The file of patent contains at least one drawing executed in color. Copies of this patent with color drawings will be provided by the United States Patent and Trademark Office upon request and payment of the necessary fee.
With respect to
Any line in a drawing may provide a boundary line of a claimed design element. A boundary line of a claimed design element may be defined in an area between lines in a drawing. An element or a subset of any combination of elements in a drawing may form a claimed design. Any portion of the pump shown in broken lines is included for the purpose of illustrating environment and forms no part of the claimed design.