| 摘要 |
PCT No. PCT/FR94/01118 Sec. 371 Date Jul. 24, 1995 Sec. 102(e) Date Jul. 24, 1995 PCT Filed Sep. 26, 1994 PCT Pub. No. WO95/08475 PCT Pub. Date Mar. 30, 1995An apparatus for forming, for their packing, lots of products fed by a conveyor and arranged in adjoining rows. The apparatus comprises a transfer chain or belt (1) stretched between two drive wheels (11, 12) having vertical axes (111, 121) and provided with uniformly spaced drive means (13), each intended to hold one carriage (2) comprising a movable holding and separating means (22) intended to form a lot (31) of products (3), one of the strands (10) of said chain (1) having two offsets (14, 15), the first of which (14), located at a short distance behind the feed wheel (12) for the carriages (2), makes it possible to disconnect them from the chain (1), while a roller (242) which is firmly attached to said carriage (2) engages in the groove (51) of a variable pitch screw (5) the axis of which is parallel to the straight line connecting the two points of offset (14, 15) and the length of which is approximately equal to the distance between said two points of offset (14, 15).
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