Underwater vehicle for spearfishing

Details Underwater vehicle for spearfishing Underwater vehicle for spearfishing

2009-05-07

2011-11-15

Olson, Lars A (Department: 3617)

Ships

Submersible device

Diver assistance device

C114S338000, C124S056000, C124S059000

Reexamination Certificate

active

08056493

ABSTRACT:
The present invention provides an underwater vehicle for spearfishing, comprises a carrier unit, at least one actuator unit connected to the carrier unit and having a motor and a propeller driven by the motor to rotate, at least one image acquiring unit connected to the carrier unit for acquiring images, and at least one spearing unit connected to the carrier unit and including an air cylinder, a spear shaft driven by the air cylinder to move forwards and backwards, and a spear tip connected to a front end of the spear shaft for catching targeted animals. The underwater vehicle of the present invention provides necessary assistance to a user to carry out underwater activities and spearfishing in an easy and safe manner without the need of being accompanied by a professional instructor.

REFERENCES:
patent: 3957007 (1976-05-01), Thomas
patent: 4019480 (1977-04-01), Kenaio
patent: 4813367 (1989-03-01), Stevenson

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