JPH0396620U

JPH0396620U -

Info

Publication number: JPH0396620U
Application number: JP461690U
Authority: JP
Priority date: 1990-01-24
Filing date: 1990-01-24
Publication date: 1991-10-03

Description

[Brief explanation of drawings]

第１図はこの考案の実施例１を示す斜視図、第
２図及び第４図はそれぞれ実施例１のものの組み
立て工程を示す斜視図、第３図は第２図の−
断面図、第５図及び第７図はそれぞれ実施例１の
ものの作動を示す裏面図、第６図は第５図の−
断面図、第８図は第７図の−断面図、第９
図は実施例２のものの分解斜視図、第１０図及び
第１１図はそれぞれ実施例２のものの作動を説明
する斜視図、第１２図は実施例３の要部を示す断
面図である。１……レンズ枠、２……中央連結片、６……中
心軸、７……鼻当片、１５……遠用当接部、１６
……近用当接部、１７……作動片、２０……球、
２３……くぼみ、２５……板ばね。 FIG. 1 is a perspective view showing the first embodiment of this invention, FIGS. 2 and 4 are perspective views showing the assembly process of the first embodiment, and FIG. 3 is the same as in FIG.
The sectional view, FIGS. 5 and 7 are back views showing the operation of the first embodiment, and FIG. 6 is the -
A cross-sectional view, Figure 8 is a cross-sectional view of Figure 7, and Figure 9 is a cross-sectional view of Figure 7.
The figure is an exploded perspective view of the second embodiment, FIGS. 10 and 11 are perspective views illustrating the operation of the second embodiment, and FIG. 12 is a sectional view showing the main parts of the third embodiment. DESCRIPTION OF SYMBOLS 1...Lens frame, 2...Central connecting piece, 6...Central axis, 7...Nose piece, 15...Distance contact part, 16
... Near contact part, 17 ... Actuation piece, 20 ... Ball,
23... recess, 25... leaf spring.

Claims

[Claims for Utility Model Registration] 1. Connecting the centers of a pair of left and right lens frames 1 into which multifocal lenses are fitted, respectively, with a central connecting piece 2, and turning the lens frames 1 inside each lens frame 1 in the left-right direction within a certain range. A pair of left and right nose pieces 7 are attached to each other by the center shaft 6 so that the tip of the actuating piece 17, which has a chevron-shaped tip, is attached to both nose pieces 7.
The central connecting piece 2 can be inserted into the interior of the part above the central axis 6 of the central connecting piece 2 to widen the interval between those parts, or move its tip part away to narrow the interval. A multifocal eyeglass frame in which an actuating piece 17 is arranged at the position. 2. Both nose pads 7 are formed into a shape in which the inner surface of the center portion is used as the distance abutment portion 15, and the portion below the distance abutment portion 15 is slightly curved toward the inner surface, and the curved portion is used as the distance abutment portion 15. The multifocal eyeglass frame according to claim 1, wherein the multifocal eyeglass frame has a contact portion 16. 3 A locking means for lightly locking both nose pieces 7 when the lower distance between the two nose pieces 7 is widened and narrowed is provided between the eyeglass frame and both nose pieces 7. The multifocal eyeglass frame according to claim 1 or claim 2, which is a multifocal eyeglass frame.