# US 11,310,930 B2 · Electronic device having waterproof structure > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,310,930 B2 - Document ID: US11310930B2 - Status: Granted - Kind: B2 - Application number: 16/754,891 - Filed: 2018-11-08 - Published: 2021-07-01 - Granted: 2022-04-19 - Earliest claimed: 2017-11-13 - Assignees: Samsung Electronics Co., Ltd. - Applicants: Samsung Electronics Co., Ltd. - Inventors: Byoung Hee Choi; Jin Ho Lee; Young Soo Jang; Yun Sung Ha; Yong Wook Hwang; Jung Hyeon Hwang; Chang Youn Hwang; Hyeon Woo Lee; Chong Kun Cho - Web page: https://patentgrep.com/patent/US11310930B2 ## CPC - H04M 1/18: Telephone sets specially adapted for use in ships, mines, or other places exposed to adverse environment (H04M1/19 takes precedence) - H05K 5/06: Hermetically-sealed casings {(specially adapted for small components H05K5/0095)} - G06F 1/1626: {with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]} - G06F 1/1637: {Details related to the display arrangement, including those related to the mounting of the display in the housing} - G06F 1/1656: {Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories (mounting of accessories to a computer display G06F1/1607; display hoods G06F1/1603; cooling arrangements for portable computers G06F1/203)} - G06F 1/1658: {related to the mounting of internal components, e.g. disc drive or any other functional module} - H05K 5/04: Metal casings - H04B 1/3827: Portable transceivers - H04M 1/0266: {for a display module assembly} - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H04B: TRANSMISSION ## Abstract An electronic device according to an embodiment of the present invention comprises a front plate, a back plate facing a direction opposite to the front plate, a side member surrounding a space between the front plate and the back plate, constructed integrally with respect to the back plate, or bonded to the back plate, wherein the side member includes an outer structure constructed of a first metallic material and including at least one first surface constructing an outer surface of the side member and at least one second surface facing the space, an inner structure constructed of a second metallic material different from the first metallic material and including at least one third surface at least partially in contact with the second surface and at least one fourth surface facing the space, a touch screen display exposed through the front plate, an internal structure disposed to the space so as to be adjacent to the side member, constructed of a first polymer material, and including at least one fifth surface at least partially in contact with the second surface, a wireless communication circuit electrically coupled with a portion of the inner structure, and a sealant disposed between the fourth surface and at least one sixth surface of the internal structure. Other examples are also possible. ## Claims ### Claim 1 An electronic device comprising: a front plate; a back plate facing a direction opposite to the front plate; a side member surrounding a space between the front plate and the back plate, constructed integrally with respect to the back plate, or bonded to the back plate, wherein the side member comprises: an outer structure constructed of a first metallic material and comprising at least one first surface constructing an outer surface of the side member and at least one second surface facing the space, and an inner structure constructed of a second metallic material different from the first metallic material and comprising at least one third surface at least partially in contact with the second surface and at least one fourth surface facing the space, wherein the inner structure is entirely disposed inside the space without being exposed to outside of the electronic device, and partially surrounded by the outer structure on three sides; a touch screen display exposed through the front plate; an internal structure disposed to the space so as to be adjacent to the side member, constructed of a first polymer material, and comprising at least one fifth surface at least partially in contact with the second surface; a wireless communication circuit electrically coupled with a portion of the inner structure; and a sealant disposed between the fourth surface and at least one sixth surface of the internal structure. ### Claim 2 (depends on 1) The electronic device of claim 1, wherein the first metallic material comprises at least one of stainless steel or steel use stainless (SUS), and wherein the second metallic material comprises at least one of aluminum or an aluminum alloy. ### Claim 3 (depends on 1) The electronic device of claim 1, wherein the sealant comprises a second polymer material. ### Claim 4 (depends on 1) The electronic device of claim 1, wherein the internal structure comprises a through-hole, and wherein the electronic device comprises a flexible conductive member at least partially disposed to the through-hole and in contact with the portion of the inner structure. ### Claim 5 (depends on 1) The electronic device of claim 1, wherein the outer structure and inner structure of the side member are bonded in a dovetail joint manner. ### Claim 6 (depends on 1) The electronic device of claim 1, wherein the side member comprises a plurality of portions physically separated. ### Claim 7 (depends on 6) The electronic device of claim 6, wherein the internal structure comprises a portion constituting an outer surface of the electronic device by being disposed to a gap constituted between the plurality of portions physically separated. ### Claim 8 (depends on 1) The electronic device of claim 1, wherein the front plate and the back plate are bonded via the inner structure and an adhesive material. ### Claim 9 (depends on 1) The electronic device of claim 1, further comprising a conductive adhesive layer disposed between a second surface of the outer structure and a third surface of the inner structure. ### Claim 10 (depends on 1) The electronic device of claim 1, wherein the second metallic material has thermal conductivity or electrical conductivity higher than that of the first metallic material. ### Claim 11 (depends on 1) The electronic device of claim 1, wherein the second metallic material has a specific gravity lower than that of the first metallic material. ### Claim 12 (depends on 1) The electronic device of claim 1, wherein the sealant comprises at least one of triazine thiol, dithio pyrimidine, or silane-based compound. ### Claim 13 (depends on 1) The electronic device of claim 1, wherein the internal structure comprises at least one of polyether ether ketone, polyphenylene sulfide, polybutylene terephthalate, polyimide, or polycarbonate. ### Claim 14 (depends on 1) The electronic device of claim 1, wherein the outer structure comprises a plurality of gaps and a plurality of portions physically separated by the plurality of gaps. ### Claim 15 (depends on 14) The electronic device of claim 14, wherein the inner structure comprises a portion constituting an outer surface of the electronic device by being disposed between the plurality of gaps. ### Claim 16 An electronic device comprising: a front plate; a back plate facing a direction opposite to the front plate; an outer structure surrounding a space between the front plate and the back plate, and comprising a plurality of first gaps and a plurality of portions physically separated by the first gaps; an inner structure disposed to the space according to the outer structure, and comprising second gaps aligned with the first gaps and a plurality of portions physically separated by the second gaps; a non-metallic internal structure bonded with the inner structure in the space, and comprising the first gaps and a portion disposed to the second gaps to constitute an outer surface of the electronic device; an organic adhesive layer disposed between the inner structure and the internal structure; and a display disposed to the space and exposed through the front plate, wherein the outer structure and the inner structure are constructed of different metallic materials. ### Claim 17 (depends on 16) The electronic device of claim 16, further comprising a wireless communication circuit electrically coupled with the inner structure. ### Claim 18 (depends on 17) The electronic device of claim 17, further comprising: a printed circuit board disposed to the space and having the wireless communication circuit mounted thereon; and a flexible conductive member disposed between the printed circuit board and the inner structure. ### Claim 19 (depends on 16) The electronic device of claim 16, wherein the outer structure and the inner structure are bonded in a fitting manner. ### Claim 20 (depends on 16) The electronic device of claim 16, wherein the outer structure comprises titanium, an amorphous alloy, a ceramic material, stainless steel, or steel use stainless (SUS), and the inner structure comprises at least one of magnesium, a magnesium alloy, aluminum, an aluminum alloy, a zinc alloy, or a copper alloy.