Shaving apparatus having a shaving-head frame and a foil frame to be secured thereto

A shaving apparatus (1) comprising a housing (2) and a shaving head (10) adapted to be placed onto and to be secured to said housing (2), which shaving head comprises a shaving-head frame (12) having two longitudinal side walls (13, 14) and two transverse side walls (15, 16) and a foil frame (31) likewise having two longitudinal side walls (33, 34) and two transverse side walls (35, 36) and adapted to hold a foil cutter (71) of the shaving apparatus (1) and to be mounted and locked in the shaving-head frame (12) through a shaving-head frame (12) opening facing the housing (2), and positive locking devices (65, 66) acting between the shaving-head frame (12) and the foil frame (31) for positively locking the foil frame (31) mounted in the shaving-head frame (12), characterized in that the two transverse side walls (15, 16) of the shaving-head frame (12) are extended relative to the two transverse side walls (35, 36) of the foil frame (31) in a direction towards the housing (2) of the shaving apparatus (1) by a wall extensions (61, 62), and the inner side of the wall extensions (61, 62) of the shaving-head frame (12) carries said positive locking devices (65, 66) and each of said positive locking devices being a latch supported on a respective one of the wall extensions (61, 62), said latch extending substantially in the direction of its respective wall extension (61, 62) towards the foil frame (31), and movable transversely of its respective wall extension (61, 62) against spring force, said latch having a free end (67, 68) capable of positively locking the foil frame (31) in the shaving-head frame (12).