Refrigerator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 26, 1993
Grant Date -
N/A
app pub date -
Jun 28, 1991
filing date -
Jun 28, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a refrigerator having a compressor settled in a room temperature portion and an expander which is connected to the room temperature portion, a piston of the expander is settled in the room temperature portion and pressure variation at a low temperature portion is transferred to the piston through a gas column in a pipe connecting the room temperature portion and the low temperature portion.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully