Method of manufacturing a micromechanical part
AssigneeThe Swatch Group Research and Development Ltd
InventorsRudolf Dinger, Thierry Ravenel
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Abstract
The invention relates to a method of manufacturing (1) a mechanical part (51) including the following steps: a) providing (3) a substrate (53) made of micro-machinable material; b) etching (5), with help of photolithography, a pattern (50) that includes said part through said entire substrate; According to the invention, the method further includes the following steps: c) assembling (13) a clip (91) on said part so that said part (51) is ready to be mounted without the portion made of micro-machinable material having to be touched; d) releasing (11) the part (51) from the substrate (53) so as to mount said part in a device such as a timepiece movement. The invention concerns the field of timepiece manufacture.
Claims24
A method of manufacturing a mechanical part including the following steps:
- a) providing a substrate made of micro-machinable material;
- b) etching, with help of photolithography, a pattern that includes said part through said entire substrate;
- wherein it further includes the following steps:
- c) assembling a clip on said part so that said part is ready to be mounted without the portion made of micro-machinable material having to be touched;
- d) releasing the part from the substrate so as to mount said part in a device.
Dependencies are inferred from the claim text.