US 11,852,356 B2
Heating apparatus
Christian Bayer, Penzberg (DE); Robert Eibl, Bad Töelz (DE); Johann Sebastian Burz, Germaringen (DE); Achim Biener, Aufkirchen (DE); Bernd Christoph Lang, Graefelfing (DE); Jens Rothfuss, Unterschleissheim (DE); Johannes Nickol, Neukenroth (DE); and Andreas Kirchberger, Miesbach (DE)
Assigned to ResMed Pty Ltd, Bella Vista (AU)
Filed by ResMed Pty Ltd, Bella Vista (AU)
Filed on Jun. 5, 2019, as Appl. No. 16/432,513.
Application 16/432,513 is a continuation of application No. 14/384,639, granted, now 10,317,098, previously published as PCT/EP2012/071739, filed on Nov. 2, 2012.
Claims priority of provisional application 61/611,137, filed on Mar. 15, 2012.
Prior Publication US 2019/0390863 A1, Dec. 26, 2019
Int. Cl. F24F 6/10 (2006.01); F22B 1/28 (2006.01); A61M 16/10 (2006.01); A61M 16/16 (2006.01); B29C 45/14 (2006.01); B29K 21/00 (2006.01); B29K 101/12 (2006.01); B29L 31/34 (2006.01)
CPC F24F 6/10 (2013.01) [A61M 16/109 (2014.02); A61M 16/16 (2013.01); A61M 16/161 (2014.02); B29C 45/14819 (2013.01); F22B 1/284 (2013.01); A61M 2205/0216 (2013.01); A61M 2205/0233 (2013.01); A61M 2205/0238 (2013.01); A61M 2205/21 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3368 (2013.01); A61M 2205/3389 (2013.01); A61M 2205/3633 (2013.01); B29K 2021/003 (2013.01); B29K 2101/12 (2013.01); B29L 2031/3481 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A tub for a humidifier comprising:
a container made of a first material,
a heating element, and
a lining comprising a second material different from the first material, wherein the second material is elastic to, in use, accommodate expansion and contraction of the heating element,
wherein the container comprises a base and a side wall defining a reservoir for a supply of liquid to be evaporated, the heating element being provided only on an inner surface of the base of the container, the lining covering the heating element along the base of the container and also covering an entire inner surface of the side wall of the container, and
wherein the lining is configured to be disposed between the heating element and the supply of liquid, an outer surface of the lining being fixedly adhered directly to 1) the inner surface of the side wall of the container, and 2) the heating element to electrically insulate the supply of liquid from the heating element.