Patents by Inventor Rahul Subhash Chhajed

Rahul Subhash Chhajed 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).

  • Publication number: 20240361069
    Abstract: A vacuum insulated appliance includes a cabinet with a wrapper and a liner encompassed by the wrapper. A wire on tube condenser is disposed at a rear portion of the cabinet. A plurality of engagement plates is coupled to the wire on tube condenser. Each engagement plate of the plurality of engagement plates includes a slotted feature defined on an end of the engagement plate. The end of each engagement plate extends beyond an outer edge of one of a first side section and a second side section, respectively, of the wire on tube condenser. A plurality of hangers protrudes outward from the rear portion of the cabinet. Each hanger of the plurality of hangers engages with the slotted feature to couple the wire on tube condenser to the cabinet.
    Type: Application
    Filed: April 25, 2023
    Publication date: October 31, 2024
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Vishal Brahmanand Chauhan, Rahul Subhash Chhajed, Abinash Sarma
  • Publication number: 20240337429
    Abstract: A refrigeration appliance includes a cabinet having a trim breaker defining a mullion region and a refrigerant system. The cabinet defines a first compartment and a second compartment. The refrigerant system includes a refrigerant defining a flow path through a compressor, a heat loop coupled to the compressor, a condenser coupled to the heat loop, and an evaporator assembly coupled to the compressor and the condenser. The heat loop is routed around a perimeter of the cabinet and through the mullion region. The evaporator assembly includes at least one first evaporator disposed in the first compartment and a second evaporator disposed in the second compartment. The at least one first evaporator may include a first roll bond evaporator coupled to a second roll bond evaporator in series with the first, or a wire-on-tube evaporator.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 10, 2024
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Rahul Subhash Chhajed, Sumedh Sanjay Kokane, Subrata Shannigrahi, Abinash Sarma
  • Publication number: 20240280316
    Abstract: A cabinet for a refrigerator includes: (a) a first inner liner defining a first cavity; (b) a second inner liner defining a second cavity; (c) an outer wrapper at least partially surrounding the first inner liner and the second inner liner; (d) a trim breaker coupling the outer wrapper, the first inner liner, and the second inner liner together, the trim breaker comprising (i) a first opening into the first cavity, (ii) a second opening into the second cavity, and (iii) a transition portion extending between the first opening and the second opening, the transition portion comprising a forward portion and a rear portion; and (e) a vacuum insulated panel disposed proximate the rear portion of the transition portion.
    Type: Application
    Filed: February 21, 2023
    Publication date: August 22, 2024
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Abinash Sarma, Rahul Subhash Chhajed, Subrata Shannigrahi, Vishal Jaywantrao Patil
  • Publication number: 20240247860
    Abstract: A refrigeration appliance includes: (i) a vacuum-insulated structure defining a refrigerable compartment, the vacuum-insulated structure comprising a pass-through therethrough providing access from an external environment to the refrigerable compartment; (ii) an evaporator disposed within the refrigerable compartment, the evaporator configured to lower or maintain a temperature of the refrigerable compartment below ambient temperature; (iii) a refrigerant line that extends through the pass-through and into the refrigerable compartment, the refrigerant line in fluid communication with the evaporator; (iv) a water line extending through the pass-through and into the refrigerable compartment; and (v) a housing that at least partially houses the evaporator within the refrigerable compartment, the housing comprising a wall proximate the pass-through that separates the water line from the refrigerant line where the water line and the refrigerant line extend from the pass-through and into the refrigerable compartmen
    Type: Application
    Filed: January 19, 2023
    Publication date: July 25, 2024
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Anup Bapu More, Rahul Subhash Chhajed, Digeshwar Hemraj Harinkhede, Vishal Brahmanand Chauhan, Kapil Devidas Bet, Abinash Sarma
  • Publication number: 20240219101
    Abstract: A cooling appliance includes a body defining a vacuum-insulated chamber. A cooling device is configured to regulate a temperature in the vacuum-insulated chamber. A partition is adjacent to the vacuum-insulated chamber and a compartment is spaced from the vacuum-insulated chamber by the partition. A compressor and a condenser are located in the compartment and at least one coolant tube is in fluid communication with the compressor, the condenser, and the cooling device. A conduit provides power to and extends between the compressor and the condenser. A shroud bracket is located between the compressor and the condenser and defines at least one slot that retains the at least one coolant tube. A drainage routing tube extends from the cooling device to a drain tube mount and the drain tube mount includes a retention feature connected to a drainage receptacle.
    Type: Application
    Filed: January 3, 2023
    Publication date: July 4, 2024
    Applicant: Whirlpool Corporation
    Inventors: Rahul Subhash Chhajed, Rahul Sadanand Kumbhare, Abinash Sarma
  • Publication number: 20240133613
    Abstract: A refrigeration unit includes a cabinet and a first evaporator assembly. The first evaporator assembly is operable between an uninstalled condition and an installed condition. In the uninstalled condition, the first evaporator assembly is not assembled with the cabinet. In the installed condition, the first evaporator assembly is assembled with the cabinet. The first evaporator assembly includes a first evaporator, a first suction line connected to the first evaporator at a first suction line joint, and a first capillary tube connected to the first evaporator at a first capillary tube joint. The first suction line joint and the first capillary tube joint of the first evaporator assembly are leak testable in the uninstalled condition of the first evaporator assembly.
    Type: Application
    Filed: December 29, 2023
    Publication date: April 25, 2024
    Applicant: Whirlpool Corporation
    Inventors: Vishal B. Chauhan, Rahul Subhash Chhajed, Koteswara Rao Gochika, Alberto Regio Gomes, Lynne F. Hunter, Jacob Charles Ickes, Narendra Ashok Kapure, Mansi Katkar, Mandar G. Kulkarni, Dustin Michael Miller, Abhay Naik, Manjunathraddi Navalgund, Rafael D. Nunes, Sanjesh Kumar Pathak, Sanket Vivek Phalak, Anup R. Shedage, Arpit Vijay, Giulia Marinello
  • Patent number: 11892226
    Abstract: A method of assembling a refrigeration unit includes inserting a machine compartment assembly, including a base plate and a compressor coupled to the base plate, into a machine compartment of the refrigeration unit, mounting a control box of the refrigeration unit to a side panel, and coupling the side panel to the refrigeration unit, such that the side panel conceals a lateral side of the machine compartment and the control box is laterally-inboard of the side panel.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: February 6, 2024
    Assignee: Whirlpool Corporation
    Inventors: Vishal B. Chauhan, Rahul Subhash Chhajed, Koteswara Rao Gochika, Alberto Regio Gomes, Lynne F. Hunter, Jacob Charles Ickes, Narendra Ashok Kapure, Mansi Katkar, Mandar G. Kulkarni, Dustin Michael Miller, Abhay Naik, Manjunathraddi Navalgund, Rafael D. Nunes, Sanjesh Kumar Pathak, Sanket Vivek Phalak, Anup R. Shedage, Arpit Vijay, Giulia Marinello
  • Patent number: 11859895
    Abstract: A refrigeration unit includes a cabinet, a door coupled to the cabinet, at least one gasket coupled to the door, and a heat loop conduit. The cabinet includes a front perimeter that surrounds an opening to a storage compartment within the cabinet. The door is operable between an open position to provide access to the storage compartment and a closed position to conceal the opening to the storage compartment. The at least one gasket is configured to be compressed between the door and the front perimeter of the cabinet in the closed position of the door. The heat loop conduit has a first conduit portion that extends around a majority of the opening along the front perimeter of the cabinet and a second conduit portion that extends around the majority of the opening along the front perimeter of the cabinet.
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: January 2, 2024
    Assignee: Whirlpool Corporation
    Inventors: Rahul Subhash Chhajed, Narendra Ashok Kapure, Jackson Felipe Karl, Abhay Naik, Abinash Sarma, Subrata Shannigrahi
  • Patent number: 11835287
    Abstract: A refrigeration unit includes a storage compartment, an evaporator compartment, an evaporator disposed within the evaporator compartment, a drain pan beneath the evaporator and having first and second sloped surfaces, and a panel between the storage and evaporator compartments that defines an opening. The storage compartment is in fluid communication with the evaporator compartment via the opening. The refrigeration unit also includes an evaporator fan that delivers air from the evaporator compartment to the storage compartment via the opening, and an evaporator fan grille coupled to the panel and extending outward therefrom into the storage compartment. The evaporator fan grille includes a body that extends over the opening and that is in a spaced-relationship with the panel, and at least one spacer feature extending from the panel to the body.
    Type: Grant
    Filed: February 2, 2022
    Date of Patent: December 5, 2023
    Assignee: Whirlpool Corporation
    Inventors: Rahul Subhash Chhajed, Jacob Charles Ickes
  • Patent number: 11828504
    Abstract: An appliance includes a refrigeration compartment that is defined by a plurality of interior walls. A freezer compartment is positioned proximate to the refrigeration compartment. A compressor is positioned proximate to at least one of the refrigeration compartment and the freezer compartment. A first evaporator is operably coupled to the compressor. A suction line is operably coupled to the first evaporator and is configured to convey refrigerant from the first evaporator toward the compressor. The suction line includes a suction line looping portion that generally defines an inner suction line loop and an outer suction line loop. A capillary tube is operably coupled to the first evaporator and is configured to convey refrigerant to the first evaporator. The capillary tube is configured to contact the suction line looping portion, such that heat from the capillary tube is transferred to the suction line.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: November 28, 2023
    Assignee: Whirlpool Corporation
    Inventors: Rahul Subhash Chhajed, Deepak Gajanan Mankar
  • Publication number: 20230251026
    Abstract: A refrigeration unit includes a cabinet, a door coupled to the cabinet, at least one gasket coupled to the door, and a heat loop conduit. The cabinet includes a front perimeter that surrounds an opening to a storage compartment within the cabinet. The door is operable between an open position to provide access to the storage compartment and a closed position to conceal the opening to the storage compartment. The at least one gasket is configured to be compressed between the door and the front perimeter of the cabinet in the closed position of the door. The heat loop conduit has a first conduit portion that extends around a majority of the opening along the front perimeter of the cabinet and a second conduit portion that extends around the majority of the opening along the front perimeter of the cabinet.
    Type: Application
    Filed: February 10, 2022
    Publication date: August 10, 2023
    Applicant: Whirlpool Corporation
    Inventors: Rahul Subhash Chhajed, Narendra Ashok Kapure, Jackson Felipe Karl, Abhay Naik, Abinash Sarma, Subrata Shannigrahi
  • Publication number: 20230243570
    Abstract: A refrigeration unit includes a storage compartment, an evaporator compartment, an evaporator disposed within the evaporator compartment, a drain pan beneath the evaporator and having first and second sloped surfaces, and a panel between the storage and evaporator compartments that defines an opening. The storage compartment is in fluid communication with the evaporator compartment via the opening. The refrigeration unit also includes an evaporator fan that delivers air from the evaporator compartment to the storage compartment via the opening, and an evaporator fan grille coupled to the panel and extending outward therefrom into the storage compartment. The evaporator fan grille includes a body that extends over the opening and that is in a spaced-relationship with the panel, and at least one spacer feature extending from the panel to the body.
    Type: Application
    Filed: February 2, 2022
    Publication date: August 3, 2023
    Applicant: Whirlpool Corporation
    Inventors: Rahul Subhash Chhajed, Jacob Charles Ickes
  • Publication number: 20230184480
    Abstract: A method of assembling a refrigeration unit includes inserting a machine compartment assembly, including a base plate and a compressor coupled to the base plate, into a machine compartment of the refrigeration unit, mounting a control box of the refrigeration unit to a side panel, and coupling the side panel to the refrigeration unit, such that the side panel conceals a lateral side of the machine compartment and the control box is laterally-inboard of the side panel.
    Type: Application
    Filed: December 10, 2021
    Publication date: June 15, 2023
    Applicant: Whirlpool Corporation
    Inventors: Vishal B. Chauhan, Rahul Subhash Chhajed, Koteswara Rao Gochika, Alberto Regio Gomes, Lynne F. Hunter, Jacob Charles Ickes, Narendra Ashok Kapure, Mansi Katkar, Mandar G. Kulkarni, Dustin Michael Miller, Abhay Naik, Manjunathraddi Navalgund, Rafael D. Nunes, Sanjesh Kumar Pathak, Sanket Vivek Phalak, Anup R. Shedage, Arpit Vijay, Giulia Marinello
  • Publication number: 20220290909
    Abstract: A refrigeration unit includes a water tray. The water tray includes at least one side wall that extends from a floor of the water tray to an upper rim of the water tray to define a cavity. A guide feature is coupled to the upper rim of the water tray. The guide feature includes a connection feature that is aligned with the cavity of the water tray. A drain conduit is coupled to the connection feature of the guide feature. Water conveyed by the drain conduit is configured to be received within the water tray.
    Type: Application
    Filed: March 9, 2021
    Publication date: September 15, 2022
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Rahul Subhash Chhajed, Manjunathraddi Navalgund, Mansi Katkar, Abinash Sarma
  • Publication number: 20220090831
    Abstract: An appliance includes a refrigeration compartment that is defined by a plurality of interior walls. A freezer compartment is positioned proximate to the refrigeration compartment. A compressor is positioned proximate to at least one of the refrigeration compartment and the freezer compartment. A first evaporator is operably coupled to the compressor. A suction line is operably coupled to the first evaporator and is configured to convey refrigerant from the first evaporator toward the compressor. The suction line includes a suction line looping portion that generally defines an inner suction line loop and an outer suction line loop. A capillary tube is operably coupled to the first evaporator and is configured to convey refrigerant to the first evaporator. The capillary tube is configured to contact the suction line looping portion, such that heat from the capillary tube is transferred to the suction line.
    Type: Application
    Filed: September 21, 2020
    Publication date: March 24, 2022
    Applicant: WHIRLPOOL CORPORATION
    Inventors: Rahul Subhash Chhajed, Deepak Gajanan Mankar