JP2010197683A - Clip-on spectacle frame and clip-on front portion - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a clip-on spectacle frame in which a pair of right and left clip-on front portions can be detachably attached to the front face of a front frame of spectacles. <P>SOLUTION: Holding portions 11 and 11 are provided to both sides of a front frame 1, and turning portions 12 are pivotally supported by the holding portions 11 so as to be rotatable, and balls 14 energized by spring force are engaged with a plurality of recessed grooves formed in outer peripheries of the holding portions 11, and attachment portions 10 provided to the outside of clip-on front portions 3 are attached to the turning portions 12 via magnets 17a and 17b. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a front-type eyeglass frame that can be stably attached to a front surface of a front frame of eyeglasses by a simple method.

  Conventionally, glasses having a front part attached to a front frame of glasses are often used. As is well known, there are many cases in which near-sighted people need sunglasses or they are both presbyopic and near-sighted. In such cases, attach the front part of the sunglasses to the glasses for myopia. Or using a front part of a front eyeglass with a presbyopia lens in glasses for myopia.

  By the way, there are some problems with the conventional spectacle frame provided with the front part of the front. One of them is that since the mounting structure is complicated, the manufacturing cost is high, the fitting state is increased, the backlash occurs, and the front hook front portion is not stable.

  FIG. 6 shows a conventional spectacle frame that is frequently used. (A) is a spectacle frame, and (b) is a front front portion (b) that is attached to the front frame (c) of the spectacle frame (b). Yes. Magnets (e) and (e) are attached to both sides of the front frame (c). Magnets (e) and (e) are attached to both sides of the front frame (b). (F) also has magnets (g) and (g).

  Therefore, the front frame (b) is superimposed on the front surface of the front frame (c), and the magnet (g) is attracted and attached to the magnet (e). Of course, some contrivance is made so that the front front part (b) attached via the magnets (e) and (g) is not displaced. “Glasses” according to Utility Model Registration No. 3081271 corresponds to this front-type eyeglass frame.

  In addition, the “detachable spectacle mounting device” according to Japanese Patent No. 2997418 has a structure in which a receiving portion is provided on the end portion of the front frame, a magnet is attached to the receiving portion, and a front frame is placed on the receiving portion and is attracted by the magnet. It consists of. As described above, in the conventional structure, a small magnet is attached to the front frame and the front portion of the front spectacle frame.

By the way, the front hook is not always necessary and is removed from the front frame when not in use. However, the front hook (b) is attached to or removed from the front frame (c) as needed. It is often troublesome to do. For example, when driving a car with a front part (b) equipped with sunglasses, it is bothersome and dangerous to remove the front part (b) when passing through a dim tunnel. .
“Glasses” related to Utility Model Registration No. 3081271 "Removable glasses mounting device" according to Japanese Patent No. 2997418

  As described above, the conventional front glasses frame has the above-described problems. The problem to be solved by the present invention is this problem, and provides a front-type eyeglass frame in which the front-end front part can be easily attached and detached and can be opened outward in the attached state.

  The front spectacle frame according to the present invention has a structure in which a front front portion of the front spectacle frame is detachably attached, and the front front portion is configured to be opened to the outside while being attached to the front frame of the spectacles. . By the way, a holding portion is provided outside the front frame, and a rotating portion is rotatably attached to the holding portion, and a front front portion is attached to the rotating portion via a magnet. Therefore, the front hanging front portion has a left-right paired configuration, and has a mounting portion on the outside of the rim or lens, and the mounting portion is fixed to the rotating portion.

  The rotating part can be rotated around an axis, and a concave groove is formed on the outer periphery of the rotating part to engage with a ball or pin biased with a spring force so that it can be stopped at a predetermined position. Yes. And the recessed part and convex part which mutually mesh | engage are provided in the attaching part provided in the rotation part and the front hook front part, and positioning of the front hook front part attached to the rotation part is performed.

  The front spectacle frame according to the present invention has a structure in which both front front portions are attached to the front frame via magnets, and therefore can be easily removed. That is, the front hook front part is detachable. And the front hooking front part has a mounting part on the outside, the mounting part is attached to a rotating part provided on the holding part of the front frame of the glasses, and the front hooking front part opens outward by the rotation of the rotating part. I can do it.

  The rotating portion is pivotally supported so that it can rotate, but a plurality of concave grooves are formed on the outer periphery, and the tip of a ball or pin that urges spring force is engaged with the concave grooves. Thus, the front hanging front portion can be stably stopped at a predetermined position. The front hook front portion of the present invention is a front type eyeglass frame because it can be attached and detached, but since it can be opened outward, it has a function as a flip-up type eyeglass frame although the opening direction is different. However, because the fulcrum where the front hanging front part is flipped up is located outside the front frame, that is, the fulcrum is not located at the top of the front frame like the normal flip-up front part, so the whole eyeglass frame The appearance of is refreshing.

  FIG. 1 shows an embodiment of a front-type eyeglass frame according to the present invention. In FIG. 1, 1 is a front frame, 2 is a temple, and 3 and 3 are front-front portions. In this way, the front hanging front portions 3 and 3 are composed of two pieces, and each is attached in a pair on the left and right of the front frame.

  FIG. 2 shows a spectacle frame when the front front 3 and 3 are removed. As in the conventional spectacles, the front frame 1 has rims 4 and 4 on which lenses are fitted, connected by a connecting member 5, and is connected to the center. A pair of nose pads 6, 6 are attached to the part, and armor 7, 7 is provided on both outer sides. It is attached so that it can be folded. And the holding | maintenance parts 11 and 11 to which the front hook front parts 3 and 3 are attached are provided in the inside of the said alloy 7,7.

  3 shows the front hanging parts 3 and 3, they can be overlapped in the same shape as the rims 4 and 4 of the front frame 1. That is, the front hook 3 has a rim 9 having the same shape as the rim 4 so that the lens can be fitted, and a mounting portion 10 is brazed to the outside.

  The front hanging part 3 is attached to a holding part 11 provided on the inner side of the armor via the attaching part 10, but the holding part 11 has a rotating part 12 as shown in FIG. The moving part 12 is pivotally supported so that it can rotate around a shaft screw 13. A concave groove is formed on the outer side of the rotating portion 12, and the ball 14 to which the spring force of the coil spring 15 is biased is fitted in the concave groove.

  A mounting portion 10 of the front front portion 3 is attached to the rotating portion 12, and for this purpose, a hole 16 is formed in the armor 7 of the front frame 1, and the mounting portion 0 is fitted into the rotating portion 12 from the hole 16. It is attached via a magnet. FIG. 5 shows a case where the rotating part 12 is separated from the holding part 11 and the attaching part 10 is removed from the rotating part 12. The rotating portion 12 is provided with a magnet 17a, and the mounting portion 10 is provided with a magnet 17b. Here, the rotating portion 12 is provided with a concave portion 20, and one mounting portion 10 is formed with a convex portion 21. Therefore, when the convex portion 21 is fitted into the concave portion 20, the attachment portion 10 attached to the rotating portion 12, that is, the front hooking front portion 3 is correctly positioned.

  Therefore, the attachment part 10 is attached to the rotation part 12 via the magnets 17a and 17b. A shaft hole 18 is provided through the rotating portion 12, and the rotating portion 12 is rotatably supported by inserting the shaft screw 13 of the holding portion 11 into the shaft hole 18. Then, concave grooves 19a, 19b, 19c are formed on the outer periphery of the rotating portion 12, and a ball 14 biased by a spring force is fitted into the concave grooves 19a, 19b, 19c so that the direction of the rotating portion 12 is set. Is regulated.

  FIG. 4 shows a case where the direction of the front hook 3 is three patterns. In the case of the front hanging front portion 3a, the state is shown in which it is closed and overlapped with the front frame 1, the front hanging front portion 3b is opened 60 °, and the front hanging front portion 3c is opened 90 °. Thus, by forming the concave grooves 19a, 19b, and 19c on the outer periphery of the rotating portion 12, the direction of the front hooking front portion 3 can be changed to three patterns.

  That is, when the ball 14 fits into the concave groove 19a, the front frame 1 overlaps with the front frame 1 like the front hanging front portion 3a, and when the ball 14 fits into the concave groove 19c, the front portion 3c reaches 90 °. Open and rest. As described above, in the front-mounted glasses frame according to the present invention, the front-mounted front portion 3 can be attached to or removed from the front frame 1 as necessary.

  And it can open outside as shown in FIG. 4 in the attached state, without removing this front hooking front part 3. The opening direction is different, but it can function in the same way as a flip-up spectacle frame. In addition, since the pivoting portion 12 serving as a fulcrum that can pivot and open the front hanging front portion 3 is provided in the armored portion, the glasses frame appearance in a closed state is refreshed without different from ordinary glasses. .

  By the way, in the embodiment, as shown in FIG. 3, the front front portion 3 is configured such that the lens is fitted to the rim 9, but the mounting portion 10 may be directly screwed to the outside of the lens without using the rim 9. I can do it.

  And although the holding part 11 which has the rotation part 12 which pivotally supports the rotation part 12 rotatably is attached to the inner side of the armor 7, the armor 7 and the holding part 11 can also be comprised integrally. I can do it. Further, the spring for urging the ball 14 with the spring force is not limited to the coil spring 15.

1 shows an embodiment of a front spectacle frame according to the present invention. Glasses frame when front part is removed. A specific example of the front part of the front. The direction of the front part of the front is shown. When the rotating part is separated from the holding part and the attaching part is removed from the rotating part. Conventional general eyeglass frame.

DESCRIPTION OF SYMBOLS 1 Front frame 2 Tsuru 3 Front hook front part 4 Rim 5 Connection member 6 Nose pad 7 Yoroi 8 Hinge 9 Rim
10 Mounting part
11 Holding part
12 Rotating part
13 shaft screw
14 balls
15 Coil spring
16 holes
17 Magnet
18 Shaft hole
19 groove
20 recess
21 Convex

Claims (3)

In a front-mounted spectacle frame in which two front-facing front portions that form a pair of left and right sides can be detachably attached to the front of the front frame of the glasses, a holding portion is provided on both sides of the front frame, and the rotating portion is provided with a rotating portion. A plurality of concave grooves that are rotatably supported and formed on the outer periphery engage with the tip of a ball or pin that is energized with a spring force, and the rotating portion is provided with a mounting portion provided outside the front hanging front portion. A front-type eyeglass frame characterized by being attached via a magnet. 2. The front spectacle frame according to claim 1, wherein the holding portion is provided on the inner side of the armor, a hole is formed in the armor, and the mounting portion of the front hook front portion can be attached to the rotating portion through the hole. The front part of the front frame that can be attached to the front of the front frame of the glasses in a detachable manner is provided with an attachment part on the outside of the front part of the front part, and is rotatably supported on the outside of the front frame. A front part of a front-type eyeglass frame characterized in that it can be attached to a moving part via a magnet.

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