Piston for compressor

- Panasonic
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History

FIG. 1 is a top perspective view of a fourth embodiment of a piston for compressor of the present invention;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.


We claim the ornamental design for a piston for compressor, as shown and described.

Referenced Cited
U.S. Patent Documents
D399212 October 6, 1998 Roderweiss et al.
D515590 February 21, 2006 Freitas
D556783 December 4, 2007 Chu
D576179 September 2, 2008 Kondo et al.
D609247 February 2, 2010 Naegele et al.
Foreign Patent Documents
3634460 April 2007 CN
Patent History
Patent number: D633529
Type: Grant
Filed: Jun 30, 2010
Date of Patent: Mar 1, 2011
Assignee: Panasonic Corporation (Osaka)
Inventors: Naohiro Hamada (Kyoto), Makoto Katayama (Shiga)
Primary Examiner: Ralf Seifert
Attorney: Brinks Hofer Gilson & Lione
Application Number: 29/364,946
Current U.S. Class: Pump Or Compressor (D15/7)