Abstract: A dispenser for flowable materials has a dispensing head with a chamber having inlet and discharge openings of a predetermined volume, a closure to open and close the inlet, a body which can be positioned in the chamber, for occupying a portion of its volume, a supply of flowable material to the inlet, and, the body being moveable so that at least a portion of the body is withdrawn from the chamber to increase the effective volume of the chamber and cause material in the discharge opening to be sucked back into the chamber.

Abstract: Apparatus for folding and sealing upper and lower end portions of a wrapper of heat sealable plastic film which has previously been positioned about the top, bottom and sides of the article. The wrapper end folding and sealing apparatus includes an endless type article conveyor arranged to advance the articles and wrapper along a path with the end portions of the wrapper extending laterally from opposite sides of the article conveyor; endless type upper and lower finger conveyors disposed at each side of the article conveyor and having film folding fingers arranged to engage the laterally extending end portions of the wrapper to fold the end portions of the wrapper into overlapping relation at the ends of the article as they are advanced by the article conveyor, and heat sealing members for sealing the overlapping portions of the wrapper at the ends of the articles as they are advanced.