JP2003035890A - Light shielding plate device of freely attachable and detachable spectacles to and from rise and fall adjusting spring and hat body collar of spectacles - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a light shielding plate device utilizing rise and fall adjusting springs, the rise and fall adjusting springs to hat body collars, etc., of spectacles capable of properly flipping up lens segments or light shielding lens segments. SOLUTION: This light shielding plate device of the freely attachable and detachable and rise and fall reading glasses 7 freely attachably and detachably disposed to hat body collars 6a are constituted by cutting wires of a required diameter to a required length, bending and raising the bisected mid-portions thereof to U-shaped sections 1a1, 1a1, equally bending the same to a Y shape in the required upper positions to raise the same at gently outwardly opening inclined sections 1a2, 1a2, forming the upper and lower mid-portions of which are backwardly projected and bent to form chevron surfaces 1a3 and are disposed at comfortableness working sections 1a, winding, sideways, the upper parts of the comfortableness working section 1a at the required number of times with the required diameters, disposing the same at coil sections 1b and 1b, bending the respective remaining portions so as to face the comfortableness working sections 1a and disposing the same at normal position engaging sections 1e to constitute the rise and fall adjusting springs of the spectacles to constitute the light shielding plate 13 from the original synthetic resin light shielding plate of the external form of the required size and the required thickness with respect to the hat body collars 6a and supporting the same by the rise and fall reading glasses 7 freely attachable and detachable to and from the hat body collars 6a.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an undulation moderation spring for spectacles capable of appropriately flipping up a lens part or a light-shielding lens part, and a light-shielding device for removable spectacles using the undulation moderation spring or the like on a cap collar. .

[0002]

2. Description of the Related Art Conventionally, a flip-up rotary shaft of this kind is constructed as an angular shaft, and a leaf spring whose base end is fixed to a fixed portion is pressed against one surface or both surfaces of the angular shaft, and when it descends. I am moderating when jumping up.

[0003]

SUMMARY OF THE INVENTION In the above conventional configuration,
Since the leaf spring has a short stroke, the thick one has a strong pressure, and the thin one has a weak pressure, so that it is difficult to obtain an appropriate pressure and it is not possible to obtain a smooth moderation. That is, it was inconvenient to use. Also, since the stroke of the spring is short, the bending angle of the spring is large, fatigue due to the bending action easily occurs, the pressure contact force changes and it is not possible to maintain a constant pressure, and it often breaks, resulting in durability. There was a problem about.

Further, in the eyeglasses which can be attached to and detached from the hat collar, when the mounting position approaches the front edge of the hat collar, sun rays are inserted into the lens of the eyeglass, and there is a risk of burns if the lens is a convex lens of reading glasses.

The present invention is intended to remedy the above drawbacks. The spring stroke is large, moderate pressure can be obtained to achieve smooth moderation, the usability is very good, the bending angle of the spring is small, and the fatigue due to the bending action is large. Is hard to happen,
An undulating moderation spring for spectacles that can maintain an appropriate pressure without changing the pressure contact force and maintains performance semipermanently, thereby improving the quality of undulating spectacle products, etc.
The eyeglasses that can be attached to and detached from the cap collar provide a light shielding plate device that shields the sun rays that enter the convex lens.

[0006]

[Means for Solving the Problems] A wire having a required diameter is cut into a required length, and the middle of the two halves is bent into a U-shaped portion to stand up, and Y-shaped to both sides at the required upper position. Bend into a mold and rise up with a gentle outward opening slope, and bend the upper and lower middle to project backward to form a mountain-shaped surface and provide it on the moderation acting part, the upper side of the moderation acting part to the side, An undulating moderation spring for spectacles, which is formed by winding the same number of turns with a required diameter in a coil part, and bending the remaining part of each coil so as to face the moderation acting part and providing it in the localization engaging part.

The coil portion of the undulating moderation spring for spectacles is inserted into and held in a fixed position by a localization support shaft, and the localization engagement part is connected to the localization support plate and held in a fixed position to rotate with the moderation acting part. An undulating moderation spring for spectacles, characterized in that the kinematic deceleration part is connected and the moderation part is connected to one side and the other side with the riding edge of the moderation acting part as a boundary.

The orientation supporting shaft is inserted into the coil portion of the undulating moderation spring for glasses, and both ends of the orientation supporting shaft are connected to the hanging portion above the supporting shaft portion of the holding metal fitting, and the fixing portion is fixed to the hanging portion. To the support plate, connect the localization engagement part of the undulating moderation spring for glasses,
And, the engaging portion formed in the connecting portion of the required length of the terminal end is engaged with the lower edge of the localization support plate to prevent the entire falling off,
It is also possible to use an undulating moderation spring for spectacles in which the convex portion at the base end of the lens frame is brought into pressure contact with the back surface of the moderation acting portion.

A light-shielding plate is composed of a synthetic resin light-shielding original plate having a required size and thickness for the cap body, and the light-shielding plate is supported on the cap body by removable glasses. It is a light-shielding plate device for eyeglasses which is detachably attached to a collar and is detachably attached to a collar.

A locking groove is provided on the front edge of the light-shielding plate at least at the right and left sides with a required space therebetween, and a part of eyeglasses which can be detachably attached to the cap collar is fitted in the locking groove of the front edge of the light-shielding plate. In combination, the light-shielding plate may be attached to and detached from the cap collar so that the light-shielding plate is restricted to a fixed position and is detachably mounted on the cap collar.

The light shielding plate is inserted between the support base portion and the spring holding portion in the clip portion of the holding metal fitting, and the engaging groove at the front edge of the light shielding plate is formed at the connecting portion between the abutment portion of the clip portion and the spring holding portion. The cap is connected to the lower surface or the upper surface of the cap body, the spring retainer is connected to the upper surface of the cap body, and the cap body supports both the removable glasses and the light shield plate. The light shielding plate device of the eyeglasses that can be attached to and detached from the body collar may be used.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION A wire having a required diameter is cut into a required length, and an intermediate part obtained by dividing the wire into two parts is bent into a U-shaped part and is started up.
At the required upper position, bend equally to both sides in a Y shape and rise up with a gentle outward slope, and bend the upper and lower middle parts backward to form a mountain-shaped surface and provide it on the moderation portion. The upper part of the action part is laterally wound by the required number of turns with the required number of turns to provide the coil part, and the remaining part of each is bent so as to face the moderation effect part and provided in the stereotactic engagement part, The positioning spring is inserted into the coil part of the moderation spring to hold it in a fixed position, and the positioning engagement part is connected to the positioning support plate to hold it in a fixed position. An undulating moderation spring for spectacles, characterized in that moderation is made to one side and the other side with the riding edge of the moderation acting portion as a boundary.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The undulating moderation spring 1 for spectacles according to the first aspect of the present invention will be described below with reference to the drawings which are embodiments. As shown in FIGS. 1, 2 and 3, a wire having a required diameter and a required length are provided. Cut it into two parts and fold the middle part into a U-shaped part 1a1 to stand up, and fold it equally to both sides in a Y-shape at the required upper position and stand up with gentle outward-opening inclined parts 1a2 and 1a2. And the upper and lower middle portions thereof are bent backward to form a chevron surface 1a3 and provided on the moderation acting portion 1a, and the respective upper portions are laterally wound by the required number of turns with the required diameter to form the coil portions 1b, 1b. The respective remaining portions 1c1 and 1c1 are bent so as to face the moderation acting portion 1a and are provided on the localization engaging portions 1c and 1c.

Since the embodiment of the undulating moderation spring 1 for spectacles of the first invention is constructed as described above, as shown in FIG. 4, the localization support shaft 2 is inserted into the coil portions 1b, 1b. And hold in place, and the remaining portions 1c1 and 1c1 of the localization engaging portion 1
When c and 1c are connected to the localization support plate 3 and are held in a fixed position, the rotating detented portion 4 that is connected to the detent action portion 1a of the U-shaped portion 1a1 is moved from the A point position to the B point point around the fulcrum 5. When turning to the position and vice versa, it passes through the riding edge 1a4 of the chevron 1a3, and the moderation acting portion 1a moves forward due to its own bending and the bending of the coil portions 1b, 1b. Move to and correspond with the entire spring length. Moreover, since the coil portions 1b and 1b are supported on both sides, the balance is good, and since the moderation acting portion 1a is two connecting surfaces that are separated left and right, the contact resistance with respect to the rotating detented portion 4 is halved and stable. It is a thing.

Next, as to an example of use of the undulating moderation spring 1 for spectacles of the first invention, the undulating reading glasses 7 which can be attached to and detached from the cap body flange 6a of the hat 6 will be described with reference to FIGS. The detented portion 4 is a convex portion 8a1 of the base end 8a of the lens frame 8, a bearing cylinder 9 is fixed to the base end 8a, and the bearing cylinder 9 is a support shaft of a clamp 10 to the cap body flange 6a. The lens frame 8 is mounted on the portion 10a so that the lens frame 8 can be raised and lowered around the bearing tube 9. The localization support shaft 11 is inserted through the coil portions 1b, 1b of the undulating moderation spring 1 for glasses of the first invention, and both ends 11a, 11a of the localization support shaft 11 are clamped by the holding metal fitting 1
The positioning support plate 1 connected to the hanging parts 10b, 10b above the supporting shaft part 10a of 0 and fixed to the hanging parts 10b, 10b.
0c is connected to the stereotactic engagement parts 1c and 1c of the undulating moderation spring 1 for glasses of the first invention, and in this embodiment, the engagement parts 1c2 and 1c2 are formed at the ends of the remaining parts 1c1 and 1c1.
1c2 is engaged with the lower edge 10c1 of the localization support plate 10c to prevent the whole from falling off, and the convex portion 8 of the base end 8a of the lens frame 8 is prevented.
a1 is pressed against the back surface of the moderation acting portion 1a.

The use example of the undulating moderation spring 1 for spectacles of the first invention is not limited to the undulating reading glasses 7 of the above-mentioned embodiment, but can be applied to the relationship between the lens portion and the frame portion of general spectacles and sunglasses. It can be implemented.

Next, a description will be given of a light-shielding plate device 12 for eyeglasses, which is detachable from a cap collar, which is a second invention, using the undulating moderation spring 1 for glasses of the first invention or another spring. As shown in FIG. 8, the light shield plate 13 has a front edge 13
a and the engaging groove 13 at least at the right and left sides with a required space therebetween.
The cap body 6a is provided with a1 and 13a1 and is cut from a synthetic resin light-shielding original plate having a required size and a required thickness. Of course, a synthetic resin material may be provided by injection molding.

Since the embodiment of the light shielding plate device of the undulating reading glasses which is detachable from the cap collar according to the second aspect of the invention is configured as described above, the clip portion 10d of the holding metal fitting 10 is described.
The light-shielding plate 13 is inserted between the support base portion 10d1 and the spring holding portion 10d2 in the above, and the locking grooves 13a1 and 13a1 of the front edge 13a of the light shielding plate 13 are formed between the support base portion 10d1 of the clip portion 10d and the spring holding portion 10d2. Connection part 10d
3 and connect the shading plate 13 to the lower surface of the cap collar 6a,
The spring pressing portion 10d2 is connected to the upper surface of the cap collar 6a, and the detachable undulating reading glasses 7 and the light shielding plate 13 are both supported by the cap collar 6a.

Conventionally, when the rugged reading glasses 7 are attached to the cap body 6a, in order to adjust the visual acuity and the visual field of the wearer, the cap body 6a is displaced back and forth with respect to the tip of the cap body 6a. According to the light shielding plate device for the undulating reading glasses which is detachable from the cap collar according to the second aspect of the present invention, the light shielding plate 13 is attached to the mounting position of the undulating reading glasses 7 which is detachable. Therefore, since the cap body 6a is moved back and forth to connect to the cap body 6a and the light-shielding portion is enlarged forward, sunlight is blocked and the light is prevented from being inserted into the lens.

In particular, locking grooves 13a1 and 12a are formed on the front edge 13a of the light-shielding plate 13 at least at right and left sides with a required interval.
1 is provided, the clip portion 10 of the clamp 10
When the light-shielding plate 13 is engaged with d and the undulating reading glasses 7 are moved back and forth with respect to the cap collar 6a to adjust, the holding metal fitting 10 and the light-shielding plate 13 can be maintained in a fixed position. .

[0021]

As described above, the undulating moderation spring for glasses according to the present invention has a large spring stroke, obtains an appropriate pressure for smooth moderation, and is extremely convenient to use.
Since the bending angle of the spring is small, fatigue due to bending action does not easily occur, and the pressure contact force does not change, it is possible to provide an undulating moderation spring for spectacles that can maintain appropriate pressure and semipermanently maintain performance. Is.

Further, the spectacles that can be attached to and detached from the cap collar are capable of blocking the sun rays that enter the convex lens, which is effective in avoiding the danger under hot weather.

Therefore, it is effective in maintaining the performance of the undulation mode of the spectacles which can be attached to and detached from the cap body collar and of shielding the sun rays which are inserted into the convex lens.

[Brief description of drawings]

FIG. 1 is a front view of an undulating moderation spring for glasses of the present invention.

FIG. 2 is likewise a side view thereof.

FIG. 3 is a perspective view of the same.

FIG. 4 is a side view for explaining a moderation action when a bias is applied.

FIG. 5 is an enlarged front view of a single piece of undulating spectacles on which the undulating moderation spring for spectacles of the present invention is implemented.

FIG. 6 is also an enlarged side view of a single piece of undulating eyeglasses on which the undulating moderation spring for eyeglasses of the present invention is implemented.

FIG. 7 is a perspective view showing a usage state of the undulating glasses, in which the undulating glasses having the undulating moderation spring for spectacles according to the present invention are mounted on a cap collar such as a hat.

FIG. 8 is a plan view of a light-shielding plate alone of a light-shielding plate device for eyeglasses which is detachably attached to the cap collar according to the second invention.

FIG. 9 is a perspective view of a state in which a light shielding plate is combined with eyeglasses and attached to a cap collar of a hat.

FIG. 10 is a vertical cross-sectional side view showing a state in which the light shielding plate is combined with eyeglasses and attached to the cap body collar of the hat.

[Explanation of symbols]

1 Undulating moderation spring 1a for glasses of the first invention 1a Moderation acting part 1a1 U-shaped part 1a2 Outward-opening inclined part 1a3 Mountain-shaped surface 1a4 Riding edge 1b Coil part 1c Positioning engaging part 1c1 Remaining part 1c2 Engaging part 2 Positioning support shaft 3 Orientation Support Plate 4 Rotating Degree of Support 5 Support Point 6 Cap 6a Hat Body 7 Relief Reading Glasses 8 Lens Frame 8a Base End 8a1 Protrusion 9 Bearing Tube 10 Clamping Metal Fitting 10a Supporting Shaft 10b Position Supporting Plate 10c1 Lower Side Edge 10d Clip portion 10d1 Support base portion 10d2 Spring retainer portion 10d3 Connection portion 11 Positioning support shaft 11a End portion 12 Detachable to the cap collar according to the second aspect of the invention Shade device 13 for eyeglasses Light shield plate 13a Front edge 13a1 Locking groove

Claims (6)

[Claims] 1. A wire having a required diameter is cut into a required length, and an intermediate portion obtained by dividing the wire into two is bent into a U-shaped portion to stand up, and at the required upper position, bent equally to both sides in a Y-shape. Then, it rises up with a gentle outward opening slope, and the upper and lower middle is projected backward and bent to form a mountain-shaped surface and provided on the moderation acting part. An undulating moderation spring for spectacles, which is wound and provided on a coil part, and the remaining part of each is bent so as to face the moderation acting part and is provided on a localization engaging part. 2. The moderation acting part is held in a fixed position by inserting a localization support shaft into the coil part of the undulating moderation spring for glasses and connecting the localization engagement part to the localization support plate. 2. The undulating moderation spring for spectacles according to claim 1, wherein the eccentric moderation spring for spectacles is connected to the rotational detented part, and is decelerated to one side and the other side with the riding edge of the moderation acting part as a boundary. 3. A positioning support shaft is inserted into a coil portion of an undulating moderation spring for glasses, and both ends of the positioning support shaft are connected to a hanging part above the supporting shaft part of the holding metal fitting and fixed to the hanging part. The stereotactic support plate is connected to the stereotactic engagement portion of the undulating moderation spring for spectacles, and the engagement portion formed on the connection portion having the required length at the end is engaged with the lower edge of the stereotactic support plate. The undulating moderation spring for spectacles according to claim 1, wherein the entire body is prevented from falling off, and the convex portion of the base end of the lens frame is pressed against the back surface of the moderation acting portion. 4. An outer shape of a required size with respect to the cap body collar,
A light-shielding plate is constructed from a synthetic resin light-shielding original plate having a required thickness, and the light-shielding plate is detachably mounted on the cap body collar by being supported by the detachable eyeglasses on the cap body collar. Light shield device. 5. A part of spectacles which is provided with a locking groove on the front edge of the light-shielding plate at least at right and left sides with a required space therebetween, and which is detachably attached to the cap collar in the locking groove of the front-edge of the light-shielding plate. A light-shielding plate device for eyeglasses that is detachably attached to a cap body collar, which is fitted to the cap body and is regulated in a fixed position to be detachably mounted on the cap body collar. 6. The light-shielding plate is inserted between a support base and a spring retainer in a clip portion of a clamp, and an engaging groove at a front edge of the light-shielding plate is formed between the abutment portion of the clip and the spring retainer. Fit the connection part, connect the shading plate to the lower surface or upper surface of the cap body, connect the spring retainer part to the upper surface of the cap body, and support both the removable glasses and the shading plate on the cap body. A light-shielding device for eyeglasses that can be attached to and removed from the Naru hat collar.