| 摘要 |
PCT No. PCT/EP96/02259 Sec. 371 Date Nov. 5, 1997 Sec. 102(e) Date Nov. 5, 1997 PCT Filed May 28, 1996 PCT Pub. No. WO96/37801 PCT Pub. Date Nov. 28, 1996An earpiece for eyeglasses is characterized by an earpiece body (1) having an eyelet (2) at its end and a threaded section (6) on which is screwed a sleeve (10) containing an elastic mechanism (9) suitable for pushing a cursor (8) against the eyelet (2) so that the distance between the sleeve edge (10a) and the cursor body (8c) can be adjusted. |
