JP3177214B2 - Eye mirror - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to spectacles for directly attaching spectacle parts to a lens without using screws or the like.

[0002]

2. Description of the Related Art As this kind of conventional glasses, there is, for example, one described in Japanese Utility Model Laid-Open No. 4-61311. That is, in the spectacles, a resilient fitting portion having a spring property is formed at the end of spectacle parts such as a bridge, a yoke and a pad, and the resilient fitting portion is press-fitted into a hole formed in the lens and fixed. Things.

[0003]

However, in the case of the above-mentioned prior art, since the elastic fitting portion is press-fitted and fixed, the hole becomes relatively large, and the design is greatly restricted.

[0004] In addition, if the size of the hole is not accurately processed,
There is a possibility that the eyeglass parts may come off due to a small fitting force, or the lens may be damaged due to too large a fitting force. Therefore, the required high machining accuracy, there is a problem that bad productivity.

[0005] The present invention has been made to solve the problems of the prior art described above, it is an object
It is an object of the present invention to provide spectacles in which spectacle parts are directly attached to a lens, the spectacles are less restricted in design, and have low processing accuracy requirements.

[0006]

In order to achieve the above-mentioned object, according to the present invention, in a pair of eyeglasses in which a lens is supported at two points by a gripping member provided on eyeglass parts other than a rim, the gripping member is A configuration is provided that includes a pair of gripping pieces that extend in parallel to each other in the front-rear direction at predetermined intervals on the left and right and are connected in a U-shape at one end in the front-rear direction. While inserting into the provided hole,
The other gripping piece is engaged with the lens end face with a predetermined width.

A pair of left and right lenses, and a bridge connecting between inner ends of the pair of lenses facing each other;
A pair of lenses connected to outer ends of the pair of lenses opposite to each other, a pair of temples connected to the pair of lenses, and a hinge connecting the pair of lenses and the temple to be openable and closable. The bridge is formed by a plate material extending in the lateral direction, and the pair of yoroi are formed by plate materials extending in the front-rear direction. A gripping member formed by bending into a U-shape is provided, and the gripping members extend in parallel in the front-rear direction at predetermined intervals to the left and right, and are connected in a U-shape at one end in the front-rear direction. A pair of gripping pieces to be inserted, and one of the gripping pieces is inserted into a hole provided in the lens, and the other gripping piece is engaged with the lens end face with a predetermined width. That. Also, in the present invention, outside the glasses
At the tip, attach the yoro to be connected to the grip receiving part at the side end.
To provide a temple, where the yoroi,
The gripping support is constituted by a wire extending in the front-rear direction.
A gripping member to grip the portion at the tip, and the gripping member
A first piece inserted into the grip receiving portion;
A second piece that faces the one piece and engages the outer end surface of the grip receiving portion
And the first connecting portion which is bent back into a U-shape.
And the second piece is bent back into a U-shape.
At the second connecting portion, and integrally connected to the tip of the
As a result, the entire yolo including the gripping member is substantially S
Form a letter. This temple is provided on the lens surface of the glasses.
Insert the first piece of the yoke into the hole as the gripper receiving part
And a second piece on the outer end surface of the lens as a grip receiving portion.
Are engaged with each other to form a hole and an outer end face in the first piece and the second piece.
Between the lens and the
Can wear

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on the illustrated embodiment. 1 and 2 showing eyeglasses according to Embodiment 1 of the present invention, reference numeral 1 denotes the entire eyeglasses, and a bridge 3 and an eyepiece 4 as eyeglass parts are directly attached to the lens 2 without using screws or the like. , Lens 2 is supported without using a rim.

The yoro 4 is attached to the left and right ends of the lens, and a temple 8 is attached to the rear end of the yoro 4 via a hinge 7. The yoke 4 is made of a wire extending in the front-rear direction, and a first gripping member 5 as gripping means is provided at a front end portion of the yoke 4. The first gripping member 5 includes a first gripping member 5 provided on an outer edge of the lens 2.
It is fixed by being sandwiched between the fixing portions 6.

The first fixing portion 6 is constituted by a lens portion sandwiched between a hole 61 as a grip receiving portion provided on the lens surface and the outer end surface 21 of the lens 2. The first gripping member 5 is formed by bending a wire into a U-shape in the front-rear direction, and includes a first piece 51 as a gripping piece inserted into a hole 61 provided in the lens 2. A second piece 52 as a gripping piece that is opposed to the first piece 51 and engages with the outer end surface 21 of the lens 2. One end of the first piece portion 51 and the second piece portion 52 are integrally connected by a connection portion 53, and in this embodiment, the connection portion 53 is located on the rear surface side of the lens 2. The hole 61 does not need to penetrate, and may be a concave portion, or may be a convex portion in some cases, as long as it can receive a gripping force.

Therefore, on the front surface of the lens 2, the first piece 51 of the first gripping member 5 inserted into the hole 61 of the lens 2 is provided.
Will be exposed. The connecting portion 41 between the second piece 52 and the armor 4 is bent back into a U-shape, and has an S-shape as a whole from the yoke 5 to the first holding member 5. The connecting portion 41 has a function of buffering a force transmitted from the temple side to the first holding member 5, and
So that excessive force does not act on it.

The outer end surface 21 of the lens 2 is provided with a groove 62 with which the second piece 52 of the gripping member 5 is engaged.

On the other hand, the bridge 3 is formed by a wire extending in the lateral direction, and a second gripping member 15 fixed to a second fixing portion 16 provided on the inner surface of the lens 2 is provided at both left and right ends thereof. Is provided.

The second fixing portion 16 provided on the lens 2 is
It is constituted by a lens portion sandwiched between a hole 161 as a grip receiving portion and the inner end surface 22 of the lens 2. This second gripping member 15 is also formed by bending a wire into a U-shape in the front-rear direction, and like the first gripping member 5, a first piece 151 inserted into a hole 161 provided in the lens 2.
A second piece 15 that faces left and right with the first piece 151, extends in parallel in the front-rear direction, and engages with the inner end surface 22 of the lens 2.
2 is provided. First piece 151 and second piece 152
Has one end connected integrally by a connecting portion 153, the connecting portion 153 being located on the rear surface side of the lens 2, and the second being inserted into the hole 161 of the lens 2 on the front surface of the lens 2. Only the end of the first piece 151 of the gripping member 15 is exposed. Then, on the inner end surface 22 of the lens 2,
A groove 162 is provided for engaging the second piece 152 to prevent rotation.

The assembling of the eyeglasses having the above-mentioned structure is as follows.
The first piece 51 of the first gripping member 5 provided at the front end of the yoke 4 is inserted into the hole 61 of the lens 2, and the second piece 52 is formed in a groove 62 formed on the outer end surface of the lens 2. And the first fixing portion 6 of the lens 2 is sandwiched and fixed by the first and second pieces 51 and 52. This pinching force is due to the spring force of the first gripping member 5.

On the other hand, the first piece 151 of the second gripping member 15 provided at both left and right end portions of the bridge 3 is inserted into the hole 161 provided at the inner end of the lens 2, and the second piece 152 is inserted into the lens. by engaging in a groove 162 formed on the inner end face of the 2, assembling the spectacles 1 is completed.

Here, as shown in FIG. 1D, jagged irregularities 54 and 154 are formed on the pressing surfaces of the first and second pieces 51 and 151; 52 and 152 of the gripping members 5 and 15 with the lens 2. If the frictional force between the press contact surfaces is increased, the fixing force between the lens 2 and eyeglass parts such as the bridge 3 and the yoke 4 can be increased. To increase the frictional force, a frictional member may be separately provided, or another configuration may be adopted.

Further, instead of fixing with a spring force, it may be fixed by caulking, the contact surface may be bonded, and depending on the material, it may be welded.

Although not shown, the pad foot of the nose pad may be fixed to the bridge, or a gripping member may be provided to grip the lens similarly to the bridge.

FIGS. 3 to 11 show various modifications of the first gripping member 5 to which the yoro 4 is attached.

In the following description, only the points different from the configuration of FIG. 1 will be described, and the same components will be denoted by the same reference numerals with the lowercase letters of the alphabet, and the description thereof will be omitted.

First, in the first gripping member 5a of FIG. 3, the first piece 51a inserted into the hole 61a of the lens 2 is linear, and the second piece 52a in contact with the end face 21 of the lens 2 is provided with a concave portion 54a. On the other hand, on the end surface 21 of the lens 2, a convex portion 63a to be fitted into the concave portion 54a is formed so that positioning is possible. In this example, the convex portion 63a is formed in the groove 62a, and has a cross-sectional shape of a pharmacy. Also, the first
The piece 51a and the second piece 52a are parallel to each other. As the positioning means, the tip of the first piece 51a may be caulked or a stopper may be attached.

Also, instead of providing the projection 63a, FIG.
As shown in (C), a flexible wire 24 such as a nylon wire may be wound around a groove 23 formed on the entire circumference of the lens 2. It is also possible to attach a decoration using this flexible wire 24.

FIGS. 4 and 5 have the same configuration as that of FIG. 3 in having a positioning mechanism.

The first gripping member 5b shown in FIG.
The lens 2 is securely fixed at an angle in a direction in which the interval between the open end side of the one piece 51b and the second piece 52b is reduced. The hole 61b provided in the lens 2 is similarly angled.

The first holding member 5c shown in FIG.
The projections 55c, 55c are provided before and after the recess 54c of FIG. When the thickness of the lens 2 is large (mainly a concave lens), the convex portions 55c and 55
Holes 64c, 64c are opened at two locations corresponding to 5c, and the lens 2 is fixed so that the convex portions 55c, 55c fit into the holes 64c, 64c.

On the other hand, when the thickness of the lens 2 is small (mainly a convex lens), the concave portion 54c of the second piece 52c
The lens is fitted into the. Moreover, since the front and rear end surfaces of the lens 2 are pressed by the convex portions 55c, 55c, the holding force increases.

The first gripping member 5d shown in FIG.
A convex portion 56d is provided on the base side of d, so that it does not go inside the convex portion 56d. Further, similarly to the example of FIG. 4, by making an angle in a direction in which the open end sides of the first piece 51d and the second piece 52d are narrowed, the force for pressing the lens 2 against the rear surface works, and the convex 56d and the tip Between the front and back.

The first gripping member 5e shown in FIG. 7 has a projection 57e projecting toward the first piece 51e at a position where the second piece 52e is in contact with the end face 21 of the lens 2, contrary to FIG. The lens 2 is hooked on the convex portion 57e.

The first piece 51e and the second piece 52e
Are angled in the direction in which the distance between the two widens toward the open end. Therefore, when the first gripping member 5e is inserted, a force for pushing the lens 2 to the front surface works, and the convex portion 57e
It is fixed by being hooked on.

The first gripping members 5f, 5g of FIGS. 8 and 9
Are provided with concave portions 54f and 54g in the second pieces 52f and 52g that are in contact with the end surfaces of the lens 2, and the lens 2 is fitted into and fixed to the concave portions 54f and 54g. The side surfaces of the lens 2 are provided with convex portions 63f, 63g that fit into the concave portions 54f, 54g. In this example, the yoke 4 and the first piece 5
The distance between 1f and 51g is made smaller than the distance between the first pieces 51f and 51g and the second pieces 52f and 52g, so that the size of the protrusion of the yoke 4 with respect to the lens 2 is reduced.

The first gripping member 5h of FIG. 10 has a projection 55h provided on the second piece 52h in contact with the end face 21 of the lens 2, and the projection 55
A recess 64h into which h fits is provided. In this example, similarly to FIGS. 8 and 9, the distance between the yoke 4 and the first piece 51 h is made smaller than the distance between the first piece 51 h and the second piece 52 h, and the The overhang size of No. 4 is reduced.

The first gripping member 5i of FIG. 11 is a modification of FIG. 7, and is a first piece 51i inserted into the hole 61 of the lens 2.
And a stopper 58i made of rubber, silicon, or the like. Other configurations are the same as those in FIG. 7, and the lens 2 is fixed to the lens 2 by hooking a force for pushing out the lens 2 on the projection 57i of the second piece 52i.

Also in this example, the distance between the yoke 4 and the first piece 51i is increased by the convex portion 57i of the first piece 51i and the second piece 52i.
Smaller than the distance between the lens 2 and the
Overhang dimension is reduced.

FIG. 12 shows an example in which the first gripping member 5j has a role of a hinge.

That is, the first gripping member 5j is of a type that is sandwiched from behind the lens 2, and the first and second pieces 51
The j and 52j are open frontward, and have a pin hole 72 into which the hinge pin 71 is directly inserted, formed in the connecting portion 53j at the rear end. A concave portion 54j is provided in a portion of the second piece that is in contact with the end surface 21 of the lens 2 to increase the fixing force of the lens 2. The end face of the lens 2 is provided with a protruding portion 63j in the shape of a chemical laboratory.

FIG. 13 shows a modification of the hinge portion of FIG. 12, in which a frame 73 is attached to a connecting portion 53k of the first and second pieces 51k, 52k.
Are formed to protrude.

FIG. 14 shows a first U-shaped lens from the front of the lens 2.
The holding member 51 is sandwiched therebetween. A concave portion 54l is provided at a portion in contact with the end surface 21 of the lens 2 to increase the fixing force of the lens 2. The end face 21 of the lens 2 is provided with a protruding portion 63l in the shape of a chemical laboratory.

FIG. 15 shows a structure in which a temple is mounted on an extension of the hole 61 of the lens 2. A U-shaped first gripping member 5 m is inserted from behind the lens 2 to fix the lens 2.

A concave portion 54m is provided on a portion of the second piece 52m of the first gripping member 5m which is in contact with the end surface of the lens 2, and a drug-like convex portion 63m is provided on the end surface 21 of the lens 2. The fixing force is increased.

FIG. 16 shows another configuration example of the first gripping member.

FIG. 16 shows a type in which a first gripping member 5n is provided on a two- or four-piece sleeve 4n. The lens 2 has two holes 61n, 61n into which the first pieces 51n, 51n of the gripping member are inserted.
One is provided.

In this way, the two holes 61n, 61
The grip force is strong because it is sandwiched between n and 2 or 4n,
Yoroi 4n is difficult to move stably.

FIG. 17 shows the direction of action of the gripping force by type.

FIG. 17 shows the case of the gripping member 5k shown in FIG. 13, in which the direction of action of the gripping force acts on the left and right sides so as to press each other.

FIGS. 17C and 17D show a pair of gripping pieces 51q and 51q between the two holes 61q and 61q of the lens 2. FIG.
It is a type that sandwiches it up and down with q, and the acting direction of the force acts so as to push each other up and down as shown by the arrow.

The shapes of the holes 61q, 61q are shown in FIG.
The holes may be elongated as shown in (E) and (F).

FIG. 17 shows the direction in which the gripping force acts.
As shown in (G), they may act in the direction of attracting each other.

FIG. 18 shows various modifications of the shape of the hole formed in the lens. The hole 61s in FIG. 18A is square, the hole 61t in FIG. 18B is rectangular, and FIG. The hole 61u has an elongated hole shape with a rounded end.

That is, a pair of yoroi 4 are formed by a plate material extending in the front-rear direction, and a gripping member 5 formed by bending the plate material into a U-shape in the front-rear direction is provided at the front end of the yoro 4. First and second pieces as a pair of gripping pieces that extend in parallel with each other in the front-rear direction with the gripping member 5 left and right at predetermined intervals and connected at one end in the front-rear direction in a U-shape 51 and 52,
The first piece 51 is inserted into the hole 61s provided in the lens, and the second piece 52 is engaged with the end face of the lens 2 with a predetermined width to enable rotation prevention without providing a groove. It is. The second piece 52 is provided with a concave portion 54 into which the end surface of the lens 2 fits, and performs positioning in the axial direction. Although not shown, a gripping member having exactly the same structure as the gripping member 5 of the yoke 4 is applied to the bridge.

In this embodiment, the eyeglasses 4, the bridge 3, and the hinge 7 have been described as examples of eyeglass parts. However, the present invention is not limited to these parts. You may make it attach the pad foot of a nose pad.

[0052]

According to the present invention, there is no need to increase the size of the hole as in the case where the conventional elastic fitting portion is fitted by providing the gripping means for sandwiching the lens. Less.

Further, since it is not necessary to accurately process the holes, the productivity can be improved.

[Brief description of the drawings]

FIGS. 1A and 1B show eyeglasses according to Embodiment 1 of the present invention. FIG. 1A is a perspective view of a main part, FIG. 1B is a plan view of a main part, and FIG. FIG. 3D is a front view of the unit, and FIG.

FIG. 2 is an exploded perspective view of a main part of the glasses of FIG. 1;

FIG. 3 is a view showing a modification of the gripping member of FIG. 1;

FIG. 4 is a view showing a modification of the gripping member of FIG.

FIG. 5 is a view showing a modified example of the gripping member of FIG. 1;

FIG. 6 is a view showing a modification of the gripping member of FIG. 1;

FIG. 7 is a view showing a modification of the gripping member of FIG. 1;

FIG. 8 is a view showing a modification of the gripping member of FIG. 1;

FIG. 9 is a view showing a modified example of the gripping member of FIG. 1;

FIG. 10 is a view showing a modification of the gripping member of FIG. 1;

FIG. 11 is a view showing a modified example of the gripping member of FIG. 1;

FIG. 12 is a diagram showing an example in which a gripping member is used for a hinge.

FIG. 13 is a diagram illustrating an example in which a gripping member is used for a hinge.

FIG. 14 is a diagram illustrating another configuration example of the gripping member.

FIG. 15 is a diagram showing another configuration example of the gripping member.

FIG. 16 is a diagram illustrating a configuration example of a gripping member according to a type of a lipstick.

FIG. 17 is a diagram showing the acting direction of the gripping force by type.

FIG. 18 is a view showing various modified examples of the shape of a hole provided in a lens.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Glasses 2 Lens 3 Bridge 4 Yoroi 5 First grip member 51 First piece 52 Second piece 53 Connecting part 15 Second grip member 151 First piece 152 Second piece 153 Connecting part 6 First fixing part 61 Hole 62 Groove 161 Hole 162 Groove second fixing portion

Continuation of front page (58) Fields investigated (Int.Cl. ⁷ , DB name) G02C 1/02 G02C 5/00 G02C 5/02 G02C 5/14

Claims (3)

(57) [Claims] An eyeglass in which a lens is supported at two points by a gripping member provided on an eyeglass part other than a rim, wherein the gripping member extends in parallel in the front-rear direction with a predetermined interval left and right and in the front-rear direction. One of the ends is provided with a pair of gripping pieces connected in a U-shape, and one gripping piece is inserted into a hole provided in the lens, and the other gripping piece has a predetermined width on the lens end face. Eyeglasses characterized by being engaged with the eyeglasses. 2. A pair of left and right lenses, a bridge connecting between opposing inner ends of the pair of lenses, and a pair of yoroles connected to outer ends of the pair of lenses opposite to each other. And a pair of temples connected to the pair of yolo, and a hinge for connecting the yolo and the temple in an openable and closable manner. Formed by an extending plate material, provided at the left and right ends of the bridge and at the front ends of the pair of yoroi are provided gripping members formed by bending a wire into a U-shape in the front-rear direction, respectively. It extends in parallel with each other in the front-rear direction at a predetermined interval, and has a U
A pair of gripping pieces connected in the shape of a letter, and inserting one gripping piece into a hole provided in the lens and engaging the other gripping piece with the lens end face with a predetermined width. Eyeglasses to feature. 3. The eyeglass is connected to a grip receiving portion at an outer end portion.
It is a temple equipped with a toroid that should be at the tip, The yoroi are formed of a wire extending in the front-rear direction.
A gripping member for gripping the grip receiving portion
And The gripping member is a first piece inserted into the grip receiving portion.
And an outer end face of the grip receiving portion facing the first piece portion.
A first connection which is bent back into a U-shape with the second piece to be joined
Part is integrally connected, The second piece part is a second connecting part bent back into a U-shape.
And is integrally connected to the tip of the yoroi, As a result, the entire yolo including the gripping member has a substantially S-shape.
Featured in Simple.