Water cleaning device

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Description

FIG. 1 is a perspective view of water cleaning device showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a back elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D240531 July 1976 Elkington
4798670 January 17, 1989 Treene
4802980 February 7, 1989 Gilkey et al.
4818389 April 4, 1989 Tobias et al.
4842726 June 27, 1989 Willinger
Other references
  • Jacuzzi, Nov. 1985, Series PMT Automatic Skimmers, no pg. no. (top left corner).
Patent History
Patent number: D344614
Type: Grant
Filed: May 3, 1990
Date of Patent: Feb 22, 1994
Inventor: Tzu-Keng Cheng (Chung-Ho City, Taipei)
Primary Examiner: Ruth McInroy
Law Firm: Jacobson, Price, Holman & Stern
Application Number: 7/520,381
Classifications
Current U.S. Class: Washing, Cleaning, Or Drying Machine (D32/1)