US467140A - Alloy - Google Patents

Alloy Download PDF

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Publication number
US467140A
US467140A US467140DA US467140A US 467140 A US467140 A US 467140A US 467140D A US467140D A US 467140DA US 467140 A US467140 A US 467140A
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Prior art keywords
lead
parts
friction
metal
miller
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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
    • H01L21/67005Apparatus not specifically provided for elsewhere
    • H01L21/67011Apparatus for manufacture or treatment
    • H01L21/67144Apparatus for mounting on conductive members, e.g. leadframes or conductors on insulating substrates
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C11/00Alloys based on lead
    • C22C11/08Alloys based on lead with antimony or bismuth as the next major constituent
    • C22C11/10Alloys based on lead with antimony or bismuth as the next major constituent with tin

Definitions

  • This invention relates to certain improvements in the manufacture of anti-friction metals.
  • the object of the invention is to provide an improved anti-friction metal easily and quickly vmade, which will not heat or fuse when in use, and will be durable, and which will reduce the friction to a minimum.
  • my invention consists of an anti-friction metal composed 0f 80 parts of lead, parts of antimony, and 5 parts Of tin.
  • My invention consists in the above-named ingredients combined in the proportions sub stantially as herein stated, although they may vary ten or fifteen per cent, according to the quality of the lead employed, as hard lead may require less and soft lead more of the other ingredients. However, any material deviation from the proportions may spoil the advantageous qualities of the metal.
  • the composition eighty pounds of lead is preferably melted, and, if desired, the lead can be cleansed by sal-ammoniac. Fifteen pounds of antimony and five pounds of tin are then added.
  • My improved metal possesses its great ad vantages by reason of the peculiar proportionsof the three ingredients used.
  • the anti-friction metal consisting of lead, eighty parts; antimony, fifteen parts, and tin, live parts, substantially as described.

Description

UNITED STATES PATENT OFFICE.
EDIVARD O. MILLER, OF EAST ORANGE, NEW JERSEY.
ALLOY.
SPECIFICATION forming part of Letters Patent No. 467,140, dated January 12, 1892. Application filed August 5, 1891. Serial No. 401,740. (No specimens.)
To all whom it may concern:
Be it known that I, EDWARD O. MILLER, of East Orange, in the county of Essex and State of New Jersey, have invented certain new and useful Improvements in the Manufacture of Anti-Friction Metals; and I do hereby declare that the following is afull, clear, and exact description of the invention, which will enable others skilled in the art to which it appertains to make and use the same.
This invention relates to certain improvements in the manufacture of anti-friction metals.
The object of the invention is to provide an improved anti-friction metal easily and quickly vmade, which will not heat or fuse when in use, and will be durable, and which will reduce the friction to a minimum.
Vith these objects in view my invention consists of an anti-friction metal composed 0f 80 parts of lead, parts of antimony, and 5 parts Of tin.
My invention consists in the above-named ingredients combined in the proportions sub stantially as herein stated, although they may vary ten or fifteen per cent, according to the quality of the lead employed, as hard lead may require less and soft lead more of the other ingredients. However, any material deviation from the proportions may spoil the advantageous qualities of the metal.
In forming the composition eighty pounds of lead is preferably melted, and, if desired, the lead can be cleansed by sal-ammoniac. Fifteen pounds of antimony and five pounds of tin are then added.
Care should be taken that the temperature is not raised too high in melting the various ingredients; otherwise excessive oxidation takes place and the qualities of the metal are seriously affected.
My improved metal possesses its great ad vantages by reason of the peculiar proportionsof the three ingredients used.
Having thus fully described my invention, what I claim as new, and desire to secure by Letters Patent of the United States, is
The anti-friction metal consisting of lead, eighty parts; antimony, fifteen parts, and tin, live parts, substantially as described.
In testimony that I claim the foregoing as my own I aflix mysignature in presence of two witnesses.
EDWARD O. MILLER.
Witnesses:
S. VICTOR CONSTANT, GEO. E. MILLER.
US467140D Alloy Expired - Lifetime US467140A (en)

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US467140A true US467140A (en) 1892-01-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615768A (en) * 1947-04-11 1952-10-28 Gen Motors Corp Grid bearing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615768A (en) * 1947-04-11 1952-10-28 Gen Motors Corp Grid bearing

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