| 摘要 |
<p>The invention relates to a watch case comprising an unfolding clasp for a flexible strap, said unfolding clasp comprising a face (1), connected to a first end of the strap, a base (3), connected to the second end of the strap, an extension (2), connected by joints to the face (1) and the base (3), the joints (20, 21) between the face (1) and the extension (2) and between the base (3) and the extension (2) being embodied such as to permit the superposition of the face, the extension and the base in the folded position and the juxtaposition thereof in the unfolded state. An adjustment cam (34) is provided to hold the strap against the base by compression and/or by friction, said cam being able to be hinged to increase or reduce in a reversible manner the length of the folded position of the strap.</p> |
