A fastening and/or connection device makes it possible to fasten jewellery and/or costume jewellery items. Each item includes a first free end and a second free end that are joined together. The device includes a first portion to connect to the first free end of the item and a second portion suited to be connected to the second free end of the item. The device includes a main body, first connection means suited to place the main body and the first portion in a disengaged operating configuration or in an engaged operating configuration. A second connection means places the main body and the second portion in a disengaged operating configuration or in an engaged operating configuration.

The present invention relates to a buckle type jewelry lock catch, comprising a lock catch body, a buckle sleeve and a buckle, wherein one end of the buckle sleeve is provided with a buckle sleeve matching surface, the other end of the buckle sleeve is provided with a buckle inlet, and an internal wall of the buckle sleeve is provided with lock pins; an external surface of the buckle is provided with U-shaped clamping grooves, a spring chamber is provided inside the buckle, and a spring is provided in the spring chamber; and a thimble of the spring is provided at one end of the buckle, and a connecting mechanism of a jewelry chain is provided at the other end of the buckle. The present invention effectively combines firmness with beautiful appearance, and obtains unexpected technical effects, i.e. firmer and safer, thereby expanding the application range and being more suitable to be used in combination with precious jewelry. The style is fashionable, and the service life is long, which are taken as double insurance. Meanwhile, the present invention has decorativeness and artistry, thereby improving the competitive advantage of the product.

The bracelet has more than one main platform fixed on one another so as to form a ring, more than one main assembly item enabling affixation of each main platform onto one another and a decorative part installed on each main platform in a removable manner without disturbing the ring-shaped form of the bracelet.

The innovative product is a joint finger ring, particularly refers to a finger ring capable of being spliced, assembled, bent and adjusted, and relates to the technical field of ornamental finger rings and watchbands. A joint finger ring is composed of a ring setting (1), inlays (2) and connection components (3), wherein the inlays (2) are arranged in the ring setting (1). The left end and the right end of the ring setting (1) are movably connected through the connection components (3). The utility model solves the problem that in the wearing process of the traditional finger ring, the size of the finger ring of a favorite style is appropriately increased to fit the finger, and consequently, it is impossible to achieve the best feeling when people wear the finger ring, and especially for the characteristics of the male finger bones, the finger ring cannot be taken off.

A clasp with a mechanism to lock one or more keys is provided. The key can be affixed to an end of an ornamental item such as a chain, pendant, or charm. The clasp can include an inlet port for inserting a key and one or more channels for guiding the key towards one or more locking pockets. A compressible material can resist movement of the key along the channel and can prevent unwanted removal of the key at the locking pocket.

A connection structure and a wearing device are provided. The connecting structure includes a connecting member, a latching member, an engaging member, and an elastic member; one of two ends of the latching member is rotatably connected with the connecting member, and the other end of the latching member is provided with a latching portion; the engaging member is provided with an engaging portion corresponding to the latching portion, and the elastic member can engage the latching portion with the engaging portion. The wearing device includes the connection structure. The latching member is rotatably connected with the connecting member so as to enable the latching member to be quickly separated from the engaging member, and two mechanisms could be connected and separated from each other quickly with the connection structure.

The present application relates to a wearable device, a strap, and an engaging mechanism. The wearable device includes a watch body and a strap. The strap includes a strap body, a peg, a eject pin, and a linkage component. The strap body is provided with a receiving space, and the strap body is provided with a peg-sliding hole and a first through hole. One end of the peg passes through a peg-sliding hole and the other end is located in a receiving space of a watch body; the eject pin is located in the receiving space and can pass through the first through hole; the peg is configured to drive the eject pin to pop out from the first through hole via the linkage component and engage with the installation groove; the peg is further configured to drive the eject pin to move towards the receiving space.

A band of the present disclosure includes: a spring bar including a shaft member and an operation portion; an outer piece including a first arm portion and a second arm portion; and a middle piece disposed between the first arm portion and the second arm portion. The first arm portion includes a first recessed portion provided along an axial direction of the shaft member, the second arm portion includes a first insertion hole provided along the axial direction, and the middle piece includes a second insertion hole provided along the axial direction, and a second recessed portion provided along the axial direction and in communication with the second insertion hole. The spring bar is inserted through the first recessed portion, the second insertion hole, the second recessed portion, and the first insertion hole. The operation portion is disposed protruding from an opening of the second recessed portion.

The present invention concerns a fastening and/or connection device (10; 110, 210) for a jewellery and/or costume jewellery item (B), wherein said item (B) comprises a first free end (B1) and a second free end (B2) to be joined together. The device (10; 110; 210) comprises a first portion (20; 120) suited to be connected to the first free end (B1) of the item (B) and a second portion (30; 130) suited to be connected to the second free end (B2) of the item (B). The device (10; 110; 210) comprises a main body (40; 140), first connection means (50; 150; 250) suited to place the main body (40; 140) and the first portion (20; 120) in a disengaged operating configuration or in an engaged operating configuration, and second connection means (60; 160) suited to place the main body (40; 140) and the second portion (30; 130) in a disengaged operating configuration or in an engaged operating configuration.

A band of the present disclosure includes: a spring bar including a shaft member and an operation portion; an outer piece including a first arm portion and a second arm portion; and a middle piece disposed between the first arm portion and the second arm portion. The first arm portion includes a first recessed portion provided along an axial direction of the shaft member, the second arm portion includes a first insertion hole provided along the axial direction, and the middle piece includes a second insertion hole provided along the axial direction, and a second recessed portion provided along the axial direction and in communication with the second insertion hole. The spring bar is inserted through the first recessed portion, the second insertion hole, the second recessed portion, and the first insertion hole. The operation portion is disposed protruding from an opening of the second recessed portion.