Abstract: The present invention relates to a manufacturing process for a watch component (50) in composite material with a ceramic matrix comprising the following steps: depositing in a mould a succession of layers (10, 20, 30, 40) each comprising a ceramic powder (12), at least one layer (10; 10, 30; 10, 20, 30, 40) further including fibres (14) mixed with the ceramic powder (12), the fibres (14) being arranged randomly; performing a FAST/SPS sintering operation; demoulding the sintered watch component comprising the succession of layers (10, 20, 30, 40), and optionally machining the sintered component to the final dimensions of the watch component (50). The fibres (14) are visible on the surface of the watch component (50).

Abstract: A ring type wearable terminal includes: a first ring that has a recessed portion formed on a side surface thereof; a second ring that is bonded to the first ring and that covers the recessed portion; and a communication unit that is housed in the recessed portion. The recessed portion is filled with an adhesive agent. The adhesive agent filling the recessed portion bonds the first ring and the second ring and also fixes the communication unit to the recessed portion so as to protect the communication unit. This allows the strength of the ring type wearable terminal to be improved.

Abstract: In a case of a “mark left” type, a slit is formed on a line side (slit side) of a joint portion. The slit is formed, for example, with a scroll saw. By the formation of the slit, a length of the joint portion in a direction orthogonal to an axial direction of a single ring is set to approximately 0.7 mm. In a case of a “mark removed” type, a slit and a slit are formed respectively on the line side (slit side) and a side opposite thereto of the joint portion. Those slits are formed, for example, with the scroll saw. By the formation of those slits, the length of the joint portion in the direction orthogonal to the axial direction of the single ring is set to approximately 0.8 mm.

Abstract: An annular piece of jewelry includes a plurality of coaxial ring elements connected to each other and moveable in relation to each other, where the ring elements include an inner ring element and two outer ring elements wherein the inner ring element and the outer ring elements can be moved in relation to each other into various positions. The outer ring elements cover different outer circumference surface regions of the inner ring element. The inner ring element is arranged in an axial direction between the two outer ring elements or between parts of the outer ring elements. The two outer ring elements and the inner ring element are coupled to each other in such a manner that the inner ring element can be moved in axial direction by rotating one of the two outer ring elements in relation to the other one of the two outer ring elements.

Abstract: A laser processing machine for carrying out hole-forming on a plate-shaped workpiece is provided. A first program storage that stores a plurality of hole-forming programs and a second program storage that stores a plurality of cutout piece drop programs are also provided. A program selector that selects, from the second program storage, a cutout piece drop program associated with a hole-forming program selected from the first program storage to form the hole on the workpiece. A working head controller that controls a laser processing head according to the hole-forming program and the cutout piece drop program that are selected is also provided. A motion path of the processing head after forming the hole on the workpiece and a jetting condition of assist gas to an inside of the outline from the processing head on the motion path are programmed in each of the plurality of cutout piece drop programs.

Abstract: In a laser processing method for carrying out hole-forming on a plate-shaped workpiece, [A] a hole is formed by laser-cutting the workpiece along an outline of the hole to be formed, [B] a laser processing head is moved with respect to the workpiece after forming the hole, and [C] a cutout piece inside the outline of the hole is dropped off by moving the laser processing head while jetting assist gas from the laser processing head to the cutout piece inside the outline. According to the laser processing method, the cutout piece generated when carrying out hole-forming by laser processing can be prevented from getting stuck in a hole.

Abstract: An adjustable ring is constructed from a first material to form at least a portion of a substantially circular shape. The first material includes two first C-shaped distal halves, and two second C-shaped proximate halves, and each of the halves arranged together to form a vertically bisected O-shape with a top portion removed defining a first arcuate void portion and a bottom portion removed defining a second arcuate void portion. The ring also includes a second material created to fit inside each of the two first and two second C-shaped halves of the first material to form a substantially circular shape defining an inner diameter for a given ring size. The second material includes at least one stress relief point and at least one size bar formed therewith. The second material is created to fit inside the first material using one or more of casting, co-casting, machining, forging, and stamping.

Abstract: An excavator bucket for an earth moving machine includes an interior bucket space formed by a curved rear wall and a pair of opposed sidewalls, with the bucket including a bucket box arranged onto the rear wall, in particular arranged on the outer surface of its top portion, which extends along a lateral axis of the bucket. The angle between at least one of the outer lateral sides of the bucket box and the rear wall of the bucket, in particular its top portion, is less than 90 degrees.

Abstract: A number of bars and geometric figures are combined with a jewelry framework in order to provide a visual indication of a person's attributes such as sexual orientation and relationship status. The resulting ornamental assemblage facilitates the initiation of new interpersonal relationships in group settings by allowing persons to quickly and easily identify potential partners who share the same relationship status and orientation; time can be more efficiently spent by not attempting to court those of a different sexual orientation or who are already married. These traits, sexual orientation and relationship status, are visibly indicated by a specific quantity of bars or geometric figures, such that different integer values indicate different statuses. Different geometric figures are possible, including rings, polyhedrons, letters, and heart-shaped figures. Additional indicators can be provided for a variety of traits or statuses of a person, one example being a person's living arrangement.

Abstract: A method for manufacturing annular jewelry rings employing multiple annular elements, at least one of which is composed of tungsten carbide. All annular ring elements composed of tungsten carbide are produced directly from tungsten carbide plate. Using an electrical discharge machining apparatus employing a preformed cylindrical electrode, an aperture of predetermined diameter is drilled through a planar, tungsten carbide plate. Using a wire electric discharge machining apparatus, annular blanks are cut from the planar tungsten carbide plate, the outer surface of the annular blank being cylindrical and concentric with the inner, drilled surface of the annular blank. The inner and outer surfaces of the tungsten carbide annular blanks are cooperatively machined to allow additional annular elements composed of tungsten carbide and other materials to be integrally coupled to one another to form jewelry in the form of rings.

Abstract: A ring assembly including a shank having a band defining a head mounting area with a through hole defined through the band in the head mounting area. The through hole defines internal threads; and a head including a mount with a post extending therethrough, the post including an area of external threads configured to engage the internal threads to releasably secure the head to the shank. Methods for forming and demonstrating ring assemblies are also disclosed.

Abstract: The present invention relates to a process to produce hollow jewelry article and hollow jewelry articles produced in accordance with the said process. The process comprises a joining least two predetermined wax portions into a wax model and casting the said wax model into a partially or fully hollow jewelry article.

Abstract: Form the oval rings 25 from the circular rings 23. Then, twist the oval rings 25, for instance three times, around center of the longitudinal direction, and create the ring portion for male 31 and the binding portion at the both side of the binding portion. After that, obtain the rings for male 2 and the rings for female 3 by cutting the binding portion.

Abstract: On the surface of the spread multi-layered metal object, as reaches from outside to inside of step-wise, the pattern shaped concave is formed by reaching the lower layer of metal layer of the metal layer. The concave is formed as step-wise, the innermost reaches inside of the metal layer from the surface, the outer reaches the top of the metal layer from the surface, and the outermost reaches the top of the metal layer. The metals removed to form the concave remains inside and effectively control on the pattern part obtained at the end. As a result, able to form desired pattern stably.

Abstract: The invention is directed to tools and methods for matching a first ring to a second ring. The apparatus comprises a plurality of contour bands, each contour band having a contoured portion that differs from the contoured portion of the other bands. Preferably the bands differ by increments such that a wide range of matching can be performed to identify a correct contour, which is then provided to a manufacturer for creation of the matching band.

Abstract: A ring including a shank having platforms at predetermined locations on an outer surface of the shank, where the platforms identify preferred positions for setting gemstones.

Abstract: A ring manufacturing method of the present invention includes: a laminating step laminating a plurality of metal plates; a junction step jointing the plurality of metal plates by heating and giving pressure; a twisting step heating and twisting the plurality of metal plates after the junction step, an angle stick processing step performing twist processing to the plurality of metal plates to make angle stick shape, a slit formation step forming two longitudinal slits in angle stick component, a ring formation step opening the slits from inside thereof to make two ring components, and a cutting step cutting and separating the two ring components into two rings.

Abstract: Method of manufacturing a recloseable version of a ring including: providing a first computer file defining a three dimensional ring volume of a ring that is not recloseable; providing a second computer file representing a three dimensional cutout volume defining a cutting block; adjusting parameters of the cutting block defined by the second digital file as necessary to size and/or dimension the cutting block to overlay of the cutting block over the ring; and overlaying the cutting block over the ring to remove portions of the three dimensional ring volume defined by the first computer file wherever the three dimensional ring volume and the three dimensional cutting block volume overlap, wherein the remaining volume defined by the modified first computer file corresponds to at least one portion of a recloseable version of the ring defined by the first computer file.

Abstract: A finger ring, including a clasp joining the ends of a flexible band of material, is used with an ornamental charm having a through hole through which the material passes. The clasp includes a first and second clasp portions which join or separate first and second ends of the material. The band of material and at least one of the clasp portions are sized for passage through the through hole so that the charm can be positioned along the material. The finger ring with the charm is securable to a user's finger when the flexible band is wrapped around a user's finger and the clasp is in a joined state.

Abstract: Methods of making tungsten carbide-based annular jewelry rings including sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form an annular jewelry ring to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials.

Abstract: The present invention relates to a method of setting stones, preferably precious stones like diamonds, in a mounting comprising (a) setting a base metal having a floor with a central cavity; (b) placing a center stone as a first layer of stone, the center stone having a pavilion, a girdle and a crown, such that the pavilion is placed inside the above stated cavity, the girdle inserted in incisions in the peripheral walls of the base metal from the side; (c) placing each of the respective layers of stones adjacent and marginally above each other, each stone having a pavilion, girdle and crown such that the pavilion of each of the respective stones is placed in its respective cavity, the girdle of each stone being inserted in the incisions in the peripheral walls; such that the peripheral walls of each of the layer forms the base of the cavity of the next layer; stones in each of the layers are held only from one side by said peripheral wall; the stones of following layer marginally overlap the crown of the sto

Abstract: A method of augmenting a ring including the steps of: receiving the ring having markings on the inner surface thereof, creating a setting having a size and position defined by at least one of the markings, and placing a gemstone in the setting. The locations of the markings are determined by considering various factors, including the inner shank circumference, the number of gemstone sizes, and the number of non-marking areas.

Abstract: A ring fixture system for rotating a ring to perform engraving work. The system comprises a vise-securable fixture base with opposing mandrels connected through spaced arms of the fixture base at a ring-engraving location between the arms to form a mandrel assembly. The mandrels are provided with sets of detents with different degrees of rotational spacing, and the detents on one mandrel of the mandrel assembly can be engaged independently of the other set of detents on the other mandrel. The fixture base further includes a tool-supporting bridge connected between the fixture arms above the ring-engraving location to hold an engraving tool orthogonally to the ring axis, and may further include a sliding tool support on the bridge. Also, a method is disclosed for engraving a ring using the ring fixture system with the detents and tool-supporting bridge.

Abstract: A ring including a shank having platforms at predetermined locations on an outer surface of the shank, where the platforms identify preferred positions for setting gemstones.

Abstract: A jewelry ring and associated method includes a shank, and a cross member having ornamental elements which is received by the shank. The shank has two upwardly directed slots which accept the cross member and allow it to slide upward toward the ends of the shank. When the ring is worn the finger holds the cross member in the slots of the shank. The cross member includes ornamental elements which rotate around a rod. End members on the rod retain the ornamental elements, and prevent the rod from sliding transversely through the slots in the shank.

Abstract: A ring manufacturing method of the present invention includes: a laminating step laminating a plurality of metal plates; a junction step jointing the plurality of metal plates by heating and giving pressure; a twisting step heating and twisting the plurality of metal plates after the junction step, an angle stick processing step performing twist processing to the plurality of metal plates to make angle stick shape, a slit formation step forming two longitudinal slits in angle stick component, a ring formation step opening the slits from inside thereof to make two ring components, and a cutting step cutting and separating the two ring components into two rings.

Abstract: Methods of making tungsten carbide-based annular jewelry rings including sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form an annular jewelry ring to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials.

Abstract: Methods of making tungsten carbide-based annular jewelry rings including sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form an annular jewelry ring to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials.

Abstract: Described are multifunctional jewelry rings and methods comprising a ring band section, a base, a restraining device, and a ring top. The restraining device has a central portion extending through the base and the ring band section and has first and second end portions extending from a bottom surface of the base. In a first state, the restraining device holds a finger in place against the ring band section. In a second state, the restraining device holds a bundle of hair together against the ring band section. The ornamental ring top is removably attached to the base.

Abstract: Various embodiments of the invention relate to a method for making an article of jewelry, the method may comprise, but is not limited to, mixing zirconia and a binder to form a mixture, heating the mixture, applying a pressure to the mixture to place the mixture in a mold to form a molded body, and applying heat to the molded body in a controlled atmosphere to at least partially remove the binder from the molded body. The method may further comprise forming at least one hole extending completely through the molded body, the at least one hole for inserting at least one stone setting or a housing for the stone setting.

Abstract: A diamond band made from solid diamond can be worn on a body part. Various pieces of jewelry are made from a diamond such as a plate of chemical vapor deposition formed diamond.

Abstract: Methods of making tungsten carbide-based annular jewelry rings including sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form an annular jewelry ring to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials.

Abstract: A method of manufacturing a sizing ring adapted to accurately fit an individual for a recloseable ring. The method includes: providing a generally arcuate member and having first and second ends; forming a segment of reduced cross sectional area along the generally arcuate member to form a living hinge therein and to define first and second shank portions; and configuring the first and second ends to form a connector such that the sizing ring is a one piece polymer member configured for movement between an open position, in which the sizing ring is adapted to be positioned over a portion of an appendage without sliding over a length of the appendage, and a closed position, in which the sizing ring is adapted to form a band around the appendage and has an inner surface that is generally circular to correspond to an associated ring size.

Abstract: Methods of making tungsten carbide-based annular jewelry rings including sinterable metal and/or ceramic powder materials compressed into a predetermined configuration and then sintered to form an annular jewelry ring to which softer precious metals, stones, crystals or other materials suitable for use in jewelry may be affixed. Such items of jewelry may have multiple facets and can be fabricated using various disclosed techniques and various combinations of materials.

Abstract: There is provided multicolored metal rings and multicolored metal tubing and a method for producing metal rings and metal tubing for use in forming multicolored rings. At least two contrastingly colored metal components are arranged in a container. The metal components in said container are compressed so as to form a billet of distorted multicolored metal. The billet is extruded thereby forming multicolored patterns in the tubing.

Abstract: A novel technique for setting a multiplicity of precious stones such as diamonds into a unique setting to enhance the beauty and presentation of the multiplicity of set stones, with the technique including setting a center stone into a socket and having it held by a multiplicity of prongs, an outer series of small stones wherein each outer stone is respectively placed in a socket and is held in most designs by a pair of the same prongs which hold the center stone and is also held by a lower groove in the interior facing surface of the outer wall, and an intermediate series of stones which are placed in a respective socket and are held by a pair of the prongs which also retain the center stone and in most designs all of the smaller stones and are also retained by a groove in the interior facing surface of the outer wall, the intermediate series of stones also serving to retain the small series of stones.

Abstract: A jewelry item includes a support element provided with inner and outer zones, first and second support surfaces having a resilience and facing one another with a taper from the inner to the outer zones. The taper provides a bisector extending along the axis of taper. First and second spaced recesses or protrusions are provided on each of said support surfaces. A collet for holding a stone or other item having first and second collet surfaces complementary to the first and second support surfaces, said collet surfaces having a taper substantially corresponding to the taper of the support surfaces, each of said collet surfaces including first and second spaced protrusions or recesses designed to cooperate and fit together with associated recesses or protrusions of the support surfaces. Said collet being fittable to said support. Each of said protrusions includes a surface extending substantially transverse to said bisector.

Abstract: A jewelry assembly comprises a shank (30, 70, 110, 156, 172, 198) and a collet (10, 50, 108, 150, 164, 186) and a locking element (26, 28, 46, 48, 64, 66, 92, 94, 105, 107, 152, 162, 166, 170, 182, 184, 196, 202) on each of the collet (10, 50, 108, 150, 164, 186) and shank (30, 70, 110, 156, 172, 198) arranged to mechanically cooperate to hold the collet (10, 50, 108, 150, 164, 186) and shank (30, 70, 110, 156, 172, 198) in a predetermined relative position. Two locking elements (26, 28, 46, 48, 64, 66, 92, 94, 105, 107, 152, 162, 166, 170, 182, 184, 196, 202) may be provided on each side of the collet which are rounded protrusions and which cooperate with corresponding holes in the shank.

Abstract: A jewelry product whose ring shank is strengthened after ring sizing by securing a protective reinforcement plate made of a material to a recess in the ring shank. The ring shank is less susceptible to wear from abrasion than is the ring shank. The ring shank may have a decorative portion facing outwardly located diametrically opposite the recessed portion. An insert may be seated about the decorative portion.

Abstract: A ring formed of a first gold layer and second silver layer wherein the silver layer is more than fifty percent of the ring weight. The layers are bonded together with the gold layer on a portion of the outer surface to give an appearance of a ring formed entirely of gold. A method for fabricating the ring is also provided.

Abstract: A jewelry ring and an associated assembly method involves the ring being assembled with a set of easily fabricated components that allow for mass production, easy custom fabrication, and use in hobby kits. The ring employs a U-shaped shank formed of sheet material and a bezel formed of sheet material that are attached to each other in a manner that imparts the ability for the bezel “float.” The bezel has an upper portion formed with sheet material to provide for ornamentation with designs or gemstones. The bezel further includes a lower portion that has a plurality of parallel ferrules. The shank includes a plurality of holes in each end and the bezel is attached to the shank with bars or wires that are inserted through one end of the shank, through the ferrules and through the other end of the shank and secured with retainers.

Abstract: A device for expanding the circumference of a ring shank includes: (a) an expansion unit movably attachable to an inner surface of the ring shank; and (b) a single hinge pivotally attached within the ring shank about opposite the expansion unit; wherein the expansion unit includes a first, hollow tubing section, an expansion pin or shaft having a first end portion mounted in the first tubing section, and a second, hollow tubing section slidably supporting an opposite, second end portion of the expansion pin or shaft. Also included herein is a ring comprising this ring expansion device. A method of installing a ring expansion device in a ring is also included.

Abstract: A method of enlarging a ring. A ring to be enlarged is severed, preferably with an end mill, and then expanded. The end mill will preferably cut a circular section from the ring, so that the ends of the now severed ring are concave. A plurality of preformed bars are also provided. The bars will have curved ends that match the curvature of the ring ends. The curvature of the bars and the ring will also match. The width of the various bars, between the ends, will be selected to correspond to desired increases in the ring circumference. A cross-sectional slice will be cut from a bar of the appropriate width and inserted into the severed ring. The ring and the cross-section will then be joined together, preferably with an induction welder, which can be used to quickly heat only a limited portion of the ring and insert.

Abstract: The present invention generally relates to a jewelry ring (1) and a method for the production of such a jewelry ring (1). The jewelry ring consists of a first ring (2) having an inner surface area, a second ring (3) and a sliding ring (4), the latter is located between the first ring (2) and the second ring (3) to ease a preferably frictionless twistability of the two rings to each other.

Abstract: Disclosed are structure for inlaying precious metal in and outer peripheral surface of a ring and method for manufacturing a ring inlaid with precious metal in an outer peripheral surface. The ring includes a annular blank obtained by compressing a powdered mixture including 80 to 85 weight percent of tungsten carbide in a mold by means of a hydraulic press, and a precious metal inlaid in an outer peripheral surface of the annular blank after sintering the annular blank. An annular groove is formed at an outer peripheral surface of the annular blank, in which the annular groove is defined by sidewalls, which are inwardly inclined in a downward direction, and a bottom wall. Inclined slots having a gradient identical to that of the inclined sidewalls are formed at both lower edge portions of the annular groove, in which the lower edge potions are defined between the bottom wall and the inclined sidewalls.

Abstract: The present invention is a novel technique for setting a multiplicity of precious stones such as diamonds into a unique setting to enhance the beauty and presentation of the multiplicity of set stones, with the technique including setting a center stone held by small prongs, an outer series of stones wherein each outer stone is held by a pair of large prongs, and an intermediate series of stones held by the larger outer prongs which hold the small stones so that the intermediate stones partially cover the center stone and outer series of stones in a manner which conceals the way the outer stones are held.

Abstract: The Dove-Tail Sizing Stock with Solder Pockets includes the technique of increasing or reducing the size of a circular object, such as a finger ring. The sizing stock includes dovetail shaped ends with pockets of solder on each end. The solder that is inserted into the holes drilled into the dove-tail crevices on each end of the sizing stock is of the same color, karat and hardness as the sizing stock. The sizing stock will be of the same material, color, karat and hardness as the circular object or finger ring to be sized. It will be understood that the foregoing description is for illustration purposes only. Other adaptations and uses of the invention may be made without departing from the spirit and scope of the invention as set forth in the appended claims.

Abstract: A decorative jewelry finger ring of the present invention, adapted for wearing by an individual for decoration, generally made from a tubular ceramic component. Additional embodiments may include an inner groove recessed into the inner surface of the ring, and further embodiments discloses a slip-resistant member disposed within the inner groove. A method for making finger ring jewelry generally includes cutting a finger ring workpiece off of a sintered ceramic tube by using a superhard cut off wheel; and performing post-sintering operations for forming finger ring jewelry. The new method of making a decorative jewelry finger ring is time, energy and labor saving.

Abstract: An improved recloseable ring and a method of manufacturing thereof.

Abstract: Among other embodiment, disclosed herein is a setting for a gem formed from a blank, comprising a base formed from the blank and a negative impression forced against one another, at least three prongs formed from the blank and the at least one negative impression being forced against one another so that the at least three prongs extended radially from the base in a substantially coplanar manner, each of the at least three prongs having an end distal to the base, where the distal ends are forced to substantially face each other, and at least one receptacle end, formed from forcing a solid against the at least one of the distal ends, and adapted to confine the gem between the distal ends. A related method is also disclosed.