Method and device for assembling a movement to a watch case
AssigneeETA SA Manufacture Horlogere Suisse
InventorsThierry ALTENHOVEN, Andre KALTENRIEDER, Stephane LEONI
Life of this patent
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Abstract
A device for attachment of a timepiece movement to a watch case, including a peripheral attachment element of the movement positioned in abutment on an axial bearing surface of the case. The device includes thermoformed studs integral with the case having a mushroom shape at an end thereof providing an axial retaining surface acting as a rivet to hold the peripheral attachment element of the movement against the axial bearing surface of the case.
Claims12
1-11. (canceled)
A method for attaching a timepiece movement to a watch case, a peripheral attachment element of the movement being abuttingly engaged on an axial bearing surface of the case, the method comprising:
- thermoforming studs integral with the case, to locally deform an end of each stud to form a rivet including an axial retaining surface that vertically retains the peripheral attachment element of the movement against the axial bearing surface of the case.
A method for attachment of a timepiece movement to a watch case, the movement being inserted from a dial side.
A device for attachment of a timepiece movement to a watch case, including a peripheral attachment element of the movement positioned in abutment on an axial bearing surface of the case, the device comprising:
- thermoformed studs integral with the case having a mushroom-shaped end having an axial retaining surface acting as a rivet to hold the peripheral attachment element of the movement against the axial bearing surface of the case.
Dependencies are inferred from the claim text.