Title:
【発明の名称】吸引式エアレーター
Document Type and Number:
Japanese Patent JP3015350
Kind Code:
B1
Abstract:
This invention relates to aquaculture machinery, particularly an aspirating aerator which is intended to enrich dissolved oxygen in the water body of high density aquaculture. The aerator comprises an aspirating device, a submersible pump and a support, wherein said aspirating device further comprises a tube, a conical nozzle, an air-water mixing chamber, an inlet pipe, a spherical cavity and a convergent tube. A 750 W aspirating aerator can aspire more than 24 m3 of air per hour into the breeding water body. The aerator of this invention is featured in its simple structure, low power consumption, high efficiency and capacity of oxygen enrichment, safety for the fish, low manufacture cost and practical operation.
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Inventors:
Wuxi High
Application Number:
JP25793798A
Publication Date:
March 06, 2000
Filing Date:
September 11, 1998
Export Citation:
Assignee:
Fanchengan Ocean Science and Technology Development Center
International Classes:
A01K63/04; C02F7/00; F04F5/04; (IPC1-7): C02F3/22; A01K63/04; B01F3/04
Domestic Patent References:
| JP5811027A | ||||
| JP5298A | ||||
| JP1142495A | ||||
| JP6388026A |
Attorney, Agent or Firm:
Mamoru Masuda