining bottom and top surface areas that are subjected to opposite pressure forces that are exerted by the fluid under pressure, the bottom surface area being substantially smaller than the top surface area, the closure member being formed by the flexible membrane.

Inventors:
Ducket Frederick
Application Number:
JP2013537187A
Publication Date:
March 09, 2016
Filing Date:
November 03, 2011
Export Citation:
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Assignee:
Aptar France S.A.S.
International Classes:
B65D83/00; B65D35/50
Domestic Patent References:
JP56081042U
JP58041342U
Foreign References:
DE4329808A1
Attorney, Agent or Firm:
Naoko Mukai
Ueda public