JP3000211B2 - How to attach temples and bridges to eyeglass lenses - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for attaching a temple or bridge to a spectacle lens for attaching a temple or bridge to a spectacle lens of rimless spectacles.

[0002]

2. Description of the Related Art As shown in FIG. 12, there is known a rimless spectacles 1 in which a spectacle lens is not provided with a rim. In the rimless glasses 1, since no rim is provided around the glasses lens 2, the temple 3 and the bridge 4 need to be directly attached to the glasses lens 2. Therefore, FIG.
, A temple hole 5A at the outer end of the spectacle lens 2 and a bridge hole 5B at the inner end of the spectacle lens 2.
Are drilled respectively. When the temple 3 is attached, the tongue 6 which is a constituent member of the temple 3 is disposed on the front side 2A of the spectacle lens 2, and the bracket 3A of the temple 3 is disposed on the rear side 2B of the spectacle lens 2. The long screw portion 7 protruding from the chi 6 is inserted into the temple hole 5A.
Then, the long screw portion 7 is cut with a nipper or the like (not shown) in a state of being inserted through the screw insertion hole 3B of the bracket portion 3A, and as shown in FIG. The temple 3 is fixed to the spectacle lens 2 by screwing a nut 8 and a cap nut 9 as a second nut. Also, when the bridge 4 is attached, as shown in FIG. 13, the bridge 4 is disposed on the front side 2A of the spectacle lens 2 and the nose hook 10 is disposed on the rear side 2B of the spectacle lens 2. The long screw portion 7 protruding from the bridge 4 is inserted into the hole 5B for the bridge and the screw insertion hole 10B of the bracket portion 10A of the nose hook 10.
12, the long screw portion 7 is cut with a nipper (not shown) or the like, and the nut 4 and the cap nut 9 are screwed into the long screw portion 7 as shown in FIG. It is fixed to the spectacle lens 2. However, with this mounting method, when the cut portion of the long screw portion 7 is cut by the nipper as shown in FIG.
Is formed, the nut 8 and the cap nut 9 cannot be screwed together, but the protruding part 7A of the long screw part 7 is filed and the protruding part 7A is cut to remove the nut 8 and the cap nut 9 from each other. It is screwed. For this reason, when the nut 8 and the cap nut 9 are screwed into the long screw portion 7, there is a problem that the filer is required and the operation becomes complicated. In addition, with the above-described mounting method, the cap nut 9 is easily loosened unless two nuts, the nut 8 and the cap nut 9, are used.

[0003]

SUMMARY OF THE INVENTION The present invention has been devised in order to solve the above-mentioned problems, and has a temple and a bridge attached to a spectacle lens which does not need to be filed and can reduce the number of nuts. It provides a method.

[0004]

According to the first aspect of the present invention,
A mounting method for attaching a temple and a bridge to a spectacle lens of rimless spectacles, wherein a hole for a temple and a hole for a bridge are formed in the spectacle lens, and a tube is externally fitted to a screw protruding from the temple and the bridge. Insert the temple screw into which the tube is fitted externally into the temple hole and the screw insertion hole of the temple bracket, and insert the bridge screw into which the tube is fitted externally into the bridge hole and the nose hook bracket part. And screw the first nut into the screw,
Of the screw protruding from the nut of
After the nut is removed, a temple and a bridge are attached to the rimless spectacle lens by screwing a second nut to the screw. The invention according to claim 2 is a mounting method for attaching a temple and a bridge to a spectacle lens of rimless spectacles, wherein a hole for a temple and a hole for a bridge are formed at an outer end and an inner end of the spectacle lens, respectively. Insert the screws protruding from Ji and the bridge into the tube, shrink the tube with fire to fit the tube to the screw,
The tomo and bridge are disposed in front of the spectacle lens, the temple bracket and the nose hook are disposed to the back of the spectacle lens, and the tomo screw fitted with a tube is used for the temple hole and the temple bracket. Insert the screw of the bridge, into which the tube has been fitted, into the screw insertion hole of the bracket and the screw insertion hole of the bracket part of the bridge and the nose hook, and fasten a first nut to the screw to tighten the tube. Fold the part of the screw protruding from the first nut, remove the first nut from the screw,
The temple and the bridge are attached to the spectacle lens, wherein the temple and the bridge are attached to the rimless spectacle lens by screwing the second nut to the screw.

[0005]

1 to 11 show one embodiment of a method for attaching a temple and a bridge to an eyeglass lens according to the present invention. The same members as those in the above-described conventional method will be described using the same reference numerals. FIG. 1 is an overall perspective view of rimless glasses 12 to which a temple and a bridge are attached according to the present invention. Temples 3 are attached to the outer ends of the spectacle lenses 2 and 2 of the rimless spectacles 12, respectively, and bridges 4 are attached to the inner ends of the spectacle lenses 2 and 2, respectively.
The bridge 4 includes the spectacle lens 2 and the spectacle lens 2
Are linked. As shown in FIG. 2, at the outer end of the front surface 2A of the spectacle lens 2, a tongue 6 which is a constituent member of the temple 3 is disposed, and at the inner end of the front surface 2A of the spectacle lens 2, the bridge 4 is disposed. Has been established. FIG. 3 is a perspective view showing a metal exclusive tool 14 used for the method of attaching the temple 3 and the bridge 4 to the spectacle lens 2 in the present invention. One end 14A of this special tool 14 is formed with a wrench hole 16 having a hexagonal cross section on the inner surface through which the nut 8 and cap nut 9 can be tightened and loosened, and the other end 14B has the long screw portion 7 formed therein. The insertion hole 18 having a circular inner cross-section into which the contact hole can be inserted is formed. An opening 18 </ b> A is provided at a middle portion of the insertion hole 18 in the longitudinal direction.
When the long screw portion 7 is broken using the insertion hole 18, the tip of the broken long screw portion 7 can be taken out.

Next, a method of attaching the temple 3 and the bridge 4 to the spectacle lens 2 will be described. As shown in FIG. 4, a pilot hole (not shown) having a diameter of 1.2 mm is formed in each of the outer end and the inner end of the plastic spectacle lens 2 by a drill (not shown) to confirm the positions of the holes. The prepared hole is again drilled into a 1.8 mm diameter temple hole 2.
0A and a hole 20B for bridge are respectively formed. Then, as shown in FIG.
2 is cut into the same length as the thickness of the spectacle lens 2, the long screw portion 7 protruding from the chimney 6 is inserted into the tube 22, and the outer periphery of the tube 22 is fired with a lighter or the like. Oil The tube 22 contracts due to the fire, and fits the long screw portion 7. Next, FIG. 6 and FIG.
As shown in FIG. 1, the chimney 6 is disposed on the front face 2A of the spectacle lens 2, the bracket 3A of the temple 3 is disposed on the back face 2B of the spectacle lens 2, and the tube 22 is fitted with the long screw. The part 7 is inserted into the temple hole 20A formed in the spectacle lens 2 and the screw insertion hole 3B of the bracket part 3A. In this case, since the fitted tube 22 is provided on the outer peripheral portion of the long screw portion 7, the tube 22 serves as a cushion material, and the backlash is formed between the long screw portion 7 and the temple hole 20A and the screw insertion hole 3B. Etc. do not occur. Then, a nut 8 as a first nut is screwed into the long screw portion 7. At this time, the special tool 1
The nut 8 is strongly tightened with a spanner hole 16 formed at one end 14A of the special tool 14 by using the tool 4. And
As shown in FIG. 7, an insertion hole 18 formed in the other end portion 14 </ b> B of the special tool 14 is fitted to the long screw portion 7 and the special tool 14 is swung right and left to thereby protrude from the nut 8. Break off the screw 7 and remove it. in this case,
Since the long screw portion 7 is folded by the special tool 14, unlike the case of cutting with a nipper or the like, no bulging portion is formed at the bent portion, so that file sanding is unnecessary. Also, special tool 1
Since the opening 18A is formed in the fourth insertion hole 18, the broken long screw portion 7 can be easily taken out from the opening 18A. Next, the nut 8 is loosened again with the wrench hole 16 of the special tool 14 and the nut 8 is removed from the long screw portion 7.
The temple 3 is fixed to the spectacle lens 2 as shown in FIG. 1 by strongly screwing the cap nut 9 serving as the nut of FIG.

Next, a case where the bridge 4 is attached to the spectacle lens 2 will be described. As shown in FIG. 8, the tube 22 made of synthetic resin is cut into the same length as the thickness of the spectacle lens 2, and the long screw portion 7 protruding from the bridge 4 is inserted into the tube 22. Then, the outer peripheral portion of the tube 22 is heated with a lighter or the like. The tube 22 contracts due to the fire, and fits the long screw portion 7. Next, as shown in FIGS. 9 and 11, the bridge 4 is disposed on the front surface 2A of the spectacle lens 2, and the bracket portion 10A of the nose clasp 10 is attached to the rear surface 2B of the spectacle lens 2.
The long screw portion 7 in a state where the tube 22 is fitted is provided with a bridge hole 20B formed in the spectacle lens 2 and a screw insertion hole 1 of the bracket portion 10A.
0B, and the nut 8 is screwed into the long screw portion 7. At this time, the nut 8 is inserted through the spanner hole 16 of the special tool 14.
Strongly. Also in this case, since the fitted tube 22 is provided on the outer peripheral portion of the long screw portion 7, the tube 22 serves as a cushion material, and is provided between the long screw portion 7, the bridge hole 20B, and the screw insertion hole 10B. No rattling occurs. Then, as shown in FIG. 10, by inserting the insertion hole 18 of the special tool 14 into the long screw portion 7 and swinging the special tool 14 right and left, the long screw projecting from the nut 8 of the long screw portion 7 is formed. Fold off the part of part 7 and remove it. Also in this case, since the long screw portion 7 is folded by the special tool 14, no bulging portion is formed at the bent portion, so that file sanding is not required. Next, the nut 8 is loosened again with the spanner hole 16 of the special tool 14, the nut 8 is removed from the long screw portion 7, and the cap nut 9 is screwed into the long screw portion 7 with the spanner hole 16 of the special tool 14. Thereby, the bridge 4 is fixed to the spectacle lens 2 as shown in FIG. Therefore, according to the mounting method of the present invention, when the temple 3 or the bridge 4 is mounted on the spectacle lens 2, the long screw 7
This eliminates the need for sanding, so that the work efficiency can be improved as compared with the related art, and the number of nuts can be reduced because the nut 8 is not required.

In the embodiment, a generally T-shaped chimney 6 in side view is used.
(Including the long screw portion 7) is shown, but the shape of the chimney 6 is not limited to this, and may be a shape formed only of the long screw portion 7, for example. In the embodiment, the tube 22 is formed of plastic, but is not limited to plastic as long as it is shrunk by fire. The tube 22 is formed of another material such as another synthetic resin material. Of course, it may be possible. In the embodiment, in order to form the hole 20A for the temple and the hole 20B for the bridge at desired positions, a pilot hole having a diameter of 1.2 mm is formed, and then the hole 20A for the temple having a diameter of 1.8 mm and the bridge hole are formed. Although the hole 20B is formed, it goes without saying that the pilot hole need not necessarily be formed in advance. In the embodiment, the temple 3 and the bridge 4 are fixed with the cap nut 9.
The temple 3 and the bridge 4 may be fixed by the nut 8 instead of the cap nut 9.

[0009]

As described above, the method of attaching the temple and bridge to the spectacle lens of the present invention eliminates the need for sanding the screws, thereby improving the working efficiency and reducing the number of nuts. It has an excellent effect that it can be reduced.

[Brief description of the drawings]

FIG. 1 is an overall perspective view from the back of rimless glasses with a temple and a bridge attached.

FIG. 2 is an overall perspective view from the front of the rimless glasses to which a temple and a bridge are attached.

FIG. 3 is an overall perspective view of a dedicated tool used when attaching a temple and a bridge to an eyeglass lens.

FIG. 4 is an overall perspective view from the back of the spectacle lens having a hole for a temple and a hole for a bridge.

FIG. 5 is a side view showing a state in which a long screw portion of a tom is inserted into a tube.

FIG. 6 is a partial cross-sectional side view showing a state where a long thread portion of a tube fitted with a tube is inserted into a temple hole of an eyeglass lens.

FIG. 7 is a partial cross-sectional side view showing a state where a long screw portion of a tom is inserted into an insertion hole of a special tool.

FIG. 8 is a side view showing a state where a long thread portion of a bridge is inserted into a tube.

FIG. 9 is a partial cross-sectional side view showing a state in which a long thread portion of a bridge fitted with a tube is inserted into a bridge hole of a negative lens.

FIG. 10 is a partial cross-sectional side view showing a state where a long screw portion of a bridge is inserted into an insertion hole of a special tool.

FIG. 11 is a partial perspective view showing a state where a temple and a bridge are removed from the spectacle lens.

FIG. 12 is an overall perspective view from the back of rimless glasses to which temples and bridges have been attached by a conventional attachment method.

FIG. 13 is a partial perspective view showing a state where a temple and a bridge are removed from an eyeglass lens by a conventional mounting method.

FIG. 14 is a side view of a long screw in which a cutting portion is crushed by a nipper by a conventional mounting method.

[Explanation of symbols]

 2 ... Eyeglass lens 3 ... Temple 4 ... Bridge 7 ... Long screw part 8 ... Nut 9 ... Cap nut 12 ... Rimless glasses 20A / Temple hole 20B / Bridge hole 22 ··tube

Claims (2)

(57) [Claims] 1. A mounting method for attaching a temple and a bridge to a spectacle lens of rimless spectacles, wherein a hole for a temple and a hole for a bridge are formed in the spectacle lens, respectively.
The tube is externally fitted to the screw protruding from the temple and the bridge, and the temple screw with the tube externally inserted is inserted into the temple hole and the screw insertion hole of the temple bracket, and the tube is externally fitted. Insert the screw of the bridge into the hole for the bridge and the screw insertion hole of the bracket part of the nose hook, screw the first nut to the screw, and fold the screw part protruding from the first nut. And attaching the temple and bridge to the eyeglass lens by attaching the temple and bridge to the rimless spectacle lens by removing the first nut and screwing the second nut to the screw. 2. A mounting method for attaching a temple and a bridge to a spectacle lens of rimless spectacles, wherein a hole for a temple and a hole for a bridge are formed at an outer end and an inner end of the spectacle lens, respectively. Insert the screw protruding into the tube, shrink the tube with fire to fit the tube to the screw,
The tomo and bridge are disposed in front of the spectacle lens, the temple bracket and the nose hook are disposed to the back of the spectacle lens, and the tomo screw fitted with a tube is used for the temple hole and the temple bracket. Insert the screw of the bridge, into which the tube has been fitted, into the screw insertion hole of the bracket and the screw insertion hole of the bracket part of the bridge and the nose hook, and fasten a first nut to the screw to tighten the tube. Fold the part of the screw protruding from the first nut, remove the first nut from the screw,
A temple and a bridge are attached to the spectacle lens, wherein the temple and the bridge are attached to the rimless spectacle lens by screwing the second nut to the screw.