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US 6,279,408 B1Granted
Sample bag
AssigneeHoriba Instruments, Inc.
InventorGary W. Lewis
Life of this patent
Estimating the term…
Abstract
A sample bag for collecting a mixture of gasses for analysis is made of a modified polymer consisting essentially of tetrafluoroethylene (TFE) and at most about 2.0 percent perfluoropropylvinylether (PPVE).
Claims7
A sample bag for collecting diluted exhaust gases from an internal combustion engine, the sample bag comprising:
- a boundary structure defining a container for the gases, the structure being made of a modified polymer consisting essentially of tetrafluoroethylene and at most about 2.0% perfluoropropylvinylether;
- and
- an inlet connected to the structure for receiving the gases.
Dependencies are inferred from the claim text.