Apparatus for floating and sinking fish breeding netted tanks
US4244323A · kind A · utility
37Cited by
6References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 24, 1979 |
| Grant date | Jan 13, 1981 |
| Priority date | — |
| Expiry date | Apr 24, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A40/81
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An apparatus for floating and sinking fish breeding netted tanks comprising a floating and sinking mechanism composed of a flexible bag enclosed in a tubular frame and adapted to be supplied with a fluid under pressure and to remove it so as to float and sink the fish breeding netted tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.