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Metering dispensing bottle

  • US 4,061,253 A
  • Filed: 09/22/1975
  • Issued: 12/06/1977
  • Est. Priority Date: 09/22/1975
  • Status: Expired due to Term
First Claim
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1. A container for the repetitive dispensing of substantially equal predetermined quantities of liquid comprising a first container having a bottom portion, sidewall portion and an open-ended neck portion, a second container disposed at least substantially within the first container and depending from the neck portion thereof comprising an elongated tubular member open ended at the upper extremity and closed at its bottom, a third-container disposed completely within said first container, integral with and disposed substantially concentrically around said second container to form an annular reservoir, said third container comprising sidewall, bottom and top portions which together form a fluid sealing enclosure, the top and bottom portions being integral with and supported by the outer surface of said second container, said third container communicating with said first container by means of an opening provided on the upper portion of said sidewall of said third container, said opening serving as a liquid inlet to said third container, and a second tubular member connecting the bottom portions of said second container with the bottom of said third container, and serving as a fluid passageway there between, said second tubular member having a volume substantially smaller than said third container whereby substantially the same quantity of liquid is repetively dispensed, and venting means for permitting air to escape from said third container, said venting means communicating with said first container and said third container through said second container and said second tubular member.

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