Air pulse generator

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Description

FIG. 1 is a perspective view as seen from the top, side and front of an air pulse generator showing our new design;

FIG. 2 is a perspective view, as seen from the top, side and back thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a back elevational view thereof.

Claims

The ornamental design for an air pulse generator, as shown and described.

Referenced Cited
U.S. Patent Documents
4986269 January 22, 1991 Hakkinen
5117819 June 2, 1992 Servidio et al.
5673687 October 7, 1997 Dobson et al.
5715812 February 10, 1998 Deighan et al.
D421298 February 29, 2000 Kenyon et al.
D427675 July 4, 2000 Hansel
D453560 February 12, 2002 Van Brunt
D454393 March 12, 2002 Lynch et al.
D468011 December 31, 2002 Lithgow et al.
D487311 March 2, 2004 Lithgow et al.
Patent History
Patent number: D498528
Type: Grant
Filed: Jan 12, 2004
Date of Patent: Nov 16, 2004
Assignee: Advanced Respiratory, Inc. (St. Paul, MN)
Inventors: Nicholas P. Van Brunt (White Bear Lake, MN), John A. Kivisto (Oak Grove, MN)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firm: Barnes & Thornburg
Application Number: 29/197,217
Classifications
Current U.S. Class: Respirator, Vaporizer, Or Inhalation Tube (4) (D24/110)
International Classification: 2902;