| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To make a worktable in a gut stringer for tennis rackets or the like inclinable freely at desired angles frontally forward. <P>SOLUTION: A fixed metal fitting 2 is fastened at the top part of a stand 106 and a mobile metal fitting 6 is fastened at the center of the undersurface of the worktable 105. The fixed metal fitting 2 is linked to the mobile metal fitting 6 using lock screws 9 and 9 by being covered with the mobile metal fitting 6. The lock screws 9 and 9 are inserted respectively into lock screw insertion holes 7 and 7 and arcuate lock screw insertion slots 8 and 8 respectively provided in vertical plates 6b and 6b of the mobile metal fitting 6 and then, screwed down into thread holes 3 and 3 respectively provided in vertical plates 2b and 2b of the fixed metal fitting 2. After all the lock screws 9 and 9 are loosened, the mobile metal fitting 6 is inclined at desired angles vertically with the front lock screws 9 and 9 as a support point of rotation and all of the lock screws 9 and 9 are tightened intensely again in place to fix. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
