Patents by Inventor Alfred Dean Yoder

Alfred Dean Yoder 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: 5826524
    Abstract: A support for a seed firming wheel of an agricultural planter. The support comprises a frame member, a link pivotally coupled to the frame member and a spring positioned between the link and frame member. The frame member is also provided with a pivot assembly to which the link is pivotally mounted. The seed firming wheel is rotatively mounted to the link. A lockup link is positioned between the frame member and the link for holding the seed firming wheel in a non-working position.
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: October 27, 1998
    Assignee: Deere & Company
    Inventor: Alfred Dean Yoder
  • Patent number: 5724903
    Abstract: A support for a seed firming wheel of an agricultural planter. The support comprises a forked frame, a C-shaped link pivotally coupled to the forked frame and a spring positioned between the link and forked frame. The forked frame has a seed tube guard portion, two rearwardly extending arms, and a cross member that form a seed tube opening for receiving a seed tube and maintaining it in the center of the seed planting furrow. The forked frame is also provided with a pivot assembly to which the C-shaped link is mounted. The seed firming wheel is rotatively mounted to the C-shaped link.
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: March 10, 1998
    Assignee: Deere & Company
    Inventors: Alfred Dean Yoder, Loyd Thomas Hubbard, Jr.
  • Patent number: 5664507
    Abstract: The present invention is a seed tube guide for maintaining the seed tube in the center of the seed planting furrow between the double disc openers. The seed tube guide comprises a unitary member having left and right forwardly extending mounting plates for engaging a seed tube guard. Each of the mounting plates has a notch for receiving the transversely extending ridge of the seed tube guard. Extending rearwardly are left and right guide members for gripping the seed tube and centering it in the seed planting furrow.
    Type: Grant
    Filed: June 3, 1996
    Date of Patent: September 9, 1997
    Assignee: Deere & Company
    Inventors: Norman Robert Bergland, Alfred Dean Yoder