# US 2025/0093591 A1 · Ultra low profile optical fiber duplex adaptor for modules and circuit packs > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2025/0093591 A1 - Document ID: US20250093591A1 - Status: Published application - Kind: A1 - Application number: 18/369,961 - Filed: 2023-09-19 - Published: 2025-03-20 - Earliest claimed: 2023-09-19 - Assignees: Ciena Corporation - Applicants: Ciena Corporation - Inventors: Maxwell Thomas McKerlie; Victor Aldea; Trevor Meunier - Web page: https://patentgrep.com/patent/US20250093591A1 ## CPC - G02B 6/3897: {Connectors fixed to housings, casing, frames or circuit boards (G02B6/44528 takes precedence)} - G02B 6/3825: {with an intermediate part, e.g. adapter, receptacle, linking two plugs} - G02B 6/3893: {Push-pull type, e.g. snap-in, push-on} - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS ## Abstract An optical fiber adaptor assembly including: an adaptor body having an internal side and an external side, where the internal side receives and retains an optical fiber ferrule assembly and the external side is adapted to receive and retain an optical fiber connector assembly, and where the adaptor body is adapted to be disposed through and retained in a cut-out defined by a panel of a module or circuit pack. The internal side of the adaptor body includes an adaptor shoulder that is adapted to be disposed adjacent to an internal side of the panel when the adaptor body is disposed through and retained in the cut-out. The internal side of the adaptor body further includes a ferrule retention clip that is adapted to be coupled to the adaptor shoulder and prevent the ferrule assembly from backing out of a ferrule port defined by the internal side of the adaptor body. ## Claims ### Claim 1 An optical fiber adaptor assembly comprising: an adaptor body having an internal side and an external side, wherein the internal side is adapted to receive and retain an optical fiber ferrule assembly and the external side is adapted to receive and retain an optical fiber connector assembly, and wherein the adaptor body is adapted to be disposed through and retained in a cut-out defined by a panel of a module or circuit pack. ### Claim 2 (depends on 1) The optical fiber adaptor assembly of claim 1, wherein the internal side of the adaptor body defines a ferrule port adapted to receive the optical fiber ferrule assembly. ### Claim 3 (depends on 2) The optical fiber adaptor assembly of claim 2, wherein the internal side of the adaptor body comprises a ferrule gasket adapted to be disposed between a ferrule shoulder of the optical fiber ferrule assembly and the internal side of the adaptor body when the optical fiber ferrule assembly is received within the ferrule port defined by the internal side of the adaptor body. ### Claim 4 (depends on 2) The optical fiber adaptor assembly of claim 2, wherein the internal side of the adaptor body comprises an adaptor shoulder that is adapted to be disposed adjacent to an internal side of the panel when the adaptor body is disposed through and retained in the cut-out defined by the panel. ### Claim 5 (depends on 4) The optical fiber adaptor assembly of claim 4, wherein the internal side of the adaptor body further comprises a ferrule retention clip that is adapted to be coupled to the adaptor shoulder and prevent the optical fiber ferrule assembly from backing out of the ferrule port defined by the internal side of the adaptor body. ### Claim 6 (depends on 5) The optical fiber adaptor assembly of claim 5, wherein the ferrule retention clip comprises arm structures that are adapted to be disposed within slot structures of the adaptor shoulder. ### Claim 7 (depends on 4) The optical fiber adaptor assembly of claim 4, wherein the internal side of the adaptor body comprises further comprises a panel gasket disposed between the adaptor shoulder and the internal side of the panel when the adaptor shoulder is disposed adjacent to the internal side of the panel when the adaptor body is disposed through and retained in the cut-out defined by the panel. ### Claim 8 (depends on 1) The optical fiber adaptor assembly of claim 1, wherein the external side of the adaptor body defines a connector port adapted to receive the optical fiber connector assembly. ### Claim 9 (depends on 1) The optical fiber adaptor assembly of claim 1, further comprising a panel retention clip coupled to the adaptor by and adapted to secure the adaptor body to the panel when the adaptor body is disposed through and retained in the cut-out defined by the panel. ### Claim 10 (depends on 1) The optical fiber adaptor assembly of claim 1, wherein the optical fiber adaptor assembly is a duplex optical fiber adaptor assembly, the internal side is adapted to receive and retain a pair of optical fiber ferrule assemblies, and the external side is adapted to receive and retain a pair of optical fiber connector assemblies. ### Claim 11 A module or circuit pack comprising: a panel having an internal side and an external side and defining a cut-out; and an optical fiber adaptor assembly comprising an adaptor body having an internal side and an external side, wherein the internal side receives and retains an optical fiber ferrule assembly and the external side is adapted to receive and retain an optical fiber connector assembly, and wherein the adaptor body is disposed through and retained in the cut-out defined by the panel. ### Claim 12 (depends on 11) The module or circuit pack of claim 11, wherein the optical fiber adaptor assembly is a duplex optical fiber adaptor assembly, the internal side receives and retains a pair of optical fiber ferrule assemblies, and the external side is adapted to receive and retain a pair of optical fiber connector assemblies. ### Claim 13 An optical fiber adaptor method comprising: providing an optical fiber adaptor assembly comprising an adaptor body having an internal side and an external side, wherein the internal side is adapted to receive and retain an optical fiber ferrule assembly and the external side is adapted to receive and retain an optical fiber connector assembly; coupling the optical fiber ferrule assembly to the internal side of the adaptor body; and disposing the adaptor body through a cut-out defined by a panel of a module or circuit pack and securing the adaptor body to the panel. ### Claim 14 (depends on 13) The optical fiber adaptor method of claim 13, wherein the internal side of the adaptor body defines a ferrule port adapted to receive the optical fiber ferrule assembly. ### Claim 15 (depends on 14) The optical fiber adaptor method of claim 14, further comprising disposing a ferrule gasket between a ferrule shoulder of the optical fiber ferrule assembly and the internal side of the adaptor body when the optical fiber ferrule assembly is received within the ferrule port defined by the internal side of the adaptor body. ### Claim 16 (depends on 14) The optical fiber adaptor method of claim 14, wherein the internal side of the adaptor body comprises an adaptor shoulder that is adapted to be disposed adjacent to an internal side of the panel when the adaptor body is disposed through the cut-out defined by the panel and secured to the panel. ### Claim 17 (depends on 16) The optical fiber adaptor method of claim 16, wherein the internal side of the adaptor body further comprises a ferrule retention clip that is adapted to be coupled to the adaptor shoulder and prevent the optical fiber ferrule assembly from backing out of the ferrule port defined by the internal side of the adaptor body. ### Claim 18 (depends on 16) The optical fiber adaptor method of claim 16, further comprising disposing a panel gasket between the adaptor shoulder and the internal side of the panel when the adaptor shoulder is disposed adjacent to the internal side of the panel when the adaptor body is disposed through the cut-out defined by the panel and secured to the panel. ### Claim 19 (depends on 13) The optical fiber adaptor method of claim 13, wherein the optical fiber adaptor assembly further comprises a panel retention clip coupled to the adaptor body and adapted to secure the adaptor body to the panel when the adaptor body is disposed through the cut-out defined by the panel. ### Claim 20 (depends on 13) The optical fiber adaptor method of claim 13, wherein the optical fiber adaptor assembly is a duplex optical fiber adaptor assembly, the internal side is adapted to receive and retain a pair of optical fiber ferrule assemblies, and the external side is adapted to receive and retain a pair of optical fiber connector assemblies, the method comprising coupling the pair of optical fiber ferrule assemblies to the internal side of the adaptor body.