Gold tab lubrication
AssigneeInternational Business Machines Corporation
InventorsBoyd M. Fry, Pratap Singh, Joseph T. Spalik, Kerry D. Sweazea
Life of this patent
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Abstract
Apparatus and a method are disclosed for automatically applying uniform amounts of oily lubricant to electrical contact tabs on one or more edges on one or both sides of a printed circuit card, simultaneously, by conveying the card past one or more lubrication stations in wiping contact with free rolling rollers adapted for contacting a wick continuously supplied with lubricant.
Claims11
Apparatus for applying uniform amounts of liquid lubricant to electrical contact tabs located along at least an edge of a printed circuit card comprising:
- first free rolling lubricant applicator means;
- means for conveying said printed circuit card along a linear path at a predetermined, constant rate of speed in wiping contact past said lubricant applicator means;
- a supply of lubricant;
- and
- means, including at least one wicking member, connecting said lubricant supply to said applicator means.
A method of applying uniform amounts of liquid lubricant to planar electrical contacts located along a first edge of a printed circuit board comprising:
- providing a first station having a lintless applicator with a continuous supply of lubricant;
- and
- conveying said circuit board at a predetermined constant rate in a linear path past said applicator in wiping contact therewith.
Dependencies are inferred from the claim text.