WO2016113773A1 - Monture avant pour lunettes ayant une couverture de bord - Google Patents

Monture avant pour lunettes ayant une couverture de bord Download PDF

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Publication number
WO2016113773A1
WO2016113773A1 PCT/JP2015/000120 JP2015000120W WO2016113773A1 WO 2016113773 A1 WO2016113773 A1 WO 2016113773A1 JP 2015000120 W JP2015000120 W JP 2015000120W WO 2016113773 A1 WO2016113773 A1 WO 2016113773A1
Authority
WO
WIPO (PCT)
Prior art keywords
rim
cover
front frame
rivet
rim cover
Prior art date
Application number
PCT/JP2015/000120
Other languages
English (en)
Japanese (ja)
Inventor
宗大郎 増永
Original Assignee
増永眼鏡株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 増永眼鏡株式会社 filed Critical 増永眼鏡株式会社
Priority to PCT/JP2015/000120 priority Critical patent/WO2016113773A1/fr
Publication of WO2016113773A1 publication Critical patent/WO2016113773A1/fr

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C1/00—Assemblies of lenses with bridges or browbars
    • G02C1/06—Bridge or browbar secured to or integral with closed rigid rims for the lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C13/00—Assembling; Repairing; Cleaning

Definitions

  • the present invention is an improvement of the front frame of glasses with a rim cover, and more specifically, not only can the rim cover be securely fixed to the rim, but also the thickness of the frame in the front-rear direction or the rim in-out direction can be suppressed, and moreover, when using glasses. It is related with the spectacles front frame with a rim cover which a lens convex part does not damage easily even if it receives.
  • Patent Document 6 a technique of providing a fixing hole for a screw member in the rim or rim cover in the rim inside / outside direction is also known (see Patent Document 6).
  • a female screw hole is provided in the rim. Since it was necessary to design the thickness of the rim inside and outside in order to form it, there was room for improvement in terms of frame design and weight.
  • the object of the present invention is not only to firmly fix the rim cover to the rim so as not to be removed for a long period of time, but also in the front-rear direction or inside / outside of the rim.
  • Another object of the present invention is to provide a spectacle front frame with a rim cover in which the thickness of the frame in the direction can be suppressed and the lens convex portion is not easily damaged even when subjected to an impact or the like when using spectacles.
  • the right and left rims 1 and 1 having inner circumferential grooves 11 and 11 (rim grooves) into which convex portions on the outer periphery of the lens L are inserted are inserted into the fitting grooves 21 and 21 of the rim covers 2 and 2.
  • the rim 1 and the rim cover 2 are provided with insertion holes 12 and 22 communicating with the rim 1 in the state in which the rim 1 is fitted to the rim cover 2, and the communicating insertion holes 12 and 22 are provided from the outside of the rim cover 2.
  • the shaft portion of the rivet 3 is inserted, and the tip portion is further crimped by plastic deformation to form a plate-shaped crimping portion 32 along the bottom shape of the groove in the inner circumferential groove 11 of the rim 1.
  • the inner circumferential groove 11 of the rim 1 is preferably formed in a V-groove shape in accordance with the bevel shape of the lens L.
  • the caulking portion 32 of the rivet 3 also has a V-shaped cross section. This makes it easy to bring the convex portion of the lens L into surface contact with the crimping portion 32.
  • the shaft portion of the rivet 3 is inserted into the insertion holes 12 and 22, and then the tip portion is crushed while being heated to easily form the crimping portion 32. can do.
  • a counterbore hole 23 corresponding to the dimension of the head 31 of the rivet 3 is formed in the outer peripheral surface of the rim cover 2 at the peripheral portion of the insertion hole 22 so that the surface of the rim cover 2 is almost flush. Can be finished.
  • the structure of the front frame not only the structure in which separate rim covers are attached to the left and right rims connected by a bridge, but also the rims 1.1 in the blow bar R in which the left and right rim covers 2.2 are integrated. It can also be configured by mounting.
  • the rim and the rim cover are provided with insertion holes in the rim inner and outer directions, and rivets are inserted into the insertion holes and crimped to integrate them, so that the rim cover is attached to the rim. It can be firmly fixed with.
  • the rivet is used as the fastening means, there is no fear of aging deterioration such as an adhesive or dropping due to an impact such as a locking claw.
  • the rivet caulking portion has a shape along the bottom surface of the inner circumferential groove of the rim, the convex portion of the lens mounted on the rim is easily brought into surface contact with the caulking portion. For this reason, even when an impact is applied when using the glasses, it is difficult to cause a problem that the lens convex portion is damaged due to an excessive load from the caulking portion.
  • the thickness in the front / rear direction of the rim and the rim cover can be kept small.
  • the thickness in the inner and outer directions of the rim can be kept small, thereby reducing the weight of the frame.
  • the members made of different materials be securely fixed so that they do not come apart, but there is no problem when using glasses, and a spectacle frame that can be designed in a smart and unique design is provided. Therefore, the practical utility value of the present invention is very high.
  • FIG. 3 is an X-X ′ sectional view and a YY ′ sectional view showing the structure of the spectacles front frame in Embodiment 1 of the present invention. It is sectional drawing showing the fixation structure of the spectacles front frame in Example 1 of this invention, and a perspective view showing the rivet after crimping. It is sectional drawing and explanatory drawing showing the structure of the spectacles front frame in Example 2 of this invention, and the formation method of a counterbore. It is sectional drawing and the explanatory drawing showing the structure of the spectacles front frame in Example 3 of this invention, and the formation method of a counterbore.
  • Example 1 A first embodiment of the present invention will be described with reference to FIGS.
  • reference numeral F is the front frame of the spectacle frame
  • reference numeral 1 is the rim on which the lens is mounted.
  • reference numeral 2 is a rim cover
  • reference numeral 3 is a rivet.
  • the left and right rims 1 and 1 of the full rim type to which the lenses L and L are respectively attached are connected by a central bridge B, and end pieces are provided on both outer sides of the left and right rims 1 and 1 (opposite side of the bridge B).
  • E and E are provided to constitute the main body of the front frame F of the spectacle frame (see FIG. 1).
  • the main body of the front frame F is composed of a metal frame.
  • an inner peripheral groove 11 • for inserting and fixing a convex portion (so-called bevel) formed on the outer periphery of the lens L is formed on the inner surface of the rim 1 • 1.
  • 11 is formed respectively.
  • the inner circumferential grooves 11 and 11 of the left and right rims 1 and 1 are formed in a V-groove shape in accordance with the convex shape of the lens L having a V-shaped cross section.
  • the left and right rims 1 and 1 are fitted with rim covers 2 and 2 having fitting grooves 21 and 21 corresponding to the dimensions and shape of the rim 1 on the inside, as shown in FIG.
  • the rims 1 and 1 and the rim covers 2 and 2 are fixed by being sandwiched between a head 31 and a caulking portion 32 of the rivet 3.
  • the rim covers 2 and 2 are made of a plastic frame, and the rivet 3 is made of a thermoplastic resin.
  • the rim covers 2 and 2 are formed in a C-type configuration in which the end pieces E and E are partially cut off, so that the full rim-type rim 1 can be covered all around.
  • the rim cover 2 is fixed to the rim 1 at two points above and below the end piece E as shown in the enlarged view of FIG. Further, a notch is provided on the bridge B side of the rim covers 2 and 2 so that the bridge B does not contact the rim covers 2 and 2 (not shown).
  • the rim 1 and the rim cover 2 are provided with insertion holes 12 and 22 that communicate with the rim 1 in the state in which the rim 1 is fitted to the rim cover 2, and communicate with each other.
  • the shaft portion of the rivet 3 is inserted into the inserted through-holes 12 and 22 from the outside of the rim cover 2 and the tip portion thereof is crimped by plastic deformation to be inserted into the inner circumferential groove 11 of the rim 1 as shown in FIG.
  • a plate-like caulking portion 32 is formed along the bottom shape of the circumferential groove 11.
  • the rivet 3 is made of a thermoplastic resin
  • the tip of the rivet 3 inserted into the insertion holes 12 and 22 of the rim 1 and the rim cover 2 using a dedicated caulking device is used.
  • the caulking portion 32 along the shape of the bottom surface of the inner circumferential groove can be easily formed simply by crushing while heating.
  • the caulking portion 32 of the rivet 3 has a V-shaped cross section in accordance with the shape of the inner peripheral groove 11 of the rim 1. Therefore, as shown in FIG. The portion and the crimping portion 32 of the rivet 3 are easily brought into surface contact. For this reason, the convex portion of the lens L is not easily chipped even when subjected to an impact or the like when using the glasses.
  • countersunk holes 23 corresponding to the dimensions of the head 31 of the rivet 3 are formed on the outer peripheral surface of the rim cover 2 as shown in FIG. Then, as shown in FIG. 2 (b), the head 31 of the rivet 3 is inserted into the counterbore 23, and the outer peripheral surface of the head 31 of the rivet 3 and the rim cover 2 are almost flush with each other. I am doing so.
  • Example 2 A second embodiment of the present invention will be described with reference to FIG.
  • a counterbore 13 is also provided at the peripheral edge of the insertion hole 12 on the inner peripheral surface of the rim 1, and a caulking portion 32 of the rivet 3 is provided in the counterbore 13.
  • the convex portion of the lens L mounted in the rim 1 can be easily brought into contact with not only the caulking portion 32 of the rivet 3 but also the inner peripheral surface of the rim 1, so that the fixed state of the lens L is only stabilized.
  • the convex portion of the lens L is subjected to a local load from the caulking portion 32.
  • the appearance is not discomfort.
  • the tip of a drill D whose diameter is slightly larger than the diameter of the insertion hole 12 is inserted into the insertion hole 12 of the rim 1 from the inner peripheral surface side.
  • a counterbore 13 for inserting the caulking portion 32 of the rivet 3 is provided by forming a stepped surface having the same gradient as the inner circumferential groove 11 around the insertion hole 12.
  • Example 3 A third embodiment of the present invention will be described with reference to FIG. Also in the third embodiment, as in the second embodiment, as shown in FIG. 5 (a), a counterbore hole 13 is provided in the peripheral portion of the insertion hole 12 on the inner peripheral surface of the rim 1, and a rivet is formed in the counterbore hole 13. 3 is inserted to finish the caulking portion 32 and the inner peripheral surface of the rim 1 so as to be almost flush with each other.
  • the tip of an end mill M having a diameter larger than the diameter of the insertion hole 12 is inserted into the insertion hole 12 of the rim 1 from the inner peripheral surface side.
  • a counterbore 13 for inserting the caulking portion 32 of the rivet 3 is provided.
  • Example 4 A fourth embodiment of the present invention will be described with reference to FIG.
  • the main body portion of the front frame F is composed of a full rim type rim 1, 1, a bridge B and end pieces EE, while the rim cover 2, 2 has a shape of the rim 1 A semi-elliptical arc shape covering the upper half of 1 (from the upper side of the end piece E to the upper side of the bridge B).
  • a plurality of rivets 3, 3,... are driven into the rim cover 2 2 mounting portion at a predetermined interval.
  • the heads 31, 31 of the rivets 3, 3, ... form a dot-like pattern on the rim cover 2, so that the rivets 3, 3, ... can be used effectively as a decorative design for the front frame F.
  • Example 5 A fifth embodiment of the present invention will be described with reference to FIG.
  • the main body portion of the front frame F is composed of a full rim type rim 1, 1, bridge B and end pieces EE, while the shape of the rim cover 2, 2 is changed to the rim 1.
  • -It has a circular arc shape that partially covers 1. Accordingly, the size and mounting position of the rim covers 2 and 2 can be devised to effectively use the rim cover 2 itself for the decorative design of the front frame F.
  • Example 6 A sixth embodiment of the present invention will be described with reference to FIGS.
  • the main body portion of the front frame F is constituted by the blow bar R in which the left and right rim covers 2 and 2 are integrated, and the rim cover 2 and 2 of the blow bar R shown in FIG.
  • Half-rim type rims 1 and 1 are inserted into the fitting grooves 21 and 21 and fixed with rivets 3 and 3 to fix them.
  • the blow bar R is composed of a plastic frame.
  • the cross-sectional structures of the rim 1, the rim cover 2, the rivet 3, and the lens L are the same as the structure described in FIG. Also, with the above configuration, a spectacle frame mainly composed of a plastic frame can be configured.
  • the present invention is generally configured as described above. However, the present invention is not limited to the illustrated embodiment, and various modifications can be made within the description of “Claims”.
  • the material of the rim 1 and the rim cover 2 should be selected from metal frames such as ⁇ titanium and stainless steel, plastic frames such as acetate resin, polyamide resin and polyimide resin, wooden frames such as bamboo, tortoiseshell frames and leather frames. Can do.
  • the material of the rim 1 and the rim cover 2 may be not only a combination of different materials such as a metal frame and a plastic frame, but also a combination of similar materials such as a metal frame.
  • the material of the rivet 3 as long as the crimped portion 32 can be formed by plastic deformation, not only a plastic material such as nylon or polysulfone but also a metal material such as titanium, aluminum or brass is used. You can also
  • the rivet 3 can be made inconspicuous by using a thermoplastic resin material of the same color as the material of the rivet 3.
  • the inner circumferential groove shape of the rims 1 and 1 can be changed to a square shape, a trapezoidal shape, or the like in accordance with the convex shape of the lens L. Even in this case, the caulking portion 32 of the rivet 3 has a shape that matches the shape of the inner peripheral groove of the rim 1. In addition, the shape of the fitting groove 21 of the rim cover 2 can be changed according to the shape of the rim 1.
  • the form of the main body of the front frame F is not limited to a full rim type or a blow bar type, but a top rim type (a form in which the upper half of the lens L is in contact with the frame) or an under rim type (a lower half of the lens L) Can be adopted, and any of them belongs to the technical scope of the present invention.
  • the eyeglass front frame with a rim cover according to the present invention is a useful technique that not only can fix the rim cover without a screw member or an adhesive, but also serves as an accent on the design. Is very expensive.

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)

Abstract

La présente invention a pour but de fournir une monture avant pour lunettes ayant des couverture de bord fixes, l'épaisseur de la monture dans la direction avant/arrière ou dans la direction intérieure/extérieure du bord pouvant être supprimée et une partie en saillie de la lentille n'étant pas facilement endommagée même lorsque les lunettes sont soumises à un choc pendant l'utilisation, tout en pouvant également fixer fermement la couverture de bord sur le bord de telle sorte que la couverture de bord ne se détache pas au cours du temps. Pour atteindre ce but, l'invention concerne une monture avant pour lunettes ayant des couvertures de bord fixes, dans laquelle des bords gauche et droit 1, 1, ayant des rainures de bord 11, 11 dans lesquelles des parties en saillie des périphéries extérieures de lentilles L sont insérées, sont insérés dans des rainures de fixation 21, 21 des couverture de bord 2, 2 et intégrés avec ces derniers, des trous d'insertion 12, 22 communiquant dans la direction intérieure/extérieure du bord, alors que le bord 1 est monté sur la couverture de bord 2, sont respectivement disposés dans le bord 1 et la couverture de bord 2, et une section d'arbre d'un rivet 3 est insérée à partir de l'extérieur de la couverture de bord 2 dans les trous d'insertion de communication 12, 22, et, en outre, la partie d'extrémité avant du rivet 3 est sertie par déformation plastique et forme une partie sertie en forme de plaque 32 le long de la forme de surface inférieure de la rainure à l'intérieur de la rainure de bord 11 du bord 1.
PCT/JP2015/000120 2015-01-14 2015-01-14 Monture avant pour lunettes ayant une couverture de bord WO2016113773A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/000120 WO2016113773A1 (fr) 2015-01-14 2015-01-14 Monture avant pour lunettes ayant une couverture de bord

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/000120 WO2016113773A1 (fr) 2015-01-14 2015-01-14 Monture avant pour lunettes ayant une couverture de bord

Publications (1)

Publication Number Publication Date
WO2016113773A1 true WO2016113773A1 (fr) 2016-07-21

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PCT/JP2015/000120 WO2016113773A1 (fr) 2015-01-14 2015-01-14 Monture avant pour lunettes ayant une couverture de bord

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210016854A (ko) * 2019-08-05 2021-02-17 조영록 안경다리의 길이조절이 가능한 패션 안경

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029723A (ja) * 1983-07-13 1985-02-15 Nakamoto Gankyo:Kk 眼鏡フレ−ム
JPH07294854A (ja) * 1994-04-25 1995-11-10 Murai:Kk 眼 鏡
JPH08241577A (ja) * 1995-03-03 1996-09-17 Fuji Photo Film Co Ltd 磁気ディスクカートリッジ
JPH09329772A (ja) * 1996-06-07 1997-12-22 Tetsuo Yoshioka 眼鏡枠の装飾構造

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029723A (ja) * 1983-07-13 1985-02-15 Nakamoto Gankyo:Kk 眼鏡フレ−ム
JPH07294854A (ja) * 1994-04-25 1995-11-10 Murai:Kk 眼 鏡
JPH08241577A (ja) * 1995-03-03 1996-09-17 Fuji Photo Film Co Ltd 磁気ディスクカートリッジ
JPH09329772A (ja) * 1996-06-07 1997-12-22 Tetsuo Yoshioka 眼鏡枠の装飾構造

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210016854A (ko) * 2019-08-05 2021-02-17 조영록 안경다리의 길이조절이 가능한 패션 안경
KR102357980B1 (ko) * 2019-08-05 2022-02-03 조영록 안경다리의 길이조절이 가능한 패션 안경

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