发明申请
US20130170330A1 CONTROLLED CONTACT OR CONTACTLESS FORCE TRANSMISSION IN A TIMEPIECE 审中-公开
在时间表中控制联系或连接传输

CONTROLLED CONTACT OR CONTACTLESS FORCE TRANSMISSION IN A TIMEPIECE
摘要:
The invention concerns a method of making a controlled or reduced contact or contactless transmission in a timepiece movement.At least one pair of opposing cooperating surfaces of said timepiece movement, one of which drives the other or is supported thereby, is made or transformed by applying a surface or through treatment conferring an electrostatic and/or magnetic charge of the same polarisation and/or magnetisation on said opposing cooperating surfaces, such that said opposing components tend to repel each other when they are moved closer to each other.Said treatment consists in creating or depositing at least one thin layer on said cooperating surface and/or on said opposing cooperating surface.The invention also concerns a timepiece mechanism incorporating at least one pair of opposing components, one of which drives the other or is supported thereby, said pair being made or transformed by implementing this method.
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