Air control valve for a spa or hot tub

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Description

FIG. 1 is a perspective view of an air control valve showing our new design;

FIG. 2 is a top plan view therefor;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a front or rear elevation view thereof; and,

FIG. 6 is a cross-sectional view taken substantially along the line 6--6 in FIG. 1.

Referenced Cited
U.S. Patent Documents
D310717 September 18, 1990 Heilizenstein et al.
D319107 August 13, 1991 Bucher
2875783 March 1959 Schippers
4114649 September 19, 1978 Lindenburg et al.
4909212 March 20, 1990 Minowa et al.
4966187 October 30, 1990 Wah
5010917 April 30, 1991 Iqbal
Patent History
Patent number: D348922
Type: Grant
Filed: Apr 7, 1993
Date of Patent: Jul 19, 1994
Assignee: KDI American Products Company (Moorpark, CA)
Inventors: Lawrence E. Thrasher (Simi Valley, CA), Gustavo Mendiola (Moorpark, CA)
Primary Examiner: Stella Reid
Assistant Examiner: Eric Watterson
Attorneys: Noel F. Heal, Lois Babcock
Application Number: 0/6,857
Classifications
Current U.S. Class: Valve Or Body Therefor (D23/233)