Pair of bicycle chain rings

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Description

FIG. 1is an inside plan view of a 44 tooth large bicycle chain ring of the pair of bicycle chain rings, shown separately for clarity;

FIG. 2 is an outside plan view of FIG. 1;

FIG. 3 is an inside perspective view of FIG. 1;

FIG. 4 is a close-up inside perspective view of a FIG. 3, shown for clarity;

FIG. 5 is an inside plan view of a 32 tooth middle bicycle chain ring of the pair of bicycle chain rings, shown separately for clarity;

FIG. 6 is an outside plan view of FIG. 5;

FIG. 7 is an inside perspective view of FIG. 5;

FIG. 8 is a close-up inside perspective view of a portion of FIG. 7, shown for clarity; and,

FIG. 9 is an exploded perspective view of the pair of bicycle chain rings.

Claims

The ornamental design for a pair of bicycle chain rings, as shown and described.

Referenced Cited
U.S. Patent Documents
4519791 May 28, 1985 Nagano
5066264 November 19, 1991 Romano
5078653 January 7, 1992 Nagano
5413534 May 9, 1995 Nagano
5437582 August 1, 1995 Romano
5609536 March 11, 1997 Hsu
5738603 April 14, 1998 Schmidt et al.
5782712 July 21, 1998 Campagnolo
5876296 March 2, 1999 Hsu et al.
5935034 August 10, 1999 Campagnolo
6340338 January 22, 2002 Kamada
6572500 June 3, 2003 Tetsuka
6666786 December 23, 2003 Yahata
6923741 August 2, 2005 Wei
Other references
  • http://www.raceface.com/components/chainrings/racerings.htm.
  • http://bike.shimano.com/publish/content/cycle/sac/us/en/technical_service/shimano_technology/front_shifting_technology.html.
Patent History
Patent number: D540718
Type: Grant
Filed: Mar 1, 2006
Date of Patent: Apr 17, 2007
Inventor: Christopher A. Wickliffe (Ogden, UT)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Linda Brooks
Attorney: Morriss O'Bryant Compagni
Application Number: 29/254,870
Classifications
Current U.S. Class: Crank Or Sprocket (D12/123)