| 摘要 |
PCT No. PCT/EP91/01637 Sec. 371 Date Mar. 1, 1993 Sec. 102(e) Date Mar. 1, 1993 PCT Filed Aug. 29, 1991 PCT Pub. No. WO92/05398 PCT Pub. Date Apr. 2, 1992.An apparatus for checking the surface condition of rollers for bearings, in particular barrel rollers, in which the pieces are conveyed and lined up in a row towards a checking station. In order to ensure the correct positioning of each piece during the checking operations, a compression force is applied to a section of the row, and in particular a thrust and a resisting action are applied at the ends of the section, urging the pieces of the section against one another in the course of their translation along a feed direction. Checking operations, for example through eddy current rotating heads, are carried out on pieces of the section.
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