Inflatable helmet

Description

FIG. 1 is a front elevational view of an inflatable helmet showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D80880 April 1930 Dickman
D318747 July 30, 1991 Barker
1839657 January 1932 Duchek
2664567 January 1954 Nichols
3600713 August 1971 Holt
4222122 September 16, 1980 Toms
4300242 November 17, 1981 Nava et al.
Patent History
Patent number: D338546
Type: Grant
Filed: Sep 14, 1990
Date of Patent: Aug 24, 1993
Inventor: Gina M. Barker (San Diego, CA)
Primary Examiner: Ruth McInroy
Law Firm: Woodcock Washburn Kurtz Mackiewicz & Norris
Application Number: 7/582,601
Classifications
Current U.S. Class: D/2250; D29/12