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Accession Number:
ADD014414
Title:
Piston Sealing Arrangement for a Cryogenic Refrigerator.
Descriptive Note:
Patent, Filed 1 Jun 83, patented 21 Feb 84,
Corporate Author:
DEPARTMENT OF THE NAVY WASHINGTON DC
Report Date:
1984-02-21
Pagination or Media Count:
3.0
Abstract:
This abstract discloses a sealing arrangement for a rectilinear reciprocable piston within a cryogenic refrigerator comprising a buffer defined by dual O-rings diposed around the circumference of the piston and containing pressurized gas of the same type as the refrigeration gas. The buffer limits or prevents both the entrance of contaminants and also the escape of the refrigeration gas. Patents. AW
Distribution Statement:
APPROVED FOR PUBLIC RELEASE