Needle and pin making – Needle making – Processes
Patent
1986-07-25
1987-07-21
Rosenbaum, Mark
Needle and pin making
Needle making
Processes
B21G 106
Patent
active
046811508
ABSTRACT:
Elongate grooves are provided along both or one side of the shank of a knitting needle. The elongate groove is parallel with the back edge and is positioned between the back and front edges of the shank of the needle. The elongate grooves reduce the weight of the needle without substantially reducing the vertical rigidity of the shank of the needle and function to reduce the transmission of impact shock from the needle butt to the hook. The grooves also provide a passageway extending longitudinally along the needle shank to provide for improved retention and distribution of lubricant along the needle shank.
REFERENCES:
patent: 4452053 (1984-06-01), Egbers et al.
Fukuhara Needle Company, Ltd.
Rosenbaum Mark
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