Invention Grant
- Patent Title: Print hammer control means for pivotally mounted-type members
- Patent Title (中): 打印HAMMER控制方式,用于安装型安装型会员
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Application No.: US3640217DApplication Date: 1969-12-22
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Publication No.: US3640217APublication Date: 1972-02-08
- Inventor: DREJZA JOHN E
- Applicant: IBM
- Assignee: Ibm
- Current Assignee: Ibm
- Priority: US88720369 1969-12-22; US88495369 1969-12-15
- Main IPC: B41J1/20
- IPC: B41J1/20 ; B41J9/10 ; E21B7/00 ; E21B10/18 ; B41J9/14 ; B41J9/28
Abstract:
A printer has a plurality of print hammers which impact pivotaltype levers carried by type carriers moving along a track adjacent the print line. Cam surfaces on the body of the carrier cooperate with portions of the print hammer to prevent interference between the print hammer and an adjacent type lever when printing.
Information query
IPC分类: