Environmentally-friendly safe weir comprising both water way and fishway
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 7, 2016
Grant Date -
Sep 3, 2015
app pub date -
Sep 2, 2013
filing date -
Sep 27, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed herein is an environmentally-friendly safety weir with both a waterway and a fishway. The safety weir includes a waterway pipe (100), a fishway pipe (200), and a control unit (300). The waterway pipe includes: a horizontal waterway pipe (110) that is provided on an embankment; a vertical waterway pipe (120) that extends from each of opposite ends of the horizontal waterway pipe downward; a bottom waterway pipe (130) that horizontally extends from the vertical waterway pipe outward; and a water entering-and-exiting pipe (140) that extends from the bottom waterway pipe upward. The fishway pipe is provided on the waterway pipe and is configured such that the level of water in the fishway pipe is controlled by adjusting the amount of air in the fishway pipe. The control unit includes: a first air supply pipe that is connected to the waterway pipe; and a second air supply pipe that communicates with the fishway pipe.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2013 Application Filing Year
- E02B Class
- 212 Applications Filed
- 186 Patents Issued To-Date
- 87.74 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- E02B Class
- 0 % this patent is cited more than
- 9 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Dec 7, 2027 |
