Patent
   D292670
Priority
Jan 28 1985
Filed
Jan 28 1985
Issued
Nov 10 1987
Expiry
Nov 10 2001
Assg.orig
Entity
unknown
6
7
n/a
The ornamental design for a connector for a single strut mine roof truss, substantially as shown.

FIG. 1 is a bottom, front isometric view of a connector for a single strut mine roof truss showing my new design;

FIG. 2 is a bottom, rear isometric view thereof;

FIG. 3 is a left end elevational view thereof;

FIG. 4 is a right end elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevational view thereof; and

FIG. 8 is a sectional view taken in the direction of the arrows on line 8--8 of FIG. 1.

Seegmiller, Ben L.

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Patent Priority Assignee Title
3427811,
3505824,
3601994,
4395161, Nov 19 1981 Bethlehem Steel Corporation Transition plate for a mine roof truss
4456405, Dec 13 1982 Mine roof truss assembly and associated method
4498816, Aug 25 1983 United States Steel Corporation Mine roof support system
D275452, Sep 30 1982 Bearing plate useful for supporting a mine roof
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