Patents by Inventor Christopher J. Hahn
Christopher J. Hahn 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: 20170368398Abstract: An improved exercise table or reformer having increased adjustability and storage features. The starting point of the carriage or platform is adjustable to accommodate different sized users. An anchor bar mechanism is adjusted to correspond to carriage starting point, and limits rotation of the anchor bar with respect to the reformer and may be non-removable from the reformer frame. A foot bar assembly may be adjusted and placed in a storage position, allowing the foot bar to serve as a lift handle. The reformer's adjustability provides greater ease of storage.Type: ApplicationFiled: June 12, 2017Publication date: December 28, 2017Applicant: Mad Dogg Athletics, Inc.Inventors: Howard J. Solow, Christopher J. Hahn
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Patent number: 9675833Abstract: An improved exercise table or reformer having increased adjustability and storage features. The starting point of the carriage or platform is adjustable to accommodate different sized users. An anchor bar mechanism is adjusted to correspond to carriage starting point, and limits rotation of the anchor bar with respect to the reformer and may be non-removable from the reformer frame. A foot bar assembly may be adjusted and placed in a storage position, allowing the foot bar to serve as a lift handle. The reformer's adjustability provides greater ease of storage.Type: GrantFiled: August 18, 2015Date of Patent: June 13, 2017Assignee: Mad Dogg Athletics, Inc.Inventors: Howard J. Solow, Christopher J. Hahn
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Publication number: 20160206911Abstract: An improved exercise table or reformer having increased adjustability and storage features. The starting point of the carriage or platform is adjustable to accommodate different sized users. An anchor bar mechanism is adjusted to correspond to carriage starting point, and limits rotation of the anchor bar with respect to the reformer and may be non-removable from the reformer frame. A foot bar assembly may be adjusted and placed in a storage position, allowing the foot bar to serve as a lift handle. The reformer's adjustability provides greater ease of storage.Type: ApplicationFiled: August 18, 2015Publication date: July 21, 2016Applicant: MAD DOGG ATHLETICS, INC.Inventors: Howard J. Solow, Christopher J. Hahn
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Patent number: 9192424Abstract: An AC active load device for use with a generator and a controller to supply a variable impedance when supplied with an AC waveform. The AC active load device uses a transformer and one or more transistors to generate an average max load impedance greater than 1000 ohms over varying voltage levels. The transistor functions as a dynamically-controlled resistor to the generator when the generator supplies the AC voltage to the transformer. The transistors may be GaN FETs or LDMOSFETs. The transformer steps down a voltage supplied by a generator to a voltage below the threshold voltage of the transistors. A control voltage is supplied to the gate of the transistors and may be controlled by a controller. A voltage and current are outputted to the controller from the AC active load device. The AC active load device may be used to calibrate the generator.Type: GrantFiled: May 31, 2012Date of Patent: November 24, 2015Assignee: Covidien LPInventors: Robert J. Behnke, II, Peter L. Valentyik, Christopher J. Hahn
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Patent number: 9108079Abstract: An improved exercise table or reformer having increased adjustability and storage features. The starting point of the carriage or platform is adjustable to accommodate different sized users. An anchor bar mechanism is adjusted to correspond to carriage starting point, and limits rotation of the anchor bar with respect to the reformer and may be non-removable from the reformer frame. A foot bar assembly may be adjusted and placed in a storage position, allowing the foot bar to serve as a lift handle. The reformer's adjustability provides greater ease of storage.Type: GrantFiled: March 15, 2012Date of Patent: August 18, 2015Assignee: Mad Dogg Athletics, Inc.Inventors: Howard J. Solow, Christopher J. Hahn
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Publication number: 20130325380Abstract: An AC active load device for use with a generator and a controller to supply a variable impedance when supplied with an AC waveform. The AC active load device uses a transformer and one or more transistors to generate an average max load impedance greater than 1000 ohms over varying voltage levels. The transistor functions as a dynamically-controlled resistor to the generator when the generator supplies the AC voltage to the transformer. The transistors may be GaN FETs or LDMOSFETs. The transformer steps down a voltage supplied by a generator to a voltage below the threshold voltage of the transistors. A control voltage is supplied to the gate of the transistors and may be controlled by a controller. A voltage and current are outputted to the controller from the AC active load device. The AC active load device may be used to calibrate the generator.Type: ApplicationFiled: May 31, 2012Publication date: December 5, 2013Applicant: TYCO HEALTHCARE GROUP LPInventors: Robert J. Behnke, II, Peter L. Valentyik, Christopher J. Hahn
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Publication number: 20120283078Abstract: An improved exercise table or reformer having increased adjustability and storage features. The starting point of the carriage or platform is adjustable to accommodate different sized users. An anchor bar mechanism is adjusted to correspond to carriage starting point, and limits rotation of the anchor bar with respect to the reformer and may be non-removable from the reformer frame. A foot bar assembly may be adjusted and placed in a storage position, allowing the foot bar to serve as a lift handle. The reformer's adjustability provides greater ease of storage.Type: ApplicationFiled: March 15, 2012Publication date: November 8, 2012Inventors: Howard J. Solow, Christopher J. Hahn
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Patent number: 8052586Abstract: A ladder barrel for use in Pilates type exercise is disclosed. The adjustment mechanism to hold the barrel in place on the floor rail comprises a locking rail and a cam mechanism to press the locking rail into engagement with the floor rail, holding the barrel in position. The locking rail has spring biased plungers to hold it out of engagement with the floor rail when the cam is not engaged.Type: GrantFiled: January 12, 2010Date of Patent: November 8, 2011Assignee: Hart Wood, Inc.Inventor: Christopher J. Hahn
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Publication number: 20100179038Abstract: A ladder barrel for use in Pilates type exercise is disclosed. The adjustment mechanism to hold the barrel in place on the floor rail comprises a locking rail and a cam mechanism to press the locking rail into engagement with the floor rail, holding the barrel in position. The locking rail has spring biased plungers to hold it out of engagement with the floor rail when the cam is not engaged.Type: ApplicationFiled: January 12, 2010Publication date: July 15, 2010Applicant: HART WOOD, INC. DBA ROOT MANUFACTURINGInventor: Christopher J. Hahn