Patent ID: 7537169

Claim:
A credit card system comprising: a body portion having a width of a credit card, the body portion including first and second surfaces located on opposite sides of the body portion and defining a majority of the surface area of the body portion; a mass storage non volatile memory that is operably connected to transfer data between the memory and outside of the card with a first set of contacts insertable into a female receptacle of host computing devices; and a cover coupled to the body portion and manually rotatable between at least first and second positions about an axis extending across the width of the body portion, the first set of contacts being covered when the cover is in the first position and exposed for insertion into the female receptacle when the cover is in the second position, the cover including first and second surfaces located on opposite sides of the cover and defining a majority of the surface area of the cover, wherein, when the cover is in the first position, the first and second surfaces of the cover are, respectively, substantially co-planar with the first and second surfaces of the body portion, and wherein, when the cover is in the second position, the first surface of the cover and the first surface of the body portion face each other and the second surface of the cover and the second surface of the body portion face away from each other in opposite directions.