Curve block

- L.B. Foster Company
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Description

FIG. 1 is a top left perspective view of the curve block of the present design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a top right perspective view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a right elevational view thereof;

FIG. 7 is a bottom left perspective view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a bottom right perspective view thereof; and,

FIG. 10 is a rear elevational view thereof.

Claims

The ornamental design for a curve block, as shown and described.

Referenced Cited
U.S. Patent Documents
398563 February 1889 Willford
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2819926 January 1958 Wood
3826424 July 1974 McClung et al.
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4266720 May 12, 1981 Harmsen
4484706 November 27, 1984 Duchemin
5096118 March 17, 1992 Matlock
6305613 October 23, 2001 Igwemezie
7156319 January 2, 2007 Kowalski
7717352 May 18, 2010 Loffelsend et al.
D632220 February 8, 2011 Belokin
8413910 April 9, 2013 Bosterling et al.
20100193598 August 5, 2010 Couvreur et al.
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20140124588 May 8, 2014 Harkness
Patent History
Patent number: D756844
Type: Grant
Filed: Mar 15, 2013
Date of Patent: May 24, 2016
Assignee: L.B. Foster Company (Pittsburgh, PA)
Inventors: Scott Almes (Pittsburgh, PA), Robert Alsop (Tucker, GA), Korhan Ciloglu (Pittsburgh, PA)
Primary Examiner: Eric Goodman
Assistant Examiner: Clese Moore, Jr.
Application Number: 29/449,487
Classifications
Current U.S. Class: Track (D12/50)