| 摘要 |
PROBLEM TO BE SOLVED: To provide a foldable saw blade fixing structure constituted so that the bending or vibration of a saw blade is suppressed by cutting operation at the time of use in the attachment of the saw blade of a foldable saw, the hooking detachment of the saw blade during work is prevented and safety is enhanced. SOLUTION: A saw blade locking frame plate 3 is provided to the leading end of the saw handle 2 used in the foldable saw 1, a locking groove guide frame 6 coninciding with the locking groove 5 provided to the rear part of the saw blade 4 is provided to the front shoulder part of the saw blade locking frame plate, the saw blade is clamped to the saw blade locking frame plate by a clamping screw, an inverted recessed saw blade fixing frame 8 is mounted on the shoulder part of the saw blade locking frame plate by a fixing shaft 9, a locking pin 10 is provided to the inside of the front bottom part of the inverted recessed saw blade fixing frame, a leaf spring 11 is attached to the rear part of the fixing shaft, a saw blade fixing screw 14 having a spring 13 wound therearound is screwed in a screw hole, a caulking screw 15 is attached to the leading end of the screw becoming the inside of the inverted recessed saw blade fixing frame, the locking pin is locked with the locking groove by the elastic force of the leaf spring for stretching the saw blade to fix the saw blade and the saw blade is fixed by the screwing of the saw blade fixing screw. COPYRIGHT: (C)2005,JPO&NCIPI
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