# US 10,312,617 B2 · Electrical connector including a metal housing and a flexible flat transmission component > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,312,617 B2 - Document ID: US10312617B2 - Status: Granted - Kind: B2 - Application number: 15/860,665 - Filed: 2018-01-03 - Published: 2019-01-31 - Granted: 2019-06-04 - Earliest claimed: 2017-07-26 - Assignees: P-Two Industries Inc. - Applicants: P-Two Industries Inc. - Inventors: Chien-Chun Wang; Wen-Lun Wang - Web page: https://patentgrep.com/patent/US10312617B2 ## CPC - H01R 12/77: for flexible printed circuits, flat or ribbon cables or like structures - H01R 13/506: assembled by snap action of the parts - H01R 13/6275: {Latching arms not integral with the housing (H01R13/6276, H01R13/6277, H01R13/6278 take precedence)} - H01R 13/6582: with resilient means for engaging mating connector - H01R 24/60: Contacts spaced along planar side wall transverse to longitudinal axis of engagement - H05K 1/118: {specially for flexible printed circuits, e.g. using folded portions} - H05K 1/189: characterised by the use of flexible or folded printed circuits - H01R 12/59: for flexible printed circuits, flat or ribbon cables or like structures - H01R 12/61: connecting to flexible printed circuits, flat or ribbon cables or like structures - H01R 12/771: {Details} - H01R 12/775: {Ground or shield arrangements} - H01R 13/6271: {Latching means integral with the housing (H01R13/6276, H01R13/6277, H01R13/6278 take precedence)} - H01R 13/6272: {comprising a single latching arm} - H01R 24/62: Sliding engagements with one side only, e.g. modular jack coupling devices - H01R 2107/00: Four or more poles - H05K 2201/10189: Non-printed connector - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS ## Abstract An electrical connector includes a first metal housing and a flexible flat transmission component. The first metal housing includes an installation portion. The flexible flat transmission component is disposed on the installation portion of the first metal housing, the flexible flat transmission component includes a plurality of contacts, and a first inclined surface is formed on a front end of each contact and opposite to the installation portion. ## Claims ### Claim 1 An electrical connector comprising: a first metal housing comprising an installation portion; a flexible flat transmission component disposed on the installation portion of the first metal housing, the flexible flat transmission component comprising a plurality of contacts, a first inclined surface being formed on a front end of each contact and opposite to the installation portion; a second metal housing assembled with the first metal housing and covering the flexible flat transmission component, the plurality of contacts of the flexible flat transmission component exposing out of the second metal housing; and at least one locking portion disposed on the first metal housing or the second metal housing, the second metal housing comprising an abutting portion for abutting against the flexible flat transmission component onto the first metal housing, so as to clamp the flexible flat transmission component between the first metal housing and the second metal housing. ### Claim 2 (depends on 1) The electrical connector of claim 1, wherein the flexible flat transmission component is a flexible flat cable comprising a lower insulating layer, a plurality of metal conducting wires arranged in parallel and an upper insulating layer, the lower insulating layer comprising a top surface, a bottom surface opposite to the top surface and a front end surface connected to the top surface and the bottom surface, the plurality of metal conducting wires being disposed on the top surface of the lower insulating layer, the upper insulating layer partially covering the plurality of metal conducting wires, and front ends of the plurality of metal conducting wires stretching out of the upper insulating layer to form the plurality of contacts. ### Claim 3 (depends on 2) The electrical connector of claim 2, wherein the front end surface comprises a second inclined surface, and the second inclined surface and the first inclined surface cooperatively form a beveled surface opposite to the installation portion. ### Claim 4 (depends on 3) The electrical connector of claim 3, further comprising: a reinforced plate, a side of the reinforced plate being disposed on the bottom surface of the lower insulating layer, the plurality of contacts and the reinforced plate being disposed on a top side and a bottom side of the lower insulating layer respectively, the reinforced plate comprising a board end surface comprising a third inclined surface, and the third inclined surface, the second inclined surface and the first inclined surface cooperatively forming the beveled surface opposite to the installation portion. ### Claim 5 (depends on 4) The electrical connector of claim 4, wherein an area of the third inclined surface is less than the area of the second inclined surface. ### Claim 6 (depends on 3) The electrical connector of claim 3, wherein an area of the first inclined surface is less than an area of the second inclined surface. ### Claim 7 (depends on 1) The electrical connector of claim 1, wherein the first metal housing comprises at least one first engaging portion, and the second metal housing comprises at least one second engaging portion for engaging with the at least one first engaging portion, and the electrical connector further comprising: at least one releasing portion disposed on the first metal housing; and at least one locking portion disposed on the second metal housing. ### Claim 8 (depends on 1) The electrical connector of claim 1, wherein a folding portion is disposed on the installation portion, and the plurality of contacts of the flexible flat transmission component are positioned on the folding portion. ### Claim 9 An electrical connector comprising: a first metal housing comprising an installation portion and at least one first engaging portion; a flexible flat transmission component disposed on the installation portion of the first metal housing, the flexible flat transmission component comprising a plurality of contacts, a first inclined surface being formed on a front end of each contact and opposite to the installation portion; a second metal housing assembled with the first metal housing and covering the flexible flat transmission component, the plurality of contacts of the flexible flat transmission component exposing out of the second metal housing, and the second metal housing comprising at least one second engaging portion for engaging with the at least one first engaging portion; at least one releasing portion disposed on the first metal housing; and at least one locking portion disposed on the second metal housing. ### Claim 10 (depends on 9) The electrical connector of claim 9, wherein the flexible flat transmission component is a flexible flat cable comprising a lower insulating layer, a plurality of metal conducting wires arranged in parallel and an upper insulating layer, the lower insulating layer comprising a top surface, a bottom surface opposite to the top surface and a front end surface connected to the top surface and the bottom surface, the plurality of metal conducting wires being disposed on the top surface of the lower insulating layer, the upper insulating layer partially covering the plurality of metal conducting wires, and front ends of the plurality of metal conducting wires stretching out of the upper insulating layer to form the plurality of contacts. ### Claim 11 (depends on 10) The electrical connector of claim 10, wherein the front end surface comprises a second inclined surface, and the second inclined surface and the first inclined surface cooperatively form a beveled surface opposite to the installation portion. ### Claim 12 (depends on 11) The electrical connector of claim 11, further comprising: a reinforced plate, a side of the reinforced plate being disposed on the bottom surface of the lower insulating layer, the plurality of contacts and the reinforced plate being disposed on a top side and a bottom side of the lower insulating layer respectively, the reinforced plate comprising a board end surface comprising a third inclined surface, and the third inclined surface, the second inclined surface and the first inclined surface cooperatively forming the beveled surface opposite to the installation portion. ### Claim 13 (depends on 12) The electrical connector of claim 12, wherein an area of the third inclined surface is less than the area of the second inclined surface. ### Claim 14 (depends on 11) The electrical connector of claim 11, wherein an area of the first inclined surface is less than an area of the second inclined surface. ### Claim 15 (depends on 9) The electrical connector of claim 9, wherein a folding portion is disposed on the installation portion, and the plurality of contacts of the flexible flat transmission component are positioned on the folding portion. ### Claim 16 An electrical connector comprising: a first metal housing comprising an installation portion, a folding portion being disposed on the installation portion; and a flexible flat transmission component disposed on the installation portion of the first metal housing, the flexible flat transmission component comprising a plurality of contacts positioned on the folding portion, a first inclined surface being formed on a front end of each contact and opposite to the installation portion. ### Claim 17 (depends on 16) The electrical connector of claim 16, further comprising: a second metal housing assembled with the first metal housing and covering the flexible flat transmission component, the plurality of contacts of the flexible flat transmission component exposing out of the second metal housing. ### Claim 18 (depends on 16) The electrical connector of claim 16, wherein the flexible flat transmission component is a flexible flat cable comprising a lower insulating layer, a plurality of metal conducting wires arranged in parallel and an upper insulating layer, the lower insulating layer comprising a top surface, a bottom surface opposite to the top surface and a front end surface connected to the top surface and the bottom surface, the plurality of metal conducting wires being disposed on the top surface of the lower insulating layer, the upper insulating layer partially covering the plurality of metal conducting wires, and front ends of the plurality of metal conducting wires stretching out of the upper insulating layer to form the plurality of contacts. ### Claim 19 (depends on 18) The electrical connector of claim 18, wherein the front end surface comprises a second inclined surface, and the second inclined surface and the first inclined surface cooperatively form a beveled surface opposite to the installation portion. ### Claim 20 (depends on 19) The electrical connector of claim 19, further comprising: a reinforced plate, a side of the reinforced plate being disposed on the bottom surface of the lower insulating layer, the plurality of contacts and the reinforced plate being disposed on a top side and a bottom side of the lower insulating layer respectively, the reinforced plate comprising a board end surface comprising a third inclined surface, and the third inclined surface, the second inclined surface and the first inclined surface cooperatively forming the beveled surface opposite to the installation portion. ### Claim 21 (depends on 20) The electrical connector of claim 20, wherein an area of the third inclined surface is less than the area of the second inclined surface. ### Claim 22 (depends on 19) The electrical connector of claim 19, wherein an area of the first inclined surface is less than an area of the second inclined surface.