Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Bert Ter Meer0
Peter Jacobs0
Richard Edward John Kemp0
Wilhelm Hendrik Ligtermoet0
Erik Daniel Nennie0
Johny Van de Koot0
Date of Patent
January 11, 2022
0Patent Application Number
164941290
Date Filed
March 14, 2018
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The shower system has a heat exchanger located in compartment vertically adjacent to the wall of the shower space and closed off by an openable or removable panel. The heat exchanger comprising a helically winding heat exchange conduit with successive windings around a vertical axis in said compartment above the floor of the shower space. A pump coupled to the shower drain pumps warm water to a warm water feed of the heat exchanger, from where it is sprayed on a top winding of the heat exchange conduit. Tap water is fed to the shower head successively via the heat exchange conduit and a heater and/or a mixing element for mixing water from the heat exchanger with water from a supply input for external hot water.
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