| 摘要 |
<p>1,132,009. Bearings. AUTOMOBILES M. BERLIET and HYDROMECANIQUE ET FROTTEMENT. 17 Nov., 1965 [12 April, 1965], No. 48842/65. Addition to 1,058,031. Heading F2A. In a modification of the assembly of the parent Specification No. 1,058,031, the bearing area of one of the elements is cold hardened by knurling or peening which produces flutings inclined to the direction of relative rotation, this hardening being performed before the introduction of nitrogen or nitrogen and sulphur.</p> |
