There are numerous possibilities in designing tufted carpets.
Carpet needle meaning.
The online etymology dictionary states that the term carpet was first used in english in the late 13th century with the meaning coarse cloth and by the mid 14th century tablecloth or bedspread.
The needles push yarn through a primary backing fabric where a loop holds the yarn in place to form a tuft as the needle is removed.
The term carpet comes from old french carpite one derivation of the term states that the french term came from the old italian carpita from the verb carpire meaning to pluck.
A second backing is then adhered glued to the primary backing to give the carpet strength and stability.
A carpet tufting machine looks like a big sewing machine and the needles have to punch through something which is the primary back.
Tapestry needle definition is a short needle with a long eye and a blunt point.