FIG. 1 is a right front perspective view of a retractable strap horn for string instrument, showing my new design in an exemplary environment;
FIG. 2 is a right front perspective view thereof;
FIG. 3 is an enlarged right front perspective view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a left side elevational view thereof;
FIG. 7 is a right side elevational view thereof;
FIG. 8 is a top plan view thereof;
FIG. 9 is a bottom plan view thereof;
FIG. 10 is a left rear perspective view thereof, shown in retracted or closed configuration;
FIG. 11 is an enlarged left rear perspective view thereof, shown in retracted or closed configuration;
FIG. 12 is a rear elevational view thereof, shown in closed configuration;
FIG. 13 is a right side elevational view thereof, shown in closed configuration;
FIG. 14 is a left side elevational view thereof, shown in closed configuration;
FIG. 15 is a top plan view thereof, shown in closed configuration; and,
FIG. 16 is a bottom plan view thereof, shown in closed configuration.
The broken lines are included for the purpose of illustrating the environmental structure and form no part of the claimed design.