The ornamental design of a leakdetector, as shown and described.
FIG. 1 is a perspective view of a leak detector;
FIG. 2 is a front elevational thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left-side elevational view thereof;
FIG. 5 is a right-side elevational view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a front elevation view thereof, showing the plane upon which a cross sectional view is taken shown in FIG. 9;
FIG. 9 is a cross section view thereof taken along line A-A of FIG. 8;
FIG. 10 is an exploded view thereof; and,
FIG. 11 is a perspective view thereof wherein the leak detector is positioned underneath a sink.
The broken line showing of a water detecting sensor in FIG. 1-10 and the broken line showing of a sink in FIG. 11 is included for the purpose of showing environmental structure and forms no part of the claimed design. Diagonal parallel lines are included for the purpose of showing a transparent surface and form no part of the claimed design.