Printing head for an impact printer

Details Printing head for an impact printer Printing head for an impact printer

1988-05-16

1989-07-04

Burr, Edgar S.

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

101 9304, 101 9348, 4001572, B41J 302, B41J 310, B41J 936, H01F 704

Patent

active

048446343

ABSTRACT:
A spring-charge type printing head has an elongatable support including a piezoelectric element provided between an attracting permanent magnet and a hammer-fixing portion. Accordingly, the printing head can be operated at a high speed and require less power than a conventional device.

REFERENCES:
patent: 3090297 (1963-05-01), Wilkins et al.
patent: 3828908 (1974-08-01), Schneider
patent: 4244658 (1981-01-01), Mori
patent: 4393771 (1983-07-01), Tatsumi
patent: 4593658 (1986-06-01), Moloney
IBM Technical Disclosure Bulletin, "No-Work-Type Actuator With Laminated PZT Beam Spring", by Lane et al., vol. 27, No. 2, Jul. 1984, pp. 1105-1108.

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