Patent ID: 8634205

Claim:
A case mounting structure comprising: a cover which can be attached to a case; a lock part which is arranged on the case and locks the cover, wherein the lock part is deformed so as to prevent a movement for releasing lock when the cover is attached to the case, wherein the case includes a first member and a second member, and a lock state of the lock part is released when the first member and the second member are rotated through one end part of the first member and one end part of the second member being made a rotation center; and fitting members which are arranged on an end part of the first member, an end part of the second member, and the cover respectively in order to fit both the end parts and the cover a notch part which is arranged on the fitting member which is arranged on an end part of either the first member or the second member, wherein the notch part make both of the fitting members not disturb each other up to an appropriate angle when the first member and the second member are rotated though one end part of the first member and one end part of the second member being made a rotation center.