Inflatable frame structure

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Description

FIG. 1 is a perspective view of a inflatable frame structure showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D216352 December 1969 Martin
D252582 August 7, 1979 Rain
1964818 July 1934 Hood
2955606 October 1960 Walker
3145719 August 1964 Johnson
5205086 April 27, 1993 Heim
5570544 November 5, 1996 Hale et al.
Patent History
Patent number: D388494
Type: Grant
Filed: Aug 2, 1996
Date of Patent: Dec 30, 1997
Inventor: Chang Hsiung Liu (Yang-Mei Town, Tao-Yuan Hsieh)
Primary Examiner: Raphael Barkai
Law Firm: Bacon & Thomas
Application Number: 0/57,862
Classifications
Current U.S. Class: D21/254; D21/253
International Classification: 2102;