JP3093281U - Lens mounting structure for frameless glasses - Google Patents
Lens mounting structure for frameless glassesInfo
- Publication number
- JP3093281U JP3093281U JP2002006357U JP2002006357U JP3093281U JP 3093281 U JP3093281 U JP 3093281U JP 2002006357 U JP2002006357 U JP 2002006357U JP 2002006357 U JP2002006357 U JP 2002006357U JP 3093281 U JP3093281 U JP 3093281U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- set screw
- hole
- screw member
- screw
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Abstract
(57)【要約】
【課題】 緩みやがたつきがないように、レンズを智お
よびブリッッジ等に強固に取付けることができ、且つ、
眼鏡を掛けているときの安全性にも優れている、縁無し
眼鏡のレンズ取付構造を提供する。
【解決手段】 レンズ１２の前面側にレンズ止め部材２
０が配置される。第１のレンズ止めねじ部材２６の軸部
３０は、レンズ１２の前面側からレンズ止め部材２０の
支持ベース貫通孔２２ａ，レンズ孔１４に挿入される。
第２のレンズ止めねじ部材２８の胴部３８は、レンズ１
２の後面側からレンズ孔１４に挿入される。軸部３０の
第１のねじ部３０ａと胴部３８の第２のねじ部３８ａと
が螺合されることにより、レンズ１２とレンズ止め部材
２０とが固着される。第２のレンズ止めねじ部材２８の
フランジ部４０から第１のレンズ止めねじ部材２６の軸
部３０が突き出ない構造を有すると共に、第１のねじ部
３０ａと第２のねじ部３８ａとの螺合面積が大きくな
る。
(57) [Summary] [PROBLEMS] A lens can be firmly attached to a wisdom, a bridge, etc. so that there is no looseness or rattling, and
Provided is a lens mounting structure for frameless eyeglasses, which is also excellent in safety when wearing eyeglasses. A lens stopper member (2) is provided on the front side of a lens (12).
0 is placed. The shaft portion 30 of the first lens set screw member 26 is inserted into the support base through hole 22 a and the lens hole 14 of the lens stop member 20 from the front side of the lens 12.
The body 38 of the second lens set screw member 28 is
2 is inserted into the lens hole 14 from the rear surface side. By screwing the first screw portion 30a of the shaft portion 30 and the second screw portion 38a of the body portion 38, the lens 12 and the lens stopper 20 are fixed. The first lens set screw member 26 has a structure in which the shaft portion 30 does not protrude from the flange portion 40 of the second lens set screw member 28, and is screwed into the first screw portion 30a and the second screw portion 38a. The area increases.
Description
【０００１】[0001]
本願考案は、縁無し眼鏡のレンズ取付構造に関する。 The present invention relates to a lens mounting structure for rimless glasses.
【０００２】[0002]
【特許文献１】 実用新案登録第３０１４２３３号公報（図９、図１０、図１１）[Patent Document 1] Utility model registration No. 3014233 (Figs. 9, 10 and 11)
【０００３】 本願考案の背景となる従来技術の一例が、上記［特許文献１］のたとえば図９ 、図１０および図１１に開示されている。この従来技術のテンプル側におけるレ ンズの取付構造では、レンズの外側の周面に当接する当接片にレンズ内方に向け て固定片が突設され、該固定片をボルトとナットとを用いてレンズに固着してい る。また、ブリッジ側におけるレンズの取付構造では、レンズの内側の周面に当 接する当接片にレンズ内方に向けて固定片が突設され、該固定片をボルトとナッ トとを用いてレンズに固着している。[0003] An example of the prior art that is the background of the present invention is shown in FIG. , And are disclosed in FIGS. The temple side of this conventional technology is In the mounting structure of the lens, the contact piece that contacts the outer peripheral surface of the lens faces inward of the lens. And a fixing piece is projectingly provided, and the fixing piece is fixed to the lens by using a bolt and a nut. It Also, with the lens mounting structure on the bridge side, the lens should be attached to the inner peripheral surface of the lens. A fixing piece is provided so as to project inwardly of the lens on the abutting piece that comes into contact with the abutting piece. It is fixed to the lens using
【０００４】[0004]
しかしながら、このような従来技術におけるレンズ取付構造では、レンズの前 側から挿入されレンズの後側から突き出たボルトのねじ部に、ナットのねじ部が 螺合されることによって、レンズが智およびブリッジに取付けられている。この 場合、ボルトは、該ボルトの有効ねじ部の内、レンズの後側から突き出た部分で しかナットのねじ部と螺合・結合していない。すなわち、ボルトのねじ面とナッ トのねじ面との螺合・結合面積が小さく、ボルトとナットとの締結力が弱いもの となっている。そのため、このような従来技術におけるレンズ取付構造では、ボ ルト・ナットの締結力の低下により、レンズと智およびブリッジとの連結部分に 緩みやがたつきが発生する。 また、レンズの裏面側には、レンズ面から眼球側にボルトの軸部がナットから 突き出るため、眼鏡を掛けているときの安全性が脅かされたり、レンズの裏面側 を清掃用布等で拭くときに、ナットから突出したボルトの軸部先端の角張った部 分で清掃用布等を傷つけてしまうことがあった。 However, in such a conventional lens mounting structure, the lens The nut thread on the thread of the bolt that is inserted from the side and protruding from the rear side of the lens. The lens is attached to the wisdom and bridge by being screwed together. this In this case, the bolt is the part of the effective thread of the bolt that protrudes from the rear side of the lens. However, it is screwed and connected with the thread part of the nut. That is, the thread surface of the bolt and the nut With a small screwing / coupling area with the thread surface of the toe and a weak tightening force between the bolt and nut Has become. Therefore, in such a conventional lens mounting structure, Due to the reduced tightening force of the nut and nut, the lens is connected to the bridge and the bridge. Looseness or rattling occurs. Also, on the back side of the lens, the shaft part of the bolt is Because it sticks out, it may endanger the safety of wearing glasses or the back side of the lens. When wiping the product with a cleaning cloth, etc., the angled portion of the tip of the shaft of the bolt protruding from the nut In some cases, the cleaning cloth etc. could be damaged.
【０００５】 それゆえに、本願考案の主たる目的は、緩みやがたつきがないように、レンズ を智およびブリッッジ等に強固に取付けることができ、且つ、眼鏡を掛けている ときの安全性にも優れている、縁無し眼鏡のレンズ取付構造を提供することであ る。[0005] Therefore, the main purpose of the present invention is to prevent the lens from loosening or rattling. Can be firmly attached to the wisdom and the bridge, and is wearing glasses. It is to provide a lens mounting structure for rimless glasses that is also excellent in safety when It
【０００６】[0006]
請求項１にかかる本願考案は、レンズと、レンズの端縁近傍に設けられ、レン ズを貫通するレンズ孔と、レンズの一方主面側に配置され、レンズを智およびブ リッジ等のフロントに固定するためのレンズ止め部材と、レンズ止め部材に接続 され、レンズの一部に支持されることにより、レンズ止め部材の回動を防止する 回り止め片と、レンズ止め部材に配設され、レンズ孔と連通可能な連通孔と、レ ンズの一方主面側から連通孔およびレンズ孔に挿入される第１のレンズ止めねじ 部材と、レンズの他方主面側からレンズ孔に挿入され、第１のレンズ止めねじ部 材に螺合される第２のレンズ止めねじ部材とを含み、第１のレンズ止めねじ部材 は、その外周面に第１のねじ部を有する軸部と、軸部の軸方向の一端に配設され 、軸部の径よりも大きい頭部とを含み、第２のレンズ止めねじ部材は、その内周 面に第２のねじ部を有する筒状の胴部と、胴部の軸方向の一端に配設され、胴部 の径よりも大きいフランジ部とを含み、第２のレンズ止めねじ部材の少なくとも 胴部がレンズ孔に挿入・配置され、第１のねじ部と第２のねじ部とが螺合される ことにより、レンズ止め部材にレンズが固定されることを特徴とする、縁無し眼 鏡のレンズ取付構造である。 請求項２にかかる本願考案は、請求項１に記載の考案に従属されるものであっ て、第１のねじ部は、ねじ山の頂に沿って設けられる溝部によって、ねじ山の頂 に配設される弾性変形片を含み、第１のねじ部と第２のねじ部とが螺合したとき に、弾性変形片が第２のねじ部のフランクに圧接されることを特徴とする、縁無 し眼鏡のレンズ取付構造である。 請求項３にかかる本願考案は、請求項１または請求項２に記載の考案に従属さ れるものであって、第２のレンズ止めねじ部材は、胴部の外周面に配設される複 数の凸条部をさらに含み、複数の凸条部は、第２のレンズ止めねじ部材がレンズ 孔に挿入されたときに、レンズ孔の内周壁面に食い込むことを特徴とする、縁無 し眼鏡のレンズ取付構造である。 請求項４にかかる本願考案は、請求項１〜請求項３のいずれかに記載の考案に 従属されるものであって、第２のレンズ止めねじ部材は、環状のフランジ部を含 み、環状のフランジ部の内周面には、第２のねじ部に連接される第３のねじ部が 配設され、第１のレンズ止めねじ部材の軸部が、第２のレンズ止めねじ部材の環 状のフランジ部から突出しないように、第１のねじ部は、第２のねじ部および第 ３のねじ部に螺合されることを特徴とする、縁無し眼鏡のレンズ取付構造である 。 請求項５にかかる本願考案は、請求項１または請求項２に記載の考案に従属さ れるものであって、レンズ孔の内周面には、第４のねじ部が配設され、第２のレ ンズ止めねじ部材は、胴部の外周面に配設される第５のねじ部をさらに含み、第 ４のねじ部と第５のねじ部とが螺合されることを特徴とする、縁無し眼鏡のレン ズ取付構造である。 請求項６にかかる本願考案は、請求項１〜請求項５のいずれかに記載の考案に 従属されるものであって、回り止め片は、レンズ止め部材の連通孔と所定の間隔 を隔てて、レンズ止め部材に配設されるピン部を含み、ピン部は、レンズに配設 された係止穴に挿入されることを特徴とする、縁無し眼鏡のレンズ取付構造であ る。 請求項７にかかる本願考案は、請求項１〜請求項５のいずれかに記載の考案に 従属されるものであって、回り止め片は、レンズ止め部材から突き出る突起部を 含み、突起部は、レンズの端縁に配設される切欠き部に係止されることを特徴と する、縁無し眼鏡のレンズ取付構造である。 ［作用］ 請求項１にかかる本願考案では、レンズの一方主面側にレンズ止め部材が配置 される。そして、レンズの一方主面側から第１のレンズ止めねじ部材が、レンズ 止め部材の連通孔およびレンズのレンズ孔に挿入される。この場合、第１のレン ズ止めねじ部材の頭部は、レンズ止め部材の前面に係止される。また、レンズの 他方主面側から第２のレンズ止めねじ部材が、レンズのレンズ孔に挿入される。 この場合、第２のレンズ止めねじ部材のフランジ部は、レンズの後面に係止され る。さらに、レンズ孔において、第１のねじ部と第２のねじ部とが螺合・締結さ れることによって、レンズとレンズ止め部材とが固着される。回り止め片は、レ ンズの一部に支持されることにより、レンズ面に対するレンズ止め部材の回り現 象を防止する。 請求項１にかかる本願考案では、従来の技術と比べて、第１のねじ部と第２の ねじ部との螺合・結合面積を大きくとれるので、レンズとレンズ止め部材とが強 固に固着される。そのため、レンズを智およびブリッジ等のフロントに取付けた ときの緩みやがたつきが防止される。さらに、請求項１にかかる本願考案では、 第２のレンズ止めねじ部材のフランジ部から第１のレンズ止めねじ部材の軸部が 突き出ない構造を有するため、眼鏡を掛けているときの安全性が脅かされたり、 レンズ面を清掃用布等で拭くときに、該第１のレンズ止めねじ部材の軸部で清掃 用布等を破損させてしまう恐れがない。 請求項２にかかる本願考案では、第１のねじ部と第２のねじ部とが螺合したと き、溝部によってねじ山の頂部が分断されてなる弾性変形片が第２のねじ部のフ ランクに圧接される。この場合、第１のねじ部の弾性変形片は、第２のねじ部の ねじ山間で溝部が縮まる方向に弾性変形するが、このとき、弾性変形片は、その 復元力（反発力）によって、第２のねじ部のねじ山のフランク面を押圧する。し たがって、請求項２にかかる本願考案では、請求項１にかかる考案と比べて、第 １のねじ部と第２のねじ部との固着力がより一層強化される。 請求項３かかる本願考案では、第２のレンズ止めねじ部材がレンズ孔に挿入さ れたときに、その胴部の外周面に配設された複数の凸条部がレンズ孔の内周壁面 に食い込むため、該胴部が強固にレンズ孔に保持され、第１のレンズ止めねじ部 材と第２のレンズ止めねじ部材との固着力が強固なものとなり、延いては、レン ズとレンズ止め部材との取付強度も高くなる。 請求項４にかかる本願考案では、第１のレンズ止めねじ部材の軸部が、第２の レンズ止めねじ部材の環状のフランジ部から突出しないように、第１のねじ部と 、第２のねじ部および第３のねじ部とが螺合される。そのため、第１のレンズ止 めねじ部材と第２のレンズ止めねじ部材との螺合・結合面積がより一層大きくな り、レンズとレンズ止め部材とはさらに一層強固に固着される。 請求項５にかかる本願考案では、レンズ孔の内周面に配設された第４のねじ部 と、第２のレンズ止めねじ部材の胴部の外周面に配設された第５のねじ部とが螺 合されるので、該胴部が強固にレンズ孔に保持され、第１のレンズ止めねじ部材 と第２のレンズ止めねじ部材との固着力が強固なものとなり、延いては、レンズ とレンズ止め部材との取付強度も高くなる。 請求項６にかかる本願考案では、回り止め片としてのピン部が、レンズに配設 された係止穴に挿入・係止され、請求項７にかかる本願考案では、回り止め片と しての突起部がレンズの端縁に配設された切欠き部に係止される。これによって 、レンズ面に対するレンズ止め部材の回り現象が防止され、延いては、レンズ止 め部材およびレンズの緩みやがたつきが防止される。なお、レンズに配設される 上記係止穴は、有底穴が好ましいが、たとえばレンズを貫通する貫通穴であって もよい。 The present invention according to claim 1 is provided with a lens and a lens provided near an edge of the lens. The lens hole that penetrates the lens and the one main surface side of the lens Connects to the lens stop member for fixing to the front such as a ridge, and the lens stop member And is supported by part of the lens to prevent rotation of the lens stop member. The rotation stopper piece and a communication hole which is disposed in the lens stopper member and can communicate with the lens hole, First lens set screw inserted into the communication hole and the lens hole from the one main surface side of the lens Member, and the first lens set screw portion that is inserted into the lens hole from the other main surface side of the lens. A second lens set screw member screwed to the material, and a first lens set screw member Is provided on a shaft portion having a first threaded portion on its outer peripheral surface and at one axial end of the shaft portion. , The head portion having a diameter larger than the diameter of the shaft portion, and the second lens set screw member has an inner periphery thereof. A tubular body having a second threaded portion on its surface, and an axially disposed end of the body, And a flange portion larger than the diameter of the second lens set screw member. The body is inserted and arranged in the lens hole, and the first screw portion and the second screw portion are screwed together. By doing so, the lens is fixed to the lens stop member, and the rimless eye is characterized. It is a mirror lens mounting structure. The present invention according to claim 2 is subordinate to the invention according to claim 1. And the first threaded portion is formed by a groove provided along the top of the thread, When the first screw portion and the second screw portion are screwed together, including the elastic deformation piece arranged in In addition, the elastically deformable piece is pressed against the flank of the second threaded portion. This is a lens mounting structure for eyeglasses. The present invention according to claim 3 is dependent on the invention according to claim 1 or 2. And the second lens set screw member is a compound lens provided on the outer peripheral surface of the body. A plurality of ridges, wherein the plurality of ridges has a second lens set screw member as a lens. No rim, characterized by digging into the inner wall surface of the lens hole when inserted into the hole This is a lens mounting structure for eyeglasses. The present invention according to claim 4 is the invention according to any one of claims 1 to 3. Dependent, the second lens set screw member includes an annular flange portion. On the inner peripheral surface of the annular flange portion, there is a third screw portion connected to the second screw portion. The shaft portion of the first lens set screw member is arranged so that the shaft portion of the second lens set screw member is The first threaded portion and the second threaded portion so as not to project from the flange portion of the shape. 3 is a lens mounting structure for rimless eyeglasses, characterized in that the lens mounting structure is screwed into a screw part of No. 3 . The present invention according to claim 5 is dependent on the invention according to claim 1 or 2. And a fourth screw portion is provided on the inner peripheral surface of the lens hole, and the second screw portion is provided. The lens set screw member further includes a fifth screw portion arranged on the outer peripheral surface of the body portion, and A lens for rimless glasses, characterized in that the fourth screw part and the fifth screw part are screwed together. It is a mounting structure. The present invention according to claim 6 is the device according to any one of claims 1 to 5. The detent piece is subordinate to the communication hole of the lens stop member and has a predetermined distance. And a pin portion that is disposed on the lens stop member, and the pin portion is disposed on the lens. It is a lens mounting structure for rimless spectacles, characterized in that it is inserted into a locking hole It The present invention according to claim 7 is the invention according to any one of claims 1 to 5. Being subordinate, the detent piece has a protrusion protruding from the lens stop member. Including, the protrusion is locked to a notch provided on the edge of the lens. It is a lens mounting structure for rimless glasses. [Action] In the present invention according to claim 1, the lens stop member is arranged on the one main surface side of the lens. To be done. Then, from the one main surface side of the lens, the first lens set screw member is It is inserted into the communication hole of the stop member and the lens hole of the lens. In this case, the first lens The head of the lock screw member is locked to the front surface of the lens stopper member. Also of the lens The second lens set screw member is inserted into the lens hole of the lens from the other main surface side. In this case, the flange portion of the second lens set screw member is locked to the rear surface of the lens. It Further, in the lens hole, the first screw portion and the second screw portion are screwed and fastened. As a result, the lens and the lens stop member are fixed. The anti-rotation piece By being supported by a part of the lens, Prevent the elephant. In the present invention according to claim 1, as compared with the prior art, the first screw portion and the second screw portion The large area for screwing / connecting with the screw part allows the lens and lens stop member to be strong. It is firmly fixed. Therefore, the lens is attached to the front of the bridge and the bridge. It prevents looseness and rattling. Furthermore, in the present invention according to claim 1, From the flange of the second lens set screw member to the shaft of the first lens set screw member As it has a structure that does not stick out, the safety when wearing glasses is threatened, When wiping the lens surface with a cleaning cloth, etc., clean with the shaft of the first lens set screw member. There is no risk of damaging the cloth. In the present invention according to claim 2, it is said that the first screw portion and the second screw portion are screwed together. The elastically deformable piece formed by dividing the top of the screw thread by the groove is the flap of the second screw. It is pressed against the rank. In this case, the elastically deformable piece of the first screw part is The groove elastically deforms in the direction of contraction between the threads, but at this time, the elastic deformation piece The restoring force (repulsive force) presses the flank surface of the thread of the second screw portion. Shi Therefore, according to the present invention according to claim 2, as compared with the invention according to claim 1, The fixing force between the first screw portion and the second screw portion is further strengthened. According to claim 3 of the present invention, the second lens set screw member is inserted into the lens hole. When it is broken, a plurality of ridges arranged on the outer peripheral surface of the body part will form the inner peripheral wall surface of the lens hole. Since the body part is firmly held in the lens hole, the first lens set screw part The fixing force between the material and the second lens set screw member becomes strong, and as a result, the lens The mounting strength between the lens and the lens stop member is also increased. In the present invention according to claim 4, the shaft portion of the first lens set screw member is the second lens set screw member. The first screw part and the lens set screw member so that they do not protrude from the annular flange part. , The second screw portion and the third screw portion are screwed together. Therefore, the first lens stop The screwing / connecting area between the female screw member and the second lens set screw member is further increased. Therefore, the lens and the lens stop member are more firmly fixed to each other. In the present invention according to claim 5, the fourth screw portion arranged on the inner peripheral surface of the lens hole. And a fifth screw portion provided on the outer peripheral surface of the body of the second lens set screw member. As a result, the body is firmly held in the lens hole, and the first lens set screw member And the second lens set screw member has a strong fixing force, which in turn extends the lens. The mounting strength between the lens stop member and the lens stop member also increases. In the present invention according to claim 6, the pin portion as the rotation stopping piece is provided on the lens. In the present invention according to claim 7 which is inserted and locked in the locking hole, The projections are locked in the notches provided on the edge of the lens. by this The phenomenon that the lens stop member rotates around the lens surface is prevented, and The loosening and rattling of the female member and the lens are prevented. It is arranged on the lens The locking hole is preferably a bottomed hole, but is a through hole that penetrates the lens, for example. Good.
【０００７】 本願考案の上述の目的，その他の目的，特徴および利点は、図面を参照して行 う以下の考案の実施の形態の詳細な説明から一層明らかとなろう。[0007] The above and other objects, features and advantages of the present invention will be described with reference to the drawings. It will be more apparent from the following detailed description of the embodiments of the invention.
【０００８】[0008]
図１は、本願考案の一実施例を示す斜視図である。図２は、図１の実施例の要 部を平面側から見た断面図であり、図３は、図２の分解図である。本実施例では 、本願考案にかかる縁無し眼鏡のレンズ取付構造が適用された縁無し眼鏡の一例 について説明する。本実施例にかかる縁無し眼鏡１０は、所定の玉形形状のレン ズ１２を含む。レンズ１２は、合成樹脂材料等で形成される。レンズ１２は、該 レンズ１２の端縁近傍に、たとえば正面視円形のレンズ孔１４を有する。本実施 例では、レンズ孔１４の孔径が例えば２．０ｍｍ〜２．２ｍｍ程度に形成される 。 レンズ１２は、たとえば図１に示すように、テンプルＴにつながるフロント両 側の智１６およびフロント中央のブリッジＢに取付けて固定される。この場合、 レンズ１２の一方主面側（本実施例では、レンズ１２の前面側）には、レンズ１ ２を智１６およびブリッジ１８に固定するためのレンズ止め部材２０が配置され る。 FIG. 1 is a perspective view showing an embodiment of the present invention. FIG. 2 shows the essentials of the embodiment of FIG. FIG. 3 is a cross-sectional view of the portion viewed from the plane side, and FIG. 3 is an exploded view of FIG. 2. In this example An example of rimless glasses to which the lens mounting structure for rimless glasses according to the present invention is applied Will be described. The rimless glasses 10 according to the present embodiment are lenses of a predetermined sphere shape. Includes 12 The lens 12 is made of a synthetic resin material or the like. The lens 12 is A lens hole 14 having, for example, a circular shape when viewed from the front is provided near the edge of the lens 12. Implementation In the example, the lens hole 14 is formed to have a hole diameter of, for example, about 2.0 mm to 2.2 mm. . The lens 12 is, for example, as shown in FIG. It is attached and fixed to the side edge 16 and the bridge B in the center of the front. in this case, The lens 1 is provided on one main surface side of the lens 12 (the front surface side of the lens 12 in this embodiment). A lens stop member 20 for fixing the 2 to the tip 16 and the bridge 18 is arranged. It
【０００９】 レンズ止め部材２０は、断面Ｌ字状の支持ベース２２を含む。支持ベース２２ は、その一方主面から他方主面に貫通する支持ベース貫通孔２２ａを有する。支 持ベース貫通孔２２ａは、支持ベース２２の長さ方向の一端側で、レンズ孔１４ と連通可能な位置に配置される。本実施例では、支持ベース貫通孔２２ａが本願 考案の構成要件の１つであるレンズ止め部材の連通孔としての機能を有する。[0009] The lens stop member 20 includes a support base 22 having an L-shaped cross section. Support base 22 Has a support base through hole 22a penetrating from one main surface to the other main surface. Support The holding base through hole 22a is formed on the one end side in the length direction of the support base 22 at the lens hole 14 It is placed at a position where it can communicate with. In the present embodiment, the support base through hole 22a is the present application. It has a function as a communication hole of a lens stop member which is one of the constituent elements of the invention.
【００１０】 支持ベース２２の長さ方向の他端部には、レンズ１２の外周端面の一部に当接 される当接片２４が配設される。当接片２４は、図１に示すように、たとえば弓 形状に形成され、智１６およびブリッジ１８の端部と接続される。つまり、当接 片２４は、レンズ１２の外周端面の一部に支持され、レンズ止め部材２０のレン ズ１２面に対する回動を防止する回り止め片としての機能を有する。なお、本実 施例では、支持ベース２２と当接片２４と智１６とが一体的に形成され、同様に 、支持ベース２２と当接片２４とブリッジ１８とが一体的に形成される。[0010] The other end of the support base 22 in the length direction is in contact with a part of the outer peripheral end surface of the lens 12. The contact piece 24 is disposed. The abutment piece 24 is, for example, a bow as shown in FIG. It is formed in shape and is connected to the ends of the tip 16 and the bridge 18. That is, contact The piece 24 is supported by a part of the outer peripheral end surface of the lens 12, and is attached to the lens stop member 20. It has a function as a rotation stopping piece for preventing rotation with respect to the surface 12 of the crown. In addition, the actual In the embodiment, the support base 22, the contact piece 24, and the tip 16 are integrally formed, and The support base 22, the contact piece 24, and the bridge 18 are integrally formed.
【００１１】 レンズ１２とレンズ止め部材２０の支持ベース２２とは、第１のレンズ止めね じ部材２６および第２のレンズ止めねじ部材２８によって固定される。すなわち 、第１のレンズ止めねじ部材２６は、レンズ１２の一方主面側（本実施例では、 レンズ１２の前面側）から支持ベース貫通孔２２ａおよびレンズ孔１４に挿入さ れる。また、第２のレンズ止めねじ部材２８は、レンズの他方主面側（本実施例 では、レンズ１２の後面側）からレンズ孔１４に挿入される。そして、第１のレ ンズ止めねじ部材２６と第２のレンズ止めねじ部材２８とが螺合・締結されるこ とによって、レンズ１２とレンズ止め部材２０とが固定される。[0011] The lens 12 and the support base 22 of the lens stop member 20 are the first lens stop The fixing member 26 and the second lens set screw member 28 fix the same. Ie , The first lens set screw member 26 is provided on the one main surface side of the lens 12 (in this embodiment, From the front side of the lens 12) to the support base through hole 22a and the lens hole 14. Be done. Further, the second lens set screw member 28 is provided on the other main surface side of the lens (in the present embodiment). Then, the lens 12 is inserted into the lens hole 14 from the rear surface side. And the first Lens set screw member 26 and second lens set screw member 28 are screwed and fastened. The lens 12 and the lens stop member 20 are fixed by.
【００１２】 そこで、第１のレンズ止めねじ部材２６および第２のレンズ止めねじ部材２８ について説明する。 第１のレンズ止めねじ部材２６は、その外周面に雄ねじからなる第１のねじ部 ３０ａを有する軸部３０を含む。軸部３０の軸方向の一端には、すりわり部３２ ａを有する頭部３２が一体的に配設される。頭部３２の径は、軸部３０の径より も大きく形成される。なお、本実施例では、軸部３０の径がたとえは１．４ｍｍ 前後に形成される。また、軸部３０の軸方向の長さは、たとえば支持ベース２２ の厚みとレンズ１２の厚みとを加えた長さよりもわずかに短く形成される。[0012] Therefore, the first lens set screw member 26 and the second lens set screw member 28 Will be described. The first lens set screw member 26 has a first screw portion formed of a male screw on its outer peripheral surface. It includes a shaft portion 30 having 30a. At one end of the shaft portion 30 in the axial direction, the sliding portion 32 is provided. A head 32 having a is integrally arranged. The diameter of the head portion 32 is larger than the diameter of the shaft portion 30. Is also formed large. In addition, in the present embodiment, the diameter of the shaft portion 30 is, for example, 1.4 mm. Formed back and forth. The axial length of the shaft portion 30 is, for example, the support base 22. Is slightly shorter than the total length of the thickness of the lens 12 and the thickness of the lens 12.
【００１３】 さらに、第１のねじ部３０ａには、特に、たとえば図４に示すように、ねじ山 の頂に、たとえば１つの断面Ｖ字形の溝部３４が配設される。溝部３４は、ねじ 山の頂に沿って設けられる。それによって、第１のねじ部３０ａのねじ山の頂に は、２つの弾性変形片３６が構成される。[0013] Furthermore, the first threaded portion 30a is provided with a screw thread, especially as shown in FIG. A groove 34 having a V-shaped cross section, for example, is provided on the top of the. Groove 34 is a screw It is installed along the top of the mountain. Thereby, at the top of the thread of the first screw part 30a The two elastic deformation pieces 36 are configured.
【００１４】 本実施例では、第１のレンズ止めねじ部材２６として、例えば、金属材料から なる十字穴付き小ねじのねじ山に弾性変形片３６を形成したものが用いられる。 第１のレンズ止めねじ部材２６としては、上述のものに限定されるものではなく 、十字穴以外のすりわり形状を有するすりわり付き小ねじや止めねじ等のねじ山 に弾性変形片３６を形成したもの、あるいは、六角ボルト，四角ボルト等のねじ 山に弾性変形片３６を形成したものを用いてもよく、また、材質も金属製以外に 、樹脂製のものも用いることができる。[0014] In this embodiment, the first lens set screw member 26 is made of, for example, a metal material. An elastically deformable piece 36 is formed on the thread of a machine screw having a cross hole. The first lens set screw member 26 is not limited to the one described above. , Threads such as machined small screws with a slotted shape other than cross holes and setscrews An elastically deformable piece 36 is formed on the surface, or screws such as hexagon bolts and square bolts You may use what formed the elastic deformation piece 36 in the mountain, and the material may be other than metal. Resin-made products can also be used.
【００１５】 第２のレンズ止めねじ部材２８は、その内周面に雌ねじからなる第２のねじ部 ３８ａを有する円筒状の胴部３８を含む。胴部３８の軸方向の一端には、その内 周面に雌ねじからなる第３のねじ部４０ａを有する環状のフランジ部４０が配設 される。フランジ部４０は、胴部３８の外径よりも大きい外径を有する。本実施 例では、例えば、フランジ部４０がたとえば六角ナットで形成され、また、胴部 ３８とフランジ部４０とは、金属材料で一体的に形成される。さらに、第２のね じ部３８ａと第３のねじ部４０ａとは、同じ雌ねじ構造を有し、連続（連接）し て一体的に形成される。つまり、本実施例では、第２のねじ部３８ａおよび第３ のねじ部４０ａが、胴部３８およびフランジ部４０をその軸方向に貫通する雌ね じにより形成される。 第２のレンズ止めねじ部材２８のフランジ部４０としては、上述のものに限定 されるものではなく、四角ナット、その他の多角形状のナットを用いてもよく、 また、材質も金属製以外に、樹脂製のものも用いることができる。[0015] The second lens set screw member 28 has a second screw portion formed of a female screw on the inner peripheral surface thereof. It includes a cylindrical body 38 having 38a. At one end of the body portion 38 in the axial direction, An annular flange portion 40 having a third screw portion 40a made of a female screw is provided on the peripheral surface. To be done. The flange portion 40 has an outer diameter larger than the outer diameter of the body portion 38. Implementation In the example, for example, the flange portion 40 is formed of, for example, a hexagon nut, and 38 and the flange portion 40 are integrally formed of a metal material. And the second one The threaded portion 38a and the third threaded portion 40a have the same female thread structure and are continuous (joined). Are integrally formed. That is, in the present embodiment, the second screw portion 38a and the third screw portion 38a A threaded portion 40a of the female threaded portion that penetrates the body portion 38 and the flange portion 40 in the axial direction thereof. It is formed by the same. The flange portion 40 of the second lens set screw member 28 is limited to those described above. However, square nuts and other polygonal nuts may be used. Further, the material may be made of resin instead of metal.
【００１６】 なお、本実施例では、胴部３８の径がレンズ孔１４の孔径よりもわずかに小さ く形成される。胴部３８の軸方向の長さ（首下の長さ）は、たとえば１．３ｍｍ 〜２．０ｍｍ程度に形成される。フランジ部４０の軸方向の厚みは、たとえば０ ．７ｍｍに形成される。 この場合、胴部３８の軸方向の長さ（首下の長さ）は、レンズ１２の厚みによ り適宜変更され得るが、少なくとも１．０ｍｍ以上あれば、第１のレンズ止めね じ部材２６および第２のレンズ止めねじ部材２８の緩み止め効果が充分に得られ るものである。[0016] In the present embodiment, the diameter of the body portion 38 is slightly smaller than the diameter of the lens hole 14. Formed. The axial length of the body portion 38 (length under the neck) is, for example, 1.3 mm. It is formed to about 2.0 mm. The axial thickness of the flange portion 40 is 0, for example. ． It is formed to 7 mm. In this case, the axial length of the body portion 38 (length under the neck) depends on the thickness of the lens 12. It can be changed appropriately, but if it is at least 1.0 mm or more, the first lens stop The locking effect of the locking member 26 and the second lens set screw member 28 is sufficiently obtained. It is something.
【００１７】 図１〜図４で示した本実施例では、例えば、第１のレンズ止めねじ部材２６の 第１のねじ部３０ａと、第２のレンズ止めねじ部材２８の第２のねじ部３８ａと が、螺合・締結されることによって、レンズ止め部材２０にレンズ１２が固定さ れる。本実施例では、第１のねじ部３０ａと第２のねじ部３８ａとが螺合された 場合、特に、たとえば図４に示すように、第１のねじ部３０ａの弾性変形片３６ が第２のねじ部３８ａのフランク３９ａに圧接される。[0017] In the present embodiment shown in FIGS. 1 to 4, for example, the first lens set screw member 26 A first screw portion 30a and a second screw portion 38a of the second lens set screw member 28. However, the lens 12 is fixed to the lens stopper member 20 by being screwed and fastened. Be done. In this embodiment, the first screw portion 30a and the second screw portion 38a are screwed together. In this case, in particular, as shown in FIG. 4, for example, the elastic deformation piece 36 of the first screw portion 30a is formed. Is pressed against the flank 39a of the second screw portion 38a.
【００１８】 すなわち、第１のねじ部３０ａの弾性変形片３６が、第２のねじ部３８ａのね じ山間で溝部３４が縮まる方向に弾性変形する。このとき、弾性変形片３６は、 その復元力（反発力）によって、第２のねじ部３８ａのねじ山のフランク３９ａ 面を押圧する。したがって、本実施例では、第１のねじ部３０ａと第２のねじ部 ３８ａとの固着・締結力が極めて強固なものとなる。[0018] That is, the elastically deformable piece 36 of the first screw portion 30a is the same as the elastic deformable piece 36 of the second screw portion 38a. The groove 34 is elastically deformed in the direction in which the groove 34 contracts between the mountains. At this time, the elastic deformation piece 36 is Due to the restoring force (repulsive force), the flank 39a of the thread of the second screw portion 38a Press the surface. Therefore, in this embodiment, the first screw portion 30a and the second screw portion 30a The fixing and fastening force with 38a becomes extremely strong.
【００１９】 さらに、図１〜図４で示した本実施例では、第１のねじ部３０ａと第２のねじ 部３８ａとの螺合・結合面積を大きくとれるので、レンズ１２とレンズ止め部材 ２０とが、従来の技術と比べて、強固に固着される。したがって、本実施例では 、レンズ１２を智１６およびブリッジ１８等のフロントに取付けたときの緩みや がたつきを防止することができる。[0019] Further, in the present embodiment shown in FIGS. 1 to 4, the first screw portion 30a and the second screw portion 30a Since the screwing / connecting area with the portion 38a can be increased, the lens 12 and the lens stopping member 20 and 20 are firmly fixed as compared with the conventional technique. Therefore, in this embodiment, , When the lens 12 is attached to the front such as the wisdom 16 and the bridge 18, Rattling can be prevented.
【００２０】 その上、図１〜図４で示した本実施例では、第１のレンズ止めねじ部材２６の 軸部３０が第２のレンズ止めねじ部材２８のフランジ部４０から突き出ない取付 構造を有するので、眼鏡を掛けているときの安全性が脅かされたり、レンズ１２ の特に後側面を清掃用布等で拭くときに、第１のレンズ止めねじ部材２６の軸部 ３０の突出部で清掃用布等を破損させてしまう恐れもない。[0020] In addition, in the present embodiment shown in FIGS. 1 to 4, the first lens set screw member 26 Mounting in which the shaft portion 30 does not protrude from the flange portion 40 of the second lens set screw member 28 Due to the structure, the safety when wearing glasses, the lens 12 When wiping the rear side of the lens with a cleaning cloth or the like, the shaft portion of the first lens set screw member 26 There is no fear that the cleaning cloth or the like will be damaged by the protruding portion of 30.
【００２１】 上述の実施例において、第１のねじ部３０ａと、第２のねじ部３８ａおよび第 ３のねじ部４０ａとを螺合・締結するよにしてもよい。この場合、第１のレンズ 止めねじ部材２６の軸部３０は、第２のレンズ止めねじ部材２８のフランジ部４ ０の端部から突出しないように、第１のねじ部３０ａが第２のねじ部３８ａおよ び第３のねじ部４０ａに螺合される。この場合、第１のレンズ止めねじ部材２６ と第２のレンズ止めねじ部材２８との螺合面積は、第３のねじ部４０ａの分だけ 大きくなるため、レンズ１２とレンズ止め部材２０との固着力をより一層高くす ることができる。[0021] In the embodiment described above, the first threaded portion 30a, the second threaded portion 38a and the first threaded portion 38a The screw portion 40a of No. 3 may be screwed and fastened. In this case, the first lens The shaft portion 30 of the set screw member 26 is the flange portion 4 of the second lens set screw member 28. The first threaded portion 30a and the second threaded portion 38a and And the third screw portion 40a. In this case, the first lens set screw member 26 The screwing area between the second lens set screw member 28 and the second lens set screw member 28 is equal to the third screw portion 40a. Since it becomes larger, the fixing force between the lens 12 and the lens stop member 20 is further increased. You can
【００２２】 なお、第１のレンズ止めねじ部材２６の軸部３０の軸長が、支持ベース貫通孔 ２２ａの深さと、レンズ孔１４の深さと、フランジ部４０の軸方向の厚みとを合 わせた長さよりも長く設定された場合には、レンズ１２をレンズ止め部材２０に 取付けたときに、フランジ部４０から突出する軸部３０の突出し部分を適宜な切 断手段により切断すればよい。[0022] The axial length of the shaft portion 30 of the first lens set screw member 26 is determined by the support base through hole. 22a, the depth of the lens hole 14, and the axial thickness of the flange portion 40 are combined. When the length is set longer than the combined length, the lens 12 is attached to the lens stop member 20. When attached, cut the protruding portion of the shaft portion 30 protruding from the flange portion 40 appropriately. It may be cut by a cutting means.
【００２３】 また、図１〜図４で示した上述の実施例では、第１のレンズ止めねじ部材２６ がレンズ１２の前面側から挿入され、第２のレンズ止めねじ部材２８がレンズ１ ２の後面側から挿入されたが、たとえば図５に示すように、第１のレンズ止めね じ部材２６をレンズ１２の後面側から挿入・配置し、第２のレンズ止めねじ部材 ２８をレンズ１２の前面側から挿入・配置するようにしてもよい。この場合、第 １のレンズ止めねじ部材２６の頭部３２とレンズ１２の後面との間には、適宜、 座金部４２が配置される。[0023] Further, in the above-described embodiment shown in FIGS. 1 to 4, the first lens set screw member 26 is used. Is inserted from the front side of the lens 12, and the second lens set screw member 28 is attached to the lens 1 2 was inserted from the rear side, but as shown in FIG. 5, for example, the first lens stopper The second lens set screw member by inserting and arranging the same member 26 from the rear surface side of the lens 12. 28 may be inserted and arranged from the front side of the lens 12. In this case, Between the head 32 of the lens set screw member 26 and the rear surface of the lens 12, The washer portion 42 is arranged.
【００２４】 さらに、図１〜図４で示した上述の実施例では、レンズ止め部材２０がレンズ １２の前面側に配置されたが、レンズ止め部材２０は、たとえば図６および図７ に示すように、レンズ１２の後面側に配置されてもよい。この場合、図６の実施 例では、第１のレンズ止めねじ部材２６がレンズ１２の前面側から挿入され、第 ２のレンズ止めねじ部材２８がレンズ１２の後面側から挿入される。また、第１ のレンズ止めねじ部材２６の頭部３２とレンズ１２の後面との間には、適宜、座 金部４２が配置される。さらに、図７の実施例では、第１のレンズ止めねじ部材 ２６がレンズ１２の後面側から挿入され、第２のレンズ止めねじ部材２８がレン ズ１２の前面側から挿入される。 上述した図５および図６の実施例では、レンズ止め部材２０の支持ベース貫通 孔２２ａの深さが、第２のレンズ止めねじ部材２８の胴部３８の軸方向の長さ（ 軸長）よりも長く形成される。この場合、第１のレンズ止めねじ部材２６の第１ のねじ部３０ａと第２のレンズ止めねじ部材２８の第２のねじ部３８ａとは、支 持ベース貫通孔２２ａで螺合される。 また、レンズ止め部材２０の支持ベース貫通孔２２ａおよびレンズ孔１４の大 きさ（直径）は、第２のレンズ止めねじ部材２８の胴部３８の外径と略同じか、 あるいは、わずかに大きく形成されてもよい。この場合、胴部３８の軸長が支持 ベース貫通孔２２ａよりも短いときには、第１のレンズ止めねじ部材２６の第１ のねじ部３０ａと第２のレンズ止めねじ部材２８の第２のねじ部３８ａとは、支 持ベース貫通孔２２ａで螺合される。また、胴部３８の軸長が支持ベース貫通孔 ２２ａよりも長いときには、第１のレンズ止めねじ部材２６の第１のねじ部３０ ａと第２のレンズ止めねじ部材２８の第２のねじ部３８ａとは、支持ベース貫通 孔２２ａおよびレンズ孔１４にわたって螺合される。[0024] Further, in the above-described embodiment shown in FIGS. 1 to 4, the lens stop member 20 is the lens. Although the lens stop member 20 is disposed on the front side of FIG. It may be arranged on the rear surface side of the lens 12, as shown in FIG. In this case, the implementation of FIG. In the example, the first lens set screw member 26 is inserted from the front side of the lens 12, The second lens set screw member 28 is inserted from the rear surface side of the lens 12. Also, the first Between the head 32 of the lens set screw member 26 of FIG. The gold part 42 is arranged. Further, in the embodiment of FIG. 7, the first lens set screw member 26 is inserted from the rear surface side of the lens 12, and the second lens set screw member 28 is It is inserted from the front side of the insert 12. In the embodiment of FIGS. 5 and 6 described above, the support base of the lens stop member 20 is penetrated. The depth of the hole 22a is the axial length of the body portion 38 of the second lens set screw member 28 ( It is formed longer than the axial length). In this case, the first lens set screw member 26 of the first The screw portion 30a of the second lens set screw member 28 and the second screw portion 38a of the second lens set screw member 28 It is screwed in the holding base through hole 22a. Further, the support base through hole 22 a of the lens stop member 20 and the large size of the lens hole 14 are large. The size (diameter) is substantially the same as the outer diameter of the body portion 38 of the second lens set screw member 28, Alternatively, it may be formed slightly larger. In this case, the axial length of the body portion 38 is supported. When the length is shorter than the base through hole 22a, the first lens set screw member 26 The screw portion 30a of the second lens set screw member 28 and the second screw portion 38a of the second lens set screw member 28 It is screwed in the holding base through hole 22a. In addition, the axial length of the body portion 38 is the support base through hole. 22a is longer than the first screw portion 30 of the first lens set screw member 26. a and the second threaded portion 38a of the second lens set screw member 28 penetrate the support base. It is screwed over the hole 22 a and the lens hole 14.
【００２５】 また、図１〜図４で示した上述の実施例では、回り止め片としての機能を有す る部材としての当接片２４が設けられたが、当接片２４に代えて、回り止め片と しては、たとえば図８に示すように、ピン部４４をレンズ止め部材２０に配設す るようにしてもよい。すなわち、レンズ止め部２０の支持ベース２２には、支持 ベース貫通孔２２ａの近傍に、たとえば円柱状のピン部４４が配設される。一方 、レンズ１２の端縁近傍には、ピン部４４が挿入・係止可能な位置に、係止穴と して、たとえば正面視円形状で有底のピン穴４６が配設される。 なお、図８の実施例では、ピン部４４およびピン穴４６が、それぞれ、支持ベ ース貫通孔２２ａおよびレンズ孔１４よりも、智１６側に配設されているが、ピ ン部４４およびピン穴４６は、それぞれ、支持ベース貫通孔２２ａおよびレンズ 孔１４よりも、ブリッジ側に配設するようにしてもよい。[0025] Further, in the above-described embodiment shown in FIGS. 1 to 4, it has a function as a detent piece. The contact piece 24 as a member is provided, but instead of the contact piece 24, a rotation stopper piece is used. Then, as shown in FIG. 8, for example, the pin portion 44 is arranged on the lens stop member 20. You may do it. That is, the support base 22 of the lens stopper 20 is A columnar pin portion 44, for example, is disposed near the base through hole 22a. on the other hand In the vicinity of the edge of the lens 12, a locking hole is formed at a position where the pin portion 44 can be inserted and locked. Then, for example, a pin hole 46 having a circular shape when viewed from the front and having a bottom is provided. In the embodiment of FIG. 8, the pin portion 44 and the pin hole 46 are respectively Although it is arranged on the side of the sensor 16 with respect to the base through hole 22a and the lens hole 14, The pin portion 44 and the pin hole 46 correspond to the support base through hole 22a and the lens, respectively. You may make it arrange | position on the bridge side rather than the hole 14.
【００２６】 さらに、回り止め片の機能を有する部材としては、上述した当接片２４および ピン部４４以外にも、たとえば図９に示すように、レンズ止め部材２０に突起部 ４８を配設するようにしてもよい。すなわち、レンズ止め部２０は、その支持ベ ース２２の内側面から内方へ突出する、たとえば山形状の突起部４８を有する。 一方、レンズ１２の端縁近傍には、突起部４８が係止可能な位置に切欠き部５０ が配設される。[0026] Further, as the member having the function of the rotation stopping piece, the above-mentioned contact piece 24 and In addition to the pin portion 44, as shown in FIG. 48 may be provided. That is, the lens stop portion 20 has a support base. It has, for example, a mountain-shaped protrusion 48 that protrudes inward from the inner surface of the base 22. On the other hand, in the vicinity of the edge of the lens 12, the notch 50 is provided at a position where the protrusion 48 can be locked. Is provided.
【００２７】 また、上述した各実施例において、第２のレンズ止めねじ部材２８は、たとえ ば図１０に示すように、第２のレンズ止めねじ部材２８の胴部３８の外周面に、 間隔を隔てて多数の凸条部５２を配設するようにしてもよい。多数の凸条部５２ は、胴部３８の軸方向に斜めに延びる多数のたとえばローレット目により形成さ れる。多数の凸条部５２は、第２のレンズ止めねじ部材２８がレンズ孔１４に挿 入されたときに、レンズ孔１４の内周壁面に食い込む。[0027] Further, in each of the above-described embodiments, the second lens set screw member 28 is For example, as shown in FIG. 10, on the outer peripheral surface of the body portion 38 of the second lens set screw member 28, You may make it arrange | position the many convex stripe | line part 52 at intervals. Many ridges 52 Is formed by a large number of, for example, knurls extending obliquely in the axial direction of the body portion 38. Be done. The second lens set screw member 28 is inserted into the lens hole 14 in the plurality of ridges 52. When it is inserted, it bites into the inner peripheral wall surface of the lens hole 14.
【００２８】 そのため、第２のレンズ止めねじ部材２８は、強固にレンズ孔１４に保持され る。したがって、第１のレンズ止めねじ部材２６と第２のレンズ止めねじ部材２ ８との固着力が強固なものとなり、レンズ止め部材２０とレンズ１２との取付強 度もより一層強固なものとなる。 なお、胴部３８の外周面に配設する多数の凸条部５２は、多数の凹凸部を有す る構成であれば、ローレット目形成以外の方法で形成されてもよい。[0028] Therefore, the second lens set screw member 28 is firmly held in the lens hole 14. It Therefore, the first lens set screw member 26 and the second lens set screw member 2 The fixing force between the lens stopper member 20 and the lens 12 becomes strong. The degree becomes even stronger. The large number of convex strips 52 arranged on the outer peripheral surface of the body 38 has a large number of concave and convex portions. If it has the above-mentioned configuration, it may be formed by a method other than the knurl formation.
【００２９】 また、上述した各実施例において、レンズ孔１４の内周面に雌ねじからなる第 ４のねじ部（図示せず）を配設し、さらに、第２のレンズ止めねじ部材２８の胴 部３８の外周面に雄ねじからなる第５のねじ部（図示せず）を配設するようにし てもよい。そして、レンズ孔１４の内周面に配設された第４のねじ部（図示せず ）には、第２のレンズ止めねじ部材２８の胴部３８の外周面に配設された第５の ねじ部（図示せず）が螺合・締結される。 この場合、胴部３８が強固にレンズ孔１４に保持され、第１のレンズ止めねじ 部材２６と第２のレンズ止めねじ部材２８との固着力が強固なものとなり、レン ズ１２とレンズ止め部材２０との取付強度がさらに高くなる。[0029] Also, in each of the above-described embodiments, the inner peripheral surface of the lens hole 14 is formed of a female screw. 4 is provided, and the barrel of the second lens set screw member 28 is further provided. On the outer peripheral surface of the portion 38, a fifth screw portion (not shown) made of a male screw is arranged. May be. Then, a fourth screw portion (not shown) provided on the inner peripheral surface of the lens hole 14 is provided. ) Indicates a fifth lens provided on the outer peripheral surface of the body portion 38 of the second lens set screw member 28. A screw part (not shown) is screwed and fastened. In this case, the body portion 38 is firmly held in the lens hole 14, and the first lens set screw The fixing force between the member 26 and the second lens set screw member 28 becomes strong, and the lens The mounting strength between the lens 12 and the lens stop member 20 is further increased.
【００３０】 なお、本実施例では、主として、縁無し眼鏡１０のレンズ１２と、たとえば智 １６側のレンズ止め部材２０との取付構造について説明したが、本願考案にかか る縁無し眼鏡のレンズ取付構造は、たとえばブリッジ１８側のレンズ止め部材２ ０と、レンズ１２との取付構造についても、当然、適用され得るものである。 また、本願考案にかかる縁無し眼鏡のレンズ取付構造は、智１６側およびブリ ッジ側の内の少なくとも一方側のレンズ止め部材２０と、レンズ１２との取付構 造に適用するようにしてもよいものである。[0030] It should be noted that in the present embodiment, the lens 12 of the rimless glasses 10 and the The mounting structure with the lens stop member 20 on the 16 side has been described. The lens mounting structure of the rimless eyeglasses is, for example, the lens stopper member 2 on the bridge 18 side. As a matter of course, the attachment structure of the lens 0 and the lens 12 can be applied. In addition, the lens mounting structure of the rimless glasses according to the present invention is provided on the side of the lens 16 and the lens Of the lens stop member 20 and the lens 12 on at least one of It may be applied to manufacturing.
【００３１】[0031]
本願考案によれば、緩みやがたつきがないように、レンズを智およびブリッッ ジ等に強固に取付けることができ、且つ、眼鏡を掛けているときの安全性にも優 れている、縁無し眼鏡のレンズ取付構造が得られる。 According to the invention of the present application, the lens is attached to the lens so that there is no looseness or rattling. It can be firmly attached to the camera, etc., and it is also very safe when wearing glasses. A lens mounting structure for rimless spectacles is obtained.
【図１】本願考案の一実施例を示す斜視図である。FIG. 1 is a perspective view showing an embodiment of the present invention.
【図２】図１の実施例の要部を平面側から見た断面図で
ある。FIG. 2 is a sectional view of a main part of the embodiment of FIG. 1 viewed from a plane side.
【図３】図２の分解図である。FIG. 3 is an exploded view of FIG.
【図４】図１，図２および図３で示した実施例の他の要
部を平面側から見た断面図である。FIG. 4 is a cross-sectional view of another main part of the embodiment shown in FIGS. 1, 2 and 3 as seen from the plane side.
【図５】図１〜図４で示した実施例の変形例を平面側か
ら見た分解断面図である。FIG. 5 is an exploded cross-sectional view of a modified example of the embodiment shown in FIGS. 1 to 4 as seen from the plane side.
【図６】本願考案の他の実施例の要部を平面側から見た
分解断面図である。FIG. 6 is an exploded cross-sectional view of a main part of another embodiment of the present invention viewed from the plane side.
【図７】図６の実施例の変形例を平面側から見た分解断
面図である。FIG. 7 is an exploded cross-sectional view of a modified example of the embodiment of FIG. 6 viewed from the plane side.
【図８】本願考案のさらに他の実施例の要部を平面側か
ら見た分解断面図である。FIG. 8 is an exploded cross-sectional view of a main part of still another embodiment of the present invention as seen from the plane side.
【図９】図８の実施例の変形例を平面側から見た分解断
面図である。9 is an exploded cross-sectional view of a modified example of the embodiment of FIG. 8 viewed from the plane side.
【図１０】本願考案に適用される第２のレンズ止めねじ
部材の他の例を示す斜視図である。FIG. 10 is a perspective view showing another example of the second lens set screw member applied to the present invention.
１０ 縁無し眼鏡 １２ レンズ １４ レンズ孔 １６ 智 １８ ブリッジ ２０ レンズ止め部材 ２２ 支持ベース ２２ａ 支持ベース貫通孔 ２４ 当接片 ２６ 第１のレンズ止めねじ部材 ２８ 第２のレンズ止めねじ部材 ３０ 軸部 ３０ａ 第１のねじ部 ３２ 頭部 ３２ａ すりわり部 ３４ 溝部 ３６ 弾性変形片 ３８ 胴部 ３８ａ 第２のねじ部 ３９ａ フランク ４０ フランジ部 ４０ａ 第３のねじ部 ４２ 座金部 ４４ ピン部 ４６ ピン穴 ４８ 突起部 ５０ 切欠き部 ５２ 凸条部 Ｔ テンプル 10 rimless glasses 12 lenses 14 Lens hole 16 Satoshi 18 bridge 20 Lens stop member 22 Support base 22a Support base through hole 24 Contact piece 26 First Lens Set Screw Member 28 Second Lens Set Screw Member 30 Shaft 30a First screw part 32 heads 32a sitting part 34 Groove 36 Elastic deformation piece 38 torso 38a Second screw part 39a Frank 40 Flange 40a Third screw part 42 Washer 44 pin part 46 pin hole 48 Projection 50 Notch 52 ridge T temple
Claims (7)
れ、前記レンズを貫通するレンズ孔、 前記レンズの一方主面側に配置され、前記レンズを智お
よびブリッジ等のフロントに固定するためのレンズ止め
部材、 前記レンズ止め部材に接続され、前記レンズの一部に支
持されることにより、前記レンズ止め部材の回動を防止
する回り止め片、 前記レンズ止め部材に配設され、前記レンズ孔と連通可
能な連通孔、 前記レンズの一方主面側から前記連通孔および前記レン
ズ孔に挿入される第１のレンズ止めねじ部材、および前
記レンズの他方主面側から前記レンズ孔に挿入され、前
記第１のレンズ止めねじ部材に螺合される第２のレンズ
止めねじ部材を含み、 前記第１のレンズ止めねじ部材は、その外周面に第１の
ねじ部を有する軸部、および、前記軸部の軸方向の一端
に配設され、前記軸部の径よりも大きい頭部を含み、 前記第２のレンズ止めねじ部材は、その内周面に第２の
ねじ部を有する筒状の胴部、および、前記胴部の軸方向
の一端に配設され、前記胴部の径よりも大きいフランジ
部を含み、 前記第２のレンズ止めねじ部材の少なくとも胴部が前記
レンズ孔に挿入・配置され、前記第１のねじ部と前記第
２のねじ部とが螺合されることにより、前記レンズ止め
部材に前記レンズが固定されることを特徴とする、縁無
し眼鏡のレンズ取付構造。1. A lens, a lens hole provided in the vicinity of an edge of the lens and penetrating the lens, arranged on the one main surface side of the lens, and for fixing the lens to a front surface such as a tip and a bridge. A lens stopper member, a rotation stopper piece that is connected to the lens stopper member, and is supported by a part of the lens to prevent the lens stopper member from rotating, and the lens stopper member is provided with the lens stopper member. A communication hole capable of communicating with, a first lens set screw member inserted into the communication hole and the lens hole from the one main surface side of the lens, and inserted into the lens hole from the other main surface side of the lens, A second lens set screw member screwed into the first lens set screw member, wherein the first lens set screw member has a shaft portion having a first screw portion on an outer peripheral surface thereof; The second lens set screw member is disposed at one end of the shaft portion in the axial direction and includes a head portion having a diameter larger than the diameter of the shaft portion, and the second lens set screw member has a second screw portion on an inner peripheral surface thereof. And a flange portion that is disposed at one axial end of the barrel portion and that is larger than the diameter of the barrel portion. At least the barrel portion of the second lens set screw member is inserted into the lens hole. A lens mounting structure for rimless eyeglasses, characterized in that the lens is fixed to the lens stop member by being arranged and screwed with the first screw part and the second screw part. .
て設けられる溝部によって、前記ねじ山の頂に配設され
る弾性変形片を含み、前記第１のねじ部と前記第２のね
じ部とが螺合したときに、前記弾性変形片が前記第２の
ねじ部のフランクに圧接されることを特徴とする、請求
項１に記載の縁無し眼鏡のレンズ取付構造。2. The first threaded portion includes an elastically deformable piece disposed on the crest of the thread by a groove provided along the crest of the thread, and the first threaded portion and the first threaded portion. The lens mounting structure for rimless glasses according to claim 1, wherein the elastic deformation piece is pressed against the flank of the second screw portion when the second screw portion is screwed.
胴部の外周面に配設される複数の凸条部をさらに含み、
複数の前記凸条部は、前記第２のレンズ止めねじ部材が
前記レンズ孔に挿入されたときに、前記レンズ孔の内周
壁面に食い込むことを特徴とする、請求項１または請求
項２に記載の縁無し眼鏡のレンズ取付構造。3. The second lens set screw member further includes a plurality of ridges arranged on an outer peripheral surface of the body,
3. A plurality of said ridges bite into the inner peripheral wall surface of said lens hole when said second lens set screw member is inserted into said lens hole, It is characterized by the above-mentioned. Lens mounting structure for the rimless glasses described.
のフランジ部を含み、前記環状のフランジ部の内周面に
は、前記第２のねじ部に連接される第３のねじ部が配設
され、前記第１のレンズ止めねじ部材の軸部が、前記第
２のレンズ止めねじ部材の前記環状のフランジ部から突
出しないように、前記第１のねじ部は、前記第２のねじ
部および前記第３のねじ部に螺合されることを特徴とす
る、請求項１〜請求項３のいずれかに記載の縁無し眼鏡
のレンズ取付構造。4. The second lens set screw member includes an annular flange portion, and a third screw portion connected to the second screw portion is provided on an inner peripheral surface of the annular flange portion. The first screw portion is provided with the second screw so that the shaft portion of the first lens set screw member does not protrude from the annular flange portion of the second lens set screw member. The lens mounting structure for rimless eyeglasses according to any one of claims 1 to 3, wherein the lens mounting structure is screwed to the portion and the third screw portion.
部が配設され、前記第２のレンズ止めねじ部材は、前記
胴部の外周面に配設される第５のねじ部をさらに含み、
前記第４のねじ部と前記第５のねじ部とが螺合されるこ
とを特徴とする、請求項１または請求項２に記載の縁無
し眼鏡のレンズ取付構造。5. A fourth screw portion is provided on an inner peripheral surface of the lens hole, and the second lens set screw member is a fifth screw portion provided on an outer peripheral surface of the body portion. Further includes a section,
The lens mounting structure for rimless glasses according to claim 1 or 2, wherein the fourth screw part and the fifth screw part are screwed together.
の前記連通孔と所定の間隔を隔てて、前記レンズ止め部
材から延び設けられるピン部を含み、前記ピン部は、前
記レンズに配設された係止穴に挿入されることを特徴と
する、請求項１〜請求項５のいずれかに記載の縁無し眼
鏡のレンズ取付構造。6. The anti-rotation piece includes a pin portion extending from the lens stopper member at a predetermined distance from the communication hole of the lens stopper member, the pin portion being provided on the lens. The lens mounting structure for rimless spectacles according to any one of claims 1 to 5, characterized in that the lens mounting structure is inserted into the locked hole.
から突き出る突起部を含み、前記突起部は、前記レンズ
の端縁に配設される切欠き部に係止されることを特徴と
する、請求項１〜請求項５のいずれかに記載の縁無し眼
鏡のレンズ取付構造。7. The anti-rotation piece includes a protrusion protruding from the lens stopper, and the protrusion is engaged with a notch provided at an end edge of the lens. The lens mounting structure for rimless glasses according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002006357U JP3093281U (en) | 2002-10-08 | 2002-10-08 | Lens mounting structure for frameless glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002006357U JP3093281U (en) | 2002-10-08 | 2002-10-08 | Lens mounting structure for frameless glasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP3093281U true JP3093281U (en) | 2003-04-25 |
Family
ID=43247313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002006357U Expired - Fee Related JP3093281U (en) | 2002-10-08 | 2002-10-08 | Lens mounting structure for frameless glasses |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3093281U (en) |
-
2002
- 2002-10-08 JP JP2002006357U patent/JP3093281U/en not_active Expired - Fee Related
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