Patents Assigned to PIW Industries, Inc.
  • Gang saw with horizontally and vertically movable hold-downs
    Patent number: 5287782
    Abstract: A rip saw with multiple saws adjustably positionable along a power-driven arbor. A clamp or hold-down assembly is provided on its upstream side, and on the downstream side, of the arbor and its saws. Each assembly is passable along an inclined path that converges on the path of travel of work through the machine. The assemblies inhibit fluttering in and otherwise stabilize boards as they are being cut by the saws.
    Type: Grant
    Filed: September 21, 1992
    Date of Patent: February 22, 1994
    Assignee: PIW Industries Inc.
    Inventor: Mark A. Scott
  • Lay-up system
    Patent number: 5141582
    Abstract: A method of producing panels from boards wherein a subassembly of boards is prepared on a conveyor and crowded against indexing pins. The trailing board in this subassembly is then cut lengthwise by a saw, to produce a panel assembly of predetermined width. Adhesive is then applied between contiguous edges of the boards in the panel assembly, and the boards then consolidated into an integral panel.
    Type: Grant
    Filed: September 12, 1990
    Date of Patent: August 25, 1992
    Assignee: PIW Industries, Inc.
    Inventor: Mark A. Scott
  • Saw apparatus with saw collar positioning means
    Patent number: 5036741
    Abstract: Saw mechanism including a power-rotated saw arbor. A shifter is mounted on the arbor at one location, and a saw collar is mounted on the arbor at another, spaced location. A shifter bar extends between the shifter and collar. A tapered element extending from the shifter seats within a corresponding tapered seat on one end of the shifter bar, and another tapered element extended from the collar seats within a correspondingly tapered seat on the opposite end of the shifter bar.
    Type: Grant
    Filed: October 1, 1990
    Date of Patent: August 6, 1991
    Assignee: PIW Industries, Inc.
    Inventor: Mark A. Scott