# US 11,110,306 B2 · Portable device for heating the air that enters the nose of a user > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,110,306 B2 - Document ID: US11110306B2 - Status: Granted - Kind: B2 - Application number: 15/863,425 - Filed: 2018-01-05 - Published: 2019-07-11 - Granted: 2021-09-07 - Earliest claimed: 2018-01-05 - Applicants: Carlos Alberto Estrada Montoya; Esteban Betancur Valencia - Inventors: Carlos Alberto Estrada Montoya; Esteban Betancur Valencia - Web page: https://patentgrep.com/patent/US11110306B2 ## CPC - A62B 9/003: {Means for influencing the temperature or humidity of the breathing gas} - A41D 3/00: Overgarments (fur garments A41D5/00; for children A41D11/00; professional or sporting protective garments A41D13/00) - A61M 16/1075: {by influencing the temperature (A61M16/1045 takes precedence)} - A62B 18/025: {Halfmasks (A62B23/02 takes precedence; surgical face masks A41D13/11)} - A62B 18/084: {Means for fastening gas-masks to heads or helmets} - A61M 2205/0266: Shape memory materials - A61M 2205/3368: Temperature - A61M 2205/3633: thermally insulated - A61M 2205/3653: by Joule effect, i.e. electric resistance - A61M 2205/3673: thermo-electric, e.g. Peltier effect, thermocouples, semi-conductors - A61M 2205/50: with microprocessors or computers - A61M 2205/8206: battery-operated - A61M 2205/8262: connectable to external power source, e.g. connecting to automobile battery through the cigarette lighter - A61M 2206/14: Static flow deviators in tubes disturbing laminar flow in tubes, e.g. archimedes screws - A61M 2209/088: on the body - A61M 2210/0618: Nose - A61M 2210/0625: Mouth - A61M 2230/50: Temperature - A62B: DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING (valves specially adapted for medical use A61M39/00; life-saving devices, apparatus or methods specially adapted for use in water B63C9/00; divers' equipment B63C11/00; specially adopted for use with aircraft, e.g. parachutes, ejector seats, {B64D17/00, B64D25/10}; rescue devices peculiar to mining E21F11/00) - A41D: OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES - A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)} ## Abstract A portable device designed to heat the cold air that is inhaled through a person's nose is revealed, thus protecting respiratory function in adverse climates, especially for those suffering from lung diseases and the like, or for those who are susceptible or at risk of acquiring these diseases due to their age or work and need a protection mechanism. This device is composed of a support system and an energy system, wherein the support system guarantees the stability of the device next to the nose of the user, while the energy system heats the air that the user inhales through the nose and allows the user to regulate the temperature of the heat sink located near the nose by means of a control knob. ## Claims ### Claim 1 A portable device for heating air that enters a nose of a user, wherein the portable device is formed by an energy system and a support system; where said energy system comprises in turn an external source of energy, an electronic control board, an electrical resistance, a heat sink, a temperature sensor and a temperature control knob, the heat sink having a plurality of vertical grooves and a continuous annular lining around the heat sink as a thermal insulator, the plurality of vertical grooves extending from a lower face of the heat sink to an upper face of the heat sink, the plurality of vertical grooves allowing air to enter through the lower face and to come out through the upper face, wherein the electrical resistance and the temperature sensor are both housed inside the heat sink such that heat produced by the electrical resistance is transferrable to air within the grooves of the heat sink, which is inhalable through the nose of the user when coming out through the upper face of the heat sink; and wherein said support system comprises a plurality of couplings and a hose that connect the elements of the energy system together and at the same time allow the portable device to be fixed to the user. ### Claim 2 (depends on 1) The portable device of claim 1, wherein the electronic control board is connected to the external source of energy, to the temperature control knob, to the electrical resistance and to the temperature sensor, in such a way as to allow it to regulate a flow of electrical energy from the external source of energy to the electrical resistance depending on information received from the temperature control knob and the temperature sensor. ### Claim 3 (depends on 1) The portable device of claim 1, wherein the external source of energy is a portable battery that is connected to the electronic control board via a USB cable. ### Claim 4 (depends on 3) The portable device of claim 3, wherein said portable battery is configured to delivers 5 Volts and 2.1 Amperes. ### Claim 5 (depends on 1) The portable device of claim 1, wherein the temperature sensor is a thermistor with glass coating. ### Claim 6 (depends on 1) The portable device of claim 1, wherein the plurality of couplings and the hose form an ear support by which said device is fixed to the head of the user. ### Claim 7 (depends on 1) The portable device of claim 1, wherein the plurality of couplings and the hose cover cables that connect the electronic control board with the electrical resistance and the temperature sensor, and allow the user to adjust the position of the heat sink relative to his nose. ### Claim 8 (depends on 1) The portable device of claim 1, which additionally comprises a windbreaker or partial mask that is configured to covers the nose and/or mouth of the user. ### Claim 9 (depends on 1) The portable device of claim 1, wherein the electronic control board is connected to the external source of energy, to the temperature control knob, to the electrical resistance and to the temperature sensor, in such a way as to allow it to regulate a flow of electrical energy from the external source of energy to the electrical resistance depending on information received from the temperature control knob and the temperature sensor; and wherein the external source of energy is a portable battery that is connected to the electronic control board via a USB cable. ### Claim 10 (depends on 1) The portable device of claim 1, wherein the electronic control board is connected to the external source of energy, to the temperature control knob, to the electrical resistance and to the temperature sensor, in such a way as to allow it to regulate a flow of electrical energy from the external source of energy to the electrical resistance depending on information received from the temperature control knob and the temperature sensor; and wherein the temperature sensor is a thermistor with glass coating.