Full face respirator

Description

FIG. 1 is a perspective view of a full face respirator showing a first embodiment of the new design;

FIG. 2 is a front elevational view of the full face respirator of FIG. 1;

FIG. 3 is a left side elevational view of the full face respirator of FIG. 1. The right side is a mirror image of the left side;

FIG. 4 is a rear elevational view of the full face respirator of FIG. 1;

FIG. 5 is a bottom elevational view of the full face respirator of FIG. 1;

FIG. 6 is a top elevational view of the full face respirator of FIG. 1;

FIG. 7 is a perspective view of a full face respirator showing a second embodiment of the new design;

FIG. 8 is a front elevational view of the full face respirator of FIG. 7;

FIG. 9 is a left side elevational view of the full face respirator of FIG. 7. The right side is a mirror image of the left side;

FIG. 10 is a rear elevational view of the full face respirator of FIG. 7;

FIG. 11 is a bottom elevational view of the full face respirator of FIG. 7; and,

FIG. 12 is a top elevational view of the full face respirator of FIG. 7.

Claims

The ornamental design for a full face respirator, as shown and described.

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Inventors:	Reischel; Joseph G. (St. Paul, MN), Knivsland; David P. (North St. Paul, MN), Brostrom; Gerald M. (Burnsville, MN), Byram; David C. (River Falls, WI), Grannis; Vaughn B. (Inver Grove Heights, MN)
Assignee:	Minnesota Mining and Manufacturing Company (St. Paul, MN)
Appl. No.:	D/045,750
Filed:	October 27, 1995

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Current U.S. Class:	D24/110.2; D24/110.1
Field of Search:	;D24/110.2,110.3,110.4,110.5 ;128/206.12,206.15,206.17,206.23,206.21,201.24,206.19 ;D29/124

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References Cited [Referenced By]

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U.S. Patent Documents

D249368	September 1978	Watkins, Jr.
D336546	June 1993	Lybrand
3545436	December 1970	Holloway
3602219	August 1971	Warncke
3680555	August 1972	Warncke
4057057	November 1977	Backlund
4069516	January 1978	Watkins, Jr.
4167185	September 1979	Lewis
4373520	February 1983	Arbique
4402316	September 1983	Gadberry
4414973	November 1983	Matheson et al.
4574799	March 1986	Warncke
4595003	June 1986	Shoemaker et al.
4739755	April 1988	White et al.
4756308	July 1988	Ryback
4850346	July 1989	Michel et al.
4881538	November 1989	Angell
4960121	October 1990	Nelson et al.
4961420	October 1990	Cappa et al.
5069205	December 1991	Urso
5080092	January 1992	Tenna

Foreign Patent Documents

	0511593A1		Nov 1992		EP
	2268076		Jan 1994		GB
	WO91/01159		Feb 1991		WO
	WO92/19322		Nov 1992		WO
	WO93/14819		Aug 1993		WO

Other References

The Lab Safety Supply Catalog "Respirators" pp. 130, 112, 110 @1994 Ex Room. . ISI Facemask product literature (Prior Art). . Neoterik advertisement for the Technirama respirator (Prior Art). . MSA Advantage 1000 Low-Maintenance Respirator product literature (1993). . Scott Weld-O-Vista.TM. product literature (1994). . MSA Constant Flow or Pressure Demand Duo-Flo.TM. and Duo-Twin.TM. Respirator product literature (1988). . MSA Optimair .TM. 6A Papr with Optifilter.TM. Cartridges product literature (1992). . ProTech Respirators, Inc. product literature (1993). . Drager Atemkimfort mit DragerSchutz Panorama BelAir M product literature (Prior Art). . Scott Health & Safety Full-Line Catalog product literature (May 1989). . MSA Ultra Elite.TM. Facepiece product literature dated (1994). . Fernez Cosmo The Innovative Mask product literature (Prior Art). . Cairns & Brother Cairns IRIS.TM. product literature (Prior Art). . Sekur Spa Sfera.TM. product literature (Prior Art). . SGE 600 product literature. . Drager Atemkomfort mit DragerSchutz: Panorama BelAir product literature (6 pages) 91. . Drager Luft holen . . . Der Atemschutz-Katalog (1993/94). . Scott respirator product literature (1992). . Cabot Safety Respirator Products--The Life Line product literature (1993). . North RP-107 Air-Purifying Respiratory Protection Catalog (1991). . MAS Comfo.RTM. II and Comfo Elite.RTM. Respirators product literature (1993). . Bilsom Group Eye, Face, Respiratory and Hearing Protection product literature (Prior Art). . MSA Comfo CLassic Respirators product literature (1995). . MSA ComfoElite.TM. product literature (1990). . Gerson Signature Series 9000 product literature (1995). . Gerson Signature Series 8000 product literature (1995). . Willson product literature (1991)..

Primary Examiner: Zarfas; Louis S.
Assistant Examiner: Simmons; I.
Attorney, Agent or Firm: Griswold; Gary L. Kirn; Walter N. Hanson; Karl G.