LINE PRINTER HAMMER BANK

PROBLEM TO BE SOLVED: To provide a hammer bank which facilitates production and service, reduces costs and combines efficiency and reliability.SOLUTION: A hammer bank for line printers includes a back surface plate 102 and a plurality of long and narrow pole parts extending forward from the front surface of the back surface plate. Each pole part has an electric coil 108 arranged around it. A permanent magnet 110 has a back surface bound to the front surface of the back surface plate. A shunt fret demarcating a plurality of long and narrow shunts 116 extending downward has a back surface bound to the font surface of the permanent magnet. A hammer fret 120 demarcating a plurality of long and narrow hammers 122 extending upward has a back surface bound to the front surface of the back surface plate. Each hammer is palmate between a pair of adjacent shunts. Each hammer includes a long and narrow spring part having a hammer head arranged in its upper end, and each hammer head has a print tip protruding forward from it.