Patents by Inventor Samir Dey
Samir Dey 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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Patent number: 11682947Abstract: A method and apparatus for a rotor assembly. The rotor assembly includes a rotor core having a rotatable shaft and defining at least one rotor post, a winding wound around the post that defines an end turn, and at least one coolant conduit defined in part by an end support and in a thermally conductive relationship with a portion of the winding.Type: GrantFiled: January 27, 2021Date of Patent: June 20, 2023Assignee: GE Aviation Systems LLCInventors: Anirban Chatterjee, Mamatha Ramakrishnaiah, Samir Dey, Mohammad Khaja Mohiddin Shaik, Balamurugan Sridharan, Rajendra Vishwanath Pawar, Xiaochuan Jia
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Publication number: 20210249933Abstract: A method and apparatus for a rotor assembly. The rotor assembly includes a rotor core having a rotatable shaft and defining at least one rotor post, a winding wound around the post that defines an end turn, and at least one coolant conduit defined in part by an end support and in a thermally conductive relationship with a portion of the winding.Type: ApplicationFiled: January 27, 2021Publication date: August 12, 2021Inventors: Anirban Chatterjee, Mamatha Ramakrishnaiah, Samir Dey, Mohammad Khaja Mohiddin Shaik, Balamurugan Sridharan, Rajendra Vishwanath Pawar, Xiaochuan Jia
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Patent number: 11025114Abstract: A rotor for an electric machine includes a core having circumferentially-spaced, axially-extending posts, and defining an axial passage, a winding carried by each of the posts and comprising an electrically-conductive wire repeatedly wound around the post such that a portion of the winding extends axially beyond the post to define an overhang with upper and lower surfaces connected by an end, and a hollow shaft defining a rotor inner surface and a rotor outer surface.Type: GrantFiled: December 27, 2018Date of Patent: June 1, 2021Assignee: GE Aviation Systems LLCInventors: Balamurugan Sridharan, Rajendra Vishwanath Pawar, Mamatha Ramakrishnaiah, Xiaochuan Jia, Samir Dey, Hao Huang, Dhiraj Khushal Thakare, Pankaj Kumar Morya
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Patent number: 10931171Abstract: A method and apparatus for a rotor assembly. The rotor assembly includes a rotor core having a rotatable shaft and defining at least one rotor post, a winding wound around the post that defines an end turn, and at least one coolant conduit defined in part by an end support and in a thermally conductive relationship with a portion of the winding.Type: GrantFiled: September 27, 2018Date of Patent: February 23, 2021Assignee: GE Aviation Systems LLCInventors: Anirban Chatterjee, Mamatha Ramakrishnaiah, Samir Dey, Mohammad Khaja Mohiddin Shaik, Balamurugan Sridharan, Rajendra Vishwanath Pawar, Xiaochuan Jia
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Publication number: 20200212742Abstract: A rotor for an electric machine includes a core having circumferentially-spaced, axially-extending posts, and defining an axial passage, a winding carried by each of the posts and comprising an electrically-conductive wire repeatedly wound around the post such that a portion of the winding extends axially beyond the post to define an overhang with upper and lower surfaces connected by an end, and a hollow shaft defining a rotor inner surface and a rotor outer surface.Type: ApplicationFiled: December 27, 2018Publication date: July 2, 2020Inventors: Balamurugan Sridharan, Rajendra Vishwanath Pawar, Mamatha Ramakrishnaiah, Xiaochuan Jia, Samir Dey, Hao Huang, Dhiraj Khushal Thakare, Pankaj Kumar Morya
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Publication number: 20200106342Abstract: A method and apparatus for a rotor assembly. The rotor assembly includes a rotor core having a rotatable shaft and defining at least one rotor post, a winding wound around the post that defines an end turn, and at least one coolant conduit defined in part by an end support and in a thermally conductive relationship with a portion of the winding.Type: ApplicationFiled: September 27, 2018Publication date: April 2, 2020Inventors: Anirban Chatterjee, Mamatha Ramakrishnaiah, Samir Dey, Mohammad Khaja Mohiddin Shaik, Balamurugan Sridharan, Rajendra Vishwanath Pawar, Xiaochuan Jia
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Patent number: 7114676Abstract: Improvements to a paper web material dispenser, for example a roll tissue dispenser or a roll paper towel dispenser, that has a user actuation mechanism for rotating a dispensing mechanism of the dispenser. The dispenser is designed to prevent excessive force that is applied to the user actuation mechanism from causing damage to components of the dispenser connected to the user actuation mechanism. A torque limiting mechanism is used to limit the torque that is applied to the dispensing mechanism of the dispenser when a user applies an excessive force to the user actuation mechanism. The torque applied to the dispensing mechanism is kept below a level that would be sufficient to cause damage to the dispensing mechanism or portions thereof.Type: GrantFiled: January 10, 2006Date of Patent: October 3, 2006Assignee: Bay West Paper CorporationInventors: Adam T. Elliott, Daniel J. Knight, Samir Dey
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Publication number: 20060108467Abstract: Improvements to a paper web material dispenser, for example a roll tissue dispenser or a roll paper towel dispenser, that has a user actuation mechanism for rotating a dispensing mechanism of the dispenser. The dispenser is designed to prevent excessive force that is applied to the user actuation mechanism from causing damage to components of the dispenser connected to the user actuation mechanism. A torque limiting mechanism is used to limit the torque that is applied to the dispensing mechanism of the dispenser when a user applies an excessive force to the user actuation mechanism. The torque applied to the dispensing mechanism is kept below a level that would be sufficient to cause damage to the dispensing mechanism or portions thereof.Type: ApplicationFiled: January 10, 2006Publication date: May 25, 2006Applicant: Bay West Paper CorporationInventors: Adam Elliott, Daniel Knight, Samir Dey
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Patent number: 7014140Abstract: Improvements to a paper web material dispenser, for example a roll tissue dispenser or a roll paper towel dispenser, that has a user actuation mechanism for rotating a dispensing mechanism of the dispenser. The dispenser is designed to prevent excessive force that is applied to the user actuation mechanism from causing damage to components of the dispenser connected to the user actuation mechanism. A torque limiting mechanism is used to limit the torque that is applied to the dispensing mechanism of the dispenser when a user applies an excessive force to the user actuation mechanism. The torque applied to the dispensing mechanism is kept below a level that would be sufficient to cause damage to the dispensing mechanism or portions thereof.Type: GrantFiled: January 30, 2004Date of Patent: March 21, 2006Assignee: Bay West Paper CorporationInventors: Adam T. Elliott, Daniel J. Knight, Samir Dey
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Publication number: 20050167544Abstract: Improvements to a paper web material dispenser, for example a roll tissue dispenser or a roll paper towel dispenser, that has a user actuation mechanism for rotating a dispensing mechanism of the dispenser. The dispenser is designed to prevent excessive force that is applied to the user actuation mechanism from causing damage to components of the dispenser connected to the user actuation mechanism. A torque limiting mechanism is used to limit the torque that is applied to the dispensing mechanism of the dispenser when a user applies an excessive force to the user actuation mechanism. The torque applied to the dispensing mechanism is kept below a level that would be sufficient to cause damage to the dispensing mechanism or portions thereof.Type: ApplicationFiled: January 30, 2004Publication date: August 4, 2005Applicant: Bay West Paper CorporationInventors: Adam Elliott, Daniel Knight, Samir Dey