Barrel fan

- Clark United Corporation
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Description

FIG. 1 is a front perspective view of a barrel fan showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D151311 October 1948 Zeiler et al.
D184469 February 1959 Zeiler et al.
2884075 April 1959 Poon
4443965 April 24, 1984 Gie
Other references
  • Phil Rich Fan Mfg. Cat., Outside Cabinet Wall Fan, top left side of page 8, and p. 6, portable blower, top left side of page. Grainger's Spring '86 Cat., p. 1317, 6-Wing Axial Fan Blades, top left side of page.
Patent History
Patent number: D327947
Type: Grant
Filed: Jul 13, 1990
Date of Patent: Jul 14, 1992
Assignee: Clark United Corporation (Dallas, TX)
Inventor: Howard N. Clark (Dallas, TX)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Attorney: Dennis T. Griggs
Application Number: 7/553,141
Classifications
Current U.S. Class: Circular Grille (D23/382)