Title:
LANE ROPE FLOAT
Document Type and Number:
WIPO Patent Application WO/2018/221710
Kind Code:
A1
Abstract:
Provided is a lane rope float having high wave absorbing performance as compared with a conventional lane rope float. A lane rope float 100 that is attached to a rope R via a tubular portion 110 and divides lanes of a pool, the lane rope float 100 comprising: a plurality of blades 120 that protrude from a side surface 111 of the tubular portion 110 in parallel with the rope R; and a wall surface portion 130 that is coupled to side end portions 121 of the blades 120 to cover the blades 120, wherein in an outer end portion 170 of the lane rope float 100 from the center of the tubular portion 110 to the wall surface portion 130, at least 1/2 of the range from the center of the tubular portion 110 to the wall surface portion 130 is formed along a vertical plane V2 perpendicular to the tubular portion 110.
More Like This:
Inventors:
HAYASHI HIDETOSHI (JP)
OZAWA HIDERO (JP)
OZAWA HIDERO (JP)
Application Number:
PCT/JP2018/021102
Publication Date:
December 06, 2018
Filing Date:
June 01, 2018
Export Citation:
Assignee:
GIFU PLASTIC IND CO LTD (JP)
International Classes:
A63K3/00; E04H4/14
Domestic Patent References:
| WO1997021889A1 | 1997-06-19 |
Foreign References:
| JP3029377U | 1996-09-27 | |||
| US4052755A | 1977-10-11 | |||
| JPS55139000U | 1980-10-03 | |||
| JPH0871260A | 1996-03-19 | |||
| JPH0358500U | 1991-06-06 | |||
| JPS6115920A | 1986-01-24 |
Other References:
See also references of EP 3632521A4
Attorney, Agent or Firm:
HIROE AND ASSOCIATES, PATENT PROFESSIONAL CORPORATION (JP)
Download PDF: