Abstract: A piece of jewelry is disclosed, which has an adjustable inner diameter, includes first and second parts, in the form of portions of a ring and having respective first and second ends, the first and second parts being connected to each other by a pivot type connection. Moreover, each of the first and second parts has a first of its ends adapted to cooperate with a first end of the other part, by nesting of variable depth, to define a closed ring of adjustable inner diameter. At least one spring member is adapted to act on both parts so that their first ends tend to nest one within the other to reduce the inner diameter of the piece of jewelry. The pivot type connection is at a distance from the second end of the first part, the latter having an overlap portion, located between the pivot type connection and the second end, of greater radius than an inner portion of the second part facing which it is located, so as partly to overlap it.

Abstract: A finger mounted instrument cleaner (2) of the type having an elongated semi-circumferential protective body (4) to desirably wrap around a finger. The protective body (4) has a volume of absorbent foam or cleaning member (22) thereon and a securing means to engage a finger. The securing means comprises a semi-circumferential finger clasp (12) pivotably conjoined to a first side of said protective body by a flexible juncture or flexion pivot (10) and a clasp securing extension (18) contiguous to an opposing second side of said protective body. The finger clasp (12) and clasp securing extension (18) have a predetermined number of ratchet teeth formed thereon. Desirably pivoting said engaging clasp (12) to communicate with clasp securing extension (18) engages the ratchet teeth to form a variably interlocking circumferential union with said protective body (4).

Abstract: A ring (1) defines a seat (3) for being worn on a finger and has an adapter device (10) capable of automatically adjusting the diameter of the seat (3); the adapter device (10) is provided with at least one arm (11) coupled to a structure (2) of the ring (1) so as to move between a retracted position and a forward position with respect to the center of the seat (3); the arm (11) is pushed to the forward position by at least one elongated spring (22), which substantially extends in a circumferential direction and has a first end portion (23) fixed to either the structure (2) or the arm (11), and a second end portion (28), opposite to the first (23) and arranged resting against the other (2) of either the structure or the arm.

Abstract: A size adjustable item of jewelry has a plurality of movable inserts placed within a channel or a groove formed into the inner circumferential surface of body frame of generally a ring shape. The movable inserts are biased towards the radial center of the body frame by an elastic member, and thus can move in a radial direction with respect to the body frame such that inner surfaces facing the radial center of the movable inserts together define another generally ring shape of varying radius, and thereby allows the size of the ring shaped jewelry to be adjusted within a range of sizes.

Abstract: A ring securing device (1) and method in which the ring securing device is a circular band having elastomeric qualities. To use, a first end (2) of the ring securing device is looped around a bottom of a ring (9) and then placed though a second end (3) of the ring securing device, thereby securing the ring securing device to the ring. A user then places his/her finger (10) through the ring securing device and the ring.

Abstract: A mounting device for hand-worn jewelry in the shape of two open rings joined together at their ends essentially forming an inverted ‘m.’ The mounting device comprises two semicircular arcs joined together to form the bottom of the inverted ‘m’ shape and three vertical stems connected at their lower end to the semi-circular arcs thus forming the legs of the inverted ‘m’. Caps are affixed to the tip of the stems, to allow anchoring of the mounting device to the webbing of the hand and also to provide on their upper surface a mounting and display area for mounting precious stones or for engraving artistic motifs.

Abstract: The various embodiments of the present invention comprise ring sizing devices and rings incorporating the devices that ameliorate one or more of disadvantages of prior art devices and rings. The various embodiments are one or more of more comfortable to wear, less complicated, more reliable, less visually obtrusive, and less expensive to produce than prior art devices and rings.

Abstract: A magnetic jewelry-forming component for preparing a jewelry article. The article includes a body member configured and dimensioned in an ornamental shape and having a first magnetizable portion for attractive or repulsive magnetic association with at least one other magnetic jewelry-forming component and at least one further element for magnetically coupling to the at least one other magnetic jewelry-forming component. Advantageously, the body member has a magnetic strength that can be overcome by a person's hand strength such that the body member and at least one other magnetic jewelry forming component can be placed in different positions relative to each other.

Abstract: An adjustable ring according to one embodiment of the present invention includes a ring portion having an outer surface and an inner surface defining an opening for receiving a finger therethrough; a movable segment coupled to the ring portion and movable between a first position and a second position; and a spring element coupled to the ring portion and the movable segment to allow movement of the movable segment between the first position and the second position. According to another embodiment of the present invention, the adjustable ring further includes an insert portion coupled to an inner surface of the ring portion, the insert portion having an opening; and the movable segment coupled to the insert portion and having a surface movable through the insert portion opening.

Abstract: A tubular bladder has an outside wall connected to an inside surface of a finger passage through a band of a finger ring. An inside wall of the bladder is integral with the outside wall and forms a gas chamber. A passage connects the gas chamber to a source of air. Increasing air in the gas chamber reduces the diameter of the finger passage. Reducing the quantity of air in the gas chamber increases the diameter of the finger passage. A valve can be provided to meter air into and out of the bladder. If the bladder is resilient and tends to expand the area of the gas chamber, an air passage can let air into and out of the bladder.

Abstract: An adjustable band ring includes a band formed by threading a thread through a thread hole provided on each of individual jewel or precious metal beads, a chain-like band formed by joining individual sub-chains made of precious metals, or a ring band formed by joining individual sub-rings made of precious metals. The ring further includes a band retainer on the base end of the band for holding the side of a middle portion of the band that has completely been wound around the finger, a hook on the forward end of the band extending beyond the band retainer and adapted to engage the side of the middle portion of the band, and a plurality of individual jewel beads mounted on the side of the band retainer that will be located on the upper face side of the band retainer when the ring is mounted on the finger.

Abstract: A linkable jewelry device is provided having a male clasp section and a female clasp section at opposite ends of the device. The female clasp section is adjustably retainable by the male clasp section. A plurality of longitudinal inflexible sections are interleaved with and hingedly attached to a plurality of connectors. When the female clasp section is retained by the male clasp section, the device forms an adjustable ring for wearing on a finger. The male clasp section has a number of notches into which a crossbar of the female clasp section may be selectively retained. The ring may be adjusted in diameter depending upon which notch retains the crossbar. Two or more devices may be linked together to form an adjustable-length bracelet or necklace.

Abstract: A tubular bladder has an outside wall connected to an inside surface of a finger passage through a band of a finger ring. An inside wall of the bladder is integral with the outside wall and forms a gas chamber. A passage connects the gas chamber to a source of air. Increasing air in the gas chamber reduces the diameter of the finger passage. Reducing the quantity of air in the gas chamber increases the diameter of the finger passage. A valve can be provided to meter air into and out of the bladder. If the bladder is resilient and tends to expand the area of the gas chamber, an air passage can let air into and out of the bladder.

Abstract: A self-adjusting finger ring size reducing mechanism has spring biased arms pivotally mounted in a slot in the lower shank portion of a ring. The arms are urged into the finger opening by the springs comprised in the slot by the arms and are retained in the slot by a bridge across the top of the slot intermediate its ends which engages the free ends of the arms to limit their movement out of the slot. The mechanism can be retrofitted to existing finger rings.

Abstract: An expandable jewelry ring. The ring has a split circular spring made of springy metal and having first and second ends separated by a gap. A tongue portion extends from the first end of the spring and into the gap. A mounting is made of metal and has a generally split circular shape with first and second ends separated by a gap and having a spring channel formed therein. The spring channel has a first portion and a second portion. The spring is positioned in the first portion of the spring channel, with the tongue portion being slideably moveable in the second portion of the spring channel. When pressure from a wearer's finger is exerted on the inside of the mounting, it will expand the effective size of the ring, and when pressure is relieved, the ring will spring back to its original size.

Abstract: A tubular bladder has an outside wall connected to an inside surface of a finger passage through a band of a finger ring. An inside wall of the bladder is integral with the outside wall and forms a gas chamber. A passage connects the gas chamber to a source of air. Increasing air in the gas chamber reduces the diameter of the finger passage. Reducing the quantity of air in the gas chamber increases the diameter of the finger passage. A valve can be provided to meter air into and out of the bladder. If the bladder is resilient and tends to expand the area of the gas chamber, an air passage can let air into and out of the bladder.

Abstract: A finger ring fitting aid is attached readily to a finger ring and has a sizing member selectively movable between a first position, wherein the sizing member lies outside the finger ring opening to enable unrestricted access to the opening for placement of the ring on a wearer's finger, and a second position, wherein the sizing member lies inside the finger ring opening to constrict the opening to a desired fitted size. A resilient biasing mechanism biases the sizing member into either one of the first and second positions such that movement of the sizing member to either position and retention of the sizing member in either position is accomplished with ease and without requiring any auxiliary tool.