Wire dot printer head with armature guides

Details Wire dot printer head with armature guides Wire dot printer head with armature guides

1989-02-23

1991-04-30

Wiecking, David A.

Typewriting machines

Typing by other than type-face or type-die

Character formation by impact

101 9305, B41J 2275

Patent

active

050113070

ABSTRACT:
A head for a wire dot printer wherein the distance between each pair of adjacent armatures in a circumferential direction of a housing can be minimized to allow reduction in size of the head. The head includes a plurality of armatures each of which has a laterally extending tab formed on one side and a recess formed on the other side of of an outer end portion thereof. A guide member is located between each two adjacent ones of the armatures and has a recess and a tab formed on opposite sides of an outer end portion thereof. The recess and the tab of the guide member fit with the tab of one of the adjacent armatures and the recess of the other adjacent armatures, respectively.

REFERENCES:
patent: 4230412 (1980-10-01), Hebert
patent: 4260270 (1981-04-01), Cavallari
patent: 4338585 (1982-07-01), Volke
patent: 4453840 (1984-06-01), Hodne
patent: 4511269 (1985-04-01), Takahashi et al.
patent: 4513496 (1985-04-01), Wang
patent: 4618276 (1986-10-01), Blomquist et al.
patent: 4723854 (1988-02-01), Sakaida et al.
patent: 4768892 (1988-09-01), Brown et al.

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