# US 11,114,792 B2 · Contact and connector > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,114,792 B2 - Document ID: US11114792B2 - Status: Granted - Kind: B2 - Application number: 16/721,985 - Filed: 2019-12-20 - Published: 2020-06-25 - Granted: 2021-09-07 - Earliest claimed: 2018-12-21 - Assignees: Tyco Electronics Japan G.K. - Applicants: Tyco Electronics Japan G.K. - Inventors: Yoshihiko Shindo - Web page: https://patentgrep.com/patent/US11114792B2 ## CPC - H01R 13/432: by stamped-out resilient tongue snapping behind shoulder in base or case - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS ## Abstract A contact includes a pair of side walls, a front end upper wall extending from the side walls, a rear end upper wall extending from the side walls, a lance extending in a rearward direction from a rear end of the front end upper wall, and an extension piece extending in the rearward direction from a rear end portion of the lance. The lance has a catch portion at the rear end portion of the lance. The catch portion is caught in a housing when the contact is inserted into the housing. The extension piece is positioned under the rear end upper wall. ## Claims ### Claim 1 A contact, comprising: a pair of side walls; a front end upper wall extending from the side walls; a rear end upper wall extending from the side walls; a lance extending in a rearward direction from a rear end of the front end upper wall, the lance has a catch portion at a rear end portion of the lance, the catch portion is caught in a housing when the contact is inserted into the housing; and an extension piece extending in the rearward direction from the rear end portion of the lance, the extension piece positioned under the rear end upper wall, the extension piece has a folded-back portion folded downward from the rear end portion in a direction lateral to the rear end portion. ### Claim 2 (depends on 1) The contact of claim 1, wherein the folded-back portion is folded under the rear end portion. ### Claim 3 (depends on 1) The contact of claim 1, wherein the pair of side walls include a right side wall and a left side wall on opposite sides of the lance. ### Claim 4 (depends on 3) The contact of claim 3, wherein the front end upper wall and the rear end upper wall each include a pair of upper walls with a first upper wall and a second upper wall. ### Claim 5 (depends on 4) The contact of claim 4, wherein the first upper wall extends from the right side wall and the second upper wall extends from the left side wall. ### Claim 6 (depends on 5) The contact of claim 5, wherein the first upper wall is positioned on top of the second upper wall at the front end upper wall. ### Claim 7 (depends on 6) The contact of claim 6, wherein the second upper wall is positioned on top of the first upper wall at the rear end upper wall. ### Claim 8 (depends on 7) The contact of claim 7, wherein the extension piece is disposed under the first upper wall at the rear end upper wall. ### Claim 9 (depends on 6) The contact of claim 6, wherein the lance extends in the rearward direction from the first upper wall at the front end upper wall. ### Claim 10 (depends on 9) The contact of claim 9, further comprising a contact beam extending in the rearward direction from the second upper wall at the front end upper wall. ### Claim 11 (depends on 10) The contact of claim 10, further comprising a bottom wall connecting the right side wall and the left side wall, the contact beam is positioned between the bottom wall and the lance. ### Claim 12 (depends on 1) The contact of claim 1, wherein the extension piece is integrally connected with the lance. ### Claim 13 (depends on 1) The contact of claim 1, wherein one of the side walls has a depressed portion in an inner wall surface. ### Claim 14 (depends on 13) The contact of claim 13, wherein the folded-back portion is positioned in the depressed portion. ### Claim 15 A contact, comprising: a pair of side walls; a front end upper wall extending from the side walls; a rear end upper wall extending from the side walls, the front end upper wall and the rear end upper wall each include a pair of upper walls with a first upper wall and a second upper wall; a lance extending in a rearward direction from a rear end of the front end upper wall, the lance has a catch portion at a rear end portion of the lance, the catch portion is caught in a housing when the contact is inserted into the housing, the pair of side walls include a right side wall and a left side wall on opposite sides of the lance; and an extension piece extending in the rearward direction from the rear end portion of the lance, the extension piece positioned under the rear end upper wall. ### Claim 16 (depends on 15) The contact of claim 15, wherein the first upper wall extends from the right side wall and the second upper wall extends from the left side wall. ### Claim 17 (depends on 16) The contact of claim 16, wherein the first upper wall is positioned on top of the second upper wall at the front end upper wall. ### Claim 18 (depends on 17) The contact of claim 17, wherein the second upper wall is positioned on top of the first upper wall at the rear end upper wall. ### Claim 19 (depends on 18) The contact of claim 18, wherein the extension piece is disposed under the first upper wall at the rear end upper wall. ### Claim 20 (depends on 17) The contact of claim 17, wherein the lance extends in the rearward direction from the first upper wall at the front end upper wall. ### Claim 21 (depends on 20) The contact of claim 20, further comprising a contact beam extending in the rearward direction from the second upper wall at the front end upper wall. ### Claim 22 (depends on 21) The contact of claim 21, further comprising a bottom wall connecting the right side wall and the left side wall, the contact beam is positioned between the bottom wall and the lance.