Roller stand
Latest Trojan Manufacturing, Inc. Patents:
Description
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
Foreign Patent Documents
Other references
2582767 | January 1952 | Carey |
3083806 | April 1963 | Haines |
3259385 | July 1966 | Boren |
342729 | 1921 | DE2 |
537175 | May 1922 | FRX |
2501983 | September 1982 | FRX |
237450 | August 1945 | CHX |
7757 | July 1902 | GBX |
- 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
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
Classifications
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)