Dust cap for a support column of a bulk material belt conveyor

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Description

FIG. 1 illustrates a top view of the dust cap design in accordance with the invention.

FIG. 2 illustrates a front view of the dust cap shown in FIG. 1.

FIG. 3 illustrates a bottom view of the dust cap shown in FIGS. 1 and 2.

FIG. 4 illustrates a right-side view of the dust cap shown in FIGS. 1–3.

FIG. 5 illustrates a left-side view of the dust cap shown in FIGS. 1–4.

FIG. 6 illustrates a rear view of the dust cap shown in FIGS. 1–5.

FIG. 7 is a perspective view of the top and sides of the dust cap shown in FIGS. 1–6; and,

FIG. 8 is a perspective view of the bottom of the dust cap shown in FIGS. 1–7.

The broken lines shown in the figures are intended to show environment, but form no part of the claimed design.

Claims

I claim the ornamental design of a dust cap for a support column of a bulk material belt conveyor, as shown and described.

Referenced Cited
U.S. Patent Documents
1638267 August 1927 Morehead et al.
D329588 September 22, 1992 Michel, Jr.
D360476 July 18, 1995 Smeja et al.
5471799 December 5, 1995 Smeja et al.
D379298 May 20, 1997 Bowen et al.
D388583 December 30, 1997 Glaun
D412769 August 10, 1999 Petrovic
D426366 June 6, 2000 Petrovic
D505065 May 17, 2005 Smeja et al.
D516767 March 7, 2006 Layne
D601414 October 6, 2009 Riley et al.
20090223782 September 10, 2009 Martin et al.
Other references
  • Plastic Short Column Protector, date unknown, 1 page, http://www.bascousa.com/store/item.aspx?ITEMID=1041.
  • Plastic Premium Column Protector, date unknown, 2 pages, http://www.bascousa.com/store/item.aspx?ITEMID=1042.
  • Photograph of showing (in the region circled) a vertically oriented frame I-beam column having an angled plate welded thereto adjacent the column's base, Oct. 16, 2002, 1 page.
Patent History
Patent number: D608519
Type: Grant
Filed: Jul 2, 2008
Date of Patent: Jan 19, 2010
Assignee: Martin Engineering Company (Neponset, IL)
Inventor: Robert Todd Swinderman (Palm Coast, FL)
Primary Examiner: Cynthia E Ramirez
Attorney: Thompson Coburn LLP
Application Number: 29/320,747