Metering type feeding device for ornamental fish
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- 芜湖佩林郁松计量科技有限公司
- Publication Date
- 2018-12-07
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the technical field of metering equipment, in particular to a metering feeding device for ornamental fish. Background technique
[0002] Ornamental fish just refer to those fish with bright colors or strange shapes that have ornamental value. It is said that there are 30,000-50,000 species of fish in the world, among which seawater fish are available for viewing, and there are 2-3,000 species of freshwater fish, but only about 500 species are actually commonly raised and common. Some of them live in fresh water, some live in sea water, some come from temperate regions, and some come from tropical regions. Some of them are famous for their brilliant colors, some are famous for their weird shapes, and some are famous for their rarity and preciousness. In the world ornamental fish market, they are usually composed of three major strains, namely temperate freshwater ornamental fish, tropical freshwater ornamental fish and tropica...