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Process for manufacturing roller bearings

  • US 3,188,719 A
  • Filed: 03/01/1963
  • Issued: 06/15/1965
  • Est. Priority Date: 03/01/1963
  • Status: Expired due to Term
First Claim
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1. A METHOD FOR ASSEMBLING ROLLER BEARINGS HAVING INNER AND OUTER RACES WITH A RETAINER HAVING ROLLER RECEIVING OPENINGS SEPARATED BY BARS WITH RETAINING LUGS COMPRISING MOUNTING OF A RACE AND A RETAINER IN GENERALLY CONCENTRIC RELATION ON A JIG, INCREMENTALLY MOVING THE RETAINER TO SUCCESSIVE POSITIONS, PLACING ROLLERS IN THE OPENINGS, MOVING A GROUND ELECTRODE INTO ENGAGEMENT WITH THE RETAINER AND A DEFORMING ELECTRODE INTO ENGAGEMENT WITH THE LUGS, PASSING OF CURRENT THROUGH THE GROUND ELECTRODE RETAINER AND LUGS TO HEAT THE ENGAGED LUGS TO A MALLEABLE CONDITION WITHOUT CAUSING SPARKING BETWEEN THE RETAINER AND THE ROLLERS, AND THEN FURTHER PRESSING THE DEFORMING ELECTRODE TO BEND THE ENGAGED MALLEABLE LUGS OVER AN ADJACENT ROLLER IN TO SPACED ROLLER RETAINING POSITION.

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