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    • 12. 发明专利
    • Recording apparatus
    • 录音设备
    • JPS61121974A
    • 1986-06-09
    • JP24404984
    • 1984-11-19
    • Canon Inc
    • KIYOHARA TAKEHIKO
    • B41J13/02B41J13/048
    • B41J13/048
    • PURPOSE:To make it possible to concentrate the handling operation of paper, in a printer, by performing the pressure contact and release of a press roller and the setting of paper by the operation of one release lever. CONSTITUTION:When a release lever 10 is present at a neutral position or a B-direction revolving position, the flat surface of a cam cross-section bar 13 is directed upwardly and a shaking arm 21 allows a press roller 2 to contact with a paper feed roller 1 under pressure by a pressure contact spring 23. At an A-direction revolving position, the shaking arm 21 is revolved to the left by the cam cross-section bar 13 to allow the press roller 2 to be spaced apart from the paper feed roller 1. When the release lever 10 is present at the B- direction revolving position and the projection 9 thereof is impinged to a leaf spring 26, a paper setting initiating switch 25 is turned ON and the paper inserted in the pressure contact part of the paper feed roller 1 and the press roller 2 is fed to a recording start position. By this method, the handling operation of the paper can be concentrated.
    • 目的:为了通过执行压力辊的压力接触和释放以及通过一个释放杆的操作来设置纸张,可以将纸张的处理操作集中在打印机中。 构成:当释放杆10存在于中立位置或B方向旋转位置时,凸轮横截面杆13的平坦表面被向上指向并且摇臂21允许压辊2与纸张接触 进给辊1由压力接触弹簧23施加压力。在A方向旋转位置,摇臂21由凸轮横截面杆13向左旋转,以使压辊2与纸张间隔开 进给辊1.当释放杆10存在于B方向旋转位置并且其突起9撞击到板簧26时,纸张设定启动开关25被打开,并且纸插入到压力接触部分 供纸辊1和压辊2被送到记录开始位置。 通过这种方法,可以集中纸张的处理操作。
    • 14. 发明专利
    • PAPER FEEDER FOR PRINTER
    • JPS6027574A
    • 1985-02-12
    • JP13662083
    • 1983-07-26
    • TOKYO ELECTRIC CO LTD
    • OZAWA YASUHIKO
    • B41J13/02B41J13/048
    • PURPOSE:To adjust the pressure of pinch rollers in accordance with the thickness of a paper or the number of sheets of paper and securely feed the paper, by varying the force of coil springs through changing a stationary position of a support. CONSTITUTION:Both ends of the coil springs 8 are connected respectively to a bar 7, which is the support slidably held in slots 6, and pinch roller arms 5. When an operating lever 9 is turned, the bar 7 and an eccentric cam 11 are rotated as one body. The eccentric cam 11 is engaged to a pin 12 through one of recessed parts 13 thereof while receiving the forces of the coil springs 8. In this case, as the cam 11 is engaged to the pin 12 through the recess 13 for which the radial distance from the center of rotation of the cam 11 is larger, the force of the springs 8 is set to be stronger. Therefore, the pressure exerted on a feeding roller 2 by the pinch rollers 4 can be freely adjusted in accordance with the thickness of a paper or the number of sheets of paper. Accordingly, a thinner paper can be fed under a weak pressure, thereby preventing the paper from being wrinkled, and a thicker paper can be securely fed under a strong pressure.
    • 16. 发明公开
    • Paper feed roll assembly for a typewriter or printer
    • 打字机或打印机的进纸辊组件
    • EP0082296A2
    • 1983-06-29
    • EP82110441.1
    • 1982-11-12
    • International Business Machines Corporation
    • Shakib, Iraj DavidYosmali, Krikor
    • B41J13/048B41J13/036B41J13/16
    • B41J13/16B41J13/036B41J13/048
    • A paper feed roll assembly for a printer or typewriter having a platen is described. The assembly is fabricated in such a way as to allow simple insertion into the printer or typewriter and the retention of the assembly in a proper position within the typewriter by the engagement of hooks (50) appended to the paper deflector (42, 54) with a paper release bail. Movement of paper release bail (14. 18) will compress a spring (28) which engages roll axle supports (20) and fixed rail (10), allowing the paper deflector (42, 54) and feed rolls (38) to with withdrawn from the periphery of the platen. The device allows automated assembly of the paper feed roll assembly into a machine and, in addition, provides complete self-alignment capability for the rolls (38) with respect to the periphery of the platen.
    • 描述了具有台板的打印机或打字机的进纸辊组件。 该组件的制造方式允许简单地插入到打印机或打字机中,并且通过使附接到纸偏转器(42,45)上的钩(50)与在打字机内的适当位置 纸张放行保释金。 纸张释放吊环(14,18)的移动将压缩接合辊轴支撑件(20)和固定导轨(10)的弹簧(28),允许纸偏转器(42,45)和进给辊(38) 来自台板的外围。 该装置允许供纸辊组件自动组装到机器中,并且另外为辊(38)提供了相对于压板周边的完全自对准能力。