detent torque generated from the detent torque generating means.BRIEF DESCRIPTION OFTHE DRAWINGSFIG. 1 is a side sectional view of an embodiment of a stepping motor according to the present invention;FIG. 2 is an exploded perspective view of a schematic arrangement of the stepping motor;FIGS. 3A and 3B are a perspective view and a timing chart, respectively, for explaining a detent torque acting