Safety vacuum shield

Description

FIG. 1 is a side elevational view of a safety vacuum shield showing my new design, the opposite side being a mirror image;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

The hand tool and tube are shown in broken lines, in all the views for illustrative purposes only and form no part of the claim.

Referenced Cited
U.S. Patent Documents
D242212 November 1976 Parise et al.
D253596 December 4, 1979 Nauta
D262708 January 19, 1982 Essex
1093049 April 1914 Hawley
3126021 March 1964 May
4226054 October 7, 1980 Coty
4446593 May 8, 1984 Bell et al.
Patent History
Patent number: D333019
Type: Grant
Filed: Sep 4, 1990
Date of Patent: Feb 2, 1993
Inventor: Robert S. Whitman (Philadelphia, PA)
Primary Examiner: Bernard Ansher
Assistant Examiner: Dominic Simone
Law Firm: Dann, Dorfman, Herrell and Skillman
Application Number: 7/577,587
Classifications