US2023408148A1PendingUtilityA1

Water Heating System

Assignee: RHEEM MFG COPriority: Nov 23, 2020Filed: Nov 22, 2021Published: Dec 21, 2023
Est. expiryNov 23, 2040(~14.3 yrs left)· nominal 20-yr term from priority
F24H 9/1818F24H 15/225F24H 1/202F24H 1/181F24H 1/185F24H 9/2021F24H 15/223
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Claims

Abstract

A water heating system is provided. The water heating system includes a tank having a wall, a water inlet defined through the wall and configured to allow ingress of water into the tank, and a water outlet defined through the wall and configured to allow egress of water from the tank. The water heating system also includes a first heating element disposed in a first portion of the tank. The first heating element has a substantially elongate shape and is inclined at a first predefined angle with respect to a base of the tank.

Claims

exact text as granted — not AI-modified
1 . A water heating system comprising:
 a tank having a wall;   a water inlet defined through the wall and configured to allow ingress of water into the tank;   a water outlet defined through the wall and configured to allow egress of water from the tank;   a first heating element disposed in a first portion of the tank, wherein the first heating element has a substantially elongate shape and is inclined at a first predefined angle with respect to a base of the tank; and   a first coupling disposed through the wall of the tank, wherein the first coupling defines an aperture configured to removably receive the first heating element therethrough along an axis of the aperture that is inclined at the first predefined angle.   
     
     
         2 - 3 . (canceled) 
     
     
         4 . The water heating system of  claim 1 , further comprising a first thermostat configured to sense the temperature of water in the first portion of the tank. 
     
     
         5 . The water heating system of  claim 1 , wherein the first predefined angle is in a range of about 15 degrees to about 45 degrees. 
     
     
         6 . The water heating system of  claim 5 , wherein the first predefined angle is in a range of about 25 degrees to about 35 degrees. 
     
     
         7 . The water heating system of  claim 6 , wherein the first predefined angle is approximately 30 degrees. 
     
     
         8 . The water heating system of  claim 1 , further comprising a second heating element disposed in a second portion of the tank, the second portion being proximate the base of the tank. 
     
     
         9 . The water heating system of  claim 8 , wherein the second heating element is inclined at a second predefined angle with respect to the base of the tank. 
     
     
         10 . The water heating system of  claim 9 , wherein the second predefined angle is in a range of zero degrees to about 45 degrees. 
     
     
         11 . The water heating system of  claim 8 , further comprising a second coupling disposed through the wall of the tank, the second coupling being configured to removably receive the second heating element. 
     
     
         12 . The water heating system of  claim 8 , further comprising a second thermostat configured to sense temperature of water in the second portion of the tank. 
     
     
         13 . The water heating system of  claim 1 , further comprising an actuator coupled to the first heating element, wherein the actuator is configured to adjust an inclination of the first heating element with respect to the base of the tank based on a user input. 
     
     
         14 . A water heating system comprising:
 a tank having a wall;   a water inlet defined through the wall and configured to allow ingress of water into the tank;   a water outlet defined through the wall and configured to allow egress of water from the tank;   a first heating element disposed in a first portion of the tank and configured to heat water present in at least the first portion of the tank, wherein the first heating element has a substantially elongate shape and is inclined at a first predefined angle with respect to a base of the tank; and   a second heating element disposed in a second portion of the tank, the second portion being proximate the base of the tank, wherein the second heating element is inclined at a second predefined angle with respect to the base of the tank and configured to heat the water present in at least the second portion of the tank;   wherein the first predefined angle is in a range of about 15 degrees to about 45 degrees and the second predefined angle is in a range of about zero degree to about 45 degrees.   
     
     
         15 . The water heating system of  claim 14 , wherein the first portion of the tank is located above the second portion of the tank and the water outlet is located at an upper end of the tank. 
     
     
         16 . The water heating system of  claim 15 , further comprising a first coupling disposed through the wall of the tank, wherein the first coupling is configured to removably receive the first heating element. 
     
     
         17 . The water heating system of  claim 16 , wherein the first coupling defines an aperture, and wherein an axis of the aperture is inclined at the first predefined angle with respect to the base of the tank. 
     
     
         18 . The water heating system of  claim 14 , further comprising a first thermostat configured to sense the temperature of water in the first portion of the tank, and a second thermostat configured to sense the temperature of water in the second portion of the tank. 
     
     
         19 . The water heating system of  claim 14 , wherein the first predefined angle is in a range from 15 degrees to 45 degrees. 
     
     
         20 . The water heating system of  claim 1 , wherein a periphery of the aperture comprises threads configured to engage with threads of the first heating element.

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