# US 9,518,785 B2 · Receptacle assembly for receiving a pluggable module > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,518,785 B2 - Document ID: US9518785B2 - Status: Granted - Kind: B2 - Application number: 13/949,990 - Filed: 2013-07-24 - Published: 2015-01-29 - Granted: 2016-12-13 - Earliest claimed: 2013-07-24 - Assignees: Tyco Electronics Corporation - Applicants: Tyco Electronics Corporation - Inventors: David Stanley Szczesny - Web page: https://patentgrep.com/patent/US9518785B2 ## CPC - F28D 15/0275: {Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores} - G02B 6/4261: {Packages with mounting structures to be pluggable or detachable, e.g. having latches or rails} - G02B 6/4268: {Cooling (of instruments G12B15/00; of electric apparatus H05K7/20; of semiconductor devices H10W76/47)} - G02B 6/4269: {with heat sinks or radiation fins} - F28D: HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT (fluid heaters having heat generating means and heat transferring means F24H; furnaces F27; details of heat-exchange apparatus of general) - G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS ## Abstract A receptacle assembly includes a cage having an interior cavity and a divider that divides the interior cavity into first and second ports. The cage has a front end that is open to the first and second ports, which are configured to receive first and second pluggable modules, respectively, therein through the front end. The divider includes an internal compartment that extends between the first and second ports. The receptacle assembly includes a thermal transfer assembly having a base and a spring. The base is received within the internal compartment of the divider and includes a module side that faces the first port. The spring is operatively connected between the divider and the base such that the spring is configured to bias the base toward the first port and thereby press the module side of the base into thermal communication with the first pluggable module. ## Claims ### Claim 1 A receptacle assembly comprising: a cage comprising an interior cavity and a divider that divides the interior cavity into first and second ports, the cage having a front end that is open to the first and second ports, the first and second ports configured to receive first and second pluggable modules, respectively, therein through the front end, the divider comprising an internal compartment that extends between the first and second ports, the divider including a first wall that defines a division between the first port and the internal compartment and a second wall that defines a division between the second port and the internal compartment, the first wall comprising an opening extending therethrough; and a thermal transfer assembly comprising a base and a spring, the base being received within the internal compartment of the divider and comprising a module side that faces the first port, the module side engaging the first wall and entirely covering the opening, the module side comprising a platform that extends into the opening of the first wall of the divider, the platform having a module surface at which the base is configured to thermally communicate with the first pluggable module, the spring being operatively connected between the second wall of the divider and the base such that the spring is configured to bias the base toward the first port and thereby press the module surface of the platform into physical contact with the first pluggable module in the first port, the second wall extending between the thermal transfer assembly and the second pluggable module in the second port such that the thermal transfer assembly does not engage in physical contact with the second pluggable module. ### Claim 2 (depends on 1) The receptacle assembly of claim 1, wherein the thermal transfer assembly further comprises a heat pipe, the heat pipe comprising a base segment that extends from, and is in thermal communication with, the base, the heat pipe comprising a transfer segment that extends away from the base segment for carrying heat away from the base. ### Claim 3 (depends on 1) The receptacle assembly of claim 1, wherein the thermal transfer assembly further comprises a heat pipe that is in thermal communication with the base, the thermal transfer assembly further comprising a heat sink connected in thermal communication with the heat pipe for dissipating heat from the heat pipe. ### Claim 4 (depends on 1) The receptacle assembly of claim 1, wherein the base comprises a spring side that is opposite the module side, the thermal transfer assembly further comprising a top that extends within the internal compartment of the divider between the base and the second wall of the divider, the spring being engaged in physical contact between the top and the spring side of the base such that the spring is operatively connected between the divider and the base for biasing the base toward the first port. ### Claim 5 (depends on 1) The receptacle assembly of claim 1, wherein the thermal transfer assembly further comprises a heat pipe having a base segment that is in thermal communication with the base and a transfer segment that extends away from the base segment for carrying heat away from the base, the cage comprising a side wall that defines a boundary of the internal compartment of the divider, the side wall comprising an opening, the heat pipe extending outward from the base through the opening and along the side wall. ### Claim 6 (depends on 1) The receptacle assembly of claim 1, wherein the thermal transfer assembly further comprises a heat pipe having a base segment that is in thermal communication with the base and a transfer segment that extends away from the base segment for carrying heat away from the base, the base of the thermal transfer assembly comprising an opening that extends into the base, the base segment of the heat pipe being received within the opening of the base to connect the base segment of the heat pipe in thermal communication with the base. ### Claim 7 (depends on 1) The receptacle assembly of claim 1, further comprising a heat sink mounted to the cage, the heat sink being configured to thermally communicate with the second pluggable module when the second pluggable module is received within the second port for dissipating heat from the second pluggable module. ### Claim 8 (depends on 1) The receptacle assembly of claim 1, wherein the divider comprises a front wall, the first wall, and the second wall, the first and second walls being spaced apart from each other to define the internal compartment of the divider therebetween, the front wall extending from the first wall to the second wall at the front end of the cage. ### Claim 9 (depends on 1) The receptacle assembly of claim 1, wherein the cage is configured to be mounted to a circuit board, the first and second ports being arranged in a column wherein the first and second ports are lower and upper ports, respectively, with the lower port being arranged below the upper port in the column such that the lower port is configured to extend between the circuit board and the upper port. ### Claim 10 (depends on 1) The receptacle assembly of claim 1, wherein the platform protrudes from the module side of the base, wherein a portion of the module side of the base surrounding the platform does not extend through the opening of the first wall. ### Claim 11 (depends on 1) The receptacle assembly of claim 1, wherein the module surface of the platform has a greater surface area than a surface area of a portion of the module side of the base that surrounds the platform. ### Claim 12 A receptacle assembly for mating with first and second pluggable modules, the receptacle assembly comprising: a cage comprising an interior cavity and a divider that divides the interior cavity into lower and upper ports, the cage having a front end that is open to the lower and upper ports, the lower and upper ports configured to receive the first and second pluggable modules, respectively, therein through the front end, the divider comprising an internal compartment that extends between the lower and upper ports, the divider comprising an upper wall that defines a division between the upper port and the internal compartment and a lower wall that defines a division between the lower port and the internal compartment, the lower wall defining an opening extending therethrough; first and second receptacle connectors held within the lower and upper ports, respectively, for mating with the first and second pluggable modules, respectively; and a thermal transfer assembly comprising a base, a top, a spring, and a heat pipe, the base being received within the internal compartment of the divider, the base comprising a module side that faces the lower port and a spring side that is opposite the module side, the module side of the base engaging the lower wall and entirely covering the opening, the module side comprising a platform, the top extending within the internal compartment between the base and the upper wall of the divider, the spring being engaged in physical contact between the top and the spring side of the base, the spring pressing the top into physical engagement with the upper wall and pressing the base toward the lower port such that the platform extends into the opening of the lower wall and a module surface of the platform engages in physical contact with the first pluggable module in the lower port, the upper wall extending between the thermal transfer assembly and the second pluggable module in the upper port such that the thermal transfer assembly does not engage in physical contact with the second pluggable module, the heat pipe comprising a base segment that is connected in thermal communication with the base, the heat pipe comprising a transfer segment that extends away from the base segment for carrying heat away from the base. ### Claim 13 (depends on 12) The receptacle assembly of claim 12, further comprising a heat sink connected in thermal communication with the transfer segment of the heat pipe for dissipating heat from the transfer segment. ### Claim 14 (depends on 12) The receptacle assembly of claim 12, wherein the cage comprises a side wall that defines a boundary of the internal compartment of the divider, the side wall comprising an opening, the heat pipe extending outward from the base through the opening and along the side wall. ### Claim 15 (depends on 12) The receptacle assembly of claim 12, further comprising a heat sink mounted to the cage, the heat sink being configured to thermally communicate with the second pluggable module when the second pluggable module is received within the upper port for dissipating heat from the second pluggable module. ### Claim 16 (depends on 12) The receptacle assembly of claim 12, wherein the base segment of the heat pipe is an end of the heat pipe. ### Claim 17 A receptacle assembly comprising: a cage comprising an interior cavity and a divider that divides the interior cavity into at least two ports, the cage having a front end that is open to the ports, the divider including a first wall and a second wall and defining an internal compartment between the first and second walls, the first wall defining a division between a first port of the at least two ports and the internal compartment, the second wall defining a division between the internal compartment and a second port of the at least two ports, the first wall defining an opening extending therethrough; and a thermal transfer assembly comprising a base, a spring, and a heat pipe, the base being received within the internal compartment of the divider and comprising a module side, the module side engaging the first wall and entirely covering the opening, the base including a platform protruding from the module side through the opening of the first wall into the first port, the platform having a module surface at which the base is configured to thermally communicate with a first pluggable module in the first port, the spring being operatively connected between the second wall of the divider and the base in the internal compartment such that the spring is configured to bias the base toward the first port and thereby press the module surface of the platform into physical contact with the first pluggable module in the first port, the second wall extending between the thermal transfer assembly and the second port such that the thermal transfer assembly does not engage in physical contact with a second pluggable module in the second port, the heat pipe comprising a base segment that is connected in thermal communication with the base, the heat pipe comprising a transfer segment that extends away from the base segment for carrying heat away from the base. ### Claim 18 (depends on 17) The receptacle assembly of claim 17, wherein the base comprises a spring side that is opposite the module side, the thermal transfer assembly further comprising a top that extends within the internal compartment of the divider between the base and the second wall of the divider, the spring being engaged in physical contact between the top and the spring side of the base to press the top into physical engagement with the second wall and press the base towards to the first port such that the platform extends through the opening of the first wall. ### Claim 19 (depends on 17) The receptacle assembly of claim 17, further comprising a heat sink mounted to the cage, the heat sink being configured to thermally communicate with the second pluggable module in the second port for dissipating heat from the second pluggable module.