Title:
METHOD FOR LAYING NET OR THE LIKE OVER SWIMMING POOL TO CUT ULTRAVIOLET RAY AND DEVICE THEREFOR
Document Type and Number:
Japanese Patent JP2004285821
Kind Code:
A
Abstract:
To provide a method for smoothly laying a net over a swimming pool to cut ultraviolet rays in a simple structure.
A plurality of wire ropes, each of which is put up and extended between a plurality of struts provided at the opposite sides of the open-air swimming pool, are moved at the same time by using a winch provided between the struts on one side. The net for cutting the ultraviolet rays fitted to the wire ropes is drawn out or wound along the wire ropes so that the net may be laid over the pool or may be put away.
Inventors:
AZUMA KATSUTOSHI
Application Number:
JP2004045432A
Publication Date:
October 14, 2004
Filing Date:
January 22, 2004
Export Citation:
Assignee:
HIGASHIDA SHOKO KK
International Classes:
E04H3/16; E04H15/38; (IPC1-7): E04H15/38; E04H3/16