Title:
FLOATATION DEVICE BASED ON EUTROPHICATION TREATMENT OF LAKE
Document Type and Number:
Japanese Patent JP2021020662
Kind Code:
A
Abstract:
To provide a floatation device which suppresses water quality eutrophication due to inflow of domestic and industrial waste water, fertilizer for agriculture and excreta of stock-breeding on a water area such as lake, pond and swamp.SOLUTION: A floatation device includes a main body 10, a treatment device which is installed in the main body 10 and removes potassium ions and sodium ions from lake water etc., withdrawn by a storage pump, a motor as a driving source for moving the main body on a lake etc. upon an operation, a cutting blade 31 which takes out a power from a driving shaft for driving an impeller for propelling the main body from the motor, is driven and cuts algae in water and a pulling-up net 17 which pulls up algae in lake water etc..SELECTED DRAWING: Figure 1
Inventors:
WU GANG
Application Number:
JP2019205851A
Publication Date:
February 18, 2021
Filing Date:
November 13, 2019
Export Citation:
Assignee:
WU GANG
International Classes:
A01K63/10; B63B35/00; B63H21/17; B63H23/02; B63H23/34; C02F1/00; C02F1/28; E02B15/00
Domestic Patent References:
| JPH07259065A | 1995-10-09 |
Foreign References:
| CN109703707A | 2019-05-03 | |||
| CN108951590A | 2018-12-07 |
Attorney, Agent or Firm:
Kazuhisa Iwanaga