1 249 741, the bayonet device comprises a locking system formed of sinks arranged in the middle part and housing a spring for pushing a ball into recesses made in the inner face of the bezel. 5,490,123, the security system being formed by a push-button located on a horn of the case. A design of this type is disclosed in U.S. A security system for locking/unlocking the bezel is also generally provided. The device consists in providing in the bezel and in the top part of the middle part or back cover-middle part, complementary male and female means that engage in each other when a movement of rotation is imparted to the bezel. In order to overcome the aforementioned drawback, a certain number of designs propose fixing the bezel to the middle part by means of a so-called “bayonet” device. G04B47/046- Changeable decorations and parts thereof, decorations for the case which change the external appearance of the clockwork. ![]() G04B47/04- Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece with attached ornaments or amusement apparatus.G04B47/00- Time-pieces combined with other articles which do not interfere with the running or the time-keeping of the time-piece.G04B45/0084- Pictures or inscriptions on the case or parts thereof, attaching complete pictures.G04B45/00- Time pieces of which the indicating means or cases provoke special effects, e.g.G04B19/283- Adjustable guide marks or pointers for indicating determined points of time on rotatable rings, i.e.G04B19/28- Adjustable guide marks or pointers for indicating determined points of time.G04B19/00- Indicating the time by visual means.G04B37/18- Cases for pocket or wrist watches.G04B- MECHANICALLY-DRIVEN CLOCKS OR WATCHES MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS.230000001276 controlling effect Effects 0.000 description 1. ![]() Assignors: GERBER, STEEVE Publication of US20060114753A1 publication Critical patent/US20060114753A1/en Application granted granted Critical Publication of US7111978B2 publication Critical patent/US7111978B2/en Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to EP04028072A priority Critical patent/EP1662342B1/en Priority to EP04028072.9 priority Application filed by Swatch Group Management Services AG filed Critical Swatch Group Management Services AG Assigned to THE SWATCH GROUP MANAGEMENT SERVICES AG reassignment THE SWATCH GROUP MANAGEMENT SERVICES AG ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee Swatch Group Management Services AG Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor Steeve Gerber Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number US11/261,609 Other versions US7111978B2 Google Patents US20060114753A1 - Timepiece with an interchangeable bezel US20060114753A1 - Timepiece with an interchangeable bezel
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