US385955A - Alloy - Google Patents

Alloy Download PDF

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US385955A
US385955A US385955DA US385955A US 385955 A US385955 A US 385955A US 385955D A US385955D A US 385955DA US 385955 A US385955 A US 385955A
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parts
alloy
arsenic
lead
daniel
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C5/00Alloys based on noble metals
    • C22C5/06Alloys based on silver

Definitions

  • Our-in venti-on hasfor its object to provide an alloy orfcompound metal which shall be practiin callynon'-magneticfinoxidizable,-andwill have a suitable coeflic ie'nt of expansion to' adaptit' for use as a. material for one of the parts of the rim of a compensation-balance for watches or chronometers.
  • Our improved alloy consists of a compound of silver, zinc,'ti n-, lead, arsenic, and cadmium in about the following prop0rtions, viz:;si1- ver, sixty (60,) parts; 'zinc, thirty-five (35) to sixty (60) parts; tin, four and one-half (4i) 20' parts; lead, three and,one-hazlf (3 l) parts; arsenic, onefhalf partjcadniium, one andonehalf (1%) part.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)

Description

V UNITED STAT-ES DANIEL OHARA, DANIEL W.
PATE T OFFICE.
" ALLOY. l
sPEcfi-IcAa'ioN forming part of LettersuPatent in. 385,955. dated July 10, 1888.
' Application filed March 2, 1888. Serial No. 265.935. (No specimens.)
To all. whom iFmay'wncern: Be it known that we, DANIEL O HARA, DAN-1 IEL W. ELDREDGE,'3D(1 J oH LOGAN, of Walthem, in the cbunty'ofMiddlesex and State of Massachusetts, have invented certain new and useful Improvements. iii-Alloys, ofwhich the following is a specification.
Our-in venti-on hasfor its object to provide an alloy orfcompound metal which shall be practiin callynon'-magneticfinoxidizable,-andwill have a suitable coeflic ie'nt of expansion to' adaptit' for use as a. material for one of the parts of the rim of a compensation-balance for watches or chronometers. Y
Our improved alloy consists of a compound of silver, zinc,'ti n-, lead, arsenic, and cadmium in about the following prop0rtions, viz:;si1- ver, sixty (60,) parts; 'zinc, thirty-five (35) to sixty (60) parts; tin, four and one-half (4i) 20' parts; lead, three and,one-hazlf (3 l) parts; arsenic, onefhalf partjcadniium, one andonehalf (1%) part.
.W do notlimitourselvesto the exact pro-f I' rnary, A. D. 1888.
l portions of silver, tin, lead, arsenic, and cadmium above specified, but may vary the same 25 within reasonablelimits without departing from the spirit of our invention.
We elaim' v a An alloy or compound metal composed of silver, zinc, tin, lead, arsenic, and cadmium, 30 .in substantially the following proportions, viz: silver, sixty.parts;'zin'c, from thirty-five to sixty parts; tin, four andone-half parts; lead, three and one-half parts; arsenic, one-. halfp'art, and cadmium,on'e and one-half part.. In testimony whereof we have signed our Y namesto this specification, in the presence 'of two subscribing witnesses; this 28th day of Feb I DANIEL OHARA. I
DANIEL W. ELDREDGE. JOHN LOGAN.
Witnesses:- I .HENRY N. FISHER, 1; 1 EDWARD A. MARSH.
US385955D Alloy Expired - Lifetime US385955A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683616A (en) * 1968-08-19 1972-08-15 Straumann Inst Ag Anti-magnetic timekeeping mechanisms

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3683616A (en) * 1968-08-19 1972-08-15 Straumann Inst Ag Anti-magnetic timekeeping mechanisms

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