Typewriter

阅读:306发布:2021-10-14

专利汇可以提供Typewriter专利检索,专利查询,专利分析的服务。并且PURPOSE: To obtain a device having a reduced number of component parts and a high reliability by a method wherein a common interposer is provided for key levers coinciding in their driving operations of a head in a typewriter in which the head arranged with a multitude of types around a spherical outer peripheral surface thereof is operated.
CONSTITUTION: When a key lever 5 is operated, a pivot selecting lever 12 and an inclination selecting lever 14 are pivoted into arrow sign directions and respective one piece of the first and second interposers 17, 25 corresponding to those levers are pivoted to rotate a main rotary shaft 39. Thereby, driven projected portions 17g, 25g of the interposers 17, 25 are engaged with cam surfaces 23a, 29a of a driving member and are transported to operating positions, then, are latched to a latching plate 21. Subsequently, pushing operating pieces 10a, 11b are released by a release cam 42. Thereby, a repeat printing may be prevented. Subsequently, after a pivotting amount and an inclined amount of a type head 2 are selected, printing is effected and preclusion of pivoting of the interposers 17, 25 are released further to finish and stop one revolution of the main rotary shaft 39.
COPYRIGHT: (C)1981,JPO&Japio,下面是Typewriter专利的具体信息内容。

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