Controller for a gas feeder for an endoscope

FIG. 1 is a top, front and left side perspective view of a controller for a gas feeder for an endoscope showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a cross-sectional view of a portion taken along lines VI-VI of FIG. 3 ;

FIG. 7 is an enlarged cross-sectional view of a portion taken along lines VII-VII of FIG. 3 ; and,

FIG. 8 is a top, front and left side perspective view thereof in a manner of use.

The broken lines showing the portions in FIG. 8 depict environmental subject matter only and form no part of the claimed design.