Balance spring stud-holder with simplied assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10222747
APP PUB NO 20170168456A1
SERIAL NO

15339322

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An assembly for holding or supporting a timepiece balance spring, including a balance spring stud and a stud-holder, wherein the stud-holder includes a base having at least one circular portion, the base including, on the circular portion, a first lug and a second lug each extending radially; one of the two lugs including an elastic arm extending from the lug, in a direction parallel to that of the base, towards the other lug, the elastic arm forming with the base a housing for housing the balance spring stud therein and in that the first and second lugs are able to cooperate with a tool to allow the balance spring stud to exert a stress on the elastic arm to deform the latter and permit the assembly or disassembly of the stud.

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Patent Owner(s)

Patent OwnerAddress
ETA SA MANUFACTURE HORLOGERE SUISSE2540 GRENCHEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Christan, Julien Bienne, CH 32 16
Moller, Patrick Flumenthal, CH 4 36

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