| 摘要 |
PROBLEM TO BE SOLVED: To provide a strong and inexpensive joint material capable of precisely joining supports to each other almost without depending upon a model, a portion or a connecting angle, and enduring comparatively large impact. SOLUTION: This joint 10 to fix and connect a frame material 7 of a cabin loaded on a working vehicle such as a construction machinery and an agricultural machinery has the frame material 7 furnished with the support 2 applied with bending work and having a cavity roughly at a central part, a joint body 10e inserted in the cavity of the support 2 and to fix and connect the frame materials 7 to each other and an insertion material 10a (or, 10b, 10c, 10d) forming a roughly wedge shape arranged in the insertion part of the joint body 10e, and the supports are connected to each other as the insertion material 10s (or, 10b, 10c, 10d) different in a wedge angle in accordance with an assembly angle of the frame material 7 is arranged on the joint insertion part. COPYRIGHT: (C)2004,JPO&NCIPI
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