The housing and bracket assembly to form a projection protruding from the edge of the bracket and the bracket is assembled and a case when the protrusion is formed is inserted into the insertion hole , wherein the case has a thin extended portion than the thickness of the lower end so that it engages the edge of the bracket during the assembly of the bracket , and the bracket is the case with the edge and a step which is supported on the seat surface of the casing during assembly of the parts , the protruding portion is formed extending from the stepped portion , the extended top portion is bent to press the upper surface edge of the bracket during assembly of the bracket , the insert Hall is a housing for a vibration generating device which is formed on the extension of the lower end is disclosed . ; 展开▼