# US 2014/0151364 A1 · Hybrid heater assembly with heating elements having different wattage densities > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0151364 A1 - Document ID: US20140151364A1 - Status: Published application - Kind: A1 - Application number: 13/692,045 - Filed: 2012-12-03 - Published: 2014-06-05 - Earliest claimed: 2012-12-03 - Assignees: General Electric Company - Applicants: General Electric Company - Inventors: Robert Jules LAFLEUR - Web page: https://patentgrep.com/patent/US20140151364A1 ## CPC - H05B 1/028: {Airconditioning} - F24F 2221/34: Heater, e.g. gas burner, electric air heater - H05B 2203/005: using multiple resistive elements or resistive zones isolated from each other - H05B 2203/037: Heaters with zones of different power density - H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL - F24F: AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced B08B15/00; vertical ducts for carrying away waste gases from buildings E04F17/02; tops for chimneys or ventilating shafts, terminals for flues F23L17/02) ## Abstract A heater assembly includes one or more first heating elements characterized by a first wattage density, and one or more second heating elements characterized by a second wattage density. The second wattage density is greater than the first wattage density. The one or more second heating elements are interspersed with the one or more first heating elements. ## Claims ### Claim 1 A heater assembly comprising: one or more first heating elements, the one or more first heating elements being characterized by a first wattage density; and one or more second heating elements, the one or more second heating elements being characterized by a second wattage density, the second wattage density being greater than the first wattage density, wherein the one or more second heating elements are interspersed with the one or more first heating elements. ### Claim 2 (depends on 1) The heater assembly of claim 1, wherein the one or more second heating elements are distributed substantially evenly within the heater assembly. ### Claim 3 (depends on 1) The heater assembly of claim 1, wherein the one or more first heating elements comprise one or more ribbon heating elements. ### Claim 4 (depends on 1) The heater assembly of claim 1, wherein the one or more second heating elements comprise one or more coil heating elements. ### Claim 5 (depends on 1) The heater assembly of claim 1, wherein the one or more second heating elements comprise one or more non-magnetic alloy heating elements. ### Claim 6 (depends on 5) The heater assembly of claim 5, wherein the one or more non-magnetic alloy heating elements are formed from nichrome. ### Claim 7 (depends on 1) The heater assembly of claim 1, wherein the one or more first heating elements and the one or more second heating elements are configured to be selectively powered on to obtain different overall heat output levels for the heater assembly. ### Claim 8 An air conditioning unit comprising: a heater assembly comprising: one or more first heating elements, the one or more first heating elements being characterized by a first wattage density; and one or more second heating elements, the one or more second heating elements being characterized by a second wattage density, the second wattage density being greater than the first wattage density, wherein the one or more second heating elements are interspersed with the one or more first heating elements. ### Claim 9 (depends on 8) The air conditioning unit of claim 8, wherein the one or more second heating elements are distributed substantially evenly within the heater assembly. ### Claim 10 (depends on 8) The air conditioning unit of claim 8, wherein the one or more first heating elements comprise one or more ribbon heating elements. ### Claim 11 (depends on 8) The air conditioning unit of claim 8, wherein the one or more second heating elements comprise coil heating elements. ### Claim 12 (depends on 8) The air conditioning unit of claim 8, wherein the one or more second heating elements comprise one or more non-magnetic alloy heating elements. ### Claim 13 (depends on 12) The air conditioning unit of claim 12, wherein the one or more non-magnetic alloy heating elements are formed from nichrome. ### Claim 14 (depends on 8) The air conditioning unit of claim 8, further comprising a controller coupled to the heater assembly, the controller controlling the powering on of the one or more first heating elements and the one or more second heating elements, wherein the one or more first heating elements and the one or more second heating elements are configured to be selectively powered on under control of the controller to obtain different overall heat output levels for the heater assembly. ### Claim 15 An air conditioning unit comprising: a heater assembly comprising: a set of ribbon heaters; and a set of coil heaters, wherein the coil heaters are interspersed with the ribbon heaters; and a controller coupled to the heater assembly, the controller controlling the powering on of the ribbon heaters and the coil heaters. ### Claim 16 (depends on 15) The air conditioning unit of claim 15, wherein the ribbon heaters and the coil heaters are distributed substantially evenly within the heater assembly. ### Claim 17 (depends on 15) The air conditioning unit of claim 15, wherein the heater assembly and the controller are part of a package terminal heat pump unit. ### Claim 18 (depends on 15) The air conditioning unit of claim 15, wherein the heater assembly and the controller are part of a package terminal air conditioner unit.