EXPANDER AND AIR REFRIGERATION DEVICE WITH THE SAME
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Oct 3, 2016
filing date -
Apr 4, 2014
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
According to one embodiment, an expander includes a piston provided reciprocatively in a first direction in a cylinder, a crankshaft, an XY-separation crank mechanism provided between the piston and the crankshaft, which converts a reciprocating motion of the piston and a rotary motion of the crankshaft into one another, a cylinder head including an intake port and an outlet port, a suction valve which opens/closes the intake port, a discharge valve which opens/closes the outlet port, an intake-side valve mechanism which opens/closes the suction valve and an outlet-side valve mechanism which opens/closes the discharge valve. At least one of the intake-side and outlet-side valve mechanisms includes an XY separation drive mechanism.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
TAC RESEARCH INC | YAMAGATA 992-0033 | |
Z MECHANISM TECHNOLOGY INSTITUTE CO LTD | YONEZAWA-SHI YAMAGATA 992-0033 |
International Classification(s)

- 2016 Application Filing Year
- F25B Class
- 1355 Applications Filed
- 932 Patents Issued To-Date
- 68.79 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Yoshizawa, Satoshi | Yonezawa-shi, JP | 48 | 939 |
# of filed Patents : 48 Total Citations : 939 | |||
Yoshizawa, Takumi | Yonezawa-shi, JP | 4 | 17 |
# of filed Patents : 4 Total Citations : 17 | |||
Yoshizawa, Yasuo | Yonezawa-shi, JP | 21 | 178 |
# of filed Patents : 21 Total Citations : 178 | |||
Yoshizawa, Yutaka | Yonezawa-shi, JP | 15 | 66 |
# of filed Patents : 15 Total Citations : 66 |
Cited Art Landscape
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Patent Citation Ranking
- 1 Citation Count
- F25B Class
- 21.93 % this patent is cited more than
- 8 Age
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11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 26, 2028 |
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