Pair of detachable extended vision optical elements for a helmet

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Description

FIG. 1 is a perspective front view of a pair of detachable extended vision optical elements for a helmet, showing my new design;

FIG. 2 is an exploded perspective view thereof;

FIG. 3 is a front perspective view thereof with the vision elements mounted on the helmet; and,

FIG. 4 is a left side elevational view thereof.

The helmet in all views and hook and loop piece on the side of the helmet in FIG. 2 are shown in broken lines for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D368988 April 16, 1996 Lonnstedt
D378159 February 25, 1997 Mulkey
4603944 August 5, 1986 Greenlaw et al.
5048943 September 17, 1991 Allen
5076701 December 31, 1991 Greenlaw
Patent History
Patent number: D402421
Type: Grant
Filed: Aug 6, 1996
Date of Patent: Dec 8, 1998
Inventor: Joseph J. Berke (West Bloomfield, MI)
Primary Examiner: Ruth McInroy
Attorney: Alex Rhodes
Application Number: 0/58,038
Classifications
Current U.S. Class: Element Or Attachment (D29/122); Ear (D29/112)
International Classification: 2902;