Abstract: A depthometer having an outer waterproof casing provided with a transparent wall through which a graduated dial is visible, an indicator element movable along said dial, and an actuating element for said indicator, this actuating element being responsive to external pressure and consisting in an elastically deformable end wall of a cup-shaped member forming part of said outer casing, and a lateral wall of said cup-shaped member being stiffened to be indeformable with said end wall.BACKGROUND OF THE INVENTIONThis invention relates to a depthometer for underwater immersion.
Abstract: A pressure gauge having a cup-shaped case closed by a transparent cover, through which a graduated scale and a pointer movable therealong are visible, the cover being mounted rotatably on the case in an axial fixed position with respect thereto.