Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Reexamination Certificate
2005-03-22
2005-03-22
Yee, Deborah (Department: 1742)
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
C428S685000, C148S335000, C420S107000, C420S109000, C420S102000, C420S101000, C083S835000
Reexamination Certificate
active
06869692
ABSTRACT:
Bimetal saw band comprising a support band of high microstructural stability and fatigue strength, comprising 0.25 to 0.35% of carbon, 0.3 to 0.5% of silicon, 0.8 to 1.5% of manganese, 1.0 to 2.0% of molybdenum, 1.5 to 3.5% of chromium, 0.5 to 1.5% of nickel, 0.5 to 2.5% of tungsten, 0.15 to 0.30% of vanadium, 0.05 to 0.10% of niobium, 0.05 to 1.0% of copper, up to 0.2% of aluminum, up to 1% of cobalt, remainder iron including melting-related impurities, and tooth tips made from a steel with high wear resistance, comprising 1.0 to 2.0% of carbon, 3 to 6% of chromium, 1 to 5% of vanadium, 3 to 10% of molybdenum, 4 to 10% of tungsten, 4 to 10% of cobalt, up to 1% of silicon, up to 1% of manganese, up to 0.5% of niobium, up to 0.5% of nitrogen, remainder iron including melting-related impurities.
REFERENCES:
patent: 4058650 (1977-11-01), Kiyonaga et al.
patent: 5091264 (1992-02-01), Daxelmueller et al.
patent: 5417777 (1995-05-01), Henderer
patent: 5863358 (1999-01-01), Krzysztalowicz
patent: 6272963 (2001-08-01), Fukumoto
Lenoir Werner
Pacher Oskar
Cook Alex McFarron Manzo Cummings & Mehler, Ltd.
Stahlwerk Ergste Westig GmbH
Yee Deborah
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