# US 10,455,713 B2 · Electrical-machine housing and power converter > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,455,713 B2 - Document ID: US10455713B2 - Status: Granted - Kind: B2 - Application number: 15/245,179 - Filed: 2016-08-24 - Published: 2017-03-16 - Granted: 2019-10-22 - Earliest claimed: 2015-09-11 - Assignees: Kabushiki Kaisha Yaskawa Denki - Applicants: Kabushiki Kaisha Yaskawa Denki - Inventors: Tetsuo Yanagimoto; Makoto Nakaya - Web page: https://patentgrep.com/patent/US10455713B2 ## CPC - H05K 7/14322: {wherein the control and power circuits of a power converter are arranged within the same casing} - H05K 5/0217: {Mechanical details of casings (covers, lids, hoods or members for covering apertures H05K5/03)} - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS ## Abstract An electrical-machine housing includes a main housing, a defining portion, and a holder. The defining portion includes a plurality of protrusions defining a plurality of regions in an opening of the main housing. The holder holds leading ends of the plurality of protrusions. ## Claims ### Claim 1 An electrical-machine housing comprising: a main housing; a defining portion comprising a plurality of protrusions spaced apart in a width direction and defining a plurality of regions in an opening of the main housing; and a holder holding leading ends of the plurality of protrusions, the holder including a partition having a side surface that overlaps one of the plurality of protrusions in the width direction disposed so as to resist a bending force applied to the one of the plurality of protrusions, wherein, in an assembled state, the side surface of the partition being disposed between and aligned with a leading end of the one of the plurality of protrusions and a leading end of a second one of the plurality of protrusions in the width direction. ### Claim 2 (depends on 1) The electrical-machine housing according to claim 1, wherein the main housing comprises a first housing and a second housing mounted on the first housing, and wherein the opening is defined between the first housing and the second housing. ### Claim 3 (depends on 1) The electrical-machine housing according to claim 1, wherein the holder comprises a plurality of partitions standing beside sides of each of the leading ends of the plurality of protrusions in the width direction. ### Claim 4 (depends on 1) The electrical-machine housing according to claim 1, wherein the holder comprises a contact plate contacting an inner surface of each of the leading ends of the plurality of protrusions, the inner surface facing an inside of a second housing of the main housing, the second housing being mounted on a first housing of the main housing. ### Claim 5 (depends on 1) The electrical-machine housing according to claim 1, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 6 (depends on 2) The electrical-machine housing according to claim 2, wherein the defining portion is disposed on the first housing, wherein the holder is disposed on the second housing, and wherein the first housing comprises a circuit substrate to which a cable is connectable. ### Claim 7 (depends on 6) The electrical-machine housing according to claim 6, wherein the defining portion is attachable and detachable to and from the first housing. ### Claim 8 A power converter to convert power fed from outside the power converter into control power to drive a motor, the power converter comprising an electrical-machine housing, the electrical-machine housing comprising: a main housing; a defining portion comprising a plurality of protrusions spaced apart in a width direction and defining a plurality of regions in an opening of the main housing; and a holder holding leading ends of the plurality of protrusions, the holder including a partition having a side surface that overlaps one of the plurality of protrusions in the width direction disposed so as to resist a bending force applied to the one of the plurality of protrusions, wherein, in an assembled state, the side surface of the partition being disposed between and aligned with the leading end of the one of the plurality of protrusions and the leading end of a second one of the plurality of protrusions in the width direction. ### Claim 9 (depends on 2) The electrical-machine housing according to claim 2, wherein the holder comprises a plurality of partitions standing beside sides of each of the leading ends of the plurality of protrusions in the width direction. ### Claim 10 (depends on 2) The electrical-machine housing according to claim 2, wherein the holder comprises a contact plate contacting an inner surface of each of the leading ends of the plurality of protrusions, the inner surface facing an inside of the second housing. ### Claim 11 (depends on 3) The electrical-machine housing according to claim 3, wherein the holder comprises a contact plate contacting an inner surface of each of the leading ends of the plurality of protrusions, the inner surface facing an inside of the second housing. ### Claim 12 (depends on 9) The electrical-machine housing according to claim 9, wherein the holder comprises a contact plate contacting an inner surface of each of the leading ends of the plurality of protrusions, the inner surface facing an inside of the second housing. ### Claim 13 (depends on 2) The electrical-machine housing according to claim 2, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 14 (depends on 3) The electrical-machine housing according to claim 3, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 15 (depends on 4) The electrical-machine housing according to claim 4, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 16 (depends on 9) The electrical-machine housing according to claim 9, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 17 (depends on 10) The electrical-machine housing according to claim 10, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 18 (depends on 11) The electrical-machine housing according to claim 11, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 19 (depends on 12) The electrical-machine housing according to claim 12, wherein the plurality of protrusions each comprise a rib along a length of each of the plurality of protrusions. ### Claim 20 An electrical-machine housing comprising: means for defining, using a plurality of protrusions spaced apart in a width direction, a plurality of regions in an opening defined between a first housing and a second housing of the electrical-machine housing, the first housing and the second housing being attachable and detachable to and from each other, and means for preventing the plurality of protrusions from bending including a partition having a side surface that overlaps one of the plurality of protrusions in the width direction disposed so as to resist a bending force applied to the one of the plurality of protrusions, wherein, in an assembled state, the side surface of the partition being disposed between and aligned with a leading end of the one of the plurality of protrusions and a leading end of a second one of the plurality of protrusions in the width direction. ### Claim 21 (depends on 1) The electrical-machine housing according to claim 1, wherein the holder includes a second side surface that is disposed so as to overlap the one of the plurality of protrusions in the width direction. ### Claim 22 (depends on 21) The electrical-machine housing according to claim 21, wherein the holder includes a third side surface that overlaps the one of the plurality of protrusions in the direction orthogonal to the width direction and that is disposed so as to resist a bending force applied to the one of the plurality of protrusions in the direction orthogonal to the width direction, and wherein the first side surface, the second side surface, and the third side surface are connected so as to partially surround the one of the plurality of protrusions. ### Claim 23 (depends on 8) The power converter according to claim 8, wherein the holder includes a second side surface that is disposed so as to overlap the one of the plurality of protrusions in the width direction. ### Claim 24 (depends on 23) The power converter according to claim 23, wherein the holder includes a third side surface that overlaps the one of the plurality of protrusions in the direction orthogonal to the width direction and is disposed so as to resist a bending force applied to the one of the plurality of protrusions in the direction orthogonal to the width direction, and wherein the first side surface, the second side surface, and the third side surface are connected so as to partially surround the one of the plurality of protrusions. ### Claim 25 (depends on 22) The electrical-machine housing according to claim 22, wherein the third side surface is disposed between the leading end of the one of the plurality of protrusions and an inside of the main housing. ### Claim 26 (depends on 24) The power converter according to claim 24, wherein the third side surface is disposed between the leading end of the one of the plurality of protrusions and an inside of the main housing.