US2008157495A1PendingUtilityA1

Multi-Functional Board

Assignee: CHOI HOSEONGPriority: Aug 27, 2004Filed: Apr 21, 2005Published: Jul 3, 2008
Est. expiryAug 27, 2024(expired)· nominal 20-yr term from priority
Inventors:Hoseong Choi
A63C 5/02A63C 17/01A63C 17/014A63C 17/016A63C 17/0033A63C 5/031A63C 2203/40
18
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Claims

Abstract

Disclosed is a multi-functional board comprising: front and rear plates enabling a user to put his/her foot thereon and separately disposed from each other; and at least a resilient member connecting said front and said rear plates to each other and capable of being bent or twisted.

Claims

exact text as granted — not AI-modified
1 . A multi-functional board comprising:
 front and rear plates enabling a user to put his/her foot thereon and separately disposed from each other; and   at least a resilient member connecting said front and said rear plates to each other and capable of being bent or twisted,   wherein said resilient member includes a plurality of leaf springs, which are equidistantly disposed in a widthwise direction of said front and said rear plates.   
   
   
       2 . The multi-functional board as claimed in  claim 1 ,
 wherein said plurality of the leaf springs are formed with extension holes at both ends so as to enable said plurality of leaf springs to be moved forward and backward in a lengthwise direction;   wherein the multi-functional board further comprising:   connecting bars extended in an intersecting direction with respect to said plurality of the leaf springs;   fixing brackets for securing said connecting bars to said front and said rear plates, respectively; and   springs for preventing said plurality of the leaf springs from being freely moved, one end of each of which is secured to respective ends of said plurality of the leaf spring and the other end of each of which is secured to either said front or said rear plate.   
   
   
       3 . The multi-functional board as claimed in  claim 1 ,
 further comprising directional casters for making said front and said rear plates advanced, which are mounted on bottom surfaces of said front and said rear plates, respectively.   
   
   
       4 . The multi-functional board as claimed in  claim 2 ,
 further comprising directional casters for making said front and said rear plates advanced, which are mounted on bottom surfaces of said front and said rear plates, respectively.   
   
   
       5 . The multi-functional board as claimed in  claim 1 ,
 further comprising boot clamps, which are attached on upper surfaces of said front and said rear plates, respectively.   
   
   
       6 . The multi-functional board as claimed in  claim 2 ,
 further comprising boot clamps, which are attached on upper surfaces of said front and said rear plates, respectively.   
   
   
       7 . The multi-functional board as claimed in  claim 4 ,
 wherein outer ends of said front and said rear plates are smoothly inclined in an upward direction, respectively.   
   
   
       8 . A multi-functional board comprising:
 front and rear plates enabling a user to put his/her foot thereon and separately disposed from each other; and   at least a resilient member connecting said front and said rear plates to each other and capable of being bent or twisted,   wherein said resilient member includes synthetic resin material.

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