Patents by Inventor Jeffery L. Ditzler

Jeffery L. Ditzler 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).

  • Quick adjusting pliers
    Patent number: 7293485
    Abstract: A method and device is disclosed for clamping an object with quick adjusting pliers. A top jaw has a bottom handle, a slot, and a series of ridges located around the slot. A pin extends through the slot and includes an engagement element. A bottom jaw has a top handle and another opening for receiving the pin. The engagement element engages at least one of the series of ridges in a first position, wherein the top jaw and bottom jaw pivot about a first axis that extends through a longitudinal axis of the pin, and wherein the engagement element is moveable along the first axis from the first position to a second position wherein the engagement element does not engage any of the series of ridges.
    Type: Grant
    Filed: June 23, 2006
    Date of Patent: November 13, 2007
    Assignee: Irwin Industrial Tool Company
    Inventors: David P. Engvall, Jeffery L. Ditzler, Gene L. Tyser
  • Quick adjusting pliers
    Patent number: 7100480
    Abstract: A method and device is disclosed for clamping an object with quick adjusting pliers. A top jaw has a bottom handle, a slot, and a series of ridges located around the slot. A pin extends through the slot. A tongue element has a first opening for receiving the pin. A bottom jaw has a top handle and another opening for receiving the pin, wherein the tongue element engages one of the series of ridges, and wherein the top jaw and bottom jaw pivot about a first axis that extends though a longitudinal axis of the pin, and wherein the tongue element is moveable relative to the ridges to allow for engagement or disengagement with said ridges.
    Type: Grant
    Filed: April 2, 2003
    Date of Patent: September 5, 2006
    Assignee: Irwin Industrial Tool Company
    Inventors: David P. Engvall, Jeffery L. Ditzler, Gene L. Tyser
  • Quick adjusting pliers
    Patent number: 7089832
    Abstract: A method and device is disclosed for clamping an object with quick adjusting pliers. A top jaw has a bottom handle, a slot, and a series of ridges located around the slot. A pin extends through the slot and includes an engagement element. A bottom jaw has a top handle and another opening for receiving the pin. The engagement element engages at least one of the series of ridges in a first position, wherein the top jaw and bottom jaw pivot about a first axis that extends though a longitudinal axis of the pin, and wherein the engagement element is moveable along the first axis from the first position to a second position wherein the engagement element does not engage any of the series of ridges.
    Type: Grant
    Filed: July 27, 2005
    Date of Patent: August 15, 2006
    Assignee: Irwin Industrial Tool Company
    Inventors: David P. Engvall, Jeffery L. Ditzler, Gene L. Tyser
  • Quick adjusting pliers
    Patent number: 7040201
    Abstract: A method and device is disclosed for clamping an object with quick adjusting pliers. A top jaw has a bottom handle, a slot, and a series of ridges located around the slot. A pin extends through the slot and includes an engagement element. A bottom jaw has a top handle and another opening for receiving the pin. The engagement element engages at least one of the series of ridges in a first position, wherein the top jaw and bottom jaw pivot about a first axis that extends though a longitudinal axis of the pin, and wherein the engagement element is moveable along the first axis from the first position to a second position wherein the engagement element does not engage any of the series of ridges.
    Type: Grant
    Filed: November 21, 2003
    Date of Patent: May 9, 2006
    Assignee: Irwin Industrial Tool Company
    Inventors: David P. Engvall, Jeffery L. Ditzler, Gene L. Tyser
  • Quick adjusting pliers
    Publication number: 20040194590
    Abstract: A method and device is disclosed for clamping an object with quick adjusting pliers. A top jaw has a bottom handle, a slot, and a series of ridges located around the slot. A pin extends through the slot. A tongue element has a first opening for receiving the pin. A bottom jaw has a top handle and another opening for receiving the pin, wherein the tongue element engages one of the series of ridges, and wherein the top jaw and bottom jaw pivot about a first axis that extends though a longitudinal axis of the pin, and wherein the tongue element is moveable relative to the ridges to allow for engagement or disengagement with said ridges.
    Type: Application
    Filed: April 2, 2003
    Publication date: October 7, 2004
    Inventors: David P. Engvall, Jeffery L. Ditzler, Gene L. Tyser
  • Quick adjusting pliers
    Publication number: 20040194591
    Abstract: A method and device is disclosed for clamping an object with quick adjusting pliers. A top jaw has a bottom handle, a slot, and a series of ridges located around the slot. A pin extends through the slot and includes an engagement element. A bottom jaw has a top handle and another opening for receiving the pin. The engagement element engages at least one of the series of ridges in a first position, wherein the top jaw and bottom jaw pivot about a first axis that extends though a longitudinal axis of the pin, and wherein the engagement element is moveable along the first axis from the first position to a second position wherein the engagement element does not engage any of the series of ridges.
    Type: Application
    Filed: November 21, 2003
    Publication date: October 7, 2004
    Inventors: David P. Engvall, Jeffery L. Ditzler, Gene L. Tyser