for a control device of another type as desired therefore this invention is not to be limited to only the embodiments illustrated in the drawings because the drawings are merely utilized to illustrate some of the wide variety of uses of this invention referring now to fig1 and 2 a prior known control device is generally indicated by the reference numeral 20 and comprises a housing means 21 having a control means 22 disposed therein the control means 22 comprising a diaphragm arrangement that is adapted to operate an electrical switch means to one condition thereof when a temperature is sensed by the control device 20 that is at or above a set temperature that has been selected by a selector shaft 23 movably carried by the housing means 21 all in a manner well known in the art for example see the aforementioned u s pat to sliger no 5 020 389 whereby a further discussion of the control means 22 and the operation of the control device 20 is deemed unnecessary so that only the details of the control device 20 necessary to understand the features of this invention will be hereinafter set forth the control means 22 of the control device 20 is interconnected to a bulb means 24 by a capillary tube 25 that has a part 26 thereof secured to an external peripheral surface means 27 of the housing means 21 by a fastening means that is generally.