Back to results
US 2006/0039813 A1Published application
Domed cover for pump head
OwnerPaul Thomas, Mitchell Andrewsinventors
Life of this patent
Estimating the term…
Abstract
A cover for the head of a pump defines one or more cavities with radiused corners between the upper and side surfaces of the cavity so as to form a domed chamber.
Claims8
A cover for a head of a pump, the head defining at least one chamber for receiving a gas expelled from a pumping chamber of the pump, the head having a mounting surface against which the cover is mounted, comprising:
- a mounting surface of the cover for meeting with and mounting against the mounting surface of the head;
- at least one chamber extending inwardly from the mounting surface of the cover, the chamber opening to the chamber defined by the head and the chamber of the cover having side wall portions extending from the mounting surface of the cover and an inner wall portion that spans the side wall portions, the side wall portions being joined to the inner wall portions by transition zones that are radiused so as to form a domed transition between the side wall portions and the inner wall portion of the cover chamber surfaces.
Dependencies are inferred from the claim text.