US Patent 8474144 Safety razor with rotational movement and locking button

A safety razor including a handle having a grip portion and a connection portion secured to the grip portion. The connection portion rotates with respect to the grip portion about a rotational axis. A blade unit is mounted to the connection portion by a connection member. The handle includes an ejector button having a first position locking the connection portion with respect to the grip portion preventing the connection portion from rotating with respect to the grip portion, a second position allowing the connection portion to rotate with respect to the grip portion, and a third position for ejecting the blade unit from the connection portion.