# US 2015/0085461 A1 · Combined wiring board and method for manufacturing combined wiring board > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2015/0085461 A1 - Document ID: US20150085461A1 - Status: Published application - Kind: A1 - Application number: 14/492,424 - Filed: 2014-09-22 - Published: 2015-03-26 - Earliest claimed: 2013-09-20 - Assignees: Ibiden Co., Ltd. - Applicants: Ibiden Co., Ltd. - Inventors: Teruyuki ISHIHARA; Michimasa TAKAHASHI - Web page: https://patentgrep.com/patent/US20150085461A1 ## CPC - H05K 3/368: {parallel to each other (H05K3/361 takes precedence)} - H05K 3/0097: {Processing two or more printed circuits simultaneously, e.g. made from a common substrate, or temporarily stacked circuit boards (H05K3/0052 takes precedence)} - H05K 2201/10598: Means for fastening a component, a casing or a heat sink whereby a pressure is exerted on the component towards the PCB - H05K 2201/2018: Presence of a frame in a printed circuit or printed circuit assembly - H05K 2203/0152: Temporary metallic carrier, e.g. for transferring material - H05K 2203/1484: Simultaneous treatments, e.g. soldering lead-in-hole components simultaneously with surface mounted components - Y10T 29/49126: Assembling bases - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION ## Abstract A method for manufacturing a combined wiring board includes preparing multiple wiring boards, preparing a metal frame having opening portions which accommodate the boards, respectively, positioning the boards in the opening portions of the frame, respectively, and forming multiple crimped portions in the frame by plastic deformation such that the sidewalls of the boards bond to sidewalls of the opening portions in the frame. The preparing of the boards includes forming the sidewalls of the boards such that when the boards are positioned in the opening portions of the frame, the sidewalls of the boards form wide-space portions and narrow-space portions with respect to the sidewalls of the opening portions in the frame, and the forming of the crimped portions includes generating the deformation such that the sidewalls of the opening portions in the frame abut the narrow-space portions of the boards before the wide-space portions of the boards. ## Claims ### Claim 1 A method for manufacturing a combined wiring board, comprising: preparing a plurality of wiring boards; preparing a metal frame having a plurality of opening portions configured to accommodate the plurality of wiring boards, respectively; positioning the wiring boards in the opening portions of the metal frame, respectively; and forming a plurality of crimped portions in the metal frame by plastic deformation such that the sidewalls of the wiring boards bond to sidewalls of the opening portions in the metal frame, wherein the preparing of the wiring boards includes forming the sidewalls of the wiring boards such that when the wiring boards are positioned in the opening portions of the metal frame, the sidewalls of the wiring boards form wide-space portions and narrow-space portions with respect to the sidewalls of the opening portions in the metal frame, and the forming of the crimped portions includes generating the plastic deformation such that the sidewalls of the opening portions in the metal frame abut the narrow-space portions of the sidewalls of the wiring boards before the wide-space portions of the sidewalls of the wiring boards. ### Claim 2 (depends on 1) A method for manufacturing a combined wiring board according to claim 1, wherein the preparing of the wiring boards includes forming the sidewalls of the wiring boards such that the sidewalls of the wiring boards have arc shaped portions which are recessed toward the wiring boards. ### Claim 3 (depends on 1) A method for manufacturing a combined wiring board according to claim 1, wherein the wide-space portions of the sidewalls of the wiring boards have arc shaped curved surfaces, and the narrow-space portions of the sidewalls of the wiring boards have arc shaped curved surfaces. ### Claim 4 (depends on 1) A method for manufacturing a combined wiring board according to claim 1, wherein the forming of the crimped portions includes forming the crimped portions such that two crimped portions are positioned to sandwich a corner portion of each of the wiring boards. ### Claim 5 (depends on 2) A method for manufacturing a combined wiring board according to claim 2, wherein the forming of the crimped portions includes forming the crimped portions such that the sidewalls of the opening portions of the metal frame abut the arc-shaped portions of the sidewalls of the wiring boards and that linear portions of the sidewalls of the metal frame abut linear portions of the sidewalls of the wiring boards adjacent to the arc-shaped portions. ### Claim 6 (depends on 1) A method for manufacturing a combined wiring board according to claim 1, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion, the extension portions have widths which are shorter than the short sides of the main body portion, and each of the opening portions in the metal frame has a plurality of U-shaped portions configured to accommodate the protruding portions of each of the wiring boards, respectively, such that the sidewalls of the wiring boards bond to the sidewalls in the U-shaped portions of the opening portions in the metal frame. ### Claim 7 (depends on 3) A method for manufacturing a combined wiring board according to claim 3, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion, the extension portions have widths which are shorter than the short sides of the main body portion, and each of the opening portions in the metal frame has a plurality of U-shaped portions configured to accommodate the protruding portions of each of the wiring boards, respectively, such that end sides of the extension portions form the wide-space portions of the sidewalls of the wiring boards and that the U-shaped portions form the narrow-space portions of the sidewalls of the wiring boards. ### Claim 8 (depends on 1) A method for manufacturing a combined wiring board according to claim 1, wherein the forming of the crimped portions comprises forming the crimped portions in the metal frame such that the sidewalls of the wiring boards simultaneously bond to the sidewalls of the opening portions in the metal frame. ### Claim 9 (depends on 1) A method for manufacturing a combined wiring board according to claim 1, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion. ### Claim 10 (depends on 9) A method for manufacturing a combined wiring board according to claim 9, wherein the forming of the crimped portions comprises forming the crimped portions in the metal frame such that the sidewalls of the wiring boards simultaneously bond to the sidewalls of the opening portions in the metal frame. ### Claim 11 A combined wiring board, comprising: a metal frame having a plurality of opening portions; and a plurality of wiring boards positioned in the plurality of opening portions in the metal frame, respectively, wherein the metal frame has a plurality of crimped portions formed by plastic deformation such that sidewalls of the wiring boards are bonding to sidewalls of the opening portions in the metal frame to fix the wiring boards in the opening portions in the metal frame, and the sidewalls of the wiring boards have arc shaped portions which are recessed toward the wiring boards. ### Claim 12 (depends on 11) A combined wiring board according to claim 11, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion. ### Claim 13 (depends on 11) A combined wiring board according to claim 11, wherein the crimped portions are formed such that two crimped portions are positioned to sandwich a corner portion of each of the wiring boards. ### Claim 14 (depends on 11) A combined wiring board according to claim 11, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion, the extension portions have widths which are shorter than the short sides of the main body portion, and each of the opening portions in the metal frame has a plurality of U-shaped portions configured to accommodate the protruding portions of each of the wiring boards, respectively, such that the sidewalls of the wiring boards bond to the sidewalls in the U-shaped portions of the opening portions in the metal frame. ### Claim 15 (depends on 11) A combined wiring board according to claim 11, wherein the sidewalls of the wiring boards have arc shaped curved surfaces. ### Claim 16 A combined wiring board, comprising: a metal frame having a plurality of opening portions; and a plurality of wiring boards positioned in the plurality of opening portions in the metal frame, respectively, wherein the metal frame has a plurality of crimped portions formed by plastic deformation such that sidewalls of the wiring boards are bonding to sidewalls of the opening portions in the metal frame to fix the wiring boards in the opening portions in the metal frame, the sidewalls of the wiring boards have arc shaped portions which are recessed toward the wiring boards and are abutting the sidewalls of the opening portions of the metal frame, and the sidewalls of the metal frame have linear portions abutting linear portions of the sidewalls of the wiring boards adjacent to the arc-shaped portions. ### Claim 17 (depends on 16) A combined wiring board according to claim 16, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion. ### Claim 18 (depends on 16) A combined wiring board according to claim 16, wherein the crimped portions are formed such that two crimped portions are positioned to sandwich a corner portion of each of the wiring boards. ### Claim 19 (depends on 16) A combined wiring board according to claim 16, wherein each of the wiring boards has a main body portion, a plurality of extension portions formed on short sides of the main body portion and extending in a longitudinal direction of the main body portion, respectively, and a plurality of protruding portions protruding from the extension portions perpendicular to the longitudinal direction of the main body portion, the extension portions have widths which are shorter than the short sides of the main body portion, and each of the opening portions in the metal frame has a plurality of U-shaped portions configured to accommodate the protruding portions of each of the wiring boards, respectively, such that the sidewalls of the wiring boards bond to the sidewalls in the U-shaped portions of the opening portions in the metal frame. ### Claim 20 (depends on 16) A combined wiring board according to claim 16, wherein the sidewalls of the wiring boards have arc shaped curved surfaces.