Needle bar carrier
AssigneeStaedtler & Uhl
InventorJosef Egerer
Life of this patent
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Abstract
In a needle bar carrier with a needle bar comprising a plurality of needles anchored in a plastic bar, the needle bar being attachable to the needle bar carrier by form locking and for the purpose of achieving a very stable connection between the needle bar and the needle bar carrier along with a simple and defined release it is provided that the plastic bar is arrested in holes of the needle bar carrier by the plastic material of the plastic bar being thermally or chemically joined by solving or melting while forming a projection extending into or beyond the hole.
Claims1
A needle bar carrier with a needle bar, said needle bar comprising a plurality of needles anchored in a plastic bar, said needle bar carrier comprising a plurality of holes, said plastic bar being united by form locking to said needle bar carrier by having projections thereof extending at least partway into said holes,
- said needle bar carrier being substantially J-shaped in cross-section to define a retaining groove for said needle bar inside said J-shaped configuration, said retaining groove having a plurality of recesses, said plastic bar having a plurality of locking shoulder corresponding with and being retained within said plurality of recesses.
Dependencies are inferred from the claim text.