Overlapping fan-blade structure for a fan wheel

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Description

FIG. 1 is a perspective view of the overlapping fan-blade structure for fan wheel in accordance with a first embodiment of the claimed design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a perspective view of the overlapping fan-blade structure for fan wheel in accordance with a second embodiment;

FIG. 9 is a right side elevational view of FIG. 8;

FIG. 10 is a top plan view of FIG. 8;

FIG. 11 is a front elevational view of FIG. 8;

FIG. 12 is a bottom plan view of FIG. 8;

FIG. 13 is a left side elevational view of FIG. 8; and,

FIG. 14 is a rear elevational view of FIG. 8.

The broken line showing of the fan blade attachment element is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

Claims

The ornamental design for overlapping fan-blade structure for a fan wheel, as shown in the accompanying drawings.

Referenced Cited
U.S. Patent Documents
D246856 January 3, 1978 O'Connor
D453827 February 19, 2002 Kuo et al.
D463021 September 17, 2002 Huang et al.
D468009 December 31, 2002 Hoenderkamp et al.
D486572 February 10, 2004 Chen et al.
D486905 February 17, 2004 Wang
D506823 June 28, 2005 Chiu et al.
D507343 July 12, 2005 Chiu et al.
D507640 July 19, 2005 Chiu et al.
D507641 July 19, 2005 Chiu et al.
Patent History
Patent number: D558324
Type: Grant
Filed: May 11, 2005
Date of Patent: Dec 25, 2007
Assignee: Sunonwealth Electric Machine Industry Co., Ltd. (Kaohsiung)
Inventor: Yin-Rong Hong (Kaohsiung)
Primary Examiner: Lisa Lichtenstein
Attorney: Bacon & Thomas, PLLC
Application Number: 29/229,705
Classifications
Current U.S. Class: With Exposed Blade (D23/379)