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  • US 3,268,851 A
  • Filed: 03/05/1964
  • Issued: 08/23/1966
  • Est. Priority Date: 03/05/1964
  • Status: Expired due to Term
First Claim
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3. A SWITCH CONTACT TERMINAL ADAPTED TO BE MOUNTED IN A HOLE IN A CIRCUIT BOARD, SAID TERMINAL INCLUDING A TUBULAR SUPPORTING PLUG ON ONE END FOR INSERTION IN SUCH HOLE AND INTEGRAL CONTACT AT THE OTHER END, SAID PLUG COMPRISING A ROLLER UP SHEET METAL BLANK FORMING A TUBULAR PORTION, SAID PLUG WHEN POSITIONED IN THE CIRCIUT BOARD HOLE BEING ADAPTED TO FORM A PART OF A SOLDER SYSTEM WHICH INCLUDES A CIRCUIT ELEMENT ON SAID BOARD, AND A CORE OF HEAT RESISTANT MATERIAL TIGHTLY FITTED IN SAID HOLLOW TUBULAR PORTION SO AS TO PREVENT WICKING OF THE SOLDER THROUGH SAID TUBULAR PORTION WHEN IT AN THE BOARD ARE SOLDER-DIPPED, SAID HOLLOW TUBULAR PORTION TERMINATING AT ITS LEAD END IN A FRUSTO-CONICAL PORTION AND HAVING AN INWARDLY EXTENDING TAB AT ITS OTHER END, SAID CORE BEING CONFINED WITH SAID PLUG BETWEEN SAID FRUSTOCONICAL PORTION AND SAID TAB.

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