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US 8,465,003 B2Granted
Plumbing fixture made of bismuth brass alloy
AssigneeBrassCraft Manufacturing Company
InventorsMahesh K. Cheerla, Robert O. Learmont
Life of this patent
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Abstract
A plumbing fixture includes a plumbing fixture body having a composition of, by weight percentage, 58-63 of copper, 0.8-1.5 of bismuth, 0.05-0.15 of phosphorous, and a remainder of zinc and any impurities. The plumbing fixture body includes a first opening and a second opening that are arranged to communicate a fluid there through. The first opening defines a first inner diameter D1 and the second opening defines a second inner diameter D2 such that a ratio of D1/D2 is 1.05-2.3.
Claims13
A plumbing fixture comprising:
- a plumbing fixture body including a composition by weight percentage of:
- 58-63 of copper,
- 0.8-1.5 of bismuth,
- 0.05-0.15 of phosphorous, and
- a remainder of zinc and any impurities,
- the plumbing fixture body including a first opening and a second opening arranged to communicate a fluid there through, the first opening defining a first inner diameter D1 and the second opening defining a second inner diameter D2 such that a ratio of D1/D2 (D1 divided by D2) is 1.05-2.3.
3 more elements
Dependencies are inferred from the claim text.