Underwater vehicle for spearfishing
US8056493B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 7, 2009 |
| Grant date | Nov 15, 2011 |
| Priority date | — |
| Expiry date | Feb 17, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41B11/83
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.