A wristwatch, comprising: a watch case (2); a clasp (3), said clasp comprising a frame (4) that can clip over the top of the watch case (2) in a closed position, and that can be unfastened from the watch case (2) in an open position; a bracelet (12), said bracelet comprising a single strand, said strand having a first end (120) and a second end (121); said first end being connected to said watch case (2) and said second end being connected to the clasp (3); a locking member (5) connected to the watch case, the locking member being able to be pivoted between a position that allows it to be inserted into the opening (40) of the frame (4) when the clasp (3) is being closed or opened, and a locking position that allows the opening or closure of the clasp (3) to be blocked.

A connector including an attachment member which has an attachment hole and is provided on one of a connection object and a connection target, and a connection member which includes a slide member that has a lever and is slidable in a cylindrical member inserted into the attachment hole, and is attached to an other one of the connection object and the connection target by the slide member protruding from an end of the cylindrical member, in which the attachment member has a slit hole which is formed extending from one end of the attachment hole to an other end of the attachment hole and in which the lever is slidable.

A sleeve for use in an assembly for coupling a wristworn device to a first end of a strap. The sleeve has a first end dimensioned to be received in the recess in the inner face of the first lug of a wristworn device, an inner cavity dimensioned to receive therein the first end of a conventional spring bar, and a retractor coupled to the sleeve for urging the first end of the spring bar towards the second end of the spring bar. The second end of the spring bar is coupled to the second lug, the spring bar is coupled to the strap, the first end of the spring bar is positioned in the inner cavity of the sleeve and the first end of the sleeve is coupled to the first lug. A removable retractor for use with a spring bar, which allows for the use of a plurality of spring bars and therefore, lends itself to widespread use and retrofitting of an assembly that couples a strap to a wristworn device, is also provided.

A wearable device comprises a body portion, a strap portion coupled with the body portion, the strap portion provided to allow the body portion to be worn on a human body, and a connection module provided in a portion of the strap portion and a portion of the body to couple the strap portion with the body portion. The connection module comprises a connection pin portion provided in the strap portion to detachably couple the strap portion with the body portion and a holder portion provided in an end of the strap portion, the connection pin portion inserted in the holder portion.

A wearable device comprises a body portion, a strap portion coupled with the body portion, the strap portion provided to allow the body portion to be worn on a human body, and a connection module provided in a portion of the strap portion and a portion of the body to couple the strap portion with the body portion. The connection module comprises a connection pin portion provided in the strap portion to detachably couple the strap portion with the body portion and a holder portion provided in an end of the strap portion, the connection pin portion inserted in the holder portion.

A wristwatch, comprising: a watch case (2); a clasp (3), said clasp comprising a frame (4) that can clip over the top of the watch case (2) in a closed position, and that can be unfastened from the watch case (2) in an open position; a bracelet (12), said bracelet comprising a single strand, said strand having a first end (120) and a second end (121); said first end being connected to said watch case (2) and said second end being connected to the clasp (3); a locking member (5) connected to the watch case, the locking member being able to be pivoted between a position that allows it to be inserted into the opening (40) of the frame (4) when the clasp (3) is being closed or opened, and a locking position that allows the opening or closure of the clasp (3) to be blocked.

A device capable of being used for a long time is achieved. A power supply, a connection method of a power supply, or a connecting member, for easy attachment and detachment and non-detachment when in use, is provided. A power supply, a connection method of a power supply, or a connecting member for easy replacement is provided. A highly designed power supply is provided. Power from a battery is supplied to an electronic device through a connecting member including a pipe, a spring, and a pair of pivots. The pair of pivots are electrically insulated from each other, and electrically connected to any one of a pair of electrodes of the battery. The electronic device into which the pair of pivots are inserted includes a pair of bearings capable of receiving power.

The present invention provides a band for encircling another object with latch attachment. The band includes a plurality of layers, combined together in a stacked arrangement, where the front side facing of the first layer will form a front side facing of the band, and the back side facing of the last layer will form a back side facing of the band. A latch attachment including a latch connection point, where the latch attachment is located between two adjacent layers of the plurality of layers at an internal position along a length of the band proximate to one end of the band, but still a distance away from an edge of said one end of the band. Each layer between the location of the latch attachment within the stack of the plurality of layers and the back side facing of the band has a corresponding aligned opening in the layer for exposing the latch connection point through the back side facing of the band.

A band configured to couple a device to a body of a user is disclosed. The band includes a first link comprising a recess defined in a body of the first link, a leaf spring positioned in the recess and comprising a tongue portion protruding from the leaf spring, and a second link coupled to the first link and comprising first and second lip portions extending away from a body of the second link and separated from one another by a gap. The tongue portion is positioned in the gap between the first and second lip portions, and the first and second lip portions engage the leaf spring to retain the second link to the first link.

A connector including an attachment member which has an attachment hole and is provided on one of a connection object and a connection target, and a connection member which includes a slide member that has a lever and is slidable in a cylindrical member inserted into the attachment hole, and is attached to an other one of the connection object and the connection target by the slide member protruding from an end of the cylindrical member, in which the attachment member has a slit hole which is formed extending from one end of the attachment hole to an other end of the attachment hole and in which the lever is slidable.