Patent ID: 8744540

Claim:
A method of manufacturing a cradle for a mobile phone, comprising: constituting the cradle by a rear bearing surface, left and right side walls each connected to the rear bearing surface, a bottom portion connected to the rear bearing surface, and a receiver formed therein, wherein the bottom portion is configured to receiver an exchangeable unit, said exchangeable unit comprising: a connector element for mechanically and electrically engaging a bottom connector of said mobile phone, said connector element configured to lock onto said mobile phone to retain said mobile phone inside said cradle, and at least one release element configured to disengage the lock between the connector element and said mobile phone when actuated; and forming two guide rails respectively on the front side of said left and right side walls, and protruding laterally from said side walls, wherein said rear bearing surface, said side walls and said guide rails define left and right slots extending parallel to said side walls configured for: receiving left and right side sections of said mobile phone, guiding said mobile phone to said exchangeable unit, and retaining said mobile phone received in said cradle against forces acting in a direction substantially perpendicular to said slots.