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US 4,057,083 AGranted
Double-layer weaving loom
AssigneeSociete Alsacienne de Constructions Mecaniques de Mulhouse
InventorsYves Juillard, Victor Riner
Life of this patent
Estimating the term…
Abstract
In a shuttleless weaving loom of the double layer type, the position of the heald eyes and the relative displacement of the harness shafts which carry the eyes are such that, in the bottom position of the lower layers, the center-lines of the segments of the two layers, which are located between the rearmost position of the weaving loom and its intermediate position corresponding to the beginning of introduction of the weft threads into the sheds, both pass substantially through the pivotal axis of the reed.
Claims5
A multiple shuttleless loom comprising:
- a breast beam, double shed forming means having healds with warp thread guiding eyes vertically, alternately-movable between lowermost and uppermost positions to form two sheds, each with a lower layer and an aupper layer, a sley pivotallymounted for rocking movement on a transverse horizontal axis, a reed secured to said sley for corresponding rocking movement together therewith between an extreme rear position and an extreme fore position through an intermediate position, reciprocating weft thread inserting needles supported by said sley for inserting weft thread into said sheds, said needles beginning entry into the sheds upon said reed passing through said intermediate position during the rearward movement thereof, said lower layers having segments located between said extreme rear position and said intermediate position of said reed, said loom being characterized in that said lowermost positions of said heald eyes are so located with respect to said breast beam that center-lines normal to said segments of said lower layers pass substantailly through said pivotal axis of said sley.
Dependencies are inferred from the claim text.