Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
TAKEOFF BOARD FOR GYMNASTICS
Document Type and Number:
Japanese Patent JP2013005827
Kind Code:
A
Abstract:

To provide a takeoff board for jumping gymnastics, the takeoff board being excellent in safety, resiliency and impact absorbency and being particularly suitable for practice of unskilled junior athletics.

The takeoff board includes: a base board 1 that is formed substantially in a rising gradient in the upper surface toward the front; and a top mat 2 that is superposed on the base board 1 and integrally joined. The base board 1 is composed of half-hard synthetic resin low foam. The top mat 2 is composed of a flat bag body that is made to form a regulated space 24 of a prescribed height inside by stretching a large number of coordinated yarns 23 between two upper and lower flexible airtight sheets 21, 22, wherein compressed air is filled in the flat bag body, with a high resiliency provided.


Inventors:
Harinishi, Atsushi
Application Number:
JP2011000138420
Publication Date:
January 10, 2013
Filing Date:
June 22, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
NGC:KK
International Classes:
A63B5/08
Domestic Patent References:
JPH03101974U1991-10-23
JP2004215999A2004-08-05
JPS59159456U1984-10-25
JP2003062120A2003-03-04
Foreign References:
US5370591A1994-12-06
WO2009061246A12009-05-14
EP1609509A12005-12-28
Attorney, Agent or Firm:
清水 義仁
清水 久義