| 摘要 |
PROBLEM TO BE SOLVED: To provide a table upper frame fixing tool capable of changing a cross angle of a right and a left table upper frame fixing tools to cope with a table having a various-shape top plate. SOLUTION: A table upper frame 3 provided with a slit 6, an upper frame auxiliary tool 4 with a pin bracket 5 having plural pin holes 7 and to be inserted into the slit 6 and fixed with a bolt or the like, and a fastener 8 are connected to each other by a connecting pin 9. The cross angle of two table can be changed by selecting a hole for insertion of the connecting pin 9 among the plural pin holes.
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