发明授权
US08322696B2 Multi-seal vacuum hold down 有权
多密封真空按压

  • 专利标题: Multi-seal vacuum hold down
  • 专利标题(中): 多密封真空按压
  • 申请号: US12715350
    申请日: 2010-03-01
  • 公开(公告)号: US08322696B2
    公开(公告)日: 2012-12-04
  • 发明人: Michael McClaran
  • 申请人: Michael McClaran
  • 代理商 Kenneth L. Green
  • 主分类号: B25B11/00
  • IPC分类号: B25B11/00
Multi-seal vacuum hold down
摘要:
A three piece vacuum cup is made from rubber to resist damage and facilitates reconfiguring when badly damaged or for specific applications. The vacuum cup includes top, center, and bottom parts. The top is easily and inexpensively replaceable. A flexible lip seal surrounds the top edge of the top to seal against irregular surfaces and damage to the lip seal may be addressed by inserting a cord seal into slots in the top to form a second seal. Part of the top may be cut away to use with small parts and sealed using the cord seal. The center includes a family of passages which may be selectively blocked to permit use of partial tops. A bar pattern on the top has bars aligned in perpendicular directions to better hold material in all cutting directions.
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