Lens fastening device for frameless spectacles

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#The above objects, and other features and advantages of the present invention will become more apparent after a reading of the following detailed description when taken in conjunction with the drawings, in which:

#FIG. 1 is an exploded perspective view illustrating a lens fastening device for frameless spectacles in accordance with a first embodiment of the present invention.

#FIG. 2 is a cross-sectional view illustrating an assembled status of the lens fastening device of FIG. 1.

#Reference will now be made in greater detail to a preferred embodiment of the invention, an example of which is illustrated in the accompanying drawings. Wherever possible, the same reference numerals will be used throughout the drawings and the description to refer to the same or like parts.

#FIG. 1 is an exploded perspective view illustrating a lens fastening device for frameless spectacles in accordance with a first embodiment of the present invention; and FIG. 2 is a cross-sectional view illustrating an assembled status of the lens fastening device of FIG. 1.

#A lens fastening device according to this embodiment of the present invention comprises a fastening element and a second fastening element. The first fastening element is made of soft synthetic resin, and possesses a guide part 3 and a tapered part 8. The guide part 3 is formed at a lower end of the first fastening element when viewed on a plane of FIG. 3. The tapered part 8 is decreased in its diameter toward an upper end of the first fastening element to have substantially a truncated cone-shaped outer contour. The first fastening element is defined with a threaded hole. The second fastening element is prepared separately from and coupled to the first fastening element. The second fastening element is made of metal or hard synthetic resin, and possesses a flange part 4 and a body part.