The Swatch Group Research and Development Ltd

The Swatch Group Management Services Ag

Montres Rado S.a.

Meco Sa

Certina Sa

Philipp Tschumi

Sebastien Briswalter

François Maire

Vincent Brunner

Jean-Claude Wahler

Martial Bringolf

Sébastien Briswalter

Daniel Jeker

Francois Maziarz

Philippe Scherrer

François Maziarz

Provided is a watch case () that includes a middle () to which are attached a crystal () and a back () delimiting an internal volume in which is arranged a horological movement () intended to drive indicating members. The case () also includes a mechanism for actuating an indicator () capable of moving in rotation and housed inside the internal volume of the case (), the actuation mechanism including a bezel () capable of moving in rotation and intended to be handled by a user, and a transmission pinion () arranged such that it meshes with the bezel () and the indicator (), the respective axes of rotation of the bezel (), the transmission pinion () and the indicator () being parallel to one another.

Watch case comprising a mechanism for actuating a moving indicator

A watch case includes a middle having a first opening receiving a crystal, opposite a second opening receiving a back. The back is held such that it bears against an annular bearing surface of the middle by a threaded ring cooperating, by screwing, with the middle. The back includes a first indexing element to cooperate with a second indexing element with which the middle is provided so as to immobilise the back in a single angular position such that it cannot rotate relative to the middle.

Watch case comprising a back oriented in a predefined angular position, watch comprising said case and method for assembling such a case

A timepiece () including a case () including a middle (), the top part whereof is closed by a bezel () and the bottom part whereof is closed by a back (), a horological movement () mounted against the middle () by means of a casing ring (), wherein the casing ring () comprises at least two clippable parts () which hold the horological movement (), the two parts being inseparable once mounted against the middle () when closing the case () of the timepiece ().

Device for locking a timepiece movement

A shock-proof device () for a movement configured to allow the movement of the horological movement () along at least three degrees of freedom. The shock-proof device () includes at least one damping element () configured to damp the shocks of the horological movement () and a crown () configured to move between a first position () wherein the horological movement () is free along at least three degrees of freedom and a second position () wherein the horological movement () is rigidly connected to the crown ().

Disconnectable crown

A sub-assembly of external parts including, a bolt interposed between a first component and a second component compressing together a joint, securing them together by axially blocking the first component, and which cooperates with the second component to enclose a ball occupying a well of depth greater than its diameter, that an orientation housing in the second component or the bolt includes, framed by channels of depth less than its diameter, limited by stops, which ball can occupy, when subjected to the gravity field and/or a magnetic field, both an orientation housing and a complementary housing of depth less than its diameter, that the bolt or respectively the second component includes, for their relative drive by the ball when it is simultaneously braced on a channel and a complementary housing.

Sub-assembly of external parts for timepiece or watch or a piece of jewellery

A sub-assembly of external parts including, coaxially with a first component and a second component compressing together a sealing and friction joint, and interposed therebetween, a bolt securing them together by axially blocking the first component, and a lower surface of which lies, in the assembled position, in the vicinity of an upper surface of the second component, which bolt includes a lower relief protruding axially from this lower surface towards the second component, arranged to either complementarily cooperate with an oblong groove which is partially of revolution that the upper surface includes, and interrupted by a stopper limiting the angular travel between the second component and the bolt within a turn, or else to constitute an angular stopper to an upper relief protruding from the upper surface of the second component and extending axially towards the bolt.

A watch case () for wristwatches including: a middle part () including a side wall () having two sides (A,B); two separate side members (A,B) arranged on either side of the middle part (), each side member (A,B) extending beyond the space occupied by the middle part () in the longitudinal direction of the watch band and having a median portion of complementary shape to the corresponding side (A,B) of the middle part (), each side member (A,B) being slidably and removably attached to the middle part (); a bezel () secured to the middle part () on an upper face of the middle part (); a back cover () fixed on a lower face of the middle part (); characterized in that each side member (A,B) is blocked in translation in the direction of sliding on the middle part () by the bezel ().

Timepiece with attached horns

A watch case, including an orientable screwed crown including axially movable, a subassembly including a setting body including a pattern, a tube suitable for being axially inserted into a hole of the case and including an axial indexing profile engaging complementarily with a complementary axial indexing profile of the hole, and the indexing profile is a cone of apex angle less than 15&#xb0;, arranged to engage by friction with the complementary indexing profile of the hole.

Orientable screwed crown

A watch case including a middle defining a peripheral track; a rotating bezel; a toothed crown; a structure for detachably fastening the bezel on the middle with the possibility of axial clearance, the fastening structure includes a band supporting radially projecting fins, each capable of engaging with a bayonet formed in the middle; a coupling system including a male part and a female part, one of which is integral with the bezel and the other one of which is integral with the fastening structure, with this coupling system being able to adopt a decoupling configuration, in which the male part and the female part are decoupled, and a coupling configuration, in which the male part and the female part are coupled.

Watch case with interchangeable rotating bezel

A control system for a rotating element of a timepiece including a control element for actuating the rotating element and a transmission device between the control element and the rotating element. In the control system a gearing device includes a hybrid gearing device including a first element, which is movable around a first rotation axis and including a drive runner made from elastomeric material, and a second element, which is movable around a second rotation axis and including a rolling tooth system. The drive runner cooperates with the rolling tooth system by friction.

Control system for a timepiece

A watch is delimited by a case formed of a back cover and of a middle part. A timepiece movement is disposed in a casing ring housed inside the watch case. The watch also includes a dial disposed on top of the casing ring and held by a fixing ring. The fixing ring has an S-shaped cross-section. An upper branch of the fixing ring is supported on the dial and a lower branch of the fixing ring is supported on the casing ring. The lower branch of the fixing ring is clamped between the middle part and the casing ring, so as to grip the dial between the upper branch of the fixing ring and the casing ring.

Device for securing a timepiece dial

System for connecting a bracelet to a watch case by means of a link, the watch case comprising a caseband and a back cover, the link comprising a first hollow element and a second element partly nesting in the first hollow element, the first hollow element carrying a first means of fastening to the watch case and the second element carrying a second means of fastening to an adjacent bracelet link, characterized in that the watch case includes a mechanical device arranged to pivot the second element about a transverse axis to the longitudinal direction of the bracelet, the second element transmitting the pivoting motion thereof to the first element which pivots in turn and which is pressed against the caseband of the watch case.

System for connecting a bracelet to a watch case

A system connects a bracelet to a watch case by a link. The watch case includes a caseband and a back cover. The link includes a first hollow element and a second element partly nesting in the first hollow element. The first hollow element carries a first device to fasten to the watch case. The second element carries a second device to fasten to an adjacent bracelet link. The watch case includes a mechanical device arranged to pivot the first hollow element so that the first hollow element is pressed against the caseband of the watch case.

The push-button control device for a watch includes a push-button stem () inserted via a bottom end into an orifice () of a watchcase and a button () mounted on a top part () of the stem () outside the watchcase. The stem can slide axially between a rest position and an active position against a return member () to control at least one function of the watch. The control device is characterized in that the top part () of the stem includes an annular groove delimited by two parallel shoulders () perpendicular to the axis of the stem, and in that the button () includes an annular base () that is engaged in the groove so as to be held between the two shoulders () in the axial direction and centred with some play by the bottom of the groove such that the button () is free to move off-centre relative to the axis of the stem () while remaining secured thereto.

Growing community of inventors

Niederwil, Switzerland

Philipp Tschumi