1. Field of the Invention
The present invention relates to a hand held fastening aid for disengagingly coupling male and female members of a fastening unit. More specifically, the present invention relates to a jewelry piece fastening aid which enables hands-free engagement with a fully adaptable spring-clasp or spring-clamp member to aid a user in securing jewelry about a user's own body.
2. Description of the Related Art
Jewelry, such as rings, brooches, necklaces and bracelets is widely used by women and men for ornamentation and particularly bracelets or ornamental bands or chains or strings are worn about a person's limbs. While bracelets are formed of many materials and applications are varied, it is quite common to understand that at the end of each bracelet or necklace or clasp there is some type of engagement mechanism. Such engagement mechanisms are alternatively referred to herein as clasps and have a first interlocking member and a second related interlocking member.
Typical clasps with first and second interlocking members often include spring biased interlocking members each of which is attached with (commonly) a slip lever and a receiving opening. Such bracelets are referred to in U.S. Pat. No. 5,709,327 to LaMacchia et al (entitled Bracelet Fastening Device) the entire contents of which are herein incorporated by reference. The LaMacchia patent refers to a bracelet-fastening device having a hand held member in an end clasping assembly. The LaMacchia patent is a division of U.S. patent application Ser. No. 08/400,024 filed Mar. 6, 1995, the entire contents of each of which are herein incorporated by reference.
In typical clasps either one of the receiving or mating members can be operated by hand to release the other. A mating member interlocks with a receiving member to connect the two ends of the bracelet together. Various configurations of releasable clasps have been devised for connecting the ends of bracelets and necklaces together and retain them around a person's limbs.
A major problem with a bracelet having a releasable spring clasp, and particularly spring ring and lobster type clasps is the effort required by a person to easily and quickly fasten a bracelet around their wrist. In manually fastening a bracelet around one's wrist an individual to exhibit great dexterity where there is no third hand or assistant available to engage and position the spring clasp, particularly where the user faces a physical disability that challenges dexterity.
For example, where there is no retaining assistant hand, first a user's hand adjoining the wrist upon which the bracelet is to be worn is often of no help manipulating the clasp and the person must instead solely use one hand opposite to the wrist from which the bracelet is to be worn to hold the first interlocking member in place while attempting to swing or position or juggle the second interlocking member into an advantageous spring lock engagement position while simultaneously actuating a lever-release for a spring-clasp. Frequently a person needs to try several times in order to successfully grasp the clasp of a bracelet when attempting to fasten it around their limb without the assistance of a third hand.
In particular the LaMacchia reference discloses in the figures an embodiment that includes a U-shaped claw ratting member that is springably engaged to bring two parallel surfaces into a gripping orientation. This gripping orientation is disclosed as engaging parallel flat sides of a female or male bracelet end.
During operation the LaMacchia patent teaches the grasping of the female parallel sided bracelet clasp and holding an engageable body member with the bracelet hand while using an alternative hand to laterally slide a male positioning member within the female clasp receiving cavity. As taught, the clamping assembly in the LaMacchia device is unable to retain spring clamps or lobster type clamps known in the prior art in an open and engageable position because it fails to engage the spring levers of the clasp type and simultaneously fails to retain the spring clamp clasp body relative to the spring lever, thereby forcing a user to employ their fingers and fingernails to maintain a delicate balance to hold the clip open.
As noted, it should be known to those familiar with spring clamp clasps that it is necessary to both simultaneously engage a spring clamp release lever, engage the lever, operate the lever against an internal spring bias and open a receiving slot, and stabilize and retain the spring clamp clasp body to enable relative motion of the spring clamp lever. The LaMacchia device fails to enable any of these requisite steps in engaging a “spring ring type clasp” or a “lobster claw type clasp”.
Similar problems are faced by a user attempting to button up a piece of his/her wardrobe. In particular, a person with impaired fine motor skills may experience difficulty while engaging a button in a loop, and may require the assistance of a mechanical device to aid the process.
Therefore there is a need for a jewelry fastening aid to enable the user to readily grasp and operate spring ring and lobster claw type clasp mechanisms for bracelets and other jewelry.
An object of the present invention is to provide at least one jewelry fastening aid that responds to one of the needs noted above.
Another object of the present invention is to provide a jewelry fastening aid which enables ready clasping and engaging of the spring ring and lobster claw spring clasp type mechanisms.
Yet another object of the present invention is to provide a jewelry fastening aid enabling a single user to grasp and actuate and retain in an open position a spring ring or spring lobster claw type clasp thereby readily enabling a user to hold in an engaged and open position such a spring clasp and thereby readily allow one handed application of bracelets and necklaces.
It is another object of the present invention to provide such a jewelry fastening aid for use by a person with impaired fine motor skills in which the device assists in fastening a bracelet around one's wrist.
It is another object of the present invention to provide a jewelry fastening aid that employs a pivoting and re-positionable clamping member relative to a body-holding member, wherein convenient holding angles may be established for a user.
It is another object of the present invention to provide such a jewelry fastening device that holds one of two interlocking members forming a clasp of a bracelet so that the engaged clasp member may be retained in a sprung-open position enabling single hand engagement.
It is another object of the present invention to provide such a jewelry fastening aid that is simple in construction and which may be manufactured readily and inexpensively.
It is another object of the present invention to provide a jewelry fastening aid that includes one and optionally two or more accessible storage cavities.
It is another object of the present invention to provide a jewelry fastening aid with at least one storage cavity including one of an anti-tarnishment and a polishing material in a removable-replaceable form or a presently-fixed form.
It is yet another particular object of the present invention to provide such a jewelry fastening aid with a clamping assembly composed of biased releasable clamping jaw members which have a jewelry-scratch resistance construction, namely plastic or ceramic coated metal or other soft resilient and yet firm composition, so as to thereby eliminate scratching and damage of jewelry during assembly.
The present invention relates to a jewelry fastening aid assists a user in readily and securely joining disparate flexible ends of bracelets about the user's own wrist. The device provides a substantial improvement over related articles attempting to serve a related need but which are limited in application to slip-clasps. A clamping assembly enables hands-free engagement with spring-clamp clasps, and holds spring clamp-clasps securely in an open position by engaging and retaining a tensioned opening-lever in an open position while simultaneously locking a spring-clamp body relative to the clamping assembly.
The above, and other objects, features and advantages of the present invention will become apparent from the following description read in conduction with the accompanying drawings, in which like reference numerals designate the same elements.
Reference will now be made in detail to several embodiments of the invention that are illustrated in the accompanying drawings. Wherever possible, same or similar reference numerals are used in the drawings and the description to refer to the same or like parts or steps. The drawings are in simplified form and are not to precise scale. For purposes of convenience and clarity only, directional terms, such as top, bottom, up, down, over, above, and below may be used with respect to the drawings. These and similar directional terms should not be construed to limit the scope of the invention in any manner. The words “connect,” “couple,” and similar terms with their inflectional morphemes do not necessarily denote direct and immediate connections, but also include connections through mediate elements or devices.
Referring now to
The configuration of head member 5 is not limited to a generally frustoconical shape as shown in
As depicted most precisely in
Axial rotation assembly 7 is shown with an optional axial rotation stop mechanism 7″ rotatably fixed to arms 11 and rotatably coupled to head member 5. As noted, the stop mechanism 7″ enables clamping member 4 to rotate at a full 360° angle about longitudinal axis 7′ and prevents involuntary displacement of member 4 about axis 7″ after the desired angular position of member 4 is established. On the other hand, clamping member 4 includes a perpendicular rotation or 360° pivot assembly 6 having a rotation stop assembly 6″ which enables first and second jaws 8 and 9 of clamping member 4, respectively, to pivot synchronously relative to arms 11 about a pivot axis 6′ which extends substantially perpendicular to longitudinal axis 7′. As diagrammatically shown in
As can be readily conceived by one of ordinary skills, clamping member 4 and head member 5 may be manufactured as two separate components displaceably coupled to one another. Alternative embodiments are envisioned that fix clamping member 4 relative to a simplified head member 5, thereby reducing manufacturing costs and damage (as will be discussed).
Referring to
As shown in
Returning to
Referring to
In one adaptive embodiment a tarnish reducing agent or composition or an anti-tarnishing claw or paper material may be positioned within cavity 16 and optionally within divided cavities 16a, 16b (
It should be understood by those of skill in the art that alternative types of anti-tarnishment and/or desiccant and/or cushioning or polishing materials may be positioned or stored within cavities 16, 16a, and 16b to the advantage of the user.
As is best shown in
A piece of jewelry may be configured, for example, as a bracelet. The bracelet includes a spring based piece hereinafter collectively referred to as clasp 19, a lever 19c extending to an outer periphery of spring ring 19b and shown in FIGS, 10, 11 and 12. In the known prior art, as shown in
Referring now to
During operation force may be applied (see
As is also clear from
During this engagement, as is clear to those familiar with the art, opening 19e is formed proximate gate 19d by actuation of lever 19c for ready engagement with a free end of clasp 19. As shown in
Thus, while conventionally the user's fingernails are commonly used to actuate lever 19c to open gate 19d, this has proven unsatisfactory to the art and inventive device 1 enables achievement of the same goal is provided herein in a secure and reliable manner by manipulating clamp member 19 without having the user's hand directly on lever 19c. Therefore those skilled in the art will readily recognize that the present invention provides substantial advantages to the earlier hand-process, particularly for users with physical challenges, those of older years, those lacking fine muscle control and those with arthritis or other medical conditions preventing them from manipulating finely mechanical parts and thereby assemble jewelry items. This is of particular advantage as well to those having particular disabilities to one hand.
For example, those having a disability or in fact the amputation of one arm may wish to employ fastening device 1 to engage the spring ring mechanism of the necklace, hold the device in their teeth via body member 3 or other area and use their remaining free limb to grasp the opposite end of clasp 19 and position it within opening 19e and release spring ring 19b to readily engage a bracelet or necklace with a one-handed operation.
It should be clear to those with skill in the art that using the present invention while most convenient to the use two hands for the manipulation of fastening device 1, fully enables single-handed use where an alternative means (teeth) is available to secure a body member 3 during the initial and post engagement of spring ring 19b or spring clamp body 19b within the stabilizing and holding mechanism formed by gripping surfaces 13 and positioning structures 12.
In
During operation and use it will become readily apparent that the present device can be operated in a simple and economical manner including the following steps:
Methods for operating the present invention:
It should be obvious to those skilled in the art that alternative spring type clasp devices may be readily engageable with the same fastening device 1.
Referring particularly now to
It will be clear to those skilled in the art that both claw based spring clamp jewelry as shown at 20 and spring ring based assembly or clasps shown at 19 may be readily manipulated according to the improvements of the present invention.
Therefore, it will become apparent that the advantages of the present invention include not only a secure travel cavity 16, 16A, 16B within body member 3 but the inclusion and ready operation of anti-tarnishment or anti-desiccant materials within the cavity as well as the particular improvement shown by clamping member 4 and the ease which spring clamp bodies may be manipulated and retained in a hands-free open position thereby enabling a single user operation of all jewelry art.
Additional benefits note that the present structure secures spring rings and claw based spring clamps in a position that prohibits lateral movement or skidding, or unintended separation from clamping member 4 and head member 5. Yet another improvement provided by the present invention is that head member 5 and clamping member 4 may be removed from body member 3 or in fact may be snapped off a rigid body member 3 for repair or replacement or storage within head cavity 16b, thereby preserving the integrity of supporting arms 11 and first and second clamping jaws 8 and 9.
In the specification, means- or step-plus-function clauses are intended to cover the structures described or suggested herein as performing the recited function and not only structural equivalents but also equivalent structures. Thus, for example, although a nail, a screw, and a bolt may not be structural equivalents in that a nail relies on friction between a wooden part and a cylindrical surface, a screw's helical surface positively engages the wooden part, and a bolt's head and nut compress opposite sides of a wooden part, in the environment of fastening wooden parts, a nail, a screw, and a bolt may be readily understood by those skilled in the art as equivalent structures.
Having described at least one of the preferred embodiments of the present invention with reference to the accompanying drawings, it is to be understood that the invention is not limited to those precise embodiments, and that various changes, modifications, and adaptations may be effected therein by one skilled in the art without departing from the scope or spirit of the invention as defined in the appended claims.
This application is based on and claims priority to U.S. Provisional Patent App. Ser. No. 60/723,691 filed Oct. 5, 2005, and U.S. Provisional Patent App. Ser. No. 60/762,810 filed Jan. 27, 2006, the contents of each of which are herein fully incorporated by reference.
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Number | Date | Country | |
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20070074375 A1 | Apr 2007 | US |
Number | Date | Country | |
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60762810 | Jan 2006 | US |