Propeller fan

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FIG. 1 is a front view of a propeller fan, showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The dash-dash broken line portions show unclaimed subject matter only and form no part of the claimed design. The dash-dot broken lines show borders to the claim and form no part of the claimed design.


The ornamental design for a propeller fan, as shown and described.

Referenced Cited
U.S. Patent Documents
4842483 June 27, 1989 Geary
D393618 April 21, 1998 Gustavsson
D419669 January 25, 2000 Shinshi
D562215 February 19, 2008 Schulze
D575219 August 19, 2008 Duffield
D576538 September 9, 2008 Schulze
D677611 March 12, 2013 Janecke
D677612 March 12, 2013 Janecke
20030103846 June 5, 2003 Ohsuka
20100266428 October 21, 2010 Nakagawa
20120171042 July 5, 2012 Takeda
Patent History
Patent number: D787035
Type: Grant
Filed: Feb 11, 2015
Date of Patent: May 16, 2017
Assignee: Mitsubishi Electric Corporation (Tokyo)
Inventors: Shingo Hamada (Tokyo), Katsumi Shibayama (Tokyo), Takashi Kitazumi (Tokyo), Katsuhiro Tozuka (Tokyo), Hiroshi Yoshikawa (Tokyo), Hiroaki Makino (Tokyo), Hidetomo Nakagawa (Tokyo)
Primary Examiner: Susan E Krakower
Assistant Examiner: Lisa A Grabenstetter
Application Number: 29/517,250