Double wall sampler
AssigneeOcean Test Equipment, Inc.
InventorJohn Banu
Life of this patent
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Abstract
A water sampler of the general type has a substantially rigid body with two end portions with openings for receiving a water sample. Two end plugs close off the openings, for entrapping a water sample inside the body. The improvement comprises a flexible liner inside the rigid body. The flexible liner receives the water sample such that any direct contact between the water sample and the rigid body is avoided.
Claims5
In a water sampler of the type having a substantially rigid body with two end portions with openings for receiving a water sample, two end plugs for closing the openings, and means for closing the end plugs by remote action so as to entrap a water sample in the substantially rigid body, wherein the improvement comprises:
- flexible liner means disposed within the rigid body for receiving the water sample and for preventing direct contact between the water sample and the rigid body, upper collar means disposed between the rigid body and an upper end plug, lower collar means disposed between the rigid body and a lower end plug, said flexible liner means being sealingly attached to said upper and lower collar means, said flexible liner means together with said upper and lower collar means and the upper and lower end plugs defining a sealed container for a water sample.
Dependencies are inferred from the claim text.