# US 12,763,518 B2 · Connector, connection assembly and connection group > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,763,518 B2 - Document ID: US12763518B2 - Status: Granted - Kind: B2 - Application number: 18/481,458 - Filed: 2023-10-05 - Published: 2024-04-11 - Granted: 2026-10-13 - Earliest claimed: 2023-10-05 - Assignees: TE Connectivity India Private Limited; Tyco Electronics (Shanghai) Co., Ltd. - Applicants: TE Connectivity India Private Limited; Tyco Electronics (Shanghai) Co., Ltd. - Inventors: Siddharth Singh; Yunhe Wang; Songhua Liu; Wenke He - Web page: https://patentgrep.com/patent/US12763518B2 ## CPC - H01R 13/6275: {Latching arms not integral with the housing (H01R13/6276, H01R13/6277, H01R13/6278 take precedence)} - H01R 12/75: connecting to cables except for flat or ribbon cables - H01R 13/58: Means for relieving strain on wire connection, e.g. cord grip {, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable (for flat or ribbon cables H01R12/771)} - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS ## Abstract A connector for connecting at a proximal end of the connector along a connection direction includes a contact section adapted to fix at least one contact element, a base section, and an arm extending from the base section substantially along the connection direction, wherein the arm includes at least one securing element for securing the connector against the connection direction, and wherein the base section is located closer to a distal end of the connector than the contact section, the distal end being opposite to the proximal end along the connection direction. A connection assembly includes the connector and a mating connector. A connection group includes the connection assembly and a bulkhead that receives the connection assembly. ## Claims ### Claim 1 Connector for connecting at a proximal end of the connector along a connection direction with a mating connector arranged behind a bulkhead and accessible through a receptacle of the bulkhead, the connector comprising: a contact section adapted to fix at least one contact element, the contact section configured to pass through the receptacle in the bulkhead for mating with the mating connector, a base section, and an arm extending from the base section substantially along the connection direction, wherein the arm comprises at least one securing element configured to be mated directly to the mating connector when passed through the receptacle in the bulkhead for securing the connector to the mating connector and preventing movement along the connection direction away from the mating connector, wherein the base section is located closer to a distal end of the connector than the contact section, the distal end being opposite to the proximal end along the connection direction. ### Claim 2 (depends on 1) Connector according to claim 1, wherein the arm comprises an actuation section, wherein the securing element is transferable from a securing state to a release state by an actuation at the actuation section. ### Claim 3 (depends on 2) Connector according to claim 2, wherein the actuation section is adapted to be accessible from an outside of the connector. ### Claim 4 (depends on 1) Connector according to claim 1, wherein the arm comprises at least one lateral guiding face for guiding the securing element in a lateral direction transverse to the connection direction. ### Claim 5 (depends on 1) Connector according to claim 1, wherein the arm comprises a first extension section extending from the base section, a second extension section extending from the first extension section and an end section extending from the second extension section. ### Claim 6 (depends on 1) Connector according to claim 1, wherein the securing element comprises a latching element. ### Claim 7 (depends on 6) Connector according to claim 6, wherein the latching element comprises a latching protrusion protruding radially outwards. ### Claim 8 (depends on 6) Connector according to claim 6, wherein a latching section of the arm comprising the latching element is deflectable radially inwards. ### Claim 9 (depends on 1) Connector according claim 1, wherein the arm is part of a strain relief device for transmitting mechanical strain acting on the connector at least partially counter to the connection direction onto a mating connector, wherein the strain relief device is mountable to an engagement section of the connector. ### Claim 10 (depends on 9) Connector according to claim 9, wherein the strain relief device comprises an open ring, wherein the arm protrudes from the open ring, the engagement section comprising at least one engagement face facing towards the distal end of the connector receiving the open ring. ### Claim 11 (depends on 10) Connector according to claim 10, wherein, when viewed along the connection direction, a ratio of a distance between an outermost point of the securing element to a centroid of the open ring to a distance between an innermost point of the open ring and the centroid of the open ring is less than 0.8. ### Claim 12 Connection assembly comprising: a connector for connecting at a proximal end of the connector along a connection direction, the connector including a contact element at a contact section, a base section, and an arm extending from the base section substantially along the connection direction to the proximal end, the arm includes at least one securing element for securing the connector from movement along the connection direction, the arm includes a lateral guiding face for guiding the securing element in a lateral direction transverse to the connection direction, wherein the base section is located closer to a distal end of the connector than the contact section, the distal end being opposite to the proximal end along the connection direction; and a mating connector arranged behind a bulkhead and accessible through a receptacle of the bulkhead, the mating connector mated to the proximal end of the connector when the proximal end of the connector passes through the receptacle in the bulkhead, the mating connector including a mating contact element configured to be mated to the contact element of the connector, the mating connector including a mating counter lateral guiding face configured to interface with the lateral guiding face; wherein in a pre-mounting state, in which the connector and the mating connector are spaced from each other along the connection direction, a distance between the at least one lateral guiding face and the mating counter lateral guiding face is smaller than a distance between the contact element and the corresponding mating contact element. ### Claim 13 (depends on 12) Connection assembly of claim 12, wherein the arm includes an actuation section, the securing element being transferable from a securing state to a release state by an actuation at the actuation section, the actuation section is accessible from an outside of the connector. ### Claim 14 (depends on 12) Connection assembly of claim 12, wherein the arm comprises a first extension section extending from the base section, a second extension section extending from the first extension section and an end section extending from the second extension section. ### Claim 15 (depends on 12) Connection assembly of claim 12, wherein the securing element comprises a latching element that is deflectable radially inward. ### Claim 16 (depends on 12) Connection assembly of claim 12, wherein the arm is part of a strain relief device for transmitting mechanical strain acting on the connector at least partially counter to the connection direction onto the mating connector, wherein the strain relief device is mountable to the rest of the connector. ### Claim 17 (depends on 16) Connection assembly of claim 16, wherein the strain relief device comprises an open ring, wherein the arm protrudes from the open ring, and wherein the connector comprises an engagement section for the open ring, the engagement section comprising at least one engagement face facing towards the distal end of the connector. ### Claim 18 Connection group comprising: a connection assembly including a connector and a mating connector, a proximal end of the connector being mated with the mating connector along a connection direction the mating connector including a mating contact element, the connector including a contact element at a contact section configured to be mated with the mating contact element, a base section, and an arm extending from the base section substantially along the connection direction to the proximal end, the arm includes at least one securing element configured to be mated directly to the mating connector for securing the connector to the mating connector and preventing movement along the connection direction away from the mating connector, the arm includes an actuation section, the securing element being transferable from a securing state to a release state by an actuation at the actuation section, the actuation section being accessible from an outside of the connector, wherein the base section is located closer to a distal end of the connector than the contact section, the distal end being opposite to the proximal end along the connection direction; and a bulkhead including a receptacle, the connection assembly being located in the receptacle of the bulkhead with the mating connector arranged behind the bulkhead and accessible through the receptacle of the bulkhead, wherein the at least one securing element of the arm is mated with the mating connector when passed through the receptacle in the bulkhead, the actuation section being accessible through an opening of the receptacle. ### Claim 19 (depends on 18) The connection group of claim 18, wherein the arm includes a lateral guiding face for guiding the securing element in a lateral direction transverse to the connection direction, the mating connector including a mating counter lateral guiding face configured to interface with the lateral guiding face, wherein in a pre-mounting state, in which the connector and the mating connector are spaced from each other along the connection direction, a distance between the at least one lateral guiding face and the mating counter lateral guiding face is smaller than a distance between the contact element and the corresponding mating contact element.