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710results about "Ornamental chains" patented technology

Rotary joint assembly and combination clip-hook and jewelry piece employing the same

This invention provides a combination clip and hook (clip) for use generally in suspending articles having shoulder or hand straps, or carrying other accessories, such as keys, which is rotatably movable about a rotary joint between a first position in which two opposing, rotatably joined portions of the overall clip structure are oriented together to form a continuous, enclosed shape that can be secured around another strap or loop on an item or piece of clothing, and a second position in which the two portions of the structure are rotated out of the enclosed shape, and into, for example, a substantially S-shaped hook in which one portion of the structure supports the strap of the item and the other portion can be applied to a clothing hook, chair back, table surface, door top, or other supporting member. The joint between the two portions can define a spring-loaded rotating pivot assembly with at least two indexing positions that are opposed by 180 degrees thereby defining the enclosed orientation and hook orientation, respectively. The rotary joint can be constructed with a pair of confronting male and female wedge and detent inserts that are normally biased toward each other by an embedded spring assembly. The spring assembly can comprise a series of Belleville washers arranged in a stack about a pivot shaft.
Owner:CLIPSY

Apparatus for adjustable bead retention on bracelets and necklaces

A modifiable jewelry piece including a strand and one or more adjustable retainers. The adjustable retainers include an interior structure configured to establish a frictional engagement with the outer surface of the strand. The jewelry piece wearer may select the location of the placement of the adjustable retainer anywhere along the length of the strand. The interior structure may be a solid or semi-solid having high surface tension or rough surface profile. The interior structure may alternatively be a mechanical capturing device. The jewelry piece also includes one or two end connectors having a slot and flange arrangement for easy passage of beads thereover only when desired. The flange and slot are arranged for alignment with threaded and flanged beads.
Owner:CHAMILIA

Automatic shaping device and automatic shaping method of W-shaped necklace buckle

The invention discloses an automatic shaping device and an automatic shaping method of a W-shaped necklace buckle. The automatic shaping device comprises a template, a feeding mechanism, a first mold core, a cutting and bending die, an extrusion die, a second mold core and a third mold core, wherein the feeding mechanism is arranged at one side of the template, the first mold core is arranged on the template, the cutting and bending die is arranged above the first mold core, the extrusion die is arranged just below the first mold core, and the second mold core and the third mold core are arranged at the left side and the right side between the first mold core and the extrusion die; the template is provided with a first left outer die and a first right outer die at the left side and the right side of the first mold core and is also provided with a second outer die and a third outer die. The invention also discloses the automatic shaping method of the W-shaped necklace buckle. In the device, a mechanized structure is adopted so as to realize automatically feeding, cutting, bending, blanking and the other working procedures of the necklace buckle, thus, the yield is increased by multiple times as compared with the original manual operation and the shape of each necklace buckle conforms to the dimension standard because a mechanical mould is used for extruding and shaping. The device and method not only can be used for automatically shaping the necklace buckle but also can be used for the bending and shaping technology of the W-shaped small linear objects.
Owner:SHENZHEN FUQI JEWELRY
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