| 摘要 |
A clamp (2, 2') for a duplicating machine for bitted and double-bitted keys provided with a collar (16) on the shank (14), with jaws (10, 10') for clamping said key (6, 6'), said clamp comprising a locator element (26) of adjustable position such that, when a key (6, 6') is clamped between said jaws (10, 10'), the collar (16) of said key (6, 6') rests against said locator element (26), characterised in that said locator element (26) comprises a portion (24) which can be withdrawn from said clamp in a manner parallel to the axis of the shank (14) of the key (6, 6') when clamped between the jaws (10, 10') of said clamp, and a locator bar (34) extending in a direction substantially perpendicular to said withdrawable portion (24) and interacting with said collar (16), and in that said withdrawable portion (24) of the locator element (26) is provided with a plurality of notches (28) spaced apart in the withdrawal direction and selectively snap-engagable by an elastic engagement element (30, 32) with which said clamp (2, 2') is provided. |
