To secure the fastening strength of a support shaft and a lever sufficiently in the condition to facilitate the assembling.
In a fastening structure to fasten a support shaft 26 and a lever each other by fitting the support shaft 26 to an installing hole 41, cuttings are provided at plural positions in the peripheral direction of the installing hole 41, and the support shaft 26 is calked so as to fasten the support shaft 26 and the lever 31 each other by existing the outer periphery of the support shaft 26 in the cuttings. The positions existing in the cuttings of the support shaft 26 are functioned as the locking parts to the member to transmit the rotating force, and the fastening strength of the support shaft 26 and the lever 31 is screed sufficiently under the condition to facilitate the assembling work.
MIKOGAMI TAKASHI
KOIZUMI NOBUYUKI
