Air blowers

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Description

FIG. 1 is a perspective view showing the new design for air blowers;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Only the solid lines, not the surfaces and broken lines surrounding them, are part of the claimed design.

Claims

The ornamental design for air blowers, as shown and described.

Referenced Cited
U.S. Patent Documents
D254750 April 15, 1980 Myklebust et al.
D305562 January 16, 1990 Martinez
D419658 January 25, 2000 Matchett et al.
D455484 April 9, 2002 Hensel
D456887 May 7, 2002 Zlotnik
D489440 May 4, 2004 Anderson et al.
D574941 August 12, 2008 Weggelaar
D580039 November 4, 2008 Zlotnik et al.
D582536 December 9, 2008 Nestor et al.
D591415 April 28, 2009 Wu
D596730 July 21, 2009 Langley et al.
D605744 December 8, 2009 Braun et al.
D611589 March 9, 2010 Ko et al.
20050145251 July 7, 2005 Taylor et al.
Other references
  • 3M™ Adflo Respiratory Protection Systems product information.
  • 3M™ Air-Mate™ Powered Air Purifying Respirator product information.
  • 3M™ Dustmaster™ Powered Air Turbo product information.
  • 3M™ GVP-Series PAPR Assemblies product information.
  • 3M™ Jupiter™ Powered Air Turbo product information sheet dated Feb. 2007.
  • 3M Unidad Turbo Jupiter™ product literature.
  • Sundström PAPR SR500EX product information.
  • Sundström Safety AB the SR 500 Series Powered Air Purifying Respiratory Protection product literature.
Patent History
Patent number: D632375
Type: Grant
Filed: Sep 24, 2008
Date of Patent: Feb 8, 2011
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Desmond T. Curran (Durham), Andrew Murphy (Ferryhill), Alan W. Lee (Consett), Daniel P. C. Tyce (Leamington Spa), James J. May (Coventry), Michael C. Bainton (Kineton), Stuart J. King (Coventry)
Primary Examiner: David G Muller
Attorney: Anna A. Wetzels
Application Number: 29/324,979
Classifications
Current U.S. Class: Air Cleaner (D23/364)