| 摘要 |
FIELD: personal use articles. ^ SUBSTANCE: invention relates to bracelets, in particular to bracelets for wrist watches. Safety device comprises a system of sliding extension elements that move in guides, latch, which blocks bracelet and double-sided button. Besides device comprises grooves equipped with stopping cuts or conical tapers. System of sliding extension elements consists of two extension elements with slots retained and moved relative to each other using slots, double-sided button and grooves that make it possible to stop specified extension elements. Latch consists of fixed part and movable part, which interact between each other to block the bracelet after desired size of bracelet has been achieved due to displacement of extension elements. ^ EFFECT: invention provides for improved and more reliable system of bracelet length adjustment applied in bracelets of wrist watches, jewellery items and other similar articles. ^ 2 cl, 7 dwg |
