JP3318183B2 - Easy-to-use multifunctional glasses - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of multifunctional spectacles having both functions of sunglasses and eyesight correcting glasses, and more particularly, to a dimming lens for sunglasses and a correcting lens frame for correcting eyesight. The present invention relates to easy-to-use multifunctional eyeglasses which can be attached to the eyeglasses and adjust the positional relationship of the correction lens with respect to the eyeball of the spectacle wearer and the length of the temple.

[0002]

2. Description of the Related Art With increasing leisure time, skiing, sea bathing,
Opportunities to enjoy outdoor sports such as fishing are increasing. When performing such outdoor sports, sunglasses are often worn to prevent glare and photophobia due to sunlight and retinal damage due to ultraviolet rays. However, for those who regularly use eyeglasses for correction of eyesight, if the sunglasses are further laid over the eyeglasses, the frames and lenses of the eyeglasses collide with the lenses of the sunglasses, and both sides are scratched,
In addition, the temples of both eyes overlapped to give uncomfortable feeling, which was very inconvenient.

Accordingly, the present applicant has provided eyeglasses as described in “Multifunctional Eyeglasses” of Japanese Patent Application Laid-Open No. 7-318872, so that even those who need vision correction can enjoy outdoor sports comfortably. It has become possible. However, in the above-mentioned multifunctional glasses, the main purpose was to provide smart-looking glasses satisfying both the dimming function and the vision correcting function at the same time. It was not yet satisfactory in terms of the adjusting function of each spectacle member.

[0004] For example, when a strong shock is applied to the multifunctional spectacles due to falling or hitting during intense sports such as skiing, the dimming lens of the spectacles and the additional frame for correcting eyesight come off. There was a fear. In addition, since the attachment position of the additional frame is fixed, if the position of the correction lens of the additional frame is shifted with respect to the eyeball of the spectacle wearer, wearing glasses in such a state for a long time , Causing eye strain, dizziness, headache, etc. Furthermore, since there is no mechanism to fine-tune the length of the eyeglass temple, etc., it is not possible to fit the eyeglasses in an optimal state according to the shape and size of each person's face, and the wearing comfort of the eyeglasses is poor. However, there is a problem that the glasses are easily detached.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems in multifunctional glasses having both functions of sunglasses and eyeglasses for correcting eyesight. It is an object of the present invention to provide easy-to-use multifunctional spectacles to which the dimming lens and the correction lens frame for correcting vision can be securely attached.

Another object of the present invention is to provide easy-to-use multifunctional spectacles capable of adjusting the positional relationship of the correction lens with respect to the eyeball of the spectacle wearer and the length of the temple.

[0007]

Means adopted by the present inventor for solving the above technical problem will be described below with reference to the accompanying drawings.

That is, the present invention provides a front frame 1 made of a synthetic resin on which a dimming lens SS for cutting harmful rays is mounted; a correction lens which can be attached to the eyepiece side of the front frame 1; L and L, and the dimming lens SS is sandwiched by a latching portion 15 pivotally supported by a mounting portion 14 at the center of the front frame 1. both the being, cell was vertically in the center of the front frame 1
A hook made of synthetic resin is provided on the nose-facing side of the
The hook 12 has the center support
Upright standing part with a serrated notch 12d carved on the holding part 11 side
12c, while the bridge 21 of the additional frame 2 is provided.
Is provided with a serrated notch 22a.
Changing the engagement position of the hook 22a and the hook 12
Raises the relative position of the additional frame 2 with respect to the front frame 1
The feature is that the above-mentioned problem has been solved by adding a means of being attached below in an adjustable manner.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in more detail based on embodiments shown in the accompanying drawings.

[0010] First, the multifunctional glasses are embodiments of the present invention-out group in FIG. In the figure, what is indicated by reference numeral 1 is a front frame for mounting a dimming lens S for cutting harmful rays and a correcting lens L for correcting visual acuity,
It is formed of an elastic synthetic resin (PPS resin). A bifurcated center support portion 11 extends downward substantially at the center of the front frame 1, and a correction eyeglass member C described later is provided on the eyepiece side near the fork branch point of the center support portion 11. An L-shaped hook portion 12 for attachment is provided, and four pad attachment pins 13 for attaching a nose pad P are provided on the eyepiece side of the branch point of the center support portion 11.
13 ・ 13 ・ 13 are protruding respectively. A mounting portion 14 is provided at a substantially central upper edge of the front frame 1, and a locking portion 15 for mounting the light control lens S is pivotally supported on the mounting portion 14. Temples 3 are hinged to both ends of the front frame 1 by hinges H, respectively.

Reference numeral 2 designates an additional frame made of synthetic resin (cellulose acetate resin) for holding a pair of right and left correction lenses L and L for correcting visual acuity. It is arranged to hide in. This additional frame 2
On the inner peripheral surface of the frame portion, correction lenses L and L for correcting refractive errors (myopia, hyperopia, astigmatism, presbyopia) are held, respectively.
The corrective lenses L and L and the additional frame 2 constitute a corrective eyeglass member C. A bridge 21 connecting the left and right frames holding the corrective lenses L and L is provided substantially at the center of the additional frame 2.
Is provided.

An L-shaped hook portion 12 of the front frame 1 made of the synthetic resin has an upright portion 12c extending upward from an eyepiece surface near a forked branch point of the center support portion 11. Are formed with a gap between them, and a serrated notch is provided on the side of the center support portion 11 of the upright portion 12c.
12d is engraved. On the other hand, the thickness of the bridge 21 of the additional frame 2 in the front-rear direction is formed to be substantially the same size as the gap between the upright portion 12c of the hook portion 12 and the center support portion 11, and is located substantially at the center of the bridge 21. A serrated notch 22a is engraved on the eyepiece side of the fitting portion 22. And hook part
The additional frame 2 is provided in the gap between the upright portion 12c of FIG.
The notch 12d of the hook portion 12 and the notch 22a of the additional frame 2 at desired positions by utilizing the elasticity and stickiness inherent in the synthetic resin. The front frame 1 and the additional frame 2 can be reliably connected by meshing.

Thus, the level of the additional frame 2 can be adjusted vertically with respect to the front frame 1 by such a notch mechanism, so that the level position of the correction lens L with respect to the eyeball of the spectacle wearer can be finely adjusted accurately. Yes, corrective lens L
Eye strain and the like due to misalignment can be effectively prevented.

Next, the mechanism for adjusting the length of the temple 3 in the present embodiment will be described as follows. The temple 3 according to the present embodiment is composed of a base-side temple member 31 and a distal-side temple member 32, and is formed of a highly elastic synthetic resin (PPS resin in the present embodiment).・ 32 can be separated. At one end of the base-side temple member 31, a substantially rectangular insertion opening 31a is opened in the longitudinal direction, and a plurality of insertion openings 31a penetrated from inside the insertion opening 31a toward the temporal region of the spectacle wearer. Notch hole 31b
31b are perforated in the base-side temple member 31. At one end of the distal temple member 32, an insertion plate 32a of a required length is provided so as to protrude in the longitudinal direction.
Two hemispherical notch projections 32b are projected from the inner surface of the. Then, the insertion plate 32 of the tip-side temple member 32
is inserted into the insertion opening 31a of the base-side temple member 31, and the notch projections 32b, 32b of the insertion plate 32a are fitted into desired notch holes 31b, 31b.
The temple 3 having a desired length can be obtained by connecting the and the distal-side temple member 32.

With such a notch mechanism, the temple 3
Since the length of the eyeglasses can be freely adjusted, it is possible to provide spectacles that are comfortable to wear and fit to the temporal region of each person. In addition, if the length of the temple 3 changes, the position in the front-back direction of the additional frame 2 connected to the temple 3 via the front frame 1 also changes depending on the intercorneal distance of the eyeball of the spectacle wearer. The distance between the back surface of the corrective lens L and the cornea of the spectacle wearer, that is, the distance between the corneal vertices can be adjusted to an appropriate distance. Further, in combination with the function of adjusting the level of the additional frame 2 by the notched hook portion 12 described above, the position of the correction lens L of the additional frame 2 is adjusted in the up-down and front-rear directions with respect to the eyeball of the spectacle wearer. It is possible to obtain glasses arranged in a state.

Although the embodiments of the present invention are generally as described above, the present invention is by no means limited to the above-described embodiments, and various modifications are possible within the scope of the claims. Thus, for example, in the notch mechanism employed in the present embodiment, the notch portion of the fitting portion can be formed in various shapes, and the notch mechanism used in the front frame 1 and the additional frame 2 of the present embodiment can be formed. As the resin material, various materials can be selected according to the purpose of use of the spectacles, and it is needless to say that such modified embodiments belong to the technical scope of the present invention.

[0017]

As described above with reference to the embodiments,
According to the present invention, in a multifunctional spectacle having both functions of sunglasses and eyesight correcting glasses, since a hook mounting structure and a notch mechanism are used, a dimming lens for sunglasses and a correcting lens for eyesight correction The frame can be securely attached, and the positional relationship of the corrective lens with respect to the eyeball of the spectacle wearer and the length of the temple can be adjusted. Therefore, very convenient multifunctional glasses can be obtained, and the practical value is extremely large.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of multifunctional glasses according to a first embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Front frame 11 Center support part 12 Hook part 12c Standing part 12d notch 13 Pad mounting pin 14 Mounting part 15 Hanging part 2 Additional frame 21 Bridge 22 Fitting part 22a Notch 3 Temple 31 Base side temple member 31a Insertion opening 31b Notch Hole 32 Tip side temple member 32a Insertion plate 32b Notch convex part S Light control lens L Corrective lens C Corrective spectacles member P Nose pad H Hinge

 ────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A 1-70048 (JP, A) JP-A 7-318872 (JP, A) JP-A 6-175085 (JP, A) JP-A 54-1979 12852 (JP, A) JP-A-55-117126 (JP, A) JP-A-6-208091 (JP, A) JP-A-5-150195 (JP, A) Registered utility model 3016697 (JP, U)

Claims (2)

(57) [Claims] 1. A front frame 1 made of synthetic resin on which dimming lenses S for cutting harmful rays are mounted; and a correction lens L which can be attached to the eyepiece side of the front frame 1
The dimming lens SS comprises a mounting portion 14 at the center of the front frame 1.
Both the being pinched by swingably pivoted a hook member 15, center with vertically in the center of the front frame 1
A hook portion 12 made of synthetic resin is provided on the nose-facing side of the support portion 11.
And the hook portion 12 has the center support portion 11
An upright standing part 12c with a sawtooth notch 12d engraved on the side
While the bridge 21 of the additional frame 2
A toothed notch 22a is engraved, and this notch 22a
By changing the engagement position with the hook 12
The vertical position of the additional frame 2 with respect to the front frame 1
Easy-to-use multifunctional glasses characterized by being adjustable . 2. A temple 3 hinged to both ends of the front frame 1 is configured to be separable into a proximal temple member 31 and a distal temple member 32, and the proximal temple member 31 is a sheath. The notch hole 31b is formed in a hollow shape and has a protruding end opening to form an insertion port 31a, and a plurality of notch holes 31b communicating with the hollow sheath are formed in the side of the temple member 31. At the end of the distal-side temple member 32 facing the member 31, there is an insertion plate 32a that can be inserted into the sheath hollow from the insertion port 31a, and the side of the insertion plate 32a has the sheath hollow. A notch convex portion 31b that can be fitted to an arbitrary notch hole 31b from the inside is provided, and a fitting position between the notch hole 31b of the proximal-side temple member 31 and the notch convex portion 31b of the distal-side temple member 32 is changed. By doing, Temple 3
The user-friendly multifunctional glasses according to claim 1, wherein the length of the glasses is adjustable.