LOW VOLUME PRECISION BELLOWS

摘要

A bellows is provided for fluid storage and displacement used in precise fluid indication in a capillary tube. The bellows is made of a housing made of flexible, watertight material. The housing is made up of an upper portion, a lower portion, and an outer accordion formed portion. The accordion formed portion has a length/and is sealingly connected along a periphery between the upper and lower portions. At least one entry/exit port is formed on at least one of the portions thereof. At least one of the upper and lower portions extends from a periphery of the accordion formed portion substantially within the housing so as to reduce the storage volume.

主权项

1. A bellows for fluid storage, the bellows comprising:
a. a bellows housing for storing a fluid in a storage volume contained therein, the housing made of a flexible, watertight-material and comprising:
i. an upper portion,ii. a lower portion,iii. an outer accordion formed portion having a length l and sealed seam sealingly connecting along upper and lower peripheries between the upper and lower portions, respectively, andiv. at least one entry/exit port formed on at least one of the said portions thereof, wherein at least one of the upper and lower portions extends from a periphery of the accordion formed portion substantially within the housing so as to reduce the storage volume contained in the bellows housing.