JP2009104115A - Device for attaching/detaching bows of glasses - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a device for attaching/detaching bows of glasses, capable of constituting design-oriented bows with a simple structure in glasses and which is installed detachably and replaceably. <P>SOLUTION: The device for attaching/detaching the bows of glasses comprises a latching part of convex plate protrusion, fixed foldably via a hinge to an end piece constituting a lens part, and a convex plate protrusion fitting attachment provided on the inside of the bows. The convex plate protrusion fitting attachment has a C-groove fitting part for fitting the convex plate protrusion, where the C-groove has one open end and the other lens part side end being closed; and the convex plate protrusion has a portion, fitted in the C-groove fitting part of the convex plate fitting attachment and is provided with a drop-out preventing means. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

The present invention relates to a vine eyeglass detaching apparatus.
More particularly, the present invention relates to an attachment / detachment device for attaching a vine of a spectacle so as to be attachable / detachable.

  2. Description of the Related Art Conventionally, spectacles are formed such that a vine is provided in a foldable manner via a lens frame or a lens end piece, and an ear hook piece provided at the tip of the vine is hooked on the auricle.

  For example, Patent Document 1 also mentions inconvenience in carrying two items for everyday use and those for sport use. Also, replace with different fashion, appearance, and / or type temple parts, replace more durable sports or safety type temples as appropriate, different sizes for growing children or different users Patent Document 2 describes that it is preferable to be able to attach temple parts having a shape and / or shape, but various vine attachment / detachment devices have been proposed for the purpose of detachable exchange of the vines. .

  As an example, a vine fitting is composed of a vine fitting that is foldably attached to an end piece fixed to the outer side of a spectacle frame main body holding a lens via a hinge, and a fitting protrusion provided at the base end of the vine. The tool accommodates a leaf spring with a locking collar at the tip in the cylindrical body hole, and this leaf spring has a push button that protrudes outward from the cylindrical body. There has been proposed a fitting / detaching device (Patent Document 1) and the like for spectacles in which a fitting portion that is formed and an engagement collar portion that is formed at the distal end of the fitting portion and engages with a locking collar piece are formed.

  Also, a device for removably attaching a temple having a front end to a lens frame, an insertion structure that is pivotably attached to the lens frame, and a releasable holding in a cavity that is provided at the front end of the temple and accommodates the insertion structure And a holding means for holding the insertion structure in the cavity so that the front end of the temple is positioned directly adjacent to the lens frame so that the insertion structure is substantially hidden when viewed from the outside (Patent Document 2). In particular, Patent Document 2 proposes an apparatus for removably attaching a single temple to a lens frame.

In addition, Patent Document 3, Patent Document 4, Patent Document 5,
Many proposals have been made in Patent Document 6, Patent Document 7, Patent Document 8, and the like.

However, with the means shown in Patent Document 1, a vine wearing tool is provided on the outer side of the spectacle frame body, and cannot be exchanged as seen from the outside. Even if a complicated vine mounting structure is stored on the side of the spectacle frame main body, the push button protrudes outward and is protruding. Further, the means shown in Patent Document 2 relates to a patent in which a lens frame exists, and the type of the lens frame design and the temple design are limited in design, and a lens frame and a temple that match in design are prepared. It is necessary to prepare many kinds.
In addition, it cannot be applied to frameless glasses, and because it has a single temple structure, there are design constraints such as a complex structure of the temple and a certain thickness of the temple. .
Furthermore, in patent document 3, a vine main body is provided in both sides of a front part, a vine main body cannot be replaced | exchanged, and it restrict | limits in design, such as a push button being located outside. In Patent Document 4, temple fittings are provided on both outer sides of the eyewire, and are visible from the outside, and are restricted in design as in Patent Document 3.
In addition, in Patent Document 5, Patent Document 6, Patent Document 7, and Patent Document 8, etc., the attachment / detachment device is provided on the outer side of the spectacle frame body, and is not provided on the vine side. Limited by design. As described above, there are various problems with the means shown in the previous patent document.
In addition, a temple for a spectacle frame in which the appearance of the temple can be changed by replacing the decorative member without attaching / detaching the spectacles, and a spectacle frame including the temple have been proposed in Patent Document 9, but it comes into contact with the ear. There is a problem that the part (modern) is formed as a single piece and cannot be replaced, and is restricted in terms of design.

No. 2-16329 Special table 2003-536093 gazette JP 2007-24955 A Japanese Utility Model Publication No. 60-28734 JP 2006-518047 gazette Actual registration 3016394 Japanese Patent Publication No. 48-11909 Japanese Utility Model Publication No. 6-25826 Utility Model Registration No. 3119770

  In view of the prior art as described above, the present invention provides an attachment / detachment device for attaching a vine that is simple in structure and capable of constituting a vine that places importance on design in rimless glasses. Let it be an issue.

As a result of intensive studies to solve the problems, the inventor of the present invention has, in edgeless spectacles, an end piece provided with a locking portion via a hinge, and a locking portion constituted by a separate part on the temple side. It has been found that by providing a detachable device to be fitted and installed, it is possible to construct a vine that has a simple structure and emphasizes design, and has completed the present invention.
The technique of the present invention is not limited to edgeless glasses, and a similar attachment / detachment mechanism can be provided for glasses with lens support with a normal lens support frame.

That is, the present invention includes a convex plate-like projecting piece fitting device provided on the inner side of the vine, provided with an engaging portion of a convex plate-like projecting piece that is foldably attached to an end piece constituting the lens portion via a hinge. An apparatus for attaching and detaching spectacles comprising the convex plate-like projecting piece fitting device, wherein the convex plate-like projecting piece fitting device forms a C-groove fitting portion into which the convex plate-like projecting piece is fitted, with one end of the C groove being an opening and the other end. The lens portion side is closed, and the convex plate-like projecting piece forms a fitting portion that fits into the C-groove fitting portion of the convex plate-like fitting device, and is provided with anti-separation means. A vine attachment / detachment device is provided.
The eyeglass vine attachment / detachment device having such a configuration can constitute a vine that is inexpensive, has a simple structure, and emphasizes design.

  As a means for preventing slipping, the wire spring is accommodated in parallel with the C groove fitting portion, and the hooking piece of the wire spring is provided in the vicinity of the opening of the C groove. An apparatus for attaching and detaching eyeglasses, characterized in that it is provided with a push button that protrudes into a convex plate, and an engagement hook portion that engages with the locking hook piece is formed on a convex plate-like protruding piece. To do.

Further, as another retaining prevention means, a retaining groove is formed by forming a recessed groove on the upper and lower surfaces of the convex plate-like fitting device, fitting the sandwiched groove and contacting the hinge. A spectacle vine attachment / detachment device is provided.

Further, in the eyeglass vine attachment / detachment device according to the present invention, the end piece and the hinge of the vine are formed on the face side so as not to be seen from the outside, and thus can receive mechanical damage from the outside. Absent.
Moreover, the spectacle design can be enhanced in the spectacle vine attachment / detachment device having such a configuration.

Furthermore, it is preferable that the end piece has a decorative part on the side surface of the lens.
With the vine eyeglass attachment / detachment device configured as described above, the vine shape can be further simplified while the vine shape can be further simplified, and the vine can be manufactured at low cost, and many types of vines can be prepared. Increase customer options.

  Furthermore, it is preferable that the convex plate-like projecting piece fitting device has a contact surface that contacts the inside of the vine at both longitudinal ends of the convex plate-like projecting piece fitting device. In the vine spectacle attachment / detachment device having such a configuration, even if the vine shape has irregularities, the contact surface that contacts the inside of the vine of the convex plate-like projecting piece fitting device can be made the minimum area. It is possible to stably contact the position determined inward, and when fixing by brazing, etc., it becomes difficult for heat to escape to the excess part, reducing the amount of expensive wax used, or contacting the wax It can flow into the surface gap and be securely fixed, thereby improving workability, improving dimensional stability, reducing costs, and the like.

  The eyeglass vine attachment / detachment device of the present invention can provide a vine that enhances the design of the eyeglasses, simplifies the structure of the vine, and can be manufactured at low cost, so that many types can be prepared and satisfying users who demand diversity. On the other hand, since the vine attaching / detaching device can be prepared as the same part regardless of the shape of the vine, there is an excellent effect that the manufacturing cost can be reduced by the mass production effect.

  Hereinafter, embodiments of the eyeglass vine attachment / detachment device of the present invention will be described with reference to FIGS.

(First embodiment)
FIG. 1 is a perspective view showing a main part of the first embodiment. In the figure, reference numeral 100 denotes a left lens, and a right lens, a pad portion in contact with a nose for supporting spectacles, and the like are not shown. The lens unit 100 may be a lens directly or a support frame.
Reference numeral 200 denotes a temple of the glasses, which is made of a titanium material or the like, and a portion where the convex plate-like projecting piece fitting device 300 is brought into contact with the rear surface of the temple 200 is formed thick.
Reference numeral 400 denotes an end piece at both ends of the front connected to the vine, which forms a decorative portion 402 that abuts against a screwed portion 401 that fixes the lens portion 100 and a side surface of the lens portion 100 to prevent rattling. Reference numeral 500 denotes a convex plate-like projecting piece formed of a monel material or the like and provided with a locking portion, which is engaged with the end piece 400 via a hinge 501 and includes a folding mechanism.
The ear hooks provided at the tip of the vine 200 are not shown and are omitted. Reference numeral 600 denotes a screw that rotationally supports the end piece 400 and the convex plate-like protruding piece 500.

FIG. 2 is an enlarged view of a main part indicated by an arrow A in FIG. Reference numeral 101 denotes a screw for fixing the lens unit 100 with a nut 104 via spacers 102 and 103 formed of a resin material or the like. Reference numeral 402 denotes a decorative portion that comes into contact with the side surface of the lens portion 100. The decorative portion 402 is integrally formed with the end piece 400 and has a height of 200 or less when viewed from the outside, and is made of a beryl copper cast material or the like. The portions of the convex plate-like projecting piece fitting device 300 that are in contact with the inside of the temple 200 are longitudinal ends 301 and 302, and a space 303 is provided between the longitudinal ends 301 and 302.
The longitudinal ends 301 and 302 are fixed to the back surface of the vine 200 by brazing or the like. The vine 200 extends to the lens unit 100 side and forms the end piece 400 and the convex plate-like projecting piece fitting device 300 so as not to be seen when viewed from the outside (opposite to the face side). I am letting.
The hinge 501 of the convex plate-like projecting piece 500 is formed with a contact surface 502 that abuts and positions on the end piece 400, and the temple 200 rotates around the screw 600 and stops rotating at a predetermined position. A push button 304 is attached to a wire spring built in the convex plate-like projecting piece fitting device 300 by brazing or the like.

FIG. 3 is a perspective view showing the appearance of a single component of the convex plate-like protruding piece 500.
A bearing hole 503 is formed through which a screw 600 provided in the hinge 501 passes. Reference numeral 504 denotes an engaging hook portion of the wire spring locking hook piece 305 provided on the other end side of the hinge 501 of the convex plate-like protruding piece 500.

FIG. 4 is a perspective view of the appearance of a single component of the convex plate-like protruding piece 500 as seen from the back side in FIG.
In the figure, reference numerals 505 and 506 are insertion portions of the convex plate-like projecting piece 500, have a predetermined thickness, and are connected on the hinge 501 side and the lens unit 100 side to form a semicircular flange 507. .

FIG. 5 is a cross-sectional view taken along BB in FIG.
The dimension of H1 is the same as the thickness of the hinge 501.

FIG. 6 is a perspective view showing the external appearance of a single component of the convex plate-like protruding piece fitting device 300. Reference numeral 306 denotes a C groove fitting portion into which the convex plate-like projecting piece 500 is fitted, and grooves 307 and 308 into which the fitting portions 505 and 506 of the convex plate-like projecting piece 500 are fitted are formed. A groove 309 connected to the shape is formed, and a semicircular flange 507 of the convex plate-like protruding piece 500 is fitted and mounted.
Between the grooves 307 and 308, an opening gap H2 is formed on the opposite side of the temple 200, and the groove 307 and 308 are formed so as to fit with the convex portion 508 that forms H1 of the convex plate-like protruding piece 500.
310 is a wire spring provided below the C groove fitting portion 306, and a push button 304 is fixed to the wire spring 310 in the vicinity of the inlet of the C groove fitting portion 306 by brazing or the like. Further, a notch 311 for escaping the push button 304 is provided in the convex plate-like projecting piece fitting device 300.

FIG. 7 is a perspective view of a single component appearance of the convex plate-like projecting piece fitting device 300 as seen from the back side (viewed from the surface side in contact with the temple 200).
In the figure, reference numeral 310 denotes a wire spring housed in a groove 312 provided at the bottom of the convex plate-like projecting piece fitting device 300, and is made of a titanium material or the like. One end of the groove 312 is formed open at the inlet side of the C groove fitting portion 306, and a closing wall 313 is formed at the other end.
One end of the wire spring 310 is abutted and fixed to the closing wall 313 by brazing or the like with a predetermined inclination. The other end of the wire spring 310 is bent in an L shape to form a locking hook piece 305, and the locking hook piece 305 is disposed at a position closing the inlet side of the C groove fitting portion 306.

FIG. 8 is a cross-sectional view taken along CC in FIG.
In the drawing, one end of the wire spring 310 is fixed by brazing or the like at a position close to the temple 200 side indicated by a two-dot chain line of the closing wall 313, and the position of the locking bar 305 is the inlet of the C groove fitting portion 306. Since the wire spring 310 is disposed at a position closing the side, the wire spring 310 has a predetermined inclination.

FIG. 9 is a cross-sectional view indicated by DD in FIG.
In the figure, the groove 312 for accommodating the wire spring 310 is formed at the lower part of the C groove fitting portion 306.

FIG. 10 is a cross-sectional view showing a state in which the fitting portions 505 and 506 of the convex plate-like projecting piece 500 are fitted into the C-groove fitting portion 306.
In the same figure, once the fitting portions 505 and 506 of the convex plate-like projecting piece 500 are fitted into the C-groove fitting portion 306, unnecessary force is not applied to the locking collar piece 305. . In other words, as for the positional relationship between the engaging hook portion 504 and the locking hook piece 305, no force is applied to the locking hook piece 305 unless a force for detaching is applied if a predetermined position is determined.
Since the locking bar 305 is formed by bending the wire spring 310, the force for returning the plastically deformed bending has a considerable force, and provides the locking bar 305 that is simple and durable. Can do.
To remove the locking collar 305 from the engagement collar 504, the push button 304 is pushed in the direction of the arrow (1), the locking collar 305 is pushed to the position indicated by the dotted line, and then (2) in the direction of the arrow. The convex plate-like protruding piece 500 may be moved. A force is applied to the wire spring 310 during this operation.

FIG. 11 is an explanatory diagram when the convex plate-like projecting piece 500 described above is fitted into the C groove fitting portion 306.
First, the lens-side semicircular flange 507 of the convex plate-like projecting piece 500 is moved to the arrow (2) side while being pushed toward the arrow (1) side of the locking collar 305, and the engaging collar 504 is engaged with the locking collar. Move until 305 is passed. During this operation, a force is applied to the wire spring 310.

(Second Embodiment)
FIG. 12 shows a diagram illustrating the second embodiment.
In the figure, the difference from the first embodiment is that the end piece 400 is formed with a large decorative portion 402 and the temple 200 is formed with a small lens portion side.
When the convex plate-like projecting piece 500 is fitted into the C-groove fitting portion 306, the hinge 501 is rotated so that the decorative portion 402 escapes from the direction shown by the arrow in FIG. The sex can be further enhanced.

(Third embodiment)
FIG. 13 shows a diagram illustrating the third embodiment.
In the figure, the difference from the first and second embodiments is that the convex plate-like projecting piece fitting tool 300 is not provided with the wire spring 310 and the convex plate-like projecting piece 500 with the engaging collar 504. is there. Another piece retaining stopper 700 is fitted and mounted in the concave grooves 320 provided at the top and bottom of the convex plate-like projecting piece fitting device 300.

FIG. 14 is a perspective view showing the appearance of a single component of the convex plate-like projecting piece fitting device 300 without the wire spring 310 shown in FIG.
In the figure, reference numeral 320 denotes a concave groove provided at the top and bottom of the convex plate-like projecting piece fitting device 300, and is provided in the longitudinal direction with a predetermined width and depth. C groove fitting part 306 grade has the same function as a 1st and 2nd embodiment. Since the wire spring 310 is not provided, the convex plate-like projecting piece fitting device 300 can be made compact.

15 and 16 are an explanatory view and a perspective view showing the retainer 700. FIG.
In the same figure, a retainer 700 made of a resin material or the like has a convex rib 701 that fits into a concave groove 320 provided at the top and bottom of a convex plate-like projecting piece fitting device 300. It is provided inside the prevention 700.
The convex rib 701 shown in the figure is shown in an arc shape but may be rectangular, and is formed substantially equal to the length of the concave groove 320 provided on the upper and lower sides of the convex plate-like projecting piece fitting device 300, and both ends are An oblique taper 702 is formed. The angle of the taper 702 is formed so that it does not come off easily when the knurling part for preventing slip provided in 703 shown in FIG. It is determined by the relationship with the force spreading in the direction of the arrow shown in the figure.
Further, the positions of the convex rib 701 and the concave groove 320 are determined such that either one of the both ends 704 of the retainer 700 abuts on the contact surface 507 of the hinge 501 shown in FIG.

When the convex plate-like projecting piece 500 is fitted into the C-groove fitting portion 306, the hinge 501 is rotated and the decorative portion 402 is escaped from the direction shown by the arrow (1) in FIG. ) Is simply slid and pushed in from the direction of () to fit the convex rib 701 and the concave groove 320, and the operability is easy.
The eyeglass vine attachment / detachment device according to the above embodiment not only enhances the design of the eyeglasses, but also simplifies the structure of the vine and can be manufactured at a low cost so that many types can be prepared. Can be matched to needs. In addition, the creation of the vine detachable device can be prepared as the same part regardless of the shape of the vine, so that it has been confirmed that there is an advantage that the manufacturing cost can be reduced by the mass production effect.

The principal part perspective view of 1st Embodiment. The principal part enlarged view shown by arrow A in FIG. 1 of 1st Embodiment. The convex-plate-shaped protruding piece component single-piece | unit external appearance perspective view of 1st Embodiment. The component single-piece | unit external appearance perspective view of the convex-plate-shaped projection piece which looked at FIG. 3 of 1st Embodiment from the back side. Sectional drawing shown by BB of FIG. 3 of 1st Embodiment. The component single-piece | unit external appearance perspective view of the convex plate-shaped protrusion fitting installation tool of 1st Embodiment. The component single-piece | unit external appearance perspective view of a convex-plate-shaped projection piece insertion mounting tool by the back view of FIG. 6 of 1st Embodiment. Sectional drawing shown by CC of FIG. 7 of 1st Embodiment. Sectional drawing shown by DD of FIG. 6 of 1st Embodiment. Sectional drawing which shows the state which inserted the convex plate-shaped protrusion of 1st Embodiment in the C-groove fitting part. Explanatory drawing when inserting the convex plate-shaped protrusion of 1st Embodiment in a C-groove fitting part. Explanatory drawing which shows 2nd Embodiment. Explanatory drawing which shows 3rd Embodiment. The component single-piece | unit external appearance perspective view of the convex plate-shaped projection piece insertion mounting tool of 3rd Embodiment. Schematic which shows the retaining of 3rd Embodiment. The external appearance perspective view which shows the retaining of 3rd Embodiment.

Explanation of symbols

100 Lens portion 101 Screw 102 Spacer 103 Spacer 104 Nut 200 Vine (Temple)
300 Convex-plate-like projecting piece fitting attachment 301 Both longitudinal ends 302 Both longitudinal ends 303 Space 304 Push button 305 Locking flange 306 C groove fitting portion 307 Groove 308 Groove 309 Groove 310 Wire spring 311 Notch 312 Groove 313 Closing wall 320 Concave groove 400 End piece 401 Threaded portion 402 Decorative portion 500 Convex plate-like protruding piece 501 Hinge mechanism 502 Contact surface 503 Bearing hole 504 Engagement flange portion 505 Insertion portion 506 Insertion portion 507 Contact surface 600 Screw 700 Retaining 701 Rib 702 Taper 703 Knurled part 704 Both ends

Claims (6)

  A convex plate-like projecting piece fitting device 300 provided with an engaging portion of a convex plate-like projecting piece 500 attached to the end piece 400 constituting the lens unit 100 via a hinge so as to be foldable. An apparatus for attaching and detaching spectacles, wherein the convex plate-like projecting piece fitting device 300 forms a C-groove fitting portion 306 into which the convex plate-like projecting piece 500 is fitted, with one end of the C groove being an opening, The other end lens 100 portion side is closed, and the convex plate-like projecting piece 500 forms fitting portions 505 and 506 to be fitted into the C-groove fitting portion 306 of the convex plate-like fitting device 300, thereby preventing slipping prevention means. A spectacle vine attachment / detachment device characterized by being provided.   The wire spring 310 is accommodated in parallel with the C groove fitting portion 306, and the locking bar 305 of the wire spring 310 is provided in the vicinity of the opening of the C groove. 2. A retaining means for preventing slipping is provided, wherein a push button 304 is provided on the convex plate-like projecting piece 500, and an engaging collar portion 504 is formed on the convex plate-like projecting piece 500. The apparatus for attaching / detaching the spectacles as described.   A recess prevention means is provided in which concave grooves 320 are formed on the upper and lower surfaces of the convex plate-like fitting device 300, the concave grooves 320 are fitted and sandwiched, and a stopper 700 that contacts the hinge 501 is provided. The eyeglass vine attachment / detachment device according to claim 1.   The temple vine attachment / detachment apparatus according to any one of claims 1 to 3, wherein the temple 200 is formed so that the end piece 400 and / or the hinge is not visible from the outside.   The eyepiece vine attachment / detachment device according to any one of claims 1 to 4, wherein the end piece 400 has a makeup portion 402 formed on a side surface of the lens portion 100.   6. The convex plate-like projecting piece mounting tool 300 has contact surfaces that contact the inner side of the vine 200 formed at both ends in the longitudinal direction of the convex plate-like projecting piece fitting device 300. The apparatus for attaching or detaching the glasses as described in 1.

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