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US 2007/0175022 A1Published application
Vacuum fixture
AssigneeHon Hai Precision Industry Co., Ltd.
InventorKeng-Ming Chang
Life of this patent
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Abstract
A vacuum fixture (100) for holding workpieces includes a case (10) formed with a hollow chamber (15), a plurality of suction cups (30) disposed on the case and a control valve (20). Each of the suction cups has an air aperture (33) in communication with the hollow chamber, and each of the suction cups serves to absorb a workpiece. The control valve serves to maintain and/or re-pressurize a vacuum in the hollow chamber.
Claims9
A vacuum fixture for holding workpieces during a vacuum deposition process, comprising:
- a case forming a hollow chamber therein;
- a plurality of suction cups disposed on the case for absorbing workpieces, each of the suction cups having an air aperture being in communication with the hollow chamber, wherein the air aperture is closed by a corresponding workpiece when the workpiece is placed thereon;
- and
- a control valve configured for maintaining and/or re-pressurizing a vacuum in the hollow chamber.
1 more element
Dependencies are inferred from the claim text.