公开(公告)号：US10469637B2

公开(公告)日：2019-11-05

申请号：US15744801

申请日：2017-03-16

Applicant: JRD Communication Inc.

Inventor： Zhiguo Hu ,  Dongshui Su ,  Huajun Cheng ,  Ruilin Hou ,  Benzhi Ye ,  Xieyuan Lin

IPC: H04M1/02 ,  H01M2/04 ,  H04M1/725 ,  H04M1/22

Abstract: A detachable intelligent back cover is disclosed and comprises a cover body detachably connected to a middle frame of a casing of an intelligent terminal, a circuit board fixed to an inner surface of the cover body, and a spring probe assembly electrically mounted on a corresponding circuit board and protruding backwardly from the cover body; wherein lighting elements or spare batteries, or speakers are provided on a face of the circuit board toward the cover body. Such that back cover is not only used to protect the batteries, but also to be light sources, signaling lights, spare batteries, speakers, and the like. To use, it is only necessary to install the back cover on the intelligent terminal, in order to be automatically energized via the spring probe assembly. The back covers are selectively changed based on the requirements of users, to improve intelligence of the back cover.

公开(公告)号：US10573984B2

公开(公告)日：2020-02-25

申请号：US15744797

申请日：2017-03-16

Applicant: JRD Communication Inc.

Inventor： Huajun Cheng ,  Benzhi Ye

IPC: H01R12/70 ,  H05K1/14 ,  H01R13/74 ,  H01R12/52

Abstract: The present invention provides a mounting structure of mounting a BTB connector to a mobile terminal, the mounting structure is formed on the BTB connector and a mounting body is attached to the BTB connector, a front end of the mounting body comprises an inserting portion, and a back end of the mounting body comprises at least one hook, height of each of the inserting portion and the hook is arranged under the mounting body, both of the inserting portion and the hook abut a top ending surface of a main board, and a distance between a bottom ending surface of a compressing portion of the mounting body and the top ending surface of the main board is equal to a distance between a top ending surface of the BTB connector and the top ending surface of the main board.