Patent ID: 11873999
Assignee: NIBCO INC.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 17:
18. An expansion tank service assembly, comprising:
a unitary body having a passageway with a first end portion, a second end portion, and a medial portion located between said first end portion and said second end portion, including:
a generally vertical first port located in said first end portion;
a generally vertical third port located in said second end portion;
a generally vertical fifth port located on said medial portion; and
a tab with an opening extending from an exterior surface of said medial portion;

a second valve member positioned in the passageway in said second end portion, said second valve member opening said passageway between said medial portion and said third port when said second valve member is in a first position, and said second valve member closing said passageway between said medial portion and said third port when said second valve member is in a second position;
a vacuum breaker coupled to said fifth port;
a vertical member coupled to said tab;
a horizontal member coupled to the bottom of said vertical member; and
a tank coupled to said third port.