Two-chamber inflatable air cushion

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Description

FIG. 1 is a top front perspective view of a two-chamber inflatable air cushion showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and

FIG. 6 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D35654 February 1902 Meinecke
D59900 December 1921 Marsh
1703629 February 1929 Lange
4445240 May 1, 1984 Voorhees
4459714 July 17, 1984 Lin
Patent History
Patent number: D301669
Type: Grant
Filed: Apr 7, 1986
Date of Patent: Jun 20, 1989
Inventor: Vernon I. Dwelly (Novato, CA)
Primary Examiner: Winifred E. Herrmann
Application Number: 6/850,394
Classifications
Current U.S. Class: D/6601; D/6604