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Workpiece attracting device

  • US 5,879,040 A
  • Filed: 12/03/1997
  • Issued: 03/09/1999
  • Est. Priority Date: 12/03/1996
  • Status: Expired due to Term
First Claim
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1. A workpiece attracting device for attracting a workpiece having a curved surface, comprising:

  • planar first and second housings securely coupled to each other by a plurality of fasteners, one of said first and second housings having a hole defined therein, said fasteners being spaced from and disposed outside of said hole; and

    a suction pad made of a synthetic resin material, said suction pad further comprising a flange sandwiched between said first and second housings and a bellows disposed in said hole defined in one of said first and second housings, said bellows being elastically deformable when said suction pad is brought into contact with the curved surface of the workpiece;

    one of said first and second housings having a suction passage for introducing a fluid under vacuum into said suction pad for attracting and holding the workpiece while said suction pad is being held against the curved surface.

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