Industrial helmet with an extended vision optical element

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Description

FIG. 1 is a plan view of a safety helmet with an extended vision optical element in an operable position, showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof; and,

FIG. 4 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D206479 December 1966 Raschke
D218385 August 1970 Bohner et al.
D228264 September 1973 Potter
D378159 February 25, 1997 Mulkey
4603944 August 5, 1986 Greenlaw et al.
5048943 September 17, 1991 Allen
Patent History
Patent number: D392071
Type: Grant
Filed: Aug 6, 1996
Date of Patent: Mar 10, 1998
Inventor: Joseph J. Berke (West Bloomfield, MI)
Primary Examiner: Ruth McInroy
Attorney: Alex Rhodes
Application Number: 0/58,006
Classifications
Current U.S. Class: Combined With Diverse Article (e.g., Communications Article, Lamp) (D29/103)
International Classification: 0903;