To provide an economical shaft operating apparatus comprising a manually operating mechanism initially used and an electrically operating mechanism additionally and detachably mounted to the manually operating mechanism later.
The shaft operating apparatus comprises: the manually operating mechanism H manually rotating a main shaft 11 of the electrical equipment; the electrically operating mechanism M rotating an output shaft 12 by a motor 22 via a reduction gear 23; a mounting and detaching means T by which the electrically operating mechanism M is detachably mounted to the manually operating mechanism H, and the output shaft 12 and the main shaft 11 of the manually operating mechanism H are arranged in a line; a moving means I moving the output shaft 12 between a position at which the output shaft 12 is engaged with the main shaft 11 and a position at which the output shaft 12 is separated from the main shaft 11; and an engaging means K comprising a recess 33 formed in the main shaft 11 or the output shaft 12, and a protrusion 35 formed in another, inserted in and engaged with the recess 33, and transmitting rotation of the output shaft 12 to the main shaft 11.
MATSUMOTO MASASHI
NISHIMURA KAZUYA
SAKAGUCHI ATSUNORI
