A Dewar device for mechanical and/or functional components of a watch, this device including a wristlet, a case including a chamber wherein a case of the watch is capable of being disposed in such a way that a glass of this case is arranged facing a glass of a set of elements of the case defining this chamber, at least one fastening device fastening this watch case in this chamber of the case while maintaining it distant from all of the elements of the case defining this chamber, and a device for actuating at least one push button by the angular movement of a free end of at least one lever element of this device relative to the case, this at least one lever element having another end movably fastened to this case.

A portable electronic apparatus (wrist apparatus) includes a case (top case and bottom case), a display section accommodated in the case, a windshield that closes an opening section of the case in such a way that the windshield overlaps with the display section in a plan view, a ring member (parting plate) that is disposed between the windshield and the display section and along the outer edge of the display section, a hygroscopic member that is disposed inside the case and in a first region (internal space) opposite the windshield with respect to the display section, and an air-flow channel (recessed section) that allows the first region to communicate with a second region (space) surrounded by the display section, the windshield, and the ring member.

A Dewar device for mechanical and/or functional components of a watch, the device being provided with a bracelet and a casing including an enclosure wherein a case of the watch can be disposed so that a crystal of the case is arranged opposite a crystal of all the elements of the casing defining this enclosure and at least one fastening device fastening the watch case in the enclosure of the casing by keeping it remote from all the elements of the casing defining this enclosure, the Dewar device including a device for actuating at least one push button by rotating a pivoting bezel of the casing.

A Dewar device for mechanical and/or functional components of a watch, the device being provided with a bracelet and a casing including an enclosure wherein a case of the watch can be disposed so that a crystal of the case is arranged opposite a crystal of all the elements of the casing defining this enclosure and at least one fastening device fastening the watch case in the enclosure of the casing by keeping it remote from all the elements of the casing defining this enclosure, the Dewar device including a device for actuating at least one push button by rotating a pivoting bezel of the casing.

An isothermal device (1) for mechanical and/or functional components (5) of a watch (10), including a case (2) provided with an enclosure (4) wherein a case (12) of the watch (10) can be removably arranged, a crystal (11) arranged facing a crystal (6) of the case (2), the device (1) comprising: a reversible fastening device (13) fastening the watch (10) case (12) in the enclosure (4) by keeping it away from functional elements (15) of the case (2), the elements (15) forming the enclosure (4) comprising a middle (9a), a back (9b) and the variable-opacity crystal (6) of the case (2), and a system (3) for dynamically controlling the temperature of the enclosure (4) comprising the variable-opacity crystal (6) and a control unit (8) configured to control the opacity of the crystal (6) of the case (2).

An isothermal device (1) for mechanical and/or functional components (5) of a watch (10), including a case (2) provided with an enclosure (4) wherein a case (12) of the watch (10) can be removably arranged, a crystal (11) arranged facing a crystal (6) of the case (2), the device (1) comprising: a reversible fastening device (13) fastening the watch (10) case (12) in the enclosure (4) by keeping it away from functional elements (15) of the case (2), the elements (15) forming the enclosure (4) comprising a middle (9a), a back (9b) and the variable-opacity crystal (6) of the case (2), and a system (3) for dynamically controlling the temperature of the enclosure (4) comprising the variable-opacity crystal (6) and a control unit (8) configured to control the opacity of the crystal (6) of the case (2).

A Dewar device (1) for mechanical and/or functional components 5 of a watch (10), comprising a casing (2) provided with an enclosure (4) wherein a case (12) of said watch (10) can be removably arranged, said case being provided with a display device capable of displaying information relating to time indications or to functions implemented by the watch (10), said display device being arranged opposite a crystal (6) of said casing (2), the Dewar device (1) comprising a system (3) for dynamically adjusting the contrast of the display device of the watch (10) comprising said variable luminosity crystal (6) and a control unit (8) configured to control the contrast of said display device of the watch (10).

A Dewar device (1) for mechanical and/or functional components 5 of a watch (10), comprising a casing (2) provided with an enclosure (4) wherein a case (12) of said watch (10) can be removably arranged, said case being provided with a display device capable of displaying information relating to time indications or to functions implemented by the watch (10), said display device being arranged opposite a crystal (6) of said casing (2), the Dewar device (1) comprising a system (3) for dynamically adjusting the contrast of the display device of the watch (10) comprising said variable luminosity crystal (6) and a control unit (8) configured to control the contrast of said display device of the watch (10).

A Dewar device for mechanical and/or functional components of a watch, this device including a wristlet; a housing including a chamber wherein a case of the watch is capable of being disposed in such a way that a glass of this case is arranged facing a glass of a set of elements of the housing defining this chamber; at least one fastening device fastening this watch case in this chamber of the housing while maintaining it distant from this set of elements, and a device for actuating at least one control element of this watch by the movement in translation of an external parts element of the housing in the direction of a back of this housing.

A Dewar device for mechanical and/or functional components of a watch, this device including a wristlet; a housing including a chamber wherein a case of the watch is capable of being disposed in such a way that a glass of this case is arranged facing a glass of a set of elements of the housing defining this chamber; at least one fastening device fastening this watch case in this chamber of the housing while maintaining it distant from this set of elements, and a device for actuating at least one control element of this watch by the movement in translation of an external parts element of the housing in the direction of a back of this housing.