Protective cap for power tool couplings
United States Patent D350268

Grimm, Alan R. (Box 172, Dundee, IA, 52038)
Application Number:
Publication Date:
Filing Date:
Primary Class:
Other Classes:
Field of Search:
D8/70, D9/446, D9/438, D9/436, D9/435, 215/306, 220/375
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US Patent References:
D327848Combined closure cap and strawJuly, 1992HanoverD9/435
D324824Combined vented closure and capped strawMarch, 1992HansenD9/436
D318427Combined beverage can top and strawJuly, 1991Sherburne, Jr.D9/436
4203524Child-proof closure deviceMay, 1980Wieland215/306

Primary Examiner:
Douglas, Alan P.
Assistant Examiner:
Musgrove, Jeff H.
Attorney, Agent or Firm:
Nemmers, James C.
1. The ornamental design for a protective cap for power tool couplings, asshown and described.


FIG. 1 is a top plan view of the protective cap of the invention;

FIG. 2 is a side elevational view of the protective cap of FIG. 1;

FIG. 3 is a longitudinal sectional view taken on the line 3--3 of FIG. 4;

FIG. 4 is a bottom view of the protective cap; and,

FIG. 5 is a perspective view of the protective cap of the invention.