Playground structure

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Description

FIG. 1 is a perspective view of a playground structure showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof that is a mirror image of the right side thereof; and,

FIG. 4 is a front elevation view thereof that is a mirror image of the rear elevation view thereof.

The bottom is plane and unornamented.

Referenced Cited
U.S. Patent Documents
D185335 May 1959 Wilkins
D315186 March 5, 1991 Peterson
3176982 April 1965 O'Daniell
4139967 February 20, 1979 Kuna et al.
Foreign Patent Documents
2224947 December 1973 DEX
Other references
  • American Weekly, Sep. 1959, p. 8 as shown. Industrial Design, Sep. 1957, p. 79 as shown. Western Architect and Engineer Jul. 1960 as shown.
Patent History
Patent number: D342115
Type: Grant
Filed: Jan 30, 1992
Date of Patent: Dec 7, 1993
Assignee: Restaurant Technology, Inc. (Oak Brook, IL)
Inventors: Richard J. Petersheim (Charlotte, NC), James F. Gleeson (Charlotte, NC)
Primary Examiner: Bernard Ansher
Assistant Examiner: Prabhakar Deshmukh
Law Firm: Jenner & Block
Application Number: 7/828,587
Classifications
Current U.S. Class: D21/242