# US 12,120,840 B2 · Direct-mount acoustics damping shelf at backplane-identified devices > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,120,840 B2 - Document ID: US12120840B2 - Status: Granted - Kind: B2 - Application number: 17/220,654 - Filed: 2021-04-01 - Published: 2022-10-06 - Granted: 2024-10-15 - Earliest claimed: 2021-04-01 - Assignees: Dell Products L.P. - Applicants: Dell Products L.P. - Inventors: Richard Eiland; Chris Peterson; Eduardo Escamilla; Paul Waters; Chien-Hung Chou; Juan Torres-Gonzalez; Jyh-Yinn Lin; Hung-Pin Chien - Web page: https://patentgrep.com/patent/US12120840B2 ## CPC - H05K 7/1489: {characterized by the mounting of blades therein, e.g. brackets, rails, trays (H05K7/1491 takes precedence)} - G10K 11/162: Selection of materials - G11B 33/08: Insulation or absorption of undesired vibrations or sounds - H05K 7/1438: {Back panels or connecting means therefor; Terminals; Coding means to avoid wrong insertion} - H05K 7/20736: {within cabinets for removing heat from server blades} - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - G10K: SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR - G11B: INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER (recording measured values in a way that does not require playback through a transducer G01D9/00; recording or playback apparatus using mechanically marked tape, e.g. punched paper tape, or using unit records, e.g. punched or magnetically marked cards G06K; transferring data from one type of record carrier to another G06K1/18; circuits for coupling output of reproducer to radio receiver H04B1/20; gramophone pick-ups or like acoustic electromechanical transducers or circuits therefor H04R) ## Abstract An information handling system may include a backplane configured to couple at a first side thereof to a plurality of physical storage resources, an air mover configured to provide cooling to the information handling system, and a shelf coupled to the backplane at a second, opposite side thereof, wherein the shelf is disposed between the first side of the backplane and the air mover. The shelf may include an acoustically absorbent material. ## Claims ### Claim 1 An information handling system comprising: a backplane configured to couple at a first side thereof to a plurality of physical storage resources, wherein the backplane includes a plurality of drive bays each configured to receive one or more of the plurality of physical storage resources, wherein a first drive bay includes hard drives received therein and a second drive bay includes solid state drives received therein; an air mover configured to provide cooling to the information handling system; and a shelf removably coupled to the backplane at a second, opposite side thereof, wherein the shelf is coupled to the backplane at a position corresponding to the first drive bay and no shelf is coupled to the backplane at a position corresponding to the second drive bay, wherein the shelf is disposed between the first side of the backplane and the air mover, and wherein the shelf includes an acoustically absorbent material formed into a honeycomb pattern. ### Claim 2 (depends on 1) The information handling system of claim 1, wherein the acoustically absorbent material comprises foam. ### Claim 3 A method comprising: removably coupling an acoustically absorbent material to a shelf, wherein the acoustically absorbent material is formed into a honeycomb pattern; and coupling the shelf to a second side of a backplane of an information handling system, wherein the backplane is configured to couple at a first side thereof to a plurality of physical storage resources, such that the shelf is disposed between the first side of the backplane and an air mover of the information handling system; wherein the backplane includes a plurality of drive bays each configured to receive one or more of the plurality of physical storage resources, wherein a first drive bay includes hard drives received therein and a second drive bay includes solid state drives received therein, and wherein the shelf is coupled to the backplane at a position corresponding to the first drive bay and no shelf is coupled to the backplane at a position corresponding to the second drive bay. ### Claim 4 (depends on 3) The method of claim 3, wherein the acoustically absorbent material is coupled to the shelf via an adhesive. ### Claim 5 (depends on 3) The method of claim 3, wherein the acoustically absorbent material comprises foam. ### Claim 6 (depends on 3) The method of claim 3, wherein coupling the shelf to the second side of the backplane includes inserting a tab of the shelf into a hole of the backplane. ### Claim 7 An apparatus comprising: a shelf; and an acoustically absorbent material coupled to the shelf, wherein the acoustically absorbent material is formed into a honeycomb pattern; wherein the shelf is configured to be removably coupled to a second side of a backplane of an information handling system, wherein the backplane is configured to couple at a first side thereof to a plurality of physical storage resources, such that the shelf is configured to be disposed between the first side of the backplane and an air mover of the information handling system; wherein the backplane includes a plurality of drive bays each configured to receive one or more of the plurality of physical storage resources, wherein a first drive bay includes hard drives received therein and a second drive bay includes solid state drives received therein, and wherein the shelf is coupled to the backplane at a position corresponding to the first drive bay and no shelf is coupled to the backplane at a position corresponding to the second drive bay. ### Claim 8 (depends on 7) The apparatus of claim 7, wherein the acoustically absorbent material comprises foam. ### Claim 9 (depends on 7) The apparatus of claim 7, wherein a different one of the plurality of drive bays does not include physical storage resources received therein, and wherein no shelf is coupled to the backplane at a position corresponding to the different one of the plurality of drive bays.