Powered air purifying respirator (PAPR) blower having attachment bosses

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Description

FIG. 1 is a rear perspective view showing the new design for a powered air purifying respirator (PAPR) blower having attachment bosses;

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

The ornamental design for a powered air purifying respirator (PAPR) blower having attachment bosses, as shown and described.

Referenced Cited
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Other references
  • U.S. Appl. No. 29/413,397 to Abel et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Blower Having Stylized Top.
  • U.S. Appl. No. 29/413,398 to Abel et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Blower Having Stylized Bottom.
  • U.S. Appl. No. 29/413,401 to Dwyer et al., filed Feb. 15, 2012, entitled Small Filter Cover for Powered Air Purifying Respirator (PAPR).
  • U.S. Appl. No. 29/413,404 to Dwyer et al., filed Feb. 15, 2012, entitled Large Filter Cover for Powered Air Purifying Respirator (PAPR).
  • U.S. Appl. No. 29/413,408 to Abel et al., filed Feb. 15, 2012, entitled Filter Cover for Powered Air Purifying Respirator (PAPR) Having Stylized Groove.
  • U.S. Appl. No. 29/413,423 to Abel et al., filed Feb. 15, 2012, entitled Powered Air Purifying Respirator (PAPR) Having Control Panel.
  • U.S. Appl. No. 29/413,385 to Krepel et al., filed Feb. 15, 2012, entitled Respirator Belt Having Attachment Slot.
  • U.S. Appl. No. 29/413,386 to Krepel et al., filed Feb. 15, 2012, entitled Respirator Belt Having Array of Attachment Slots.
  • U.S. Appl. No. 13/396,839 to Krepel et al., filed Feb. 15, 2012, entitled Interlock System for a Respirator Waist Belt.
  • U.S. Appl. No. 13/396,858, to Hu et al., filed Feb. 15, 2012, entitled Respirator Waist Belt.
  • Miller PAPR webpage obtained from internet on Feb. 20, 2012 http://www.millerwelds.com/products/welding—protection/filtration/papr/.
Patent History
Patent number: D683014
Type: Grant
Filed: Feb 15, 2012
Date of Patent: May 21, 2013
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Jia Hu (Mounds View, MN), Nathan A. Abel (Minneapolis, MN), Kenneth J. Krepel (North St. Paul, MN), John M. Pilgrim (Woodbury, MN)
Primary Examiner: Ian Simmons
Assistant Examiner: Richelle Shelton
Application Number: 29/413,400