Patents by Inventor Mark R. Grobarchik
Mark R. Grobarchik 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: 9027871Abstract: A roller for a sheet product dispenser includes a roller shaft, a roller frame molded onto the roller shaft, and a plurality of flexible rubber portions overmolded onto the roller frame and spaced along a length of the roller frame. The rubber portions are configured to contact a sheet product for dispensing from the sheet product dispenser. A dispensing mechanism for a sheet product dispenser includes a chassis and a roller positioned within and coupled to the chassis. The roller includes a roller shaft, a roller frame molded onto the roller shaft, and a plurality of flexible rubber portions overmolded onto the roller frame and spaced along a length of the roller frame. The rubber portions are configured to contact a sheet product for dispensing from the sheet product dispenser.Type: GrantFiled: July 26, 2013Date of Patent: May 12, 2015Assignee: Georgia-Pacific Consumer Products LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel
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Patent number: 8919688Abstract: A dispensing mechanism for a sheet product dispenser includes a chassis, a roller positioned within and coupled to the chassis, and a spring configured to bias the roller into contact with a sheet product. Another dispensing mechanism for a sheet product dispenser includes a chassis, a roller positioned within the chassis, a pair of plugs, and a pair of springs. The roller is coupled to the chassis via the plugs, and the springs are configured to bias the roller into contact with a sheet product. Still another dispensing mechanism for a sheet product dispenser includes a chassis, a first roller positioned within and coupled to the chassis, a second roller positioned within and coupled to the chassis, and a spring configured to bias the first roller toward the second roller and into contact with a sheet product.Type: GrantFiled: July 26, 2013Date of Patent: December 30, 2014Assignee: Georgia-Pacific Consumer Products LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel
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Publication number: 20130306786Abstract: A roller for a sheet product dispenser includes a roller shaft, a roller frame molded onto the roller shaft, and a plurality of flexible rubber portions overmolded onto the roller frame and spaced along a length of the roller frame. The rubber portions are configured to contact a sheet product for dispensing from the sheet product dispenser. A dispensing mechanism for a sheet product dispenser includes a chassis and a roller positioned within and coupled to the chassis. The roller includes a roller shaft, a roller frame molded onto the roller shaft, and a plurality of flexible rubber portions overmolded onto the roller frame and spaced along a length of the roller frame. The rubber portions are configured to contact a sheet product for dispensing from the sheet product dispenser.Type: ApplicationFiled: July 26, 2013Publication date: November 21, 2013Applicant: Georgia-Pacific Consumer Products LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel
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Publication number: 20130306785Abstract: A dispensing mechanism for a sheet product dispenser includes a chassis, a roller positioned within and coupled to the chassis, and a spring configured to bias the roller into contact with a sheet product. Another dispensing mechanism for a sheet product dispenser includes a chassis, a roller positioned within the chassis, a pair of plugs, and a pair of springs. The roller is coupled to the chassis via the plugs, and the springs are configured to bias the roller into contact with a sheet product. Still another dispensing mechanism for a sheet product dispenser includes a chassis, a first roller positioned within and coupled to the chassis, a second roller positioned within and coupled to the chassis, and a spring configured to bias the first roller toward the second roller and into contact with a sheet product.Type: ApplicationFiled: July 26, 2013Publication date: November 21, 2013Applicant: Georgia-Pacific Consmer Products LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel
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Publication number: 20110253828Abstract: A sheet product dispenser includes a cover, a pair of arms supporting a roll of sheet product within the cover, and a baffle. The roll of sheet product rotates upon activation of the dispenser during a dispense cycle. The baffle is adapted to deflect upon contact with the roll of sheet product and remain engaged against the roll of sheet product during at least a significant portion of a roll life.Type: ApplicationFiled: June 27, 2011Publication date: October 20, 2011Applicant: GEORGIA-PACIFIC CONSUMER PRODUCTS LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel
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Patent number: 7984872Abstract: A sheet product dispenser includes a sheet product feed mechanism coupled to a DC stepper motor, the mechanism moving a sheet product out of the dispenser during a dispense cycle; and a control unit controlling the DC stepper motor to move the sheet product with a gradually increasing acceleration during a portion of the dispense cycle.Type: GrantFiled: October 3, 2007Date of Patent: July 26, 2011Assignee: Georgia-Pacific Consumer Products LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel
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Publication number: 20080128446Abstract: A sheet product dispenser includes a sheet product feed mechanism coupled to a DC stepper motor, the mechanism moving a sheet product out of the dispenser during a dispense cycle; and a control unit controlling the DC stepper motor to move the sheet product with a gradually increasing acceleration during a portion of the dispense cycle.Type: ApplicationFiled: October 3, 2007Publication date: June 5, 2008Applicant: GEORGIA-PACIFIC CONSUMER PRODUCTS LPInventors: Bret A. Kuehneman, Joseph A. Racz, Mark R. Grobarchik, Jeffrey A. Wierschke, Antonio M. Cittadino, Christopher M. Reinsel