Damper lever for grand piano

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Description

FIG. 1 is a front view of damper lever for grand piano.

FIG. 2 is a rear view of damper lever for grand piano.

FIG. 3 is a top side view of damper lever for grand piano.

FIG. 4 is a bottom view of damper lever for grand piano.

FIG. 5 is a right side view of damper lever for grand piano.

FIG. 6 is a left side view damper lever for grand piano.

FIG. 7 is a front view defining cross sectional planes 8 and 9.

FIG. 8 is a cross section of damper lever for grand piano.

FIG. 9 is a cross section of damper lever for grand piano.

FIG. 10 is a top view defining cross sectional plane 11; and,

FIG. 11 is a cross section of damper lever for grand piano.

Claims

The ornamental design for a damper lever for grand piano, as shown.

Referenced Cited
U.S. Patent Documents
3262195 July 1966 Andersen et al.
D309347 July 17, 1990 Brown
5932820 August 3, 1999 Kihara
6020544 February 1, 2000 Jones et al.
6348645 February 19, 2002 Yamashita
6632988 October 14, 2003 Jones et al.
D499755 December 14, 2004 Ohno
7807907 October 5, 2010 Inoue
Patent History
Patent number: D636430
Type: Grant
Filed: Jul 10, 2009
Date of Patent: Apr 19, 2011
Inventors: Bruce E. Clark (Nottingham, NH), Kirk Burgett (Sacramento, CA)
Primary Examiner: Celia A Murphy
Assistant Examiner: Charles D Hanson
Attorney: Craig A. Simmermon
Application Number: 29/339,990
Classifications
Current U.S. Class: Element Or Attachment (D17/9)