FIG. 1 is an upper left perspective view of a first embodiment of a coupling assembly, shown in an environmental position in use, an upper right perspective view being the same;
FIG. 2 is a lower left perspective view of FIG. 1, a lower right perspective view being the same;
FIG. 3 is a front elevation view of FIG. 1, a rear elevation view being the same;
FIG. 4 is a left side elevation view of FIG. 1, a right side elevation view being the same;
FIG. 5 is an exploded perspective view of FIG. 1;
FIG. 6 is cross-section view of a first half of FIG. 1 taken along lines 6-6 of FIG. 1, other half cross-sections being mirror images thereof;
FIG. 7 is an upper left perspective view of a second embodiment of a coupling assembly, an upper right perspective view being the same;
FIG. 8 is a lower left perspective view of FIG. 7, a lower right perspective view being the same;
FIG. 9 is a front elevation view of FIG. 7, a rear elevation view being the same;
FIG. 10 is a left side elevation view of FIG. 7, a right side elevation view being the same;
FIG. 11 is an exploded perspective view of FIG. 7;
FIG. 12 is cross-section view of a first half of FIG. 7 taken along lines 12-12 of FIG. 7, other half cross-sections being mirror images thereof; and,
FIG. 13 is an enlarged detail portion view taken from area 13 of FIG. 12.
The evenly dashed broken lines shown in the drawings illustrate portions of the coupling assembly and environment that form no part of the claim. The dash-dot-dash broken line showing depicts the boundaries of the claim and form no part thereof The dash-dot-dash broken lines shown in FIGS. 12 and 13 indicates cutoff boundaries for enlarged detailed portion views and form no part of the claim.