A watch strap includes a substantially inflexible main portion, a flexible auxiliary portion coupled to the substantially inflexible main portion, and a tightener coupled to the flexible auxiliary portion. When in use, the tightener is configured to maintain a selected tightness, and the flexible auxiliary portion is configured to be elastic.

A band device according to an aspect of the present disclosure includes a sensor unit, and a band unit that is linked to the sensor unit and forms a hollow part together with the sensor unit. The band unit includes an end piece section to which a watch head section is attached, and an engaging section that makes detachable engagement in a state where the band unit is wrapped around a wrist.

Watch comprising at least one case and a strap formed by a flexible blade with a first end fixed to the case and a second opposite end provided to cooperate with a device for attaching and adjusting the length of the strap. According to the invention, the adjustment device comprises a clasp formed by a cap and a lever between which the flexible blade slides, the clasp being hinged on the case by linking means which define an axis of rotation about which the lever can undergo a rotation in order to be able to move into an open position and into a closed position, the lever comprising an eccentric which is integral with the lever in the vicinity of the axis of rotation and is provided in order to clamp the free end of the blade against the cap and to retain the strap when the lever is in the closed position.

Watch or item of jewellery comprising a case or setting comprising main and secondary slots that enable the fixture of interchangeable removable wristbands comprising an end link with an end piece with studs arranged to cooperate in a complementary manner with these secondary slots, wherein this link comprises a lock with a slide catch arranged to cooperate in a complementary manner and with minimal play with the main slot in a locking position, towards which the slide catch is moved by elastic restoring means, wherein said lock comprises intrinsic unlocking means with a pushbutton operable by a user to move this slide catch away from the main slot and control an unlocking of the lock by retraction of the slide catch by an application of pressure to the pushbutton.

Modular smartband can include a plurality of coupled modules. The plurality of modules can include at least one core module having at least one processor and at least one peripheral module. Each of the plurality of modules has a coupler end and a receiving end disposed on opposing ends of the module, the coupler end configured to be received in the receiving end of an adjacent module. At least one of the plurality of modules can include a display and at least one the plurality of modules includes a battery.

An arrangement includes two components (3, 4; 3′, 4′) of a timepiece component and an axis of rotation (A1; A1′), the two components (3, 4; 3′, 4′) being linked to one another by an elastic articulated link (100; 100′) about the axis of rotation (A1; A1′), the arrangement also includes an elastic element (10, 10′; 10″) such that the relative movement of the two components (3, 4; 3′, 4′) takes place against the elastic element (10, 10′; 10″), wherein the elastic element (10, 10′; 10″) includes at least two superposed springs (10a, 10b, 10a′, 10b′; 10a″, 10b″), each of these at least two springs (10a, 10b, 10a′, 10b′; 10a″, 10b″) taking the form of a distinct element.

The present invention relates to a watch protective case with a knob, including a soli rubber case body covering the outside of a watch in a cooperative manner and a hard rubber cover connected to the soft rubber case body in a cooperative manner on an upper end of the watch. A first soft rubber watchband and a second soft rubber watchband are respectively provided at two ends of the soft rubber case body, an adjustment hole is opened in a position on the soft rubber case body that corresponds to a watch button, and a knob adjustment component connected to the watch button in a cooperative and adhesive manner is provided within the adjustment hole. In addition, the adjustment hole is blocked by the knob adjustment component, which can effectively provide dust-proof and aesthetic effects.

A watch system is provided, including a watchband, a lug bucket, and a puck. The watchband may include a flexible member configured to be mounted onto a wrist of a user. The lug bucket may be coupled to the electronic watch band and may include a circular ledge. The puck may include watch functionality. The puck may be configured to be removably coupled to the lug bucket. The lug bucket and the puck may have corresponding locking features that are configured to rotationally and translationally fix the puck to the lug bucket. The corresponding locking features may be configured to be engaged when the puck is translated relative to the lug bucket and rotated relative to the lug bucket by a predetermined rotation angle.

The present disclosure may provide a connector, an electronic apparatus, a wearable apparatus and an assembly method. The connector may include: a main body and a mating member connected to the main body. An inclined face may be provided on one end of the mating member away from the main body, and a recess may be defined between the inclined face and the main body. The mating member may be configured to be inserted into a mating site of the electronic apparatus; the inclined face may be configured to push an engaging member of the electronic apparatus to move on the inclined face while the mating member is being inserted into the mating site; when the mating member is inserted into the mating site and arrives at a predefined location, the engaging member may be restored and accommodated in the recess to engage with the connector.

A case middle/horn connection device for a watch, a method for attaching an attachment piece including at least one horn to a case middle and a case middle/horn assembly. The connection device includes an attachment piece including at least one horn having a first connector and a case middle having a second connector, the first connector being configured to cooperate with the second connector to attach the attachment piece to the case middle. The first connector includes a tongue with a recess. The second connector includes a groove with an undercut portion. The undercut portion is configured to lodge inside the recess of the tongue; and the case middle and the attachment are made integral when the undercut portion of the second connector is lodged in the recess of the tongue of the first connector.