Extension for cone-shaped traffic marker

Description

FIG. 1 is a side elevational view of an extension for a cone-shaped traffic marker showing my new design, the extension being shaded to indicate contrast, the traffic marker being shown in broken lines for illustrative purposes only;

FIG. 2 is a top plan view thereof;

FIG. 3 is a sectional view as seen from a plane indicated by a line 3--3 in FIG. 2; and,

FIG. 4 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D189658 January 1961 Cannon
D214965 August 1969 Schlein
D221263 July 1971 Moore
D235744 July 1975 England
D235745 July 1975 England
D235746 July 1975 England
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3147734 September 1964 Knapp
3247823 April 1966 Bucks et al.
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3451368 June 1969 Keats
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3618556 November 1971 Dittrich
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3732842 May 1973 Vara
3809007 May 1974 Brown
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Foreign Patent Documents
215460 June 1961 ATX
Other references
  • American City & County, 11-1977, p. 98, "Safe-T-" Post.
Patent History
Patent number: D266653
Type: Grant
Filed: Jan 25, 1980
Date of Patent: Oct 26, 1982
Assignee: Park & Willow Crafts Corp. (Painesville, OH)
Inventor: Yang-Hwi Cho (Painesville, OH)
Primary Examiner: Susan J. Lucas
Attorney: David A. Burge
Application Number: 6/115,188
Classifications
Current U.S. Class: Element Or Attachment (D10/121); D10/109
International Classification: D1006;