Bicycle sprocket unit
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Description
The drawings show a bicycle sprocket used in accordance with embodiments of my new design.
FIG. 1 is a front elevational view of a bicycle sproket unit showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view of FIG. 2;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a front elevational view thereof, with several of the sprocket gears removed for clarity of disclosure; and,
FIG. 9 is a top perspective view thereof.
The broken line showing of environment features shown throughout the drawings are for illustrative pirposes only and forms no part of the claimed design.
Referenced Cited
U.S. Patent Documents
Other references
D30038 | January 1899 | Patee |
D35193 | October 1901 | Dodge |
D222572 | November 1971 | Shimano et al. |
D242539 | November 1976 | Manofsky et al. |
D266558 | October 19, 1982 | Breen et al. |
D306842 | March 27, 1990 | Beiser |
D366017 | January 9, 1996 | Boone |
D368055 | March 19, 1996 | Jouret |
4439172 | March 27, 1984 | Segawa |
4741724 | May 3, 1988 | Wang |
4988328 | January 29, 1991 | Iwasaki et al. |
- 1996 Shimano Bicycle System Components Aug. 1995, pp. 20, 50 and 54. Schwab Cycles, element A sprocket assembly. May 1997, p. 23.
Patent History
Patent number: D432054
Type: Grant
Filed: Feb 6, 1998
Date of Patent: Oct 17, 2000
Assignee: Shimano Inc. (Osaka)
Inventor: Junichi Hanamura (Nagagun)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Linda Brooks
Law Firm: Shinjyu Global IP Counselors, LLP
Application Number: 0/83,238
Type: Grant
Filed: Feb 6, 1998
Date of Patent: Oct 17, 2000
Assignee: Shimano Inc. (Osaka)
Inventor: Junichi Hanamura (Nagagun)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Linda Brooks
Law Firm: Shinjyu Global IP Counselors, LLP
Application Number: 0/83,238
Classifications