| 摘要 |
<p>Control device for the continuous and relative angular motion of articulated parts, applicable preferentially to the control and adjustment of the reclinability of vehicle-seats, said device consisting essentially of a drive gear (1) which can be integral or partial, and a pinion (2) with a front thread, applied respectively to the articulated parts or arms (3, 4) of the unit or mechanism, for which it is intended, the drive gear (1) being provided with a peripherical ring or only an annular sector of helicoidal cogs (6), as well as being blocked by any device for locking, from the corresponding articulated arm (3), while the pinion (2) is supplied with a salient spiral thread (12) which constitutes the front thread, and kept applied with the spirals fitting into each other on only one side, which is to say: according to a single radial alignment of the thread, and said pinion (2) is, in its turns, applied to the other arm (4) of the articulated pair, and furthermore equipped with an external gauntlet (14) which is joined together with it, or any other means of control for its motion. </p> |
