Thermocompensated spring and method for manufacturing the same

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United States of America Patent

PATENT NO 9238263
APP PUB NO 20140137411A1
SERIAL NO

14078730

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Abstract

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The invention relates to a method of manufacturing a spring for a timepiece, including the following steps: (a) forming a body using first and second metallic materials secured to each other; (b) decreasing the section of the body; and winding the body to form the spring. The invention also relates to the spring obtained via the method. The invention concerns the field of regulating members for timepieces.

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Patent Owner(s)

Patent OwnerAddress
NIVAROX-FAR S A2400 LE LOCLE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Charbon, Christian Chézard-St-Martin, CH 77 144
Quintana, José Le Locle, CH 1 0
Verardo, Marco Les Bois, CH 65 367

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