Patents by Inventor David M. Townsend

David M. Townsend 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).

  • Separator for lumber stacking
    Patent number: 6345652
    Abstract: This invention relates to an improved separator, commonly referred to as a “lath”, “stick”, “sticker”, or “crosser”, that is used in the lumber industry to separate pieces of lumber in a stack or bundle. The separator features, in one embodiment, a plurality of grooves traversing the length of the separator to permit air circulation within the grooves, and a plurality of ridges between the grooves to support the pieces of lumber. In another embodiment, a second plurality of grooves traverse the length of the separator and the first grooves to form a cross-hatching of grooves to permit air circulation within the grooves, and forming a plurality of protrusions to support the pieces of lumber over the grooves.
    Type: Grant
    Filed: September 28, 1998
    Date of Patent: February 12, 2002
    Inventor: David M. Townsend
  • Lath for lumber stacking
    Publication number: 20010000875
    Abstract: This invention relates to an improved separator, commonly referred to as a “lath”, “stick”, “sticker”, or “crosser”, that is used in the lumber industry to separate pieces of lumber in a stack or bundle. The separator features, in one embodiment, a plurality of grooves traversing the length of the separator to permit air circulation within the grooves, and a plurality of ridges between the grooves to support the pieces of lumber. In another embodiment, a second plurality of grooves traverse the length of the separator and the first grooves to form a cross-hatching of grooves to permit air circulation within the grooves, and forming a plurality of protrusions to support the pieces of lumber over the grooves.
    Type: Application
    Filed: January 4, 2001
    Publication date: May 10, 2001
    Applicant: Breeze Dried, Inc.
    Inventor: David M. Townsend
  • Lath for lumber stacking
    Patent number: 5813137
    Abstract: This invention relates to an improved separator, commonly referred to as a "lath", "stick", "sticker", or "crosser", that is used in the lumber industry to separate pieces of lumber in a stack or bundle. The separator features, in one embodiment, a plurality of grooves extending transverse to the length of the separator to permit air circulation within the grooves, and a plurality of ridges between the grooves to support the pieces of lumber. In another embodiment, a second plurality of grooves extending transverse to the length of the separator and the first grooves to form a cross-hatching of grooves to permit air circulation within the grooves, and a plurality of protrusions to support the pieces of lumber over the grooves.
    Type: Grant
    Filed: December 4, 1995
    Date of Patent: September 29, 1998
    Assignee: Breeze Dried, Inc.
    Inventor: David M. Townsend
  • Lath for lumber stacking
    Patent number: RE38118
    Abstract: This invention relates to an improved separator, commonly referred to as a “lath”, “stick”, “sticker”, or “crosser”, that is used in the lumber industry to separate pieces of lumber in a stack or bundle. The separator features, in one embodiment, a plurality of grooves extending transverse to the length of the separator to permit air circulation within the grooves, and a plurality of ridges between the grooves to support the pieces of lumber. In another embodiment, a second plurality of grooves extending transverse to the length of the separator and the first groove to form a cross-hatching of grooves to permit air circulation within the grooves, and a plurality of protrusions to support the pieces of lumber over the grooves.
    Type: Grant
    Filed: November 2, 2000
    Date of Patent: May 13, 2003
    Assignee: Breeze Dried, Inc.
    Inventor: David M. Townsend