Bellows pump dispenser

Details Bellows pump dispenser Bellows pump dispenser

B - Operations, Transporting

65

D

B65D 47/34 (2006.01) B05B 11/00 (2006.01)

Patent

CA 2166655

A bellows dispenser has a plunger lock down feature in a non-use position such as shipping and storage. During the plunger lock down a bearing member on the plunger seals the bellows about a container vent opening valve seat for avoiding any leakage in such non-use position.

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