Bolt or nut tightening device

Abstract

Description

FIG. 1 is a first perspective view of a bolt or nut tightening device of the present design, as seen from diagonally left upward;

FIG. 2 is a second perspective view thereof, as seen from diagonally right upward;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a sectional view taken on line 8—8 of FIG. 4 omitting internal mechanism of the device;

FIG. 9 is a sectional view taken on line 9—9 of FIG. 3

FIG. 10 is a sectional view taken on line 10—10 of FIG. 3

FIG. 11 is a sectional view taken on line 11—11 of FIG. 3

FIG. 12 is a sectional view taken on line 12—12 of FIG. 3

FIG. 13 is a sectional view taken on line 13—13 of FIG. 3; and,

FIG. 14 is a sectional view taken on line 14—14 of FIG. 3.

The broken lines are shown in the views for illustrative purposes only and form no part of the claimed invention.

Claims

The ornamental design for bolt or nut tightening device, substantially as shown and described.