Mine bolt
FIG. 1 is a rear perspective view of a mine bolt, showing a first embodiment of my new design;
FIG. 2 is side elevational view thereof;
FIG. 3 is a front perspective view thereof;
FIG. 4 is an end view thereof;
FIG. 5 is another side elevational view thereof;
FIG. 6 is front view thereof;
FIG. 7 is a rear perspective view of a mine bolt showing a second embodiment of my new design;
FIG. 8 is a front perspective view of the second embodiment;
FIG. 9 is a side elevational view of the second ebodiment;
FIG. 10 is an end view of the second embodiment;
FIG. 11 is another side elevational view of the second embodiment; and,
FIG. 12 is a front view of the second embodiment.
The shank of the bolt is shown broken away to depict indeterminate length.
Claims
The ornamental design for a mine bolt, as shown and described.
Type: Grant
Filed: Apr 19, 2001
Date of Patent: Apr 15, 2003
Inventor: Jeffrey Robert Fergusson (Glenorie NSW 2157)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Clare E. Heflin
Attorney, Agent or Law Firm: Amster, Rothstein and Ebenstein
Application Number: 29/140,509
International Classification: 0808;