JP2945656B1 - Glasses hinges - Google Patents

Abstract

Abstract: PROBLEM TO BE SOLVED: To provide an eyeglass hinge which withstands a force in a direction opposite to a folding direction and requires no maintenance. A case (22) comprising a case body (23), a first end member (24) attached to one end thereof, and a second end member (25) attached to the other end is fixed to the temple (4). Is done. A movable body 41 is movably housed in the case body 23, and an arm hinge 45 is fixed to the movable body 41, and the arm hinge 45 is fixed to the frame hinge 5 fixed to the armor 3. The first end member 24, the second end member 25, and the moving body 41 have first to third magnets 28, 33,
43 is attached so that the moving body 41 and the second end member 25 are pulled back and the moving body 41 and the first end member 25 are repelled, and if a force acts in a direction opposite to the folding direction, The attraction force and the repulsion force alleviate this force, and the arm hinge 45 moves toward the frame hinge 5 to bend the temple 4 in the direction opposite to the folding direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a hinge for glasses.

[0002]

2. Description of the Related Art FIG. 5 is a perspective view showing the vicinity of a hinge 8 of conventional glasses 1. As shown in FIG. Armor (yoroi) 3 is attached to both ends of the lens frame 2, and a frame hinge 5 having a tip integrally attached thereto by brazing or the like, and an arm hinge 6 integrally attached to a base end of the temple 4. The hinge 4 is combined with a hinge shaft screw 7 to form a hinge 8, and the temple 4 is configured to be foldable inward of the glasses 1 (in the direction of the arrow 9) via the hinge 8. However, when a force indicated by an arrow 10 is applied to the vicinity of the hinge 8, the tip of the armor 3 and the base end of the temple 4 are butted, so that the hinge 8
Or the temple 4 is damaged.

In order to improve this, a spring hinge 11 has recently been developed. The spring hinge 11
As shown in FIG. 6, the armor 3 and the frame hinge 5 have the same configuration as in FIG. A case 12 is attached to the temple 4 at the base end. A spring 13 is provided in the case 12, and an arm hinge 14 is attached via the spring 13. When the force indicated by the arrow 15 is applied to the spring hinge 11, the arm hinge 14 is pulled toward the armor 3 against the elasticity of the spring 13, preventing the spring hinge 11 and the temple 4 from being damaged. It is.

[0004]

The case 12 of the spring hinge 11 does not directly contact the face, but the sweat reaches the spring hinge 11 via the temple 4 and enters the case 12. The glasses 1 are used even during rain, and rain drops enter the case 12. Dust also case 1
Go inside 2. These stay between the springs 13 in the case 12, so that the resilience of the springs 13 gradually deteriorates and finally stops moving. To prevent this, the spring 13 must be taken out of the case 12 and the inside of the case 13 must be cleaned, which is very troublesome.

It is an object of the present invention to provide a maintenance-free spectacle hinge that withstands forces in the direction opposite to the folding direction.

[0006]

SUMMARY OF THE INVENTION The present invention relates to a columnar case which is fixed to the base end of a temple with its axis parallel to the axis of the temple, and which is parallel to the axis opposite to the side fixed to the temple. , A hollow column-shaped case body provided with an elongated hole, a first end member attached to one end of the case body and having a first magnet mounted therein, and a first end member attached to the other end of the case body. A case having a second end member having a second magnet mounted therein such that the same pole faces the first magnet, and a case provided in the case body so as to be movable in the axial direction of the case. A moving body having a third magnet repelling from the first magnet and having a pole in a direction to attract the second magnet and attached to the inside, and a moving body fixed to the moving body and extending from the elongated hole of the case body to the outside of the case. Protruding, extending toward the first end member,
An arm hinge for which an arm hinge screw hole is provided at the tip, a frame hinge having a frame hinge screw hole fixed to the tip of the armor,
It consists of a hinge shaft screw, the tip of the armor and the base end of the temple abut each other, and the hinge screw hole for the frame and the hinge screw hole for the arm are rotatably secured with the hinge screw. It is a hinge for glasses.

The present invention also provides a column-shaped case fixed to the base end of the temple with its axis parallel to the axis of the temple. The column-shaped case is attached to one end of the case and has a ring-shaped first inside. A perforated lock piece provided with a magnet and the other end were closed by an end plate, and a second magnet was fixed in the end plate so that the same pole as the first magnet was opposed. A case having a hollow columnar case main body, and a hinge for an arm, the hinge being provided in the case with the axis of the case as an axis, repelling the first magnet, and pulling the pole in a direction to pull with the second magnet. A ring-shaped third magnet is inserted, a magnet locking piece is attached to the distal end, and a proximal end portion is connected to the shaft portion protruding to the outside from a hole of the lock piece, and a proximal end of the shaft portion is connected to the shaft portion. A hinge for the arm, comprising a hinge portion having a hinged screw hole for the arm at the tip, and fixed to the tip of the armor, A hinge for a frame having a hinge screw hole for the frame and a hinge shaft screw, the tip of the armor and the base end of the temple abut against each other, and the hinge screw hole for the frame and the hinge screw hole for the arm are hinged with the hinge screw. A hinge for glasses characterized by being rotatably fixed to a shaft.

According to the present invention, since a magnet is used in place of the spring in the case fixed to the temple, the case is not affected by sweat, water droplets or dust like the spring, and is opposite to the folding direction. The arm hinge is pulled toward the frame hinge against the gravitational force of the second and third magnets and the repulsive force of the first and third magnets against the directional force. . When the external force is removed, it returns to the original position by the repulsive force of the first magnet and the third magnet, and then the distal end of the armor and the proximal end of the temple are attracted by the second magnet and the third magnet. The butted state is maintained.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in more detail with reference to embodiments. FIG. 1 is a sectional view of an eyeglass hinge 21 according to an embodiment of the present invention. A case 22 including a case body 23, a first end member 24, and a second end member 25 is attached to the temple 4 by brazing or the like.
The first end member 24 includes a fitting portion 26 that fits inside the case main body 23 and a first end plate 27 that closes one end of the case 22. For example, a first magnet 28 having a polarity as shown is attached. At the center of the first end plate 27, an internal screw 29 into which a fixing bolt 34 is screwed is formed. On the side opposite to the side fixed to the temple 4, a hole 30 is provided so as to be continuous with the elongated hole 37 provided in the case main body 23. The second end member 25 includes a fitting portion 31 fitted inside the case main body 23.
And a second end plate 32 for closing the other end of the case 22. A second magnet 33 is mounted inside the fitting portion 31. The polarity of the second magnet 33 is the same as that of the first magnet 28.
And the same pole (S pole in FIG. 1). In the center of the second end plate 32, a hole 35 through which the mounting bolt 34 is inserted is provided. The case body 23 has a hollow cylindrical shape, and a stopper 36 is provided near the second end member 25 to prevent the moving body 41 from colliding with the second end member 25.

FIG. 2 is a plan view of the case 22 viewed from the side opposite to the side on which the temple 4 is mounted. On this side of the case 22, there is an elongated hole 37, which is
3 extends toward the first end member 24 and is continuous with the hole 30 of the first end member 24.

The moving body 41 is movable in the case main body 23 in the axial direction of the case, and has a partition 42 at the center in the axial direction.
Are provided, and third magnets 43 are attached to both sides of the partition. The third magnet 43 is attached so that a pulling force acts on the second magnet 33 and a repulsive force acts on the first magnet 28. At the center of the first to third magnets 28, 33, 43 and the partition 42, a hole through which the fixing bolt 34 is inserted is provided. Also, in FIG. 1, first to
The cross-sectional symbols of the third magnets 28, 33, 43 are omitted.

An arm hinge 45 is fixed to the moving body 41 and projects outside the case 22 from the elongated hole 37.
A hinge screw hole is provided near the first end member 24 and near the end. On the other hand, a hinge 5 for a frame is fixed to the armor 3, the tip of the hinge 5 for the frame is divided into two, a hinge screw hole for the frame is provided in one of the pieces, and a hinge shaft screw 46 is provided in the other piece. An inner screw to be screwed is provided, and the tip of the arm hinge 45 is sandwiched between two pieces of the frame hinge 5, and the frame hinge screw hole and the arm hinge screw hole are inserted from one side. The hinge shaft screw 46 is inserted and screwed with the internal screw of the other piece.

In a normal state, the moving body 41 is pulled by the second and third magnets 33 and 43 in the case main body 23.
It is on the second end member 25 side. This state is shown in FIG. The temple 4 can be folded at the center of the hinge screw in the direction of the inside of the glasses (arrow 47).

Arrows 48 on the temple 4 in the direction opposite to the folding direction
When the force indicated by the arrow is applied, the moving body 41 moves in the direction of the first end member 24. FIG. 3 is a cross-sectional view showing a state in which the moving body 41 has moved closest to the first end member 24. When the moving body 41 moves from the position of FIG. 1 to the position of FIG.
Initially, the attractive force of the second magnet 33 and the third magnet 43 is
At the end, the repulsive force of the first magnet 28 and the third magnet 43 acts, so that the force indicated by the arrow 48 is reduced. Then, the temple 4 bends in the direction opposite to the arrow 47 around the butted portion 49 between the base end of the temple 4 and the end of the armor 3 with the movement of the moving body 41. This prevents the temple 4 and the hinge 21 from being damaged.

Next, a method of assembling the temple 4 side hinge member will be briefly described. A first component having the first magnet 28 attached to the first end member 24, the case body 23, a second component having the second magnet 33 attached to the second end member 25, a third magnet 43 and the arm to the moving body 41. A third part to which the hinge 45 is attached is prepared. On the side of the first end member 24 of the case main body 23, an elongated hole 37 is opened, so that the hinge for arm 45 is inserted here, the moving body 41 is stored in the case main body 23, and the second end member The 25 fitting portions 31 are fitted to the other end of the case main body 23. In this state, the first magnet 33 and the third magnet 43
Between the second end member 2 and the second end member 2.
Move to side 5. Next, the first end member 24 is fitted to the one end of the case main body 23 so that the elongated hole 37 of the case main body 23 and the hole 30 of the first end member 24 are continuous with each other. The fixing bolt 34 is inserted through the hole 35 of the second end member 25, and its tip is screwed into the inner screw 29 of the first end member 24. The assembled case 22 is
The first end member 24 is brazed with the base end of the temple 4 aligned.

Since the hinge 21 of the present invention does not use a spring unlike the conventional hinge for spring glasses, it can be used for a very long time until each magnet loses its magnetic force. Especially when used in places with lots of dust,
Although dust may enter the case 22 from the case 7, the dust can be easily cleaned by poke with a needle through the elongated hole 37.

FIG. 4 is a sectional view of an eyeglass hinge 51 according to another embodiment of the present invention. A case body 52 with a bottom is brazed to the temple 4. A second magnet 53 is incorporated in the bottom plate of the case body 52 in advance, and is fixed by a thin pin 54 provided on the front surface. Shaft 57 of arm hinge 55
The lock piece 58, the first magnet 59, the odd number (three in this embodiment) of the third magnet 60 and the magnet locking piece 6
1 are inserted in this order, and the magnet locking piece 61 is fixed to the shaft portion 57 with the screw 62. Shaft portion 57 into which each member is inserted
Is inserted into the case main body 52 from one end of the case 52. In this state, the hinge 56 connected to the shaft 57 is
It protrudes out of the lock piece 58. The first magnet 59 and the second magnet 53 are arranged such that the same pole (S pole in FIG. 4) is opposed. The third magnet 60 is the second magnet 5
The poles are arranged so as to be attracted by 3 and repelled by the first magnet 59. When three or more third magnets 60 are provided, the poles are arranged such that adjacent magnets repel each other. Here, the lock piece 58 is fixed to the case body 52 with a screw 63.
Fixed to The fixing screws 63 are used, for example, from the back side, the front side, and the three directions shown in FIG.

The hinge 55 for the arm and the hinge 5 for the frame are fixed on the hinge shaft screw 64 similarly to the above-described embodiment, and the temple 4 can be folded in the arrow 47 direction.
In this case, the arm hinge 55 is held at the position shown in FIG. 4 by the attractive force of the second magnet 53 and the third magnet and the repulsive force of the first magnet 59 and the third magnet 60. When the force of the arrow 48 acts on the temple 4, the arm hinge 55 is pulled out of the case main body 52 against the attraction and repulsion between the magnets, and the base end of the temple 4 and the end of the armor 3 are drawn. It is the same as the previous embodiment that it bends in the opposite direction about the part.

[0019]

As described above, according to the present invention, the hinge for the arm is held at the normal position by utilizing the attraction force of the magnet, and when a force in the direction opposite to the folding direction is applied, the magnet is required to be retracted. The arm hinge is moved toward the frame hinge while relaxing the force by the attractive force and the repulsive force, and the temple is bent in the direction opposite to the folding direction. This makes it possible to withstand the forces in the folding direction without maintenance.

[Brief description of the drawings]

FIG. 1 is a sectional view of an eyeglass hinge 21 according to an embodiment of the present invention.

FIG. 2 is a plan view of a case 22.

FIG. 3 is a cross-sectional view when a force in a direction opposite to a folding direction is applied to the hinge 21 of the glasses.

FIG. 4 is a sectional view of an eyeglass hinge 51 according to another embodiment of the present invention.

FIG. 5 is a perspective view of a first prior art glasses hinge 8;

FIG. 6 is a sectional view of a second prior art spring hinge 11;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 3 Armor 4 Temple 5 Hinge for frame 21, 51 Eyeglass hinge 22 Case 23, 52 Case main body 24 First end member 25 Second end member 28, 59 First magnet 33, 53 Second magnet 37 Slender hole 41 Moving body 43, 60 Third magnet 45, 55 Arm hinge 56 Hinge 57 Shaft 58 Lock piece 61 Magnet locking piece

Claims (2)

(57) [Claims] 1. A column-shaped case fixed to the base end of a temple with its axis parallel to the axis of the temple, wherein a hollow column having an elongated hole parallel to the axis is provided on the side opposite to the side fixed to the temple. A first end member attached to one end of the case body and having a first magnet mounted therein; and a first end member attached to the other end of the case body and the same as the first magnet. A case having a second end member in which a second magnet is mounted so that the poles face each other; and a case provided in the case main body so as to be movable in the axial direction of the case and repelled by the first magnet. A moving body having a third magnet having a pole in a direction to be pulled with the second magnet, fixed inside the moving body, protruding from the elongated hole of the case body to the outside of the case, and forming a first end member; Arm with a hinged screw hole at the tip And a hinge for the frame fixed to the tip of the armor and having a hinge screw hole for the frame, and a hinge shaft screw. The tip of the armor and the base end of the temple abut against each other to form a hinge screw hole for the frame. An eyeglass hinge characterized in that the hinge screw hole for the arm is rotatably fixed to the hinge screw with a hinge shaft screw. 2. A column-shaped case fixed to the base end of the temple with its axis parallel to the axis of the temple, the first case being attached to one end of the case and having a ring-shaped first magnet provided therein. A holed lock piece, and the other end is closed by an end plate, and the second magnet is fixed in the end plate so that the same pole as the first magnet faces. A case having a case body, and a hinge for an arm, wherein the ring is provided in the case with an axis of the case as an axis, and has a pole in a direction to repel the first magnet and to attract the second magnet. The third magnet is inserted, a magnet locking piece is attached to the distal end, and a shaft protruding outward from a hole of the lock piece near the base end, and a shaft connected to the shaft at the base end of the shaft. A hinge for an arm, comprising a hinge portion having a hinge screw hole for an arm; and a hinge for a frame fixed to a tip of the armor. It consists of a hinge for a frame having a hole and a hinge shaft screw. The tip of the armor and the base end of the temple abut against each other, and the hinge screw hole for the frame and the hinge screw hole for the arm can be freely rotated with the hinge screw. Eyeglass hinges that are fixed to the shaft.