Draft inducer

Information

  • Patent Grant
  • D727489
  • Patent Number
    D727,489
  • Date Filed
    Thursday, March 14, 2013
    13 years ago
  • Date Issued
    Tuesday, April 21, 2015
    11 years ago
  • US Classifications
    Field of Search
    • US
    • D23 385-395
    • D23 397
    • D23 370-373
    • D23 365
    • D23 351
    • D23 354
    • D23 399-403
    • D23 421
    • D23 499
    • 454 309000
    • 454 275-277
    • 454 284000
    • 454 287-291
    • 454 358-363
    • 052 302100
    • 052 032070
    • 285 229000
    • 285 189000
    • 285 183000
    • 285 123100
    • 285 015000
    • 285 114000
    • 285 110000
    • 285 424000
    • 285 197000
    • 165 059000
    • 417 423100
  • International Classifications
    • 2304
    • Term of Grant
      14Years
Abstract
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.
US Referenced Citations (14)
Number Name Date Kind
2679972 Brumme Jun 1949 A
4164690 Muller et al. Aug 1979 A
D289680 Heob May 1987 S
D425612 Andersen May 2000 S
D461550 Hsin-mao Aug 2002 S
D539408 Wu et al. Mar 2007 S
D636863 Isoda et al. Apr 2011 S
8056933 Liptak Nov 2011 B2
D667536 Zengin Sep 2012 S
D669570 Penlesky et al. Oct 2012 S
D669571 Penlesky et al. Oct 2012 S
D681184 Romero Carreras Apr 2013 S
D701299 Oba Mar 2014 S
D701597 DeFilippis Mar 2014 S
Non-Patent Literature Citations (3)
Entry
Drawing of Prior Art Utility Set Fan.
Drawing of Prior Art Belt Driven Tube Fan.
Drawing of Prior Art Bifurcated Fan.