Insert for a watch wristlet

An insert (1) for a strand (10) of a watch wristlet, allowing to manually lock and unlock a connection of the strand (10), said insert (1) comprises a body made of rigid material (2) and a latch (12), the body made of rigid material (2) comprising a parallelepiped portion (3) extended by a hook-shaped portion (4) terminating in an edge (5a), said hook-shaped portion (4) forming a housing (5), the housing comprising a transverse opening, the parallelepiped portion (3) being configured to be secured to one end of the strand (10), the latch being housed in a cavity (30) of the body and hinged to the body (2) to cause it to pivot around a hinge axis (8) parallel to the housing (5), said latch (12) comprising a closing wall (16) capable of closing said housing (5),

• characterised in that the latch (12) comprises locking means formed by a pin (11), the pin (11) is integral with the latch (12) and cooperating with both a hole (37) of the body (2) and first return means (10) arranged to constrain the pin (11) in the hole (37) in a locking position, and wherein the latch (12) has a length less than the length of the cavity (30) configured to, when the latch (12) is pushed manually in the direction of the hinge axis (8), release the pin (11) and place the latch (12) in an unlocked position wherein the latch (12) is free to pivot around its hinge axis and allows to clear the transverse opening of the housing, and wherein the insert (1) is further characterized in that at least one of:
• the insert (1) further comprises second return means (9) arranged to hold the latch in the unlocked position, and
• the latch (12) further comprises a portion with a reduced thickness so as to form a rim (19), and the cavity (30) comprises two side walls (31, 32) one of which has a lower height so as to be partially covered by the latch (12).

An insert (1) for a strand (10) of a watch wristlet, allowing to manually lock and unlock a connection of the strand (10), said insert (1) comprises a body made of rigid material (2) and a latch (12), the body made of rigid material (2) comprising a parallelepiped portion (3) extended by a hook-shaped portion (4) terminating in an edge (5a), said hook-shaped portion (4) forming a housing (5), the housing comprising a transverse opening, the parallelepiped portion (3) being configured to be secured to one end of the strand (10), the latch being housed in a cavity (30) of the body and hinged to the body (2) to cause it to pivot around a hinge axis (8) parallel to the housing (5), said latch (12) comprising a closing wall (16) capable of closing said housing (5),

• characterised in that the latch (12) comprises locking means formed by a pin (11), the pin (11) is integral with the latch (12) and cooperating with both a hole (37) of the body (2) and first return means (10) arranged to constrain the pin (11) in the hole (37) in a locking position, and wherein the latch (12) has a length less than the length of the cavity (30) configured to, when the latch (12) is pushed manually in the direction of the hinge axis (8), release the pin (11) and place the latch (12) in an unlocked position wherein the latch (12) is free to pivot around its hinge axis and allows to clear the transverse opening of the housing, and wherein the insert (1) is further characterized in that the latch (12) comprises a rear portion (13), pierced with a longitudinal through-hole (14) to receive the axis (8), and a housing (130) of circular section, coaxial with the hole (14), arranged to receive the first return means (10).