US Patent 7709734 Electronic device having holding members

An electronic device, comprises a cage (10) and a peripheral component (20). The cage comprises an inner sidewall (14), and an external sidewall (12) parallel to the inner sidewall, a receiving slot (15) formed between the inner sidewall and the external sidewall, and a shaft (152) formed at an end of the receiving slot with two ends of the shaft respectively connected with the inner sidewall and the external sidewall. The external sidewall comprises a plurality of hooks (126) thereon, and the hooks are above and across the receiving slot. The peripheral component defines a groove (22) in a side thereof. The groove corresponds to the shaft. The peripheral component further comprises a plurality of holding slots corresponding to the hooks.