Patents by Inventor Michael Varipatis
Michael Varipatis 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: 20200052479Abstract: An adaptor for connecting a power source to a power tool includes a housing having a first end that is configured to connect to a power source and a second end that is configured to connect to a power tool. The adaptor includes a control circuit disposed within the housing. The control circuit is configured to detect a type of the power tool, to detect an overstress condition in the power tool and to control the power tool responsive to detecting the overstress condition based on the detected type of power tool.Type: ApplicationFiled: October 21, 2019Publication date: February 13, 2020Inventors: Brian E. Friedman, Bhanuprasad V. Gorti, Christopher R. Held, Abhisheka Moturu, Michael Varipatis, Paul J. Wisniewski, Michael W. Roberts
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Patent number: 10511067Abstract: A power tool/battery pack combination includes an electric motor, one or more electrochemical cells, and a capacitive element. The electric motor is connected in series to a first switch. The series combination of the electric motor and the first switch is connected to a first terminal and a second terminal. The one or more electrochemical cells are connected across a third terminal and a fourth terminal. The third terminal and the fourth terminal are coupled respectively to the first terminal and the second terminal. The one or more electrochemical cells supply power to the electric motor via the first switch. The capacitive element includes one or more capacitors. The capacitive element is connected across the third terminal and the fourth terminal. The capacitive element is capable of storing inductive energy generated by the one or more electrochemical cells.Type: GrantFiled: August 23, 2013Date of Patent: December 17, 2019Assignee: Black & Decker Inc.Inventors: Nathan Osborne, Robert J. Marcinkowski, Christopher Held, Ralphy A. Louis, Daniel J. White, Michael Forster, Bhanu V. Gorti, Geoffrey S. Howard, Tony J. Agro, Michael Varipatis
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Patent number: 10454264Abstract: An adaptor for connecting a power source to a power tool includes a housing having a first end that is configured to connect to a power source and a second end that is configured to connect to a power tool. The adaptor includes a control circuit disposed within the housing. The control circuit is configured to detect an overstress condition in the power tool and to control the power tool responsive to detecting the overstress condition.Type: GrantFiled: January 15, 2018Date of Patent: October 22, 2019Assignee: Black & Decker Inc.Inventors: Brian E. Friedman, Bhanuprasad V. Gorti, Christopher R. Held, Abhisheka Moturu, Michael Varipatis, Paul J. Wisniewski, Michael W. Roberts
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Publication number: 20190312242Abstract: This application relates to a power tool system including a plurality of power tools, a plurality of battery packs and at least one battery pack charger and method for operating the power tools with the battery packs. This application also relates to a method for charging the battery packs and a method for monitoring a state of charge of the battery pack. In one implementation, the system includes an existing battery pack designed to provide (output) a relatively low voltage, an existing power tool designed to operate at the relatively low voltage, a new battery pack designed to provide (output) the relatively low voltage and a relatively high voltage, and a new power tool designed to operate at the relatively high voltage.Type: ApplicationFiled: June 24, 2019Publication date: October 10, 2019Inventors: Luke R. BARTON, Nathan J. CRUISE, Abhisheka MOTURU, Dustin JEFFERIES, Christine H. POTTER, Michael W. ROBERTS, Michael VARIPATIS, Fugen QIN, Daniel J. ALBRECHT, Michael J. ARONOFF
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Patent number: 10312498Abstract: A security device for a battery pack includes a cap, which covers at least a portion of a slide mechanism of a slide battery pack, and a strap. The cap includes a first collar disposed around a first opening and a second collar disposed around a second opening, with the first collar and the second collar aligned along a longitudinal axis of the slide battery pack. The strap matches a contour of the slide battery pack and includes a first projection and a second projection. The strap is positioned along the longitudinal axis of the slide battery pack and the cap is positioned over the strap with the first projection inserted through the first opening and the first collar and the second projection inserted through the second opening and the second collar to secure the cap to the strap and to the slide battery pack.Type: GrantFiled: October 2, 2017Date of Patent: June 4, 2019Assignee: Black & Decker, Inc.Inventors: Timothy J. Hennesy, Kevin M. Alston, Michael Varipatis
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Publication number: 20190103597Abstract: A security device for a battery pack includes a cap, which covers at least a portion of a slide mechanism of a slide battery pack, and a strap. The cap includes a first collar disposed around a first opening and a second collar disposed around a second opening, with the first collar and the second collar aligned along a longitudinal axis of the slide battery pack. The strap matches a contour of the slide battery pack and includes a first projection and a second projection. The strap is positioned along the longitudinal axis of the slide battery pack and the cap is positioned over the strap with the first projection inserted through the first opening and the first collar and the second projection inserted through the second opening and the second collar to secure the cap to the strap and to the slide battery pack.Type: ApplicationFiled: October 2, 2017Publication date: April 4, 2019Inventors: Timothy J. Hennesy, Kevin M. Alston, Michael Varipatis
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Publication number: 20190058435Abstract: A first battery pack that is switchable between a first configuration having a first rated output voltage that corresponds to a first power tool rated operating voltage such that the first battery pack enables operation of the first power tool, and a second configuration having a second rated output voltage that corresponds to a second power tool rated operating voltage such that the first battery pack enables operation of the second power tool.Type: ApplicationFiled: August 20, 2018Publication date: February 21, 2019Inventors: Daniel J. White, Matthew J. Velderman, Michael Varipatis, Andrew E. Seman, Nathan J. Osborne, Ryan Klee, Bhanuprasad Gorti
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Patent number: 10193111Abstract: The present disclosure is directed to a convertible battery pack having an improved switching circuit. The switching circuit includes a converter element having a plurality of contacts positioned in the converter element such that as the converter element slides within the battery pack the contacts move from a first position to engage a first set of contact pads to a second position to engage a second set of contact pads. The converter element includes a pair of springs for each of the plurality of contacts that force the contacts into engagement with the contact pads but also allow the contacts to adjust for imperfections in the contact pad surface or the manufacturing tolerances of the contact pads or a support board that holds the contact pads.Type: GrantFiled: June 20, 2017Date of Patent: January 29, 2019Assignee: Black & Decker Inc.Inventors: Michael Varipatis, Nathan J. Osborne, Ryan Klee, Brian E. Friedman
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Patent number: 10056582Abstract: A power tool system includes a first power tool having a first power tool rated voltage, a second power tool having a second power tool rated voltage that is different from the first power tool rated voltage, and a first battery pack coupleable to the first power tool and to the second power tool. The first battery pack is switchable between a first configuration having a first battery pack rated voltage that corresponds to the first power tool rated voltage such that the first battery pack enables operation of the first power tool, and a second configuration having a convertible battery pack rated voltage that corresponds to the second power tool rated voltage such that the battery pack enables operation of the second power tool.Type: GrantFiled: May 20, 2016Date of Patent: August 21, 2018Assignee: Black & Decker Inc.Inventors: Daniel J. White, Matthew J. Velderman, Michael Varipatis, Andrew E. Seman, Jr., Nathan J. Osborne, Ryan Klee, Bhanuprasad Gorti
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Publication number: 20180138690Abstract: An adaptor for connecting a power source to a power tool includes a housing having a first end that is configured to connect to a power source and a second end that is configured to connect to a power tool. The adaptor includes a control circuit disposed within the housing. The control circuit is configured to detect an overstress condition in the power tool and to control the power tool responsive to detecting the overstress condition.Type: ApplicationFiled: January 15, 2018Publication date: May 17, 2018Inventors: Brian E. Friedman, Bhanuprasad V. Gorti, Christopher R. Held, Abhisheka Moturu, Michael Varipatis, Paul J. Wisniewski, Michael W. Roberts
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Patent number: 9871370Abstract: An adaptor for connecting a power source to a power tool includes a housing having a first end that is configured to connect to a power source and a second end that is configured to connect to a power tool. The adaptor includes a control circuit disposed within the housing. The control circuit is configured to detect an overstress condition in the power tool and to control the power tool responsive to detecting the overstress condition.Type: GrantFiled: September 1, 2015Date of Patent: January 16, 2018Assignee: Black & Decker, Inc.Inventors: Brian E. Friedman, Bhanuprasad V. Gorti, Christopher R. Held, Abhisheka Moturu, Michael Varipatis, Paul J. Wisniewski, Michael W. Roberts
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Publication number: 20170365826Abstract: The present disclosure is directed to a battery pack including a printed circuit board populated with a variety of components. The printed circuit board is partially encapsulated with a low pressure molded material to form at least a portion of a potting boat. The potting boat is filled with an encapsulating material.Type: ApplicationFiled: June 20, 2017Publication date: December 21, 2017Inventors: Michael VARIPATIS, Nathan J. OSBORNE, Alfred M. IRUNGU, Ryan KLEE, Nicholas J. GARIBALDI, William T. LUNSFORD, V, Nathan J. CRUISE
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Publication number: 20170361448Abstract: The present disclosure is directed to a cordless reciprocating saw including a mechanical interface for attaching a removable battery pack. The mechanical interface includes a strike plate to reduce the effects of vibrational forces on the battery pack.Type: ApplicationFiled: June 20, 2017Publication date: December 21, 2017Inventors: Benjamin KRUPSAW, Paul S. WHITE, Michael VARIPATIS, Nathan J. OSBORNE, Nicholas J. GARIBALDI, Christian V. ELDER, William F. GALLAGHER
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Publication number: 20170338452Abstract: The present disclosure is directed to a convertible battery pack having an improved switching circuit. The switching circuit includes a converter element having a plurality of contacts positioned in the converter element such that as the converter element slides within the battery pack the contacts move from a first position to engage a first set of contact pads to a second position to engage a second set of contact pads. The converter element includes a pair of springs for each of the plurality of contacts that force the contacts into engagement with the contact pads but also allow the contacts to adjust for imperfections in the contact pad surface or the manufacturing tolerances of the contact pads or a support board that holds the contact pads.Type: ApplicationFiled: June 20, 2017Publication date: November 23, 2017Inventors: Michael Varipatis, Nathan J. Osborne, Ryan Klee, Brian E. Friedman
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Publication number: 20170063073Abstract: An adaptor for connecting a power source to a power tool includes a housing having a first end that is configured to connect to a power source and a second end that is configured to connect to a power tool. The adaptor includes a control circuit disposed within the housing. The control circuit is configured to detect an overstress condition in the power tool and to control the power tool responsive to detecting the overstress condition.Type: ApplicationFiled: September 1, 2015Publication date: March 2, 2017Inventors: Brian E. Friedman, Bhanuprasad V. Gorti, Christopher R. Held, Abhisheka Moturu, Michael Varipatis, Paul J. Wisniewski, Michael W. Roberts
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Publication number: 20160336558Abstract: A power tool system includes a first power tool having a first power tool rated voltage, a second power tool having a second power tool rated voltage that is different from the first power tool rated voltage, and a first battery pack coupleable to the first power tool and to the second power tool. The first battery pack is switchable between a first configuration having a first battery pack rated voltage that corresponds to the first power tool rated voltage such that the first battery pack enables operation of the first power tool, and a second configuration having a convertible battery pack rated voltage that corresponds to the second power tool rated voltage such that the battery pack enables operation of the second power tool.Type: ApplicationFiled: May 20, 2016Publication date: November 17, 2016Inventors: Daniel J. White, Matthew J. Velderman, Michael Varipatis, Andrew E. Seman, JR., Nathan J. Osborne, Ryan Klee, Bhanuprasad Gorti
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Publication number: 20160020443Abstract: A power tool system includes a first power tool having a first power tool rated voltage, a second power tool having a second power tool rated voltage that is different from the first power tool rated voltage, and a first battery pack coupleable to the first power tool and to the second power tool. The first battery pack is switchable between a first configuration having a first battery pack rated voltage that corresponds to the first power tool rated voltage such that the first battery pack enables operation of the first power tool, and a second configuration having a convertible battery pack rated voltage that corresponds to the second power tool rated voltage such that the battery pack enables operation of the second power tool.Type: ApplicationFiled: May 18, 2015Publication date: January 21, 2016Applicant: BLACK & DECKER INC.Inventors: Daniel J. White, Matthew J. Velderman, Michael Varipatis, John C. Vanko, Andrew E. Seman, JR., Michael Roberts, Nathan J. Osborne, Ryan Klee, Alfred M. Irungu, Tal Gottesman, Bhanuprasad Gorti, Philip Gilde, Nicholas J. Garibaldi, Brian E. Friedman, Michael K. Forster, John D. Cox
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Publication number: 20150380697Abstract: A battery pack includes a battery cell holder, where the battery cell holder includes multiple frames with each of the frames defining a cavity and adjacent frames connected to each other. The battery pack includes at least one pouch battery cell disposed in the cavity of each of the frames, where pouch battery cells disposed in adjacent frames are electrically connected to each other. The multiple frames are arranged in a stacked configuration.Type: ApplicationFiled: June 30, 2015Publication date: December 31, 2015Inventors: Nathan Osborne, Corey Redmond, Dustin Jeffries, Ralphy A. Louis, Michael Varipatis, Bhanuprasad V. Gorti, Daniel J. White
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Publication number: 20150054428Abstract: A power tool/battery pack combination includes an electric motor, one or more electrochemical cells, and a capacitive element. The electric motor is connected in series to a first switch. The series combination of the electric motor and the first switch is connected to a first terminal and a second terminal. The one or more electrochemical cells are connected across a third terminal and a fourth terminal. The third terminal and the fourth terminal are coupled respectively to the first terminal and the second terminal. The one or more electrochemical cells supply power to the electric motor via the first switch. The capacitive element includes one or more capacitors. The capacitive element is connected across the third terminal and the fourth terminal. The capacitive element is capable of storing inductive energy generated by the one or more electrochemical cells.Type: ApplicationFiled: August 23, 2013Publication date: February 26, 2015Applicant: Black & Decker Inc.Inventors: Nathan Osborne, Robert J. Marcinkowski, Christopher Held, Ralphy A. Louis, Daniel J. White, Michael Forster, Bhanu V. Gorti, Geoffrey S. Howard, Tony J. Agro, Michael Varipatis
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Publication number: 20090208819Abstract: A rechargeable battery pack comprises a battery having a high voltage side and a low voltage side, a positive terminal accessible external of the battery pack and connected to the high voltage side of the battery, a negative terminal accessible external of the battery pack and connected to the low voltage side of the battery, a control terminal accessible external of the battery pack, a switching element electrically connected between the control terminal and the high voltage side of the battery, and a control module operable to control the switching element so that the control terminal is selectively coupled to the high voltage side of the battery.Type: ApplicationFiled: February 20, 2009Publication date: August 20, 2009Inventors: Nathan Cruise, Andrew E. Seman, JR., Fugen Qin, Daniele C. Brotto, Tal Gottesman, Michael Varipatis, Brian K. Wohltmann, Steven J. Phillips, Regina Gracia C. Cunanan, Stephen P. Osborne, Geoffrey S. Howard, Paul Stephenson, Joshua D. West