Patents by Inventor Gregory K. Griffin
Gregory K. Griffin 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: 9492875Abstract: A bit retaining system for a rotary tool or device such as a router is disclosed. The bit retaining system may include a collet assembly and a control assembly. The collet assembly may include a spindle, a collet adapted to receive the bit, and a collet nut. The collet assembly may further include a collet gear mounted on the collet nut and/or a spindle gear mounted on the spindle. The control assembly selectively engages the collet assembly to drive the collet nut and/or secure the spindle in a fixed position, preventing its rotation. In operation, a hand tool is utilized to engage the control assembly. This configuration enables a user to capture and release the rotary tool bit using one hand.Type: GrantFiled: December 28, 2015Date of Patent: November 15, 2016Assignee: Black & Decker Inc.Inventors: Warren A. Ceroll, Gregory K. Griffin, Steven D. McDaniel, Craig A. Schell, Robert S. Gehret, Joseph P. Kelleher
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Publication number: 20160228953Abstract: A bit retaining system for a rotary tool or device such as a router is disclosed. The bit retaining system may include a collet assembly and a control assembly. The collet assembly may include a spindle, a collet adapted to receive the bit, and a collet nut. The collet assembly may further include a collet gear mounted on the collet nut and/or a spindle gear mounted on the spindle. The control assembly selectively engages the collet assembly to drive the collet nut and/or secure the spindle in a fixed position, preventing its rotation. In operation, a hand tool is utilized to engage the control assembly. This configuration enables a user to capture and release the rotary tool bit using one hand.Type: ApplicationFiled: December 28, 2015Publication date: August 11, 2016Inventors: Warren A. Ceroll, Gregory K. Griffin, Steven D. McDaniel, Craig A. Schell, Robert S. Gehret, Joseph P. Kelleher
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Patent number: 9238270Abstract: A bit retaining system for a rotary tool or device such as a router is disclosed. The bit retaining system may include a collet assembly and a control assembly. The collet assembly may include a spindle, a collet adapted to receive the bit, and a collet nut. The collet assembly may further include a collet gear mounted on the collet nut and/or a spindle gear mounted on the spindle. The control assembly selectively engages the collet assembly to drive the collet nut and/or secure the spindle in a fixed position, preventing its rotation. In operation, a hand tool is utilized to engage the control assembly. This configuration enables a user to capture and release the rotary tool bit using one hand.Type: GrantFiled: February 25, 2014Date of Patent: January 19, 2016Assignee: BLACK & DECKER INC.Inventors: Warren A. Ceroll, Gregory K. Griffin, Steven D. McDaniel, Craig A. Schell, Robert S. Gehret, Joseph P. Kelleher
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Publication number: 20140374998Abstract: A bit retaining system for a rotary tool or device such as a router is disclosed. The bit retaining system may include a collet assembly and a control assembly. The collet assembly may include a spindle, a collet adapted to receive the bit, and a collet nut. The collet assembly may further include a collet gear mounted on the collet nut and/or a spindle gear mounted on the spindle. The control assembly selectively engages the collet assembly to drive the collet nut and/or secure the spindle in a fixed position, preventing its rotation. In operation, a hand tool is utilized to engage the control assembly. This configuration enables a user to capture and release the rotary tool bit using one hand.Type: ApplicationFiled: February 25, 2014Publication date: December 25, 2014Applicant: Black & Decker Inc.Inventors: Warren A. Ceroll, Gregory K. Griffin, Steven D. McDaniel, Craig A. Schell, Robert S. Gehret, Joseph P. Kelleher
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Patent number: 8678725Abstract: A bit retaining system for a rotary tool or device such as a router is disclosed. The bit retaining system may include a collet assembly and a control assembly. The collet assembly may include a spindle, a collet adapted to receive the bit, and a collet nut. The collet assembly may further include a collet gear mounted on the collet nut and/or a spindle gear mounted on the spindle. The control assembly selectively engages the collet assembly to drive the collet nut and/or secure the spindle in a fixed position, preventing its rotation. In operation, a hand tool is utilized to engage the control assembly. This configuration enables a user to capture and release the rotary tool bit using one hand.Type: GrantFiled: February 16, 2010Date of Patent: March 25, 2014Assignee: Black & Decker Inc.Inventors: Warren A. Ceroll, Gregory K. Griffin, Steven D. McDaniel, Craig A. Schell, Robert S. Gehret, Joseph P. Kelleher
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Publication number: 20100209207Abstract: A bit retaining system for a rotary tool or device such as a router is disclosed. The bit retaining system may include a collet assembly and a control assembly. The collet assembly may include a spindle, a collet adapted to receive the bit, and a collet nut. The collet assembly may further include a collet gear mounted on the collet nut and/or a spindle gear mounted on the spindle. The control assembly selectively engages the collet assembly to drive the collet nut and/or secure the spindle in a fixed position, preventing its rotation. In operation, a hand tool is utilized to engage the control assembly. This configuration enables a user to capture and release the rotary tool bit using one hand.Type: ApplicationFiled: February 16, 2010Publication date: August 19, 2010Applicant: BLACK AND DECKER INC.Inventors: Warren A. Ceroll, Gregory K. Griffin, Steven D. McDaniel, Craig A. Schell, Robert S. Gehret, Joseph P. Kelleher
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Patent number: D536942Type: GrantFiled: February 8, 2006Date of Patent: February 20, 2007Assignee: Black & Decker Inc.Inventors: Betty L. Cooper, Ginger L. Allen, Gregory K. Griffin, Chad Hanson, Mark A. Etter
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Patent number: D538122Type: GrantFiled: February 8, 2006Date of Patent: March 13, 2007Assignee: Black & Decker Inc.Inventors: Mark A. Etter, Chad W. Hanson, Ginger L. Allen, Betty L. Cooper, R. Marcus Mansfield, Gregory K. Griffin
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Patent number: D558017Type: GrantFiled: February 15, 2007Date of Patent: December 25, 2007Assignee: Black & Decker Inc.Inventors: Betty L. Cooper, Ginger L. Allen, Gregory K. Griffin, Chad Hanson, Mark A. Etter