Patents by Inventor Adam Christopher Hofmann

Adam Christopher Hofmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12251070
    Abstract: A method may include detecting one or more insertion actions for a loading one or more articles into the dishwashing appliance and directing, subsequent to the detected insertion actions, a dishwasher cycle within the dishwashing appliance. The method may also include detecting, subsequent to the dishwasher cycle, one or more removal actions for unloading the one or more articles from the dishwashing appliance. The method may further include evaluating the detected removal actions against the detected insertion actions and directing a user interface of the dishwashing appliance based on the evaluation.
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: March 18, 2025
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Haitian Hu, Adam Christopher Hofmann, Hairong Li
  • Patent number: 12232677
    Abstract: A dishwasher appliance includes a wash tub, a sump for collecting wash fluid, and a cylindrical filter screen positioned within the sump. A wash pump assembly includes a wash pump impeller and a supply conduit, the wash pump impeller being configured for urging the wash fluid through the cylindrical filter screen and into the supply conduit. A filter cleaning assembly includes a filter cleaning manifold positioned proximate the cylindrical filter screen and in fluid communication with the supply conduit and one or more vertical spray arms extending along the vertical direction adjacent the cylindrical filter screen, the one or more vertical spray arms defining a plurality of outer ports in fluid communication with the filter cleaning manifold, the plurality of outer ports being positioned and oriented for directing the wash fluid at least partially along a circumferential direction about the cylindrical filter screen.
    Type: Grant
    Filed: September 12, 2022
    Date of Patent: February 25, 2025
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Adam Christopher Hofmann, Kyle Edward Durham
  • Publication number: 20240341561
    Abstract: A dishwashing appliance may include a cabinet, a tub, a pump, a spray assembly, a fluid recirculation duct a sorption segment, and an electric heating assembly. The tub may be housed within the cabinet and define a wash chamber. The spray assembly may be housed within the wash chamber of the tub in fluid communication with the pump. The fluid recirculation duct may define a duct path extending from a path inlet to a path outlet to recirculate air. The sorption segment may be disposed along the duct path and include a reversibly dehydratable material. The electric heating assembly may be disposed outside of the wash chamber in thermal communication with the sorption segment to selectively heat the sorption segment.
    Type: Application
    Filed: April 13, 2023
    Publication date: October 17, 2024
    Inventors: Ramasamy Thiyagarajan, Adam Christopher Hofmann
  • Patent number: 12096902
    Abstract: A dishwashing appliance includes a tub defining a wash chamber, and a pump assembly disposed in the wash chamber. The pump assembly includes a first housing portion mounted to a second housing portion to form a pump housing. A cup of the second housing portion defines an air chamber. A tube extends from the first housing portion into the air chamber of the second housing portion. The tube defines an opening. An electrical wire passes through the tube and into the pump housing. A grommet is positioned in the opening of the tube, and sealingly engages the tube of the first housing portion at the air chamber of the second housing portion. The electrical wire passes through the grommet. A pump is disposed within the pump housing. The pump is in fluid communication with the wash chamber.
    Type: Grant
    Filed: June 1, 2022
    Date of Patent: September 24, 2024
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann
  • Patent number: 12042113
    Abstract: A method of operating a dishwasher appliance including a drain pump includes detecting a flagged water response state within the dishwasher appliance during a washing operation, ceasing a current cycle segment of the washing operation in response to detecting the flagged water response state, initiating a drain sequence at the drain pump after the current cycle segment has been ceased, determining a next scheduled cycle segment of the washing operation following the current cycle segment in response to initiating the drain sequence, detecting a non-flagged water event following the flagged water response state, and initiating the next scheduled cycle segment of the washing operation in response to detecting the non-flagged water event.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: July 23, 2024
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann, Christopher Brandon Ross
  • Patent number: 12015501
    Abstract: A method of operating a first domestic appliance associated with a user account and a second domestic appliance associated with the user account may include receiving a parameter signal including a parameter value from the first domestic appliance. The method may also identifying the parameter value as corresponding to a sharable parameter. The method further include recording the parameter value within a sharable field set of a pre-constructed table, after which the parameter value may be shared or analyzed further.
    Type: Grant
    Filed: August 2, 2022
    Date of Patent: June 18, 2024
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Haitian Hu, Adam Christopher Hofmann, John Michael Todd, Hairong Li
  • Patent number: 11974712
    Abstract: A dishwasher appliance includes a wash tub defining a wash chamber, a sump housing defining a sump for collecting wash fluid, the sump housing defining a drain basin, and a fluid circulation assembly positioned within the sump. The fluid circulation assembly includes a drain cover seated within the drain basin, a wash pump assembly seated on top of the drain cover, a filter cleaning manifold positioned over the wash pump assembly, and a plurality of mechanical fasteners that pass through filter cleaning manifold and into the sump housing to attach the filter cleaning manifold to the sump housing and to secure the wash pump assembly and the filter cleaning manifold within the sump.
    Type: Grant
    Filed: September 12, 2022
    Date of Patent: May 7, 2024
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann
  • Patent number: 11969128
    Abstract: A dishwasher appliance is provided including a door pivotally mounted to a cabinet to provide selective access to a wash chamber and a user interface panel mounted to the door. A controller is in operative communication with the user interface panel and is configured to detect an abnormal button interaction with the user interface panel, determine that at least one cycle operating parameter has changed in response to the abnormal button interaction, and implement a responsive action, such as providing a user notification, seeking user confirmation, and reverting to prior settings if the abnormal button interaction was unintentional and resulted in a change in the cycle operating parameters.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: April 30, 2024
    Assignee: Haier US Appliance Solutions, Inc.
    Inventor: Adam Christopher Hofmann
  • Publication number: 20240122438
    Abstract: A dishwasher appliance includes a wash tub that defines a wash chamber, a sump for collecting wash fluid, a wash pump assembly in fluid communication with the sump for circulating the wash fluid, a diverter assembly fluidly coupled to the wash pump assembly for selectively directing the wash fluid, and a hydraulic manifold assembly fluidly coupled to the diverter assembly. The hydraulic manifold assembly includes a lower portion positioned over a diverter housing of the diverter assembly to at least partially define a diverter chamber of the diverter assembly and an upper portion joined to the lower portion to define a filter cleaning manifold and one or more spray arm channels.
    Type: Application
    Filed: October 14, 2022
    Publication date: April 18, 2024
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann, Craig Curtis
  • Publication number: 20240081606
    Abstract: A dishwasher appliance includes a wash tub defining a wash chamber, a sump housing defining a sump for collecting wash fluid, the sump housing defining a drain basin, and a fluid circulation assembly positioned within the sump. The fluid circulation assembly includes a drain cover seated within the drain basin, a wash pump assembly seated on top of the drain cover, a filter cleaning manifold positioned over the wash pump assembly, and a plurality of mechanical fasteners that pass through filter cleaning manifold and into the sump housing to attach the filter cleaning manifold to the sump housing and to secure the wash pump assembly and the filter cleaning manifold within the sump.
    Type: Application
    Filed: September 12, 2022
    Publication date: March 14, 2024
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann
  • Publication number: 20240081605
    Abstract: A dishwasher appliance includes a wash tub, a sump for collecting wash fluid, and a cylindrical filter screen positioned within the sump. A wash pump assembly includes a wash pump impeller and a supply conduit, the wash pump impeller being configured for urging the wash fluid through the cylindrical filter screen and into the supply conduit. A filter cleaning assembly includes a filter cleaning manifold positioned proximate the cylindrical filter screen and in fluid communication with the supply conduit and one or more vertical spray arms extending along the vertical direction adjacent the cylindrical filter screen, the one or more vertical spray arms defining a plurality of outer ports in fluid communication with the filter cleaning manifold, the plurality of outer ports being positioned and oriented for directing the wash fluid at least partially along a circumferential direction about the cylindrical filter screen.
    Type: Application
    Filed: September 12, 2022
    Publication date: March 14, 2024
    Inventors: Adam Christopher Hofmann, Kyle Edward Durham
  • Publication number: 20240065521
    Abstract: A method may include detecting one or more insertion actions for a loading one or more articles into the dishwashing appliance and directing, subsequent to the detected insertion actions, a dishwasher cycle within the dishwashing appliance. The method may also include detecting, subsequent to the dishwasher cycle, one or more removal actions for unloading the one or more articles from the dishwashing appliance. The method may further include evaluating the detected removal actions against the detected insertion actions and directing a user interface of the dishwashing appliance based on the evaluation.
    Type: Application
    Filed: August 31, 2022
    Publication date: February 29, 2024
    Inventors: Haitian Hu, Adam Christopher Hofmann, Hairong Li
  • Publication number: 20240049941
    Abstract: A method of operating a dishwasher appliance including a drain pump includes detecting a flagged water response state within the dishwasher appliance during a washing operation, ceasing a current cycle segment of the washing operation in response to detecting the flagged water response state, initiating a drain sequence at the drain pump after the current cycle segment has been ceased, determining a next scheduled cycle segment of the washing operation following the current cycle segment in response to initiating the drain sequence, detecting a non-flagged water event following the flagged water response state, and initiating the next scheduled cycle segment of the washing operation in response to detecting the non-flagged water event.
    Type: Application
    Filed: August 10, 2022
    Publication date: February 15, 2024
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann, Christopher Brandon Ross
  • Publication number: 20240048403
    Abstract: A method of operating a first domestic appliance associated with a user account and a second domestic appliance associated with the user account may include receiving a parameter signal including a parameter value from the first domestic appliance. The method may also identifying the parameter value as corresponding to a sharable parameter. The method further include recording the parameter value within a sharable field set of a pre-constructed table, after which the parameter value may be shared or analyzed further.
    Type: Application
    Filed: August 2, 2022
    Publication date: February 8, 2024
    Inventors: Haitian Hu, Adam Christopher Hofmann, John Michael Todd, Hairong Li
  • Patent number: 11882979
    Abstract: An appliance includes a tub defining a wash chamber, and a centrifugal pump in fluid communication with the wash chamber. The centrifugal pump includes a motor housing, a motor disposed in the motor housing, and a fluid impeller coupled to the motor. A diffuser housing assembly includes a first diffuser housing portion and a second diffuser housing portion. The first diffuser housing portion includes a groove and the second diffuser housing portion includes an extrusion. A diffuser vane is positioned on the motor housing. The diffuser vane engages in the groove of the first diffuser housing portion. The extrusion of the second diffuser housing portion encloses the diffuser vane into the diffuser housing assembly.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: January 30, 2024
    Assignee: Haier US Appliance Solutions, Inc.
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann
  • Publication number: 20230389772
    Abstract: A dishwashing appliance includes a tub defining a wash chamber, and a pump assembly disposed in the wash chamber. The pump assembly includes a first housing portion mounted to a second housing portion to form a pump housing. A cup of the second housing portion defines an air chamber. A tube extends from the first housing portion into the air chamber of the second housing portion. The tube defines an opening. An electrical wire passes through the tube and into the pump housing. A grommet is positioned in the opening of the tube, and sealingly engages the tube of the first housing portion at the air chamber of the second housing portion. The electrical wire passes through the grommet. A pump is disposed within the pump housing. The pump is in fluid communication with the wash chamber.
    Type: Application
    Filed: June 1, 2022
    Publication date: December 7, 2023
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann
  • Publication number: 20230380655
    Abstract: An appliance includes a tub defining a wash chamber, and a centrifugal pump in fluid communication with the wash chamber. The centrifugal pump includes a motor housing, a motor disposed in the motor housing, and a fluid impeller coupled to the motor. A diffuser housing assembly includes a first diffuser housing portion and a second diffuser housing portion. The first diffuser housing portion includes a groove and the second diffuser housing portion includes an extrusion. A diffuser vane is positioned on the motor housing. The diffuser vane engages in the groove of the first diffuser housing portion. The extrusion of the second diffuser housing portion encloses the diffuser vane into the diffuser housing assembly.
    Type: Application
    Filed: May 27, 2022
    Publication date: November 30, 2023
    Inventors: Kyle Edward Durham, Adam Christopher Hofmann
  • Publication number: 20230363616
    Abstract: A dishwashing appliance may include a cabinet, a tub, a pump, a spray assembly, a fluid recirculation duct, a cold water line, and a fan or a variable-flow restrictor. The tub may define a wash chamber. The pump may be configured to deliver a wash fluid to the wash chamber. The fluid recirculation duct may extend from a path inlet to a path outlet to recirculate air within the wash chamber. The path inlet may be defined in fluid communication between the wash chamber and the path outlet. The path outlet may be defined in fluid communication between the path inlet and the wash chamber downstream from the path inlet. The cold water line may define a cold water nozzle disposed within the fluid recirculation duct to provide a condensing, coldwater flow into the fluid recirculation duct between the path inlet and the path outlet.
    Type: Application
    Filed: May 13, 2022
    Publication date: November 16, 2023
    Inventors: Ramasamy Thiyagarajan, Adam Christopher Hofmann
  • Publication number: 20230292979
    Abstract: A dishwashing appliance may include a cabinet, a tub, a spray assembly, a drain pump, and a controller. The tub may be positioned within the cabinet and define a wash chamber. The spray assembly may be positioned within the wash chamber. The drain pump may be in fluid communication with the wash chamber. The controller may be configured to initiate a washing operation. The washing operation may include activating the drain pump for an activation period, deactivating the drain pump for a deactivation period, detecting a first water condition upstream from the drain pump during the deactivation period, detecting, following detecting the first water condition, a second water condition upstream from the drain pump during the deactivation period, comparing the second water condition to the first water condition, and directing the drain pump based on the comparison of the second water condition to the first water condition.
    Type: Application
    Filed: March 17, 2022
    Publication date: September 21, 2023
    Inventors: Adam Christopher Hofmann, Kyle Edward Durham
  • Publication number: 20230263360
    Abstract: A dishwasher appliance is provided including a door pivotally mounted to a cabinet to provide selective access to a wash chamber and a user interface panel mounted to the door. A controller is in operative communication with the user interface panel and is configured to detect an abnormal button interaction with the user interface panel, determine that at least one cycle operating parameter has changed in response to the abnormal button interaction, and implement a responsive action, such as providing a user notification, seeking user confirmation, and reverting to prior settings if the abnormal button interaction was unintentional and resulted in a change in the cycle operating parameters.
    Type: Application
    Filed: February 18, 2022
    Publication date: August 24, 2023
    Inventor: Adam Christopher Hofmann