Patent ID: 7498525

Claim:
A card type peripheral apparatus, comprising: a first case; an electronic part accommodated in said first case, the first case being comprised of an upper case portion and a lower case portion, each of which are secured to a front cap and a rear cap, and wherein the entire electronic part is completely contained within a cavity defined by the upper and lower case and front and rear caps; a connector provided at a first end in a lengthwise direction of said first case for electrically connecting the electronic part to another device; and a second case; said first case having a first main body portion and, at a second end thereof in the lengthwise direction opposite to the first end, a first mounting portion to which the second case can be removably attached, the first mounting portion being located at one of the front and rear caps; said second case having a second main body portion and a second mounting portion for interfacing with the first mounting portion of the first case, said second mounting portion provided at a first end in a lengthwise direction of the second case, wherein the first main body portion of the first case and the second main body portion of the second case have a substantially equal width and height; and wherein said first case is attachable to said second case via said first and second mounting means, and wherein neither said first mounting means nor said second mounting means include functioning electronic contacts.