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HIGH LIFT OTTER BOARD

Foreign code F120006919
File No. S2009-0348
Posted date Oct 10, 2012
Country WIPO
International application number 2010JP051961
International publication number WO 2010/092980
Date of international filing Feb 10, 2010
Date of international publication Aug 19, 2010
Priority data
  • P2009-030508 (Feb 12, 2009) JP
Title HIGH LIFT OTTER BOARD
Abstract

Force for spreading a trawl net is significantly enhanced. A high lift otter board has a curved board (2) which is shaped to curve in the curving direction corresponding to the developing direction of a net mouth in the towing state from the front end which becomes the front side in the towing direction in the towing state toward the rear end which becomes the rear side in the towing direction in the towing state, wherein at least a bulging structure (4) having a bulging surface (3), a top plate (5) or a bottom plate (7) is formed in the curved board (2).

  • Applicant
  • ※All designated countries except for US in the data before July 2012
  • TOKYO UNIVERSITY OF MARINE SCIENCE AND TECHNOLOGY,
  • NICHIMO CO., LTD,
  • HU FUXIANG,
  • TOKAI TADASHI,
  • KINOSHITA HIROMI,
  • KUMAZAWA TAISEI
  • Inventor
  • HU FUXIANG,
  • TOKAI TADASHI,
  • KINOSHITA HIROMI,
  • KUMAZAWA TAISEI
IPC(International Patent Classification)

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