Axial fan with double impellers rotating in mutually...

Details Axial fan with double impellers rotating in mutually... Axial fan with double impellers rotating in mutually...

2007-10-17

2009-10-13

Sikder, Selina (Department: 2912)

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

CD13S179000

Design Patent

active

D0602142

CLAIM:
The ornamental design for an axial fan with double impellers rotating in mutually opposite directions, as shown and described.

REFERENCES:
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patent: 2005/0105271 (2005-05-01), Lu et al.
patent: 2005/0106026 (2005-05-01), Oosawa et al.
patent: 3078627 (2001-07-01), None
patent: 2004-278371 (2004-10-01), None
patent: 2005-016323 (2005-01-01), None
patent: 3108025 (2005-04-01), None
patent: 3904595 (2007-04-01), None

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