Roller stand


FIG. 1 is a front perspective view of a roller stand, in an open position, showing our new design;

FIG. 2 is a front perspective view in a closed position thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a front elevational view thereof;

FIG. 7 is a rear elevational view thereof; and,

FIG. 8 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
2582767 January 1952 Carey
3083806 April 1963 Haines
3259385 July 1966 Boren
Foreign Patent Documents
342729 1921 DE2
537175 May 1922 FRX
2501983 September 1982 FRX
237450 August 1945 CHX
7757 July 1902 GBX
Other references
  • Exhibit D, "Support Stand & Horizontal Head", p. 32, W. Grainger, Inc., has a base with three cast feet supporting a single column.
Patent History
Patent number: D325679
Type: Grant
Filed: Nov 30, 1989
Date of Patent: Apr 28, 1992
Assignee: Trojan Manufacturing, Inc. (Portland, OR)
Inventors: Jeffrey B. O'Mealy (Portland, OR), Lawrence D. Braddock (Portland, OR)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Monica A. Hannon
Law Firm: Klarquist, Sparkman, Campbell, Leigh & Whinston
Application Number: 7/444,625
Current U.S. Class: D/6429; D/6396; D/6397; D/6425; D/6430; Roller Jacks (193/42); Knockdown (248/165); Legs Pivoted To Standard (248/170)