Patents by Inventor David William PRESBY

David William PRESBY 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).

  • Patent number: 12005825
    Abstract: A loading/unloading device for delivering an item(s) to be delivered. The loading/unloading device includes an outer nested track; an inner nested track nested within the outer nested track; a curved generally U-shaped guide track nested within the inner nested track; and a movable trolley accommodated and movable along the curved generally U-shaped guide track. A drive motor being is supported by a first end of the curved generally U-shaped guide track for conveying the movable trolley back and forth along the curved generally U-shaped guide track for loading and unloading the item(s) to be delivered. A delivery vehicle, including at least one loading/unloading device for delivering the item(s) to be delivered, is also disclosed.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: June 11, 2024
    Inventor: David William Presby
  • Publication number: 20230331134
    Abstract: A loading/unloading device for delivering an item(s) to be delivered. The loading/unloading device includes an outer nested track; an inner nested track nested within the outer nested track; a curved generally U-shaped guide track nested within the inner nested track; and a movable trolley accommodated and movable along the curved generally U-shaped guide track. A drive motor being is supported by a first end of the curved generally U-shaped guide track for conveying the movable trolley back and forth along the curved generally U-shaped guide track for loading and unloading the item(s) to be delivered. A delivery vehicle, including at least one loading/unloading device for delivering the item(s) to be delivered, is also disclosed.
    Type: Application
    Filed: March 31, 2021
    Publication date: October 19, 2023
    Inventor: David William PRESBY
  • Patent number: 11364834
    Abstract: A loading/unloading device for delivering an item(s) to be delivered. The loading/unloading device includes an outer nested track; an inner nested track nested within the outer nested track; a curved generally U-shaped guide track nested within the inner nested track; and a movable trolley accommodated and movable along the curved generally U-shaped guide track. A drive motor being is supported by a first end of the curved generally U-shaped guide track for conveying the movable trolley back and forth along the curved generally U-shaped guide track for loading and unloading the item(s) to be delivered. A delivery vehicle, including at least one loading/unloading device for delivering the item(s) to be delivered, is also disclosed.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: June 21, 2022
    Inventor: David William Presby
  • Publication number: 20220144156
    Abstract: A loading/unloading device for delivering an item(s) to be delivered. The loading/unloading device includes an outer nested track; an inner nested track nested within the outer nested track; a curved generally U-shaped guide track nested within the inner nested track; and a movable trolley accommodated and movable along the curved generally U-shaped guide track. A drive motor being is supported by a first end of the curved generally U-shaped guide track for conveying the movable trolley back and forth along the curved generally U-shaped guide track for loading and unloading the item(s) to be delivered. A delivery vehicle, including at least one loading/unloading device for delivering the item(s) to be delivered, is also disclosed.
    Type: Application
    Filed: November 10, 2020
    Publication date: May 12, 2022
    Inventor: David William PRESBY
  • Patent number: 11161445
    Abstract: A loading/unloading device for attachment to a delivery vehicle to facilitate at least one of load and unloading of the delivery vehicle. The loading/unloading device comprises a fixed base member for attachment to the delivery vehicle. A movable base member is supported and axially movable, by a first drive, with respect to the fixed base member. A first end of a lifting arm is pivotably connected to a first end of the movable base member, and the lifting arm is pivotable mounted with respect to the movable base member by a second drive to facilitate pivoting movement of the lifting arm relative to the movable base member. A first end of a support arm is pivotably connected to a second end of the lifting arm, and the support arm is pivotably mounted with respect to the lifting arm to facilitate loading and unloading of the delivery vehicle.
    Type: Grant
    Filed: February 25, 2020
    Date of Patent: November 2, 2021
    Inventor: David William Presby
  • Publication number: 20200238883
    Abstract: A loading/unloading device for attachment to a delivery vehicle to facilitate at least one of load and unloading of the delivery vehicle. The loading/unloading device comprises a fixed base member for attachment to the delivery vehicle. A movable base member is supported and axially movable, by a first drive, with respect to the fixed base member. A first end of a lifting arm is pivotably connected to a first end of the movable base member, and the lifting arm is pivotable mounted with respect to the movable base member by a second drive to facilitate pivoting movement of the lifting arm relative to the movable base member. A first end of a support arm is pivotably connected to a second end of the lifting arm, and the support arm is pivotably mounted with respect to the lifting arm to facilitate loading and unloading of the delivery vehicle.
    Type: Application
    Filed: February 25, 2020
    Publication date: July 30, 2020
    Inventor: David William PRESBY
  • Patent number: 10576863
    Abstract: A loading/unloading device for attachment to a delivery vehicle to facilitate at least one of load and unloading of the delivery vehicle. The loading/unloading device comprises a fixed base member for attachment to the delivery vehicle. A movable base member is supported and axially movable, by a first drive, with respect to the fixed base member. A first end of a lifting arm is pivotably connected to a first end of the movable base member, and the lifting arm is pivotable mounted with respect to the movable base member by a second drive to facilitate pivoting movement of the lifting arm relative to the movable base member. A first end of a support arm is pivotably connected to a second end of the lifting arm, and the support arm is pivotably mounted with respect to the lifting arm to facilitate loading and unloading of the delivery vehicle.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: March 3, 2020
    Inventor: David William Presby
  • Publication number: 20190160397
    Abstract: A fin assembly apparatus which comprising a product dispensing stand for supporting a fabric product, a movable fin insertion apparatus for overlapping the fabric product and forming a fin opening, a movable fin sandwiching apparatus for forming a fin member, a pair of spaced apart guide tracks for supporting the movable fin sandwiching apparatus and the movable fin insertion apparatus, and a control panel for controlling operation of the fin assembly apparatus during manufacture of the fin member.
    Type: Application
    Filed: February 16, 2017
    Publication date: May 30, 2019
    Applicant: PRESBY PATENT TRUST
    Inventor: David William PRESBY
  • Publication number: 20190160396
    Abstract: A foldable and removable partition assembly having both a collapsed configuration, which enables storage and transport of the foldable and removable partition assembly, and an expanded configuration which enables installation and use of the foldable and removable partition assembly within a septic tank. The foldable and removable partition assembly includes a framework that supports first and second partially overlapped baffles that form part of a sludge chamber of the septic tank.
    Type: Application
    Filed: February 16, 2017
    Publication date: May 30, 2019
    Applicant: PRESBY PATENT TRUST
    Inventors: David William PRESBY, Lee RASHKIN, John VLK
  • Publication number: 20180043814
    Abstract: A loading/unloading device for attachment to a delivery vehicle to facilitate at least one of load and unloading of the delivery vehicle. The loading/unloading device comprises a fixed base member for attachment to the delivery vehicle. A movable base member is supported and axially movable, by a first drive, with respect to the fixed base member. A first end of a lifting arm is pivotably connected to a first end of the movable base member, and the lifting arm is pivotable mounted with respect to the movable base member by a second drive to facilitate pivoting movement of the lifting arm relative to the movable base member. A first end of a support arm is pivotably connected to a second end of the lifting arm, and the support arm is pivotably mounted with respect to the lifting arm to facilitate loading and unloading of the delivery vehicle.
    Type: Application
    Filed: March 10, 2016
    Publication date: February 15, 2018
    Inventor: David William PRESBY