Electric lamp having lead-throughs clamped and welded to lamp cap contacts

An electric lamp having a light source disposed in a light transmissive envelope, conductive lead-throughs extending from said light source through the envelope to the exterior, and a lamp base having a pair of contact terminals connected to the lead-throughs by clamping between two clamping portion...

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Bibliographische Detailangaben
Hauptverfasser: DAYTON, DAVID R
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An electric lamp having a light source disposed in a light transmissive envelope, conductive lead-throughs extending from said light source through the envelope to the exterior, and a lamp base having a pair of contact terminals connected to the lead-throughs by clamping between two clamping portions of the terminals and welding of the clamping portions at two opposing surfaces of the lead-through. The terminals have a plating with a melting point low enough such that the plating forms a brazed joint with the lead-through when a welding current from a resistance welder is passed through the clamping portions and the respective lead-through.