JP3032862U - Bridge-mounted apron frame - Google Patents

Abstract

(57) 【Abstract】 PROBLEM TO BE SOLVED: To easily and stably wear by wearing on a bridge of already worn spectacles for the purpose of correcting vision and the number of hooking parts for wearing. Providing a bridge-mounted apron frame that can be reduced. SOLUTION: A pair of front rims 1.1 for holding additional lenses L symmetrically; and hooks protruding one by one from the lower chords of the front rims 1.1 toward the eyepiece side. Part 2.2
And means for constructing the elastic bridge 3 which is a rod-shaped elastic body that connects the rims 1 and 1 and is elastically attached so as to be hung on the bridge b of the already worn glasses G.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention improves the apron frame to add optical functions such as dimming function to existing spectacles, and more specifically, to the existing spectacles worn by the wearer for the purpose of correcting vision. The present invention relates to a bridge-mounted front frame that can be easily and stably attached to a bridge and can reduce the number of hooks for attachment.

[0002]

[Prior art]

 As is well known, if the spectacle addict desires additional functions such as dimming function and polarization function in addition to the existing vision-correcting spectacles, a method of satisfying this is to use an apron frame with additional functions. There is a front-mounted ophthalmoscope that can be hung on the front of the already worn glasses.

As shown in FIG. 6, as a hooking means adopted in such a front hanging frame, as shown in FIG. 6, a pair of upper and lower hook-shaped hooking portions are provided on each of a pair of front rims 1 and 1 constituting the front hanging frame. In many cases, 2.2 is projectingly provided, and these hooking parts 2, 2, 2, 2 are hooked on the rim r of the already worn spectacle G by hooking them from the front.

However, in such a front hanging frame having two hook-shaped hook portions 2, 2.2, 2.2, two on the upper and lower sides, the hook portions 2 are slightly bent inward. Therefore, when hooked on the rim r of the already-worn spectacles G, the front hanging frame must be slightly deformed to be hooked, which makes it difficult to hook and the distortion of the frame when the amount of deformation of the frame is large. There is a possibility that the lens may remain or the tip of the hook may come into contact with the lens surface of the already worn spectacles and scratch the lens.

Further, in order to stably attach the apron frame to the front part of the already-worn spectacles G, at least two hook-shaped hook portions 2 are provided on each front rim 1 of the apron frame as shown in FIG. However, there is a problem that the number of hooks 2, 2, ...

[0006]

[Problems to be solved by the invention]

 The present invention has been made in view of the above-mentioned problems in the conventional hooking structure of the apron frame, and skillfully uses the bridge of the already worn spectacles already worn for the purpose of correcting vision. By using it, you can easily and stably wear it by hanging it over the bridge of the already worn glasses, and you can also reduce the number of hooks for wearing it. It is intended to provide an apron frame.

[0007]

[Means for Solving the Problems]

 The means adopted by the present inventors to solve the above technical problem will be described below with reference to the accompanying drawings.

That is, the present invention has a pair of front rims 1.1 that can hold the additional lenses L and L symmetrically; and a pair of front rims 1.1, one on each of the lower chords of the front rims 1.1 toward the eyepiece side. From the protruding hook portions 2; and the elastic bridge 3 which is a rod-shaped elastic body that connects the rims 1 and is elastically attached so as to be hung on the bridge b of the already-worn glasses G. The feature is that the above-mentioned problems are solved by adopting the means of configuring.

[0009]

[Embodiment of the invention]

 Hereinafter, the present invention will be described in more detail based on embodiments shown in the accompanying drawings. FIG. 1 is an exploded perspective view showing an example in which the apron frame according to the first embodiment of the present invention is applied to already worn glasses, and FIG. 2 is a state in which the apron frame of the first embodiment is worn on the front of the already worn glasses. FIG. 3 is a front view showing the first embodiment apron frame as viewed from the eyepiece side, and FIG. 4 is a front view showing the second embodiment of the apron frame as viewed from the eyepiece side. FIG. 5 is an exploded perspective view showing an example in which the apron frame of the first embodiment is applied to a rimless already-attached eyepiece, and FIG. 6 is an exploded perspective view showing an example in which the conventional apron frame is applied to already worn spectacles. is there.

First, a front frame according to a first embodiment of the present invention will be described with reference to FIGS. 1 to 3. In the figure, what is indicated by reference numeral 1 is a pair of front rims that symmetrically hold the additional lenses L and L for adding an optical function such as a light control function, and are made of a metal material. It is made.

What is designated by reference numeral 2 is a hook portion for hooking on the lower chord portion of the rim r that constitutes the front f of the already worn glasses G. The hook portion 2 is provided on the lower chord portion of each front rim 1 so as to project in a hook shape toward the eyepiece side. The already-wearing spectacles G are composed of temples t and t and a front f, and the front f is composed of a mountain-shaped bridge b, rims r and r, and vision correction lenses e and e.

Reference numeral 3 indicates an elastic bridge connecting the pair of front rims 1 and 1, which is made of a rod-shaped elastic body made of a nickel-titanium superelastic alloy. It The elastic bridge 3 is provided on the upper inner edge of the front rim 1.1 so as to project in a U shape toward the eyepiece side.

The apron having one rod-shaped elastic bridge 3 protruding in a U-shape as described above and one hook-shaped hooking portion 2.2 protruding from the lower chord portion of the front rim 1.1. As shown in FIG. 1, the frame is hung from the front f side of the already-worn spectacles G and supported on the already-worn spectacles G at three points, one elastic bridge 3 and two hook portions 2.2. doing. More specifically, while hooking the hook-shaped hook portions 2, 2 of the front hanging frame to the lower chords of the rims r, r of the already worn eyeglasses G from below, the U-shaped rod-like elastic bridge 3 is attached to the mountain-shaped bridge b of the already worn eyeglasses G. As shown in FIG. 2, the front mounting frame is attached to the front surface of the already-worn spectacles G, as shown in FIG.

As described above, since the shape of the mountain-shaped bridge b of the already worn spectacles G and the elastic force of the elastic bridge 3 of the apron frame are skillfully utilized, the apron frame can be easily and quickly applied to the already worn spectacles G. In addition to being able to be worn, the elastic bridge 3 and the hooking portion 2.2 are used to support the hooking structure at three points, so that it is possible to stably hold the front hanging frame on the already worn glasses G. Further, unlike the conventional apron frame shown in FIG. 6, the hook frame 2 of the present embodiment does not have to be provided with four hook-shaped hooking portions 2.2.2.2, but has only two hooking portions 2.2. Since it can be stably held, the number of hook portions 2 can be small and the manufacturing cost can be reduced.

Further, as shown in FIG. 3, a protective sleeve S made of a soft synthetic resin is fitted in the hooking portion 2 of the front hanging frame to prevent the front f surface of the already worn spectacles G from being scratched. be able to.

Next, a front frame according to a second embodiment of the present invention will be described with reference to FIG. The second embodiment is different from the first embodiment in that a half rim type front rim 1.1 for holding the additional lens L in the band B is adopted. On the lower chord part of the half rim type front rims 1.1, hooking parts 2 are provided to project in a hook shape toward the eyepiece side, and between the front rims 1.1 are rod-shaped elastic bridges 3 in a U shape. It is connected with. By mounting such a half-rim type apron frame on the already worn eyeglasses G, apron glasses having an appearance different from that of the first embodiment can be obtained.

Finally, an example in which the above-described apron frame of the present embodiment is applied to rimless already-wearing glasses will be described with reference to FIG. In FIG. 5, the full-rim front hanging frame of the first embodiment is used. While hooking the hook-shaped hook portions 2 and 2 of the apron frame to the lower chords of the lenses ee of the rimless already-wearing glasses G'from below, the U-shaped rod-like elastic bridge 3 is formed into the mountain-shaped bridge of the rimless already-wearing glasses G '. When it is elastically attached to b so that it can be hung from the front, the full-rim type front-hanging frame is attached to the front surface of the rimless already-wearing glasses G '. Therefore, the apron frame of the present embodiment can be applied to both the ordinary already worn eyeglasses G and the rimless already worn eyeglasses G ′, and in addition, the apron with a wide variety of appearances in which a full rim and a rimless eyeglass are combined. It is also possible to get glasses.

The embodiment of the present invention is generally as described above, but the present invention is not limited to the above-described embodiment, and various modifications are made within the scope of the “claim for utility model registration”. It is also possible to change the shape of the elastic bridge 3 of the front hanging frame according to the shape of the bridge b of the already worn spectacles G, and such a modified mode is also within the technical scope of the present invention. Needless to say belongs to.

[0019]

[Effect of the invention]

 As described above with reference to the embodiments, in the present invention, the shape of the bridge of the already worn spectacles and the elastic force of the bridge of the apron frame are skillfully used. Can be easily and quickly worn.

Further, according to the present invention, since the three-point supporting structure of the one elastic bridge and the two hooking portions of the front hanging frame is adopted, the front hanging frame can be stably attached to the already worn glasses. In addition to being able to hold it, the number of hooks is smaller than in the conventional front hanging frame, and the manufacturing cost can be reduced. Therefore, it has such a large number of effects and is of great practical value in the field of spectacles.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an example in which an apron frame according to a first embodiment of the present invention is applied to already worn glasses.

FIG. 2 is a plan view showing a state in which the apron frame of the first embodiment is worn on the front of already worn glasses.

FIG. 3 is a front view showing a state where the apron frame of the first embodiment is viewed from the eyepiece side.

FIG. 4 is a front view showing a front hanging frame according to a second embodiment of the present invention as viewed from the eyepiece side.

FIG. 5 is an exploded perspective view showing an example in which the apron frame of the first embodiment is applied to rimless already-wearing spectacles.

FIG. 6 is an exploded perspective view showing an example in which a conventional apron frame is applied to already worn glasses.

[Explanation of symbols]

 1 Front rim 2 Hooking part 3 Elastic bridge 3'Bridge L Additional lens S Protective sleeve B Band G Pre-worn glasses G'Rimless pre-worn glasses f Front b Bridge r Rim e Lens t Temple

Claims (2)

[Utility model registration claims] 1. A pair of front rims 1.1 for holding the additional lenses L, L symmetrically; and a pair of front rims 1.1 projecting toward the eyepiece side at the lower chords of the front rims 1.1. Hook part 2.2
A bridge elastic body which is a rod-shaped elastic body that connects the rims 1 and is elastically bridged so as to be hung on the bridge b of the already worn glasses G. Ceremony apron frame. 2. A pair of front rims 1.1 for holding the additional lenses L and L symmetrically; and a pair of front rims 1.1 protruding from the lower chords of the front rims 1.1 toward the eyepiece side. Hook part 2.2
And; a rod-shaped elastic body that connects the rims 1 and projects in a U-shape toward the eyepiece side, and can be attached by being attached to the mountain-shaped bridge b of the already worn glasses G. Bridge elastic type apron frame, which is composed of a flexible elastic bridge 3.