the iron assembly side panels 66 a pin member 90 is movably secured to the housing 12 and is adapted for engaging one of the arcuate grooves 86 or 88 depending upon the position of the iron assembly 60 with respect to the housing 12 biasing means are provided for movably biasing the pin member 90 into engagement with one of the arcuate grooves 86 and 88 in the present embodiment the biasing means comprises an irregularly shaped member 92 having the pin member 90 secured at one end and being secured to the housing 12 at the other end actuator means in the present embodiment a generally cylindrical button portion 94 of the biasing member 92 extends through a suitably sized opening 96 in the housing 12 as can be seen from fig3 the iron assembly 60 can be secured in the first or storage position with the pin member 90 engaging groove 88 to move the iron assembly 60 to the second or operating position as shown in fig4 the button portion 94 is momentarily depressed relative to the housing 12 thereby moving the pin member 90 out of engagement with groove 88 to release the side panel 66 the iron assembly 60 may then be pulled out of the housing 12 by moving the side panel arcuate slots 70 and 72 with respect to the pin member 74 and 76 movement of the.