Patents by Inventor Edward E. Heald

Edward E. Heald 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).

  • Ladder, member for connecting a rail to a horizontal element of a ladder, and method
    Patent number: 6142255
    Abstract: A member for connecting a rail to a horizontal element of a ladder. The member comprises a first portion that connects to the horizontal member. The member also comprises a second portion which connects to the rail and extends essentially in parallel with the rail. The second portion is integrally connected to the first portion such that the first portion and the second portion are one continuous piece. The second portion is in an angular relationship of less than 90.degree. with the first portion. A member for connecting a rail having a first rail flange and a second rail flange to a horizontal element of a ladder. The member comprises a first arm which connects to the first rail flange and the horizontal member. The member is also comprised of a second arm which connects to the second rail flange and the horizontal member. Additionally, the member comprises a central body which is integrally connected to the second arm and the first arm.
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: November 7, 2000
    Assignee: Werner Co.
    Inventors: David E. Plotner, Edward E. Heald, Richard P. Sulecki, Frederick J. Bartnicki, Mitchell H. Hetrich
  • Ladder, member for connecting a rail to a horizontal element of a ladder, and method, and apparatus and method for holding a washer
    Patent number: 5791439
    Abstract: A member for connecting a rail to a horizontal element of a ladder. The member comprises a first portion that connects to the horizontal member. The member also comprises a second portion which connects to the rail and extends essentially in parallel with the rail. The second portion is integrally connected to the first portion such that the first portion and the second portion are one continuous piece. The second portion is in an angular relationship of less than 90.degree. with the first portion. A member for connecting a rail having a first rail flange and a second rail flange to a horizontal element of a ladder. The member comprises a first arm which connects to the first rail flange and the horizontal member. The member is also comprised of a second arm which connects to the second rail flange and the horizontal member. Additionally, the member comprises a central body which is integrally connected to the second arm and the first arm.
    Type: Grant
    Filed: April 21, 1995
    Date of Patent: August 11, 1998
    Assignee: Werner Co.
    Inventors: David E. Plotner, Edward E. Heald, Kevin L. McIntire, Richard P. Sulecki, Mitchell H. Hetrich, Frederick J. Bartnicki
  • Ladder, member for connecting a rail to a horizontal element of a ladder, and method
    Patent number: 5636706
    Abstract: A member for connecting a rail to a horizontal element of a ladder. The member comprises a first portion that connects to the horizontal member. The member also comprises a second portion which connects to the rail and extends essentially in parallel with the rail. The second portion is integrally connected to the first portion such that the first portion and the second portion are one continuous piece. The second portion is in an angular relationship of less than 90.degree. with the first portion. A member for connecting a rail having a first rail flange and a second rail flange to a horizontal element of a ladder. The member comprises a first arm which connects to the first rail flange and the horizontal member. The member is also comprised of a second arm which connects to the second rail flange and the horizontal member. Additionally, the member comprises a central body which is integrally connected to the second arm and the first arm.
    Type: Grant
    Filed: July 8, 1994
    Date of Patent: June 10, 1997
    Assignee: Werner Co.
    Inventors: David E. Plotner, Edward E. Heald, Richard P. Sulecki, Frederick J. Bartnicki, Mitchell H. Hetrich
  • Cover for tops of ladders
    Patent number: D310884
    Type: Grant
    Filed: September 24, 1987
    Date of Patent: September 25, 1990
    Assignee: R. D. Werner Co., Inc.
    Inventors: Russell S. Patton, Dale R. King, Edward E. Heald
  • Step ladder
    Patent number: D397228
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: August 18, 1998
    Assignee: Werner Co.
    Inventors: Randall Bell, Walter Herbst, Eric C. Horne, Edward E. Heald
  • Caddy top
    Patent number: D404503
    Type: Grant
    Filed: June 5, 1997
    Date of Patent: January 19, 1999
    Assignee: Werner Co.
    Inventors: Randall Bell, Walter Herbst, Eric C. Horne, Edward E. Heald
  • Front face of a ladder top
    Patent number: D413990
    Type: Grant
    Filed: November 5, 1998
    Date of Patent: September 14, 1999
    Assignee: Werner Co.
    Inventors: Frederick J. Bartnicki, James Hand, Randall Bell, John J. Dylik, Edward E. Heald
  • Ladder top
    Patent number: D422717
    Type: Grant
    Filed: May 13, 1999
    Date of Patent: April 11, 2000
    Assignee: Werner Co.
    Inventors: Frederick J. Bartnicki, James Hand, Randall Bell, John J. Dylik, Edward E. Heald