# US 11,910,167 B2 · Hearing protection calibration adapter device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,910,167 B2 - Document ID: US11910167B2 - Status: Granted - Kind: B2 - Application number: 18/058,512 - Filed: 2022-11-23 - Published: 2023-03-23 - Granted: 2024-02-20 - Earliest claimed: 2020-06-04 - Assignees: Honeywell Safety Products USA, Inc. - Applicants: RAE Systems Inc. - Inventors: May Bridget Wilson; Claes Ingemar Haglund; Wei Sun; Lei Jiang; Huaqing Liao - Web page: https://patentgrep.com/patent/US11910167B2 ## CPC - H04R 29/00: Monitoring arrangements; Testing arrangements {(for hearing aids H04R25/30; detection of loudspeaker connection H04R5/04; sound-field adaptation dependent on speaker detection H04S7/308)} - H04R 29/004: {for microphones (H04R29/007 takes precedence)} - A61F 11/145: {electric, e.g. for active noise reduction} - H04R 1/02: Casings; Cabinets {; Supports therefor;} Mountings therein (H04R1/28 takes precedence {; attachments for microphones H04R1/08; mounting of transducers in earpieces H04R1/1075}) - H04R 31/00: Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor {(manufacture of microstructural arrangements of deformable or non-deformable structures in general B81C1/00182)} - A61F 11/08: internal, e.g. earplugs - H04R 1/1016: {Earpieces of the intra-aural type} - H04R 2460/17: Hearing device specific tools used for storing or handling hearing devices or parts thereof, e.g. placement in the ear, replacement of cerumen barriers, repair, cleaning hearing devices - H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K) - A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C) ## Abstract A calibration device and method of manufacturing the same. The calibration device for a hearing earpiece configured to at least partially protrude into the ear canal of a user includes a calibration base. The calibration base a calibration insert. An air chamber is defined between the calibration base and the calibration insert. The calibration device also includes at least one earpiece receiving mechanism defined on the calibration insert. The at least one earpiece receiving mechanism is configured to create an sealed connection between given ear piece and the air chamber for calibration. The earpiece receiving mechanism is configured to at least partially receive the given earpiece. A corresponding method of manufacturing is also included. ## Claims ### Claim 1 A calibration device for a hearing earpiece, the calibration device comprising: a calibration base comprising a calibration insert, and, at least one earpiece receiving mechanism defined on the calibration insert, the at least one earpiece receiving mechanism configured to calibrate at least one earpiece, wherein the at least one earpiece receiving mechanism is configured to at least partially receive the at least one earpiece, wherein the at least one earpiece receiving mechanism comprises a tensioning component, wherein the tensioning component is spring loaded and is configured to hold the at least one earpiece in the at least one earpiece receiving mechanism during calibration. ### Claim 2 (depends on 1) The calibration device of claim 1, further comprising an air chamber, wherein the air chamber is defined between the calibration base and the calibration insert. ### Claim 3 (depends on 2) The calibration device of claim 2, wherein the at least one earpiece receiving mechanism is configured to create a sealed connection between the at least one earpiece and the air chamber. ### Claim 4 (depends on 2) The calibration device of claim 2, further comprising a calibration tubing receiver configured to operably couple the air chamber with a calibrator system, wherein the calibrator system provides calibration to the at least one earpiece held in the at least one earpiece receiving mechanism. ### Claim 5 (depends on 1) The calibration device of claim 1, wherein the at least one earpiece receiving mechanism comprises one or more microphone seals configured to engage with the at least one earpiece such that an airtight seal is achieved between the one or more microphone seals and at least one microphone of the at least one earpiece. ### Claim 6 (depends on 1) The calibration device of claim 1 further comprising an ejector mechanism, wherein the ejector mechanism is configured to allow for removal of the at least one earpiece from the calibration device. ### Claim 7 (depends on 1) The calibration device of claim 1, wherein the at least one earpiece receiving mechanism comprises a stationary block, such that the at least one earpiece is held in place during operation between the stationary block and the tensioning component. ### Claim 8 (depends on 7) The calibration device of claim 7, wherein the stationary block comprises a microphone seal, wherein the microphone seal is configured to seal at least one microphone of the at least one earpiece in an instance the at least one earpiece is positioned between the stationary block and the tensioning component. ### Claim 9 (depends on 7) The calibration device of claim 7, wherein an interior microphone seal is positioned on the calibration device between the stationary block and the tensioning component, wherein the interior microphone seal is configured to seal another microphone of the at least one earpiece in an instance in which the at least one earpiece is positioned between the stationary block and the tensioning component. ### Claim 10 (depends on 1) The calibration device of claim 1 further comprising a calibration tubing configured to be removably attached to a tubing receiver at a first end and a calibrator system at a second end opposite the first end. ### Claim 11 (depends on 9) The calibration device of claim 9 further comprising a lid, wherein the lid is configured to be removably coupled to the calibration base at a locking end of the calibration base and operably coupled to the calibration base at a connection end opposite the locking end, wherein the lid is configured to move between an opened position and a closed position. ### Claim 12 A method of manufacturing a calibration device for a hearing earpiece, the method comprising: providing a calibration base comprising a calibration insert, and, providing at least one earpiece receiving mechanism defined on the calibration insert, the at least one earpiece receiving mechanism configured to calibrate at least one earpiece, wherein the at least one earpiece receiving mechanism is configured to at least partially receive the at least one earpiece, wherein the at least one earpiece receiving mechanism comprises a tensioning component, wherein the tensioning component is spring loaded and is configured to hold the at least one earpiece in the at least one earpiece receiving mechanism during calibration. ### Claim 13 (depends on 12) The method of claim 12, further comprising providing an air chamber, wherein the air chamber is defined between the calibration base and the calibration insert. ### Claim 14 (depends on 13) The method of claim 13, wherein the at least one earpiece receiving mechanism is configured to create a sealed connection between the at least one earpiece and the air chamber. ### Claim 15 (depends on 13) The method of claim 13, further comprising providing a calibration tubing receiver configured to operably couple the air chamber with a calibrator system, wherein the calibrator system provides calibration to the at least one earpiece held in the at least one earpiece receiving mechanism. ### Claim 16 (depends on 12) The method of claim 12, wherein the at least one earpiece receiving mechanism comprises one or more microphone seals configured to engage with the at least one earpiece such that an airtight seal is achieved between the one or more microphone seals and at least one microphone of the at least one earpiece. ### Claim 17 (depends on 12) The method of claim 12 further comprising providing an ejector mechanism, wherein the ejector mechanism is configured to allow for removal of the at least one earpiece from the calibration device. ### Claim 18 (depends on 12) The method of claim 12, wherein the at least one earpiece receiving mechanism comprises a stationary block, such that the at least one earpiece is held in place during operation between the stationary block and the tensioning component. ### Claim 19 (depends on 18) The method of claim 18, wherein the stationary block comprises a microphone seal, wherein the microphone seal is configured to seal at least one microphone of the at least one earpiece in an instance the at least one earpiece is positioned between the stationary block and the tensioning component. ### Claim 20 (depends on 19) The method of claim 19, wherein an interior microphone seal is positioned on the calibration device between the stationary block and the tensioning component, wherein the interior microphone seal is configured to seal another microphone of the at least one earpiece in an instance in which the at least one earpiece is positioned between the stationary block and the tensioning component. ### Claim 21 (depends on 12) The method of claim 12 further comprising providing a calibration tubing configured to be removably attached to a tubing receiver at a first end and a calibrator system at a second end opposite the first end. ### Claim 22 (depends on 21) The method of claim 21 further comprising operably coupling a lid to the calibration base, wherein the lid is configured to be removably coupled to the calibration base at a locking end of the calibration base and operably coupled to the calibration base at a connection end opposite the locking end, wherein the lid is configured to move between an opened position and a closed position.