Patents by Inventor Paul J. Seadler

Paul J. Seadler 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).

  • Articulated ladder assembly
    Patent number: 5279387
    Abstract: An assembly including several ladder sections positionable in several different ladder use positions, wherein intermeshable teeth elements can be cam locked selectively into such positions, and further including stabilizer bars at the ladder section ends for stable engagement with a supporting surface.
    Type: Grant
    Filed: September 25, 1991
    Date of Patent: January 18, 1994
    Assignee: Emerson Electric Co.
    Inventors: Paul R. Swiderski, Paul J. Seadler
  • Method of manufacturing a rolling tower scaffold
    Patent number: 5170552
    Abstract: Climbing apparatus including a rolling tower support platform, and method and tooling for the same wherein one of two spaced double walls of each of opposed tower rails of a tower ladder is snugly gripped by detents formed on the end portions of spaced rail rungs and the extremities of the rungs are flared, the rails including expanded bottoms for snap lock and threaded lock assembly with unique caster boxes of a caster wheel assembly for the tower rails and a support platform mounted on the rails with slidable carriages having double grip and threaded pin tightening arrangements and also having sockets to receive collapsible hand rail assemblies with unique hinges for gates thereof.
    Type: Grant
    Filed: May 17, 1991
    Date of Patent: December 15, 1992
    Assignee: Emerson Electric Co.
    Inventors: Paul R. Swiderski, Paul J. Seadler
  • Rolling tower scaffold and method and tooling apparatus for manufacturing the same
    Patent number: 5069309
    Abstract: Climbing apparatus including a rolling tower support platform, and method and tooling for the same wherein one of two spaced double walls of each of opposed tower rails of a tower ladder is snugly gripped by detents formed on the end portions of spaced rail rungs and the extremities of the rungs are flared, the rails including expanded bottoms for snap lock and threaded lock assembly with unique caster boxes of a caster wheel assembly for the tower rails and a support platform mounted on the rails with slidable carriages having double grip and threaded pin tightening arrangements and also having sockets to receive collapsible hand rail assemblies with unique hinges for gates thereof.
    Type: Grant
    Filed: September 28, 1989
    Date of Patent: December 3, 1991
    Assignee: Emerson Electric Co.
    Inventors: Paul R. Swiderski, Paul J. Seadler