at its bottom right end a recess 40 which in the locked position of the dry shaving apparatus 7 shown in fig2 engages behind the lower left edge 41 of the shaving head 6 from above referring to fig1 and 2 the lower left end of the actuating element 18 has a bevel 42 opposite to which is a bent sheet metal blade 43 that is fixed to a stop 44 formed fast with the housing fixed to a lower stop 46 formed fast with the housing is a second sheet metal blade 45 level with the first blade 43 the two sheet metal blades are spaced from each other by a small distance being brought together by the bevel 42 and hence making contact on displacement of the actuating element 18 in the on direction x an actuating element 18 as represented in fig1 and 2 is not shown in fig3 and 4 for the sake of simplicity adjoining the upper left section of the receptacle 2 is a cup shaped receiving socket 57 having a cylindrical recess 47 in which the temperature sensitive element 14 is located towards the other side the recess 47 is open by means of the opening 48 to enable the locking element to exit from the opening 48 the step 49 formed on the locking element 39 provides the stop for the one end of the temperature sensitive element 14 on its other end the temperature sensitive element 14 bears against an end surface 16 formed on the bottom 52 of the receiving socket 57 the bottom 52 has a central bore 50 that extends concentrically with the temperature sensitive element 14 the stud 15 connected to the locking element penetrates.