Draft inducer

- US Draft Co., LLC

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Description

FIG. 1 is a bottom perspective view of a draft inducer in accordance with the present invention.

FIG. 2 is another bottom perspective view thereof.

FIG. 3 is a top perspective view thereof.

FIG. 4 is another top perspective view thereof.

FIG. 5 is a side perspective view thereof.

FIG. 6 is a bottom plan view thereof.

FIG. 7 is a top plan view thereof.

FIG. 8 is a side elevation view thereof.

FIG. 9 is another side elevation view thereof.

FIG. 10 is another side elevation view thereof; and,

FIG. 11 is another side elevation view thereof.

All of the broken lines in the accompanying drawings illustrate environmental structure and form no part of the claimed design.

Claims

The ornamental design for a draft inducer, as shown and described.

Referenced Cited
U.S. Patent Documents
2679972 June 1949 Brumme
4164690 August 14, 1979 Muller et al.
D289680 May 5, 1987 Heob
D425612 May 23, 2000 Andersen
D461550 August 13, 2002 Hsin-mao
D539408 March 27, 2007 Wu et al.
D636863 April 26, 2011 Isoda et al.
8056933 November 15, 2011 Liptak
D667536 September 18, 2012 Zengin
D669570 October 23, 2012 Penlesky et al.
D669571 October 23, 2012 Penlesky et al.
D681184 April 30, 2013 Romero Carreras
D701299 March 18, 2014 Oba
D701597 March 25, 2014 DeFilippis
Other references
  • Drawing of Prior Art Utility Set Fan.
  • Drawing of Prior Art Belt Driven Tube Fan.
  • Drawing of Prior Art Bifurcated Fan.
Patent History
Patent number: D727489
Type: Grant
Filed: Mar 14, 2013
Date of Patent: Apr 21, 2015
Assignee: US Draft Co., LLC (Fort Worth, TX)
Inventors: Thaddeus James Rohskopf (Fort Worth, TX), Timothy Edward McNulty (Fort Worth, TX)
Primary Examiner: David Muller
Application Number: 29/449,317
Classifications
Current U.S. Class: Register Or Diffuser (D23/388)