Weft carrying grippers for weaving looms and in guiding means thereof
AssigneePromatech S.P.A.
InventorsMassimo Arrigoni, Francesco Alghisi
Life of this patent
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Abstract
Weft carrying grippers (1, 2), of the type wherein the grippers are made of metal and are driven in their back-and-forth movements through the shed by carbon-fibre and/or polyester straps exclusively guided from outside the shed are both characterised by a metal shoe (3, 4) integrated in the gripper and projecting from the bottom thereof, near the tip, to which it is radiussed and in that the shoe (3, 4) has a large central recess (7, 8), designed to host the ends (12, 13) of the driving strap (10, 11), which is narrower than the rest of the strap and thinner than the recess (7, 8) of the shoe.
Claims10
Pair of weft carrying grippers for weaving looms, the grippers made of metal and driven in their back-and-forth movement through the shed by carbon-fibre and/or polyester straps, guided exclusively outside the shed, wherein each of said grippers (1, 2) is provided with a metal shoe (3, 4) integrated in said gripper and projecting from the bottom thereof near the tip, to which it is smoothly tapered, and said shoe (3, 4) is provided with a large central recess (7, 8) provided to host the end (12, 13) of the driving strap (10, 11) which end is narrower than the rest of the strap and thinner than the shoe recess (7, 8).
A weft gripper for weaving looms, made of metal and driven in a back-and-forth movement through a shed by one of a carbon-fibre driving strap and a polyester driving strap guided exclusively outside the shed,
- wherein said gripper is provided with a metal shoe (3, 4) integrated in said gripper (1, 2) and projecting from the bottom thereof and smoothly tapered towards the tip thereof, and
- said shoe (3, 4) is provided with a large central recess (7, 8) provided to host the end (12, 13) of the driving strap (10, 11), which end is narrower than the rest of the strap and thinner than the shoe recess (7, 8).
Dependencies are inferred from the claim text.