SELF-COMPENSATION TYPE SPIRAL FOR MECHANICAL SPIRAL BALANCE-WHEEL OSCILLATOR AND ITS TREATMENT METHOD

PROBLEM TO BE SOLVED: To provide a self-compensation type spiral made of a paramagnetic alloy containing at lest one kind of element among Nb, V, Ta, Ti, Zr and Hf for a mechanical spiral balance-wheel oscillator in a clock wheel train or another precision instrument, and provide a treatment method...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SOL PATRICK, VEAUX JACQUES
Format:	Patent
Sprache:	eng
Schlagworte:	ALLOYS APPARATUS THEREFOR CHEMISTRY ELECTROFORMING ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FERROUS OR NON-FERROUS ALLOYS HOROLOGY MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL MECHANICALLY-DRIVEN CLOCKS OR WATCHES METALLURGY PHYSICS PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS TREATMENT OF ALLOYS OR NON-FERROUS METALS
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