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).
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Publication number: 20240410643Abstract: A refrigeration appliance includes a vacuum-insulated structure that defines an interior compartment. The vacuum-insulated structure defines a pass-through through the vacuum-insulated structure. The pass-through provides access from an external environment to the interior compartment. An evaporator is disposed within the interior compartment. The evaporator is operable to lower or maintain a temperature of the interior compartment below ambient temperature. A refrigerant line extends through the pass-through and into the interior compartment. A water line extends through the pass-through and into the interior compartment. An insulation block is disposed within the interior compartment and between the evaporator and the water line.Type: ApplicationFiled: June 8, 2023Publication date: December 12, 2024Applicant: WHIRLPOOL CORPORATIONInventors: Kapil Devidas Bet, Vishal Brahmanand Chauhan, Rahul Subhash Chhajed, Anup Bapu More, Abinash Sarma
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Publication number: 20240361069Abstract: 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: ApplicationFiled: April 25, 2023Publication date: October 31, 2024Applicant: WHIRLPOOL CORPORATIONInventors: Vishal Brahmanand Chauhan, Rahul Subhash Chhajed, Abinash Sarma
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Publication number: 20240337429Abstract: 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: ApplicationFiled: April 10, 2023Publication date: October 10, 2024Applicant: WHIRLPOOL CORPORATIONInventors: Rahul Subhash Chhajed, Sumedh Sanjay Kokane, Subrata Shannigrahi, Abinash Sarma
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REFRIGERATOR CABINET WITH A TRIM BREAKER AND VACUUM INSULATED PANEL ASSOCIATED WITH THE TRIM BREAKER
Publication number: 20240280316Abstract: 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: ApplicationFiled: February 21, 2023Publication date: August 22, 2024Applicant: WHIRLPOOL CORPORATIONInventors: Abinash Sarma, Rahul Subhash Chhajed, Subrata Shannigrahi, Vishal Jaywantrao Patil -
Publication number: 20240247860Abstract: 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 compartmenType: ApplicationFiled: January 19, 2023Publication date: July 25, 2024Applicant: WHIRLPOOL CORPORATIONInventors: Anup Bapu More, Rahul Subhash Chhajed, Digeshwar Hemraj Harinkhede, Vishal Brahmanand Chauhan, Kapil Devidas Bet, Abinash Sarma
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Publication number: 20240219101Abstract: 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: ApplicationFiled: January 3, 2023Publication date: July 4, 2024Applicant: Whirlpool CorporationInventors: Rahul Subhash Chhajed, Rahul Sadanand Kumbhare, Abinash Sarma
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Publication number: 20240133613Abstract: 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: ApplicationFiled: December 29, 2023Publication date: April 25, 2024Applicant: Whirlpool CorporationInventors: 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
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Patent number: 11892226Abstract: 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: GrantFiled: December 10, 2021Date of Patent: February 6, 2024Assignee: Whirlpool CorporationInventors: 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
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Patent number: 11859895Abstract: 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: GrantFiled: February 10, 2022Date of Patent: January 2, 2024Assignee: Whirlpool CorporationInventors: Rahul Subhash Chhajed, Narendra Ashok Kapure, Jackson Felipe Karl, Abhay Naik, Abinash Sarma, Subrata Shannigrahi
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Patent number: 11835287Abstract: 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: GrantFiled: February 2, 2022Date of Patent: December 5, 2023Assignee: Whirlpool CorporationInventors: Rahul Subhash Chhajed, Jacob Charles Ickes
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Patent number: 11828504Abstract: 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: GrantFiled: September 21, 2020Date of Patent: November 28, 2023Assignee: Whirlpool CorporationInventors: Rahul Subhash Chhajed, Deepak Gajanan Mankar
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Publication number: 20230251026Abstract: 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: ApplicationFiled: February 10, 2022Publication date: August 10, 2023Applicant: Whirlpool CorporationInventors: Rahul Subhash Chhajed, Narendra Ashok Kapure, Jackson Felipe Karl, Abhay Naik, Abinash Sarma, Subrata Shannigrahi
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Publication number: 20230243570Abstract: 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: ApplicationFiled: February 2, 2022Publication date: August 3, 2023Applicant: Whirlpool CorporationInventors: Rahul Subhash Chhajed, Jacob Charles Ickes
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Publication number: 20230184480Abstract: 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: ApplicationFiled: December 10, 2021Publication date: June 15, 2023Applicant: Whirlpool CorporationInventors: 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
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Publication number: 20220290909Abstract: 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: ApplicationFiled: March 9, 2021Publication date: September 15, 2022Applicant: WHIRLPOOL CORPORATIONInventors: Rahul Subhash Chhajed, Manjunathraddi Navalgund, Mansi Katkar, Abinash Sarma
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Publication number: 20220090831Abstract: 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: ApplicationFiled: September 21, 2020Publication date: March 24, 2022Applicant: WHIRLPOOL CORPORATIONInventors: Rahul Subhash Chhajed, Deepak Gajanan Mankar