Underwater fish food feeder

Animal husbandry – Feeding device – For aquatic animal; e.g. – a fish – etc.

Reexamination Certificate

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Reexamination Certificate

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06192830

ABSTRACT:

BACKGROUND OF THE INVENTION
The present invention relates to an underwater fish food feeder for use to feed water animals with fish food when diving, and more particularly to such an underwater fish food feeder which uses the air pressure of the air tank (oxygen cylinder) as driving source means to drive fish food out of a barrel into the water for feeding water animals when diving.
Skin diving is a kind of water sport that attracts people of different ages. Developing skin diving can also attract tourists. When diving, one can see a variety of water plants and water animals under the water. In order to attract water animals, one may carry fish food when diving. However, it is not easy to carry and feed fish food under the water. Further, it is difficult to control the feeding amount of fish food when feeding fish food by hand.
SUMMARY OF THE INVENTION
The present invention has been accomplished under the circumstances in view. It is the main object of the present invention to provide an underwater fish food feeder, which can be used with the air tank (oxygen cylinder) during diving, enabling fish food to be automatically distributed into the water by means of controlling a control button.


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patent: 5791285 (1998-08-01), Johnson
patent: 5797348 (1998-08-01), Taherzadeh
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patent: 6016767 (2000-01-01), Kyrkjebø
patent: 2421626 (1975-11-01), None
patent: 2932762 (1981-02-01), None
patent: 1351877 (1974-05-01), None
patent: 2000421 (1979-01-01), None
patent: 405168366 (1993-07-01), None

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