an amount of the expansion or contraction occurring in a location outward distant from the connecting member 36 thus the gap u2018 a u2019 ruins an exterior of the rum type washing machine 1 and fails to meet user 39 s satisfaction such a problem can be solved by another embodiment of the present invention fig5 is a diagram of a bottom side of a top plate of a drum type washing machine according to another embodiment of the present invention referring to fig5 the top plate 50 covers a topside of the drum type washing machine 1 and the top plate 50 includes a top plate board 60 a front frame 70 and a rear frame 80 each of the front and rear frames 70 and 80 has a channel shape to enclose edges of the top plate board 60 namely the front frame 70 is provided to a front side edge of the top plate board 60 and the rear frame 80 is provided to a rear side edge of the top plate board 60 in this case the front and rear frames 70 and 80 are formed of a synthetic resin based material by injection molding meanwhile both ends of the front frame 70 are connected to both ends of the rear frame.