US2004076541A1PendingUtilityA1
Friction-resistant alloy for use as a bearing
Priority: Oct 22, 2002Filed: Oct 22, 2002Published: Apr 22, 2004
Est. expiryOct 22, 2022(expired)· nominal 20-yr term from priority
C22C 13/02F16C 33/14C22C 13/00F16C 2223/42F16C 2223/46
33
PatentIndex Score
0
Cited by
0
References
0
Claims
Abstract
A friction-resistant alloy being a tin matrix containing copper, antimony, and between about 0.10% and about 2% by weight bismuth; and an industrial bearing component having this alloy on a wear surface.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . An industrial bearing component comprising:
a substrate having a wear surface; and a friction-resistant alloy on the wear surface, the alloy being a tin matrix containing copper, antimony, and between about 0.10% and about 2% by weight bismuth.
2 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
3 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
4 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
5 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
6 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
7 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
8 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
9 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
10 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
11 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ni-free, Ag-free, Zn-free and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
12 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
13 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ni-free, Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
14 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
15 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ni-free, Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
16 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
17 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ni-free, Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
18 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
19 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
20 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
21 . The industrial bearing component of claim 1 wherein the friction-resistant alloy comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
22 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
23 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
24 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
25 . The industrial bearing component of claim 1 wherein the friction-resistant alloy consists of, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
26 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
27 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ag-free, Zn-free and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
28 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
29 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
30 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
31 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
32 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
33 . The industrial bearing component of claim 1 wherein the friction-resistant alloy is Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
34 . A friction-resistant alloy for use as a bearing surface, the alloy being a tin matrix containing copper, antimony, and between about 0.10% and about 2% by weight bismuth.
35 . The alloy of claim 34 comprising, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
36 . The alloy of claim 34 comprising, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
37 . The alloy of claim 34 comprising, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
38 . The alloy of claim 34 comprising, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
39 . The alloy of claim 34 consisting of, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
40 . The alloy of claim 34 consisting of, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
41 . The alloy of claim 34 consisting of, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
42 . The alloy of claim 34 consisting of, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
43 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
44 . The alloy of claim 34 wherein the alloy is
Nifree, Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
45 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
46 . The alloy of claim 34 wherein the alloy is Ni-free, As-free, Zn-free, and comprises, by approximate weight %
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Sn remainder
plus incidental impurities.
47 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
48 . The alloy of claim 34 wherein the alloy is Ni-free, Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
49 . The alloy of claim 34 wherein alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
50 . The alloy of claim 34 wherein the alloy is Ni-free, Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Sn remainder
plus incidental impurities.
51 . The alloy of claim 34 wherein the alloy comprises, approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
52 . The alloy of claim 34 wherein the alloy comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
53 . The alloy of claim 34 wherein the alloy comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
54 . The alloy of claim 34 wherein the alloy comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
55 . The alloy of claim 34 wherein the alloy consists of, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
56 . The alloy of claim 34 wherein the alloy consists of, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
57 . The alloy of claim 34 wherein the alloy consists of, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
58 . The alloy of claim 34 wherein the alloy consists of, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
59 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free and comprises, by approximate weight
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
60 . The alloy of claim 34 wherein the alloy is Ag-free, Zn-free and comprises, by approximate weight %:
Sb 3 to 15%
Cu 0.5 to 10%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
61 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
62 . The alloy of claim 34 wherein the alloy is Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 3 to 6%
Cu 3 to 6%
Bi 0.1 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
63 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
64 . The alloy of claim 34 wherein the alloy is Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 7 to 9%
Cu 7 to 9%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
65 . The alloy of claim 34 wherein the alloy is Pb-free, Cd-free, As-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%.
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
66 . The alloy of claim 34 wherein the alloy is Ag-free, Zn-free, and comprises, by approximate weight %:
Sb 6 to 9%
Cu 2 to 5%
Bi 0.25 to 2%
Ni 0.1 to 0.5%
Sn remainder
plus incidental impurities.
67 . The alloy of claim 34 wherein the alloy has a time to elevated temperature creep rupture of at least about 100 hours when tested at 160° F. and in accordance with procedures of ASTM E139-96.
68 . A friction-resistant alloy for use as a bearing surface, the alloy being a tin matrix containing about 3.7 wt % Cu, 7.3 wt % Sb, 1.5 wt % Bi, balance Sn, plus incidental impurities.Join the waitlist — get patent alerts
Track US2004076541A1 — get alerts on status changes and closely related new filings.
We store only your email — no account needed. See our privacy policy.