Powered air purifying respirator blower

Description

FIG. 1 is a front perspective view showing the new design for a powered air purifying respirator blower;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left view thereof; and,

FIG. 7 is a right view thereof.

The broken line showing of portions of the article is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

The shading is provided to illustrate contour only and is not an indication of surface texture.

Claims

CLAIM The ornamental design for a powered air purifying respirator blower, as shown and described.

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Inventors:	Abel; Nathan A. (Minneapolis, MN), Pilgrim; John M. (Woodbury, MN)
Applicant:	Name City State Country Type Abel; Nathan A. Pilgrim; John M. Minneapolis Woodbury MN MN US US
Assignee:	3M Innovative Properties Company (St. Paul, MN)
Appl. No.:	D/413,397
Filed:	February 15, 2012

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Current U.S. Class:	D24/110
Current International Class:	2902
Field of Search:	;D24/110,164 ;D23/364,383 ;128/200.24,204.18,204.21,205.12,205.27

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References Cited [Referenced By]

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U.S. Patent Documents

D214052	May 1969	Haskin et al.
4899740	February 1990	Napolitano
D350602	September 1994	Hobbs
D444225	June 2001	Andersson et al.
D471273	March 2003	Albulet et al.
D473640	April 2003	Cuffaro et al.
6575165	June 2003	Cook et al.
D579549	October 2008	Birath et al.
D614285	April 2010	Birath et al.
D632375	February 2011	Curran
D646379	October 2011	Huh
2009/0314295	December 2009	Hatmaker
2011/0126713	June 2011	Legare et al.

Other References

Miller PAPR webpage obtained from internet on Feb. 20, 2012 http://www.millerwelds.com/products/welding.sub.--protection/filtration/p- apr/. cited by applicant.

Primary Examiner: Simmons; Ian
Assistant Examiner: Shelton; Richelle
Attorney, Agent or Firm: Levinson; Eric D.