Vortex blower
United States Patent D327316
US Patent References:
BLOWER WHEEL
Horst - May, 1970 - 3511578


Inventors:
Yoshidomi, Toshiharu (Funabashi, JP)
Abe, Takeshi (Tokyo, JP)
Ito, Eiichi (Narashino, JP)
Fujio, Masayuki (Sakura, JP)
Kobayashi, Kazuo (Chiba, JP)
Hasegawa, Kengo (Sakura, JP)
Chihara, Yukio (Chiba, JP)
Application Number:
D/687535
Publication Date:
06/23/1992
Filing Date:
04/19/1991
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Assignee:
Hitachi, Ltd. (Tokyo, JP)
Primary Class:
D23/383
Field of Search:
D23/383, D23/370, 415/206
Other References:
American Fan Co. Catalog, p. 3, Blowers A and B, top left and right side of page, p. 5, Blower C, lower left side of page.
Blower C, lower left side of page.
New York Blower Co. catalog, Blower I, lower middle of page.
Primary Examiner:
Burke, Wallace R.
Assistant Examiner:
Lichtenstein, Lisa
Attorney, Agent or Firm:
Antonelli, Terry, Stout & Kraus
Claims:
1. The ornamental design for a vortex blower, as shown.

Description:

FIG. 1 is a front, top and right side perspective view of a vortex blower showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.