A power transmitting apparatus (1) is provided with: a power feeder (13, 14, 15); a power receiver (23) disposed with a space from the power feeder; a power storing device (26) electrically connected to the power feeder and configured to supply power to a load (27); a distance changing device (16) configured to change a distance between the power feeder and the power receiver; a detecting device (25) configured to detect a power storage state associated with the power storing device; and a controlling device (11) configured to control the power feeder to change output power according to the detected power storage state, and configured to control the distance changing device to change the distance.