发明公开
EP0246206A2 Nail-feeding device 失效
喂指甲装置

  • 专利标题: Nail-feeding device
  • 专利标题(中): 喂指甲装置
  • 申请号: EP87850101.4
    申请日: 1987-03-25
  • 公开(公告)号: EP0246206A2
    公开(公告)日: 1987-11-19
  • 发明人: Sjögren, Börje
  • 申请人: NORDISK KARTRO AB
  • 申请人地址: Box 124 S-12322 Farsta SE
  • 专利权人: NORDISK KARTRO AB
  • 当前专利权人: NORDISK KARTRO AB
  • 当前专利权人地址: Box 124 S-12322 Farsta SE
  • 代理机构: Hammar, Ernst
  • 优先权: SE8601900 19860424
  • 主分类号: B25C1/00
  • IPC分类号: B25C1/00
Nail-feeding device
摘要:
The invention relates to an arrangement for advancing a continuous strip of mutually integrated nails to the nail driving section (5) of a nail driving apparatus provided with a safety-catch device (24) and a nail strip magazine, and to hold the nail strip in the nail driving section. Single nails are stripped from the nail strip in the nail driving section by means of percussion and driven, in con­junction therewith, into the workpiece to be nailed. The magazine (6) incorporates a nail strip accommodating strip guide path (7) which adjoins the nail driving section (5) and in which the nail strip is held biassed towards a nail driving location in the nail driving section (5) by strip feed means (17, 18) located adjacent the strip guide path and engaging the nail strip located therein. The nail driving location is constructed in a manner to prevent a lone, unattached nail from twisting or turning therein. For the purpose of positioning the foremost nail in the nail strip in an exact position in the nail driving loca­tion (this foremost nail being the next in line for sepa­ration/driving into the workpiece) there is provided a rotatable nail positioning element (35) which is journal­led for rotation and sideways movement in the nail driving section (5) and which is capable of being brought into engagement with the nail strip. The safety-catch device (24) is movable relative to the nail driving section and is held in a forward safety position by means of a coil spring. The safety device presents a latching surface (31) in the region of the positioning element (35), and arran­ged between the latching surface and the nail positioning element is a movable latching element (38). As the safety-­catch device (24) is retracted (to its nail firing mode) the latching surface (31) is urged against the spherical latching element (38), which in turn moves the nail posi­tioning element (35) into position-fixing latching engage­ment with the nail strip, in a region thereof immediately behind the foremost nail located in the nail driving loca­tion.
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