Lifting magnet

- Harsco Corporation
Description

FIG. 1 is an upper front perspective view of a lifting magnet showing my new design;

FIG. 2 is a front elevational view thereof, the rear and side elevational views being the same;

FIG. 3 is a top plan view thereof;

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

FIG. 5 is a lower rear perspective view thereof.

The broken line showing of lifting brackets and chains and of the electrical connection box and shield in FIG. 1 and of the lifting brackets and the electrical connection box and shield in FIG. 3 are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
1727553 September 1929 McCullough
4112248 September 5, 1978 Leive
4424522 January 3, 1984 Rybak
Foreign Patent Documents
0506873 November 1930 DEX
1226762 October 1966 DEX
0290186 November 1931 ITX
Patent History
Patent number: D337411
Type: Grant
Filed: Apr 12, 1991
Date of Patent: Jul 13, 1993
Assignee: Harsco Corporation (Wormleysburgh, PA)
Inventor: William C. Smith (Butler, PA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Joel Sincavage
Law Firm: Kerkam, Stowell, Kondracki & Clarke
Application Number: 7/685,568
Classifications