Patent ID: 7699462
Filing Date: 2010-04-20
Classification: A63B,B63C

Abstract:
1. A scuba diving mask with corrective lenses comprising a frame with a plurality of rings joined to one another by a bridge, each of the rings having an internal flange on which a lip of a flexible skirt, a corresponding lens, and a lens-retaining collar rest, the collar being attached by snap action to the corresponding ring, wherein a seat is formed in the bridge substantially in the lying plane of the lenses and extending laterally to the upper internal portion of the rings, the seat including a locking plate slidable between opposing end stroke positions - a locking end position and a release end position, respectively, - such that when the locking plate is in the locking position, the lateral sides of the locking plate extend inside the rings and are engaged with corresponding notches in an upper internal rim of the lens-retaining collars.