Abstract: A pill box which can be loaded by user with pills and which can dispense a particular desired pill or pills when the user presses or repeatedly presses a button of the pill box. The pill box includes a case defining a picking opening, a rotating member rotatably mounted in the case, and a thumb-operated pressing structure. The rotating member includes a ratchet wheel and a plurality of pill grips each containing a pill or pills. The pressing structure includes a sliding member slidably mounted to the case and a pawl abutting the ratchet wheel. The sliding member is slidable relative to the case and the pawl moves the ratchet wheel one click per thumbpress to rotate the ratchet wheel to align one of the plurality of pill grips with the picking opening for taking out the pill or pills.

Abstract: An entirely mechanical gas bottle dispensing machine that allows to either only dispense by gravity a filled bottle upon insertion of a first token or dispense a filled bottle with return of an empty bottle upon insertion of a second token.