| 摘要 |
PROBLEM TO BE SOLVED: To provide a tennis net post or the like, which stores all of a rope winder and the like in the net post, and facilitates replacement of a damaged part. SOLUTION: A gear box 10 is removably fitted to the upper end of a post body 1 made of a square pipe. The inside of the gear box 10 is provided with a winding drum 16 having a drum gear 19 and a worm gear 20 threadedly engaged with the drum gear 19. The ends of shafts 17 and 21 of the drum 16 and the worm gear 20 are removably supported at shaft holes in the wall surface of the gear box 10. The end face of the worm gear 20 is provided with a square hole 23 for connecting a winding tool. The wall surfaces of the post body 1 and the gear box 10 are provided with notches 2 and 15 for passing a rope therethrough. COPYRIGHT: (C)2007,JPO&INPIT
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