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US3063100A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for making resistors

Assignee: Individual
•
Filing: 1959-09-21
•
Granted: 1962-11-13
•
Expires: 1979-09-21
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Abstract

No abstract record available.

Inventors

  • 👤 Wilbur M Kohring

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 05:21
CPC Classifications
B; B29; B29C; B29C63/00; B29C63/18; C; C08; C08K; C08K3/00; C08K3/34; C08K3/36; H; H01; H01C; H01C1/00; H01C1/02; H01C1/032; Y; Y10; Y10S; Y10S264/00; Y10S264/71

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 288 words
THE PROCESS OF PROVIDING A PROTECTIVE COATING AND A TUBULAR SHIELD ON A RESISTOR ELEMENT COMPRISING THE STEPS OF, PROVIDING A PHENYL-METHYL-SILICONE RESIN, SPRAYING SAID SILICONE RESIN ON SAID RESISTOR ELEMENT TO PROVIDE A COATING THEREON, AIR SETTING SAID RESISTOR ELEMENT WITH SAID SILICONE RESIN COATING THEREON FOR ONE-HALF HOUR, THEN BAKING SAID RESISTOR ELEMENT WITH SAID COATING THEREON AT APPROXIMATELY 400*F. FOR ABOUT ONE-HALF HOUR PROVIDE A SEMICURED COATING, CONSTRUCTING A SILICON RUBBER TUBING COMPRISING THE STEPS OF, PROVIDING 100 GRAMS OF DIMETHYL SILICONE RUBBER GUM, PROVIDING 70 GRASMS OF AMORPHOUS DIATOMACCEOUS SILICA FILLER, MILLING SAID AMOUNT OF SAID SILICONE GUM WITH SAID AMOUNT OF SILICA FILLER TO OBTAIN A SILICONE-FILLER MIXTURE, AIR SETTING SAID SILICONE-FILLER MIXTURE FOR ABOUT 24 HOURS, PROVIDING 14.6 GRAMS OF HYDRATED SILICA AND MILLING SAID AMOUNT OF HYDRATED SILICA WITH SAID SILICON-FILLER MIXTURE, PROVIDING 5.3 GRAMS OF BENZOYLTED PEROXIDE POWDER AND MILLING SAID AMOUNT OF BENZOYL PEROXIDE WITH SAID SILICONE-FILLER MIXTURE CONTAINING SAID HYDRATED SILICA TO OBTAIN A SUITABLE MASS, ALLOWING SAID SUITABLE MASS TO SET FOR ABOUT 24 HOURS, EXTRUDING SAID SUITABLE MASS INTO A HALLOW TUBE HAVING AN INTERNAL DIAMETER OF THE HALLOW TUBE SLIGHTLY LESS THAN THE OUTSIDE DIAMETER OF THE RESISTOR ELEMENT, CUTTING SAID HALLOW TUBE INTO SECTIONS APPROXIMATELY THE LENGTH OF SAID RESISTOR ELEMENT, PROVIDING A TOLUOL, DIPPING ONE END OF A SECTION OF SAID TUBE INTO SAID TOLUOL TO STRETCH THE DIAMETER OF SAID END OF SAID TUBE SECTION TO FIT OVER SAID RESISTOR ELEMENT, SLIDING SAID TUBE SECTION OVER SAID RESISTOR ELEMENT AND THE COATING THEREON,, ALLOWING THE TUBE SECTION TO DRY SO THAT SAID TUBE SECTION WILL SHRINK AND BOND ITSELF TIGHTLY TO SAID COATING AND THEREBY PROVIDE PROTECTIVE SHIELD FOR SAID RESISTOR ELEMENT.
Claim 2
Dependent Claim 288 words
THE PROCESS OF PROVIDING A PROTECTIVE COATING AND A TUBULAR SHIELD ON A RESISTOR ELEMENT COMPRISING THE STEPS OF, PROVIDING A PHENYL-METHYL-SILICONE RESIN, SPRAYING SAID SILICONE RESIN ON SAID RESISTOR ELEMENT TO PROVIDE A COATING THEREON, AIR SETTING SAID RESISTOR ELEMENT WITH SAID SILICONE RESIN COATING THEREON FOR ONE-HALF HOUR, THEN BAKING SAID RESISTOR ELEMENT WITH SAID COATING THEREON AT APPROXIMATELY 400*F. FOR ABOUT ONE-HALF HOUR PROVIDE A SEMICURED COATING, CONSTRUCTING A SILICON RUBBER TUBING COMPRISING THE STEPS OF, PROVIDING 100 GRAMS OF DIMETHYL SILICONE RUBBER GUM, PROVIDING 70 GRASMS OF AMORPHOUS DIATOMACCEOUS SILICA FILLER, MILLING SAID AMOUNT OF SAID SILICONE GUM WITH SAID AMOUNT OF SILICA FILLER TO OBTAIN A SILICONE-FILLER MIXTURE, AIR SETTING SAID SILICONE-FILLER MIXTURE FOR ABOUT 24 HOURS, PROVIDING 14.6 GRAMS OF HYDRATED SILICA AND MILLING SAID AMOUNT OF HYDRATED SILICA WITH SAID SILICON-FILLER MIXTURE, PROVIDING 5.3 GRAMS OF BENZOYLTED PEROXIDE POWDER AND MILLING SAID AMOUNT OF BENZOYL PEROXIDE WITH SAID SILICONE-FILLER MIXTURE CONTAINING SAID HYDRATED SILICA TO OBTAIN A SUITABLE MASS, ALLOWING SAID SUITABLE MASS TO SET FOR ABOUT 24 HOURS, EXTRUDING SAID SUITABLE MASS INTO A HALLOW TUBE HAVING AN INTERNAL DIAMETER OF THE HALLOW TUBE SLIGHTLY LESS THAN THE OUTSIDE DIAMETER OF THE RESISTOR ELEMENT, CUTTING SAID HALLOW TUBE INTO SECTIONS APPROXIMATELY THE LENGTH OF SAID RESISTOR ELEMENT, PROVIDING A TOLUOL, DIPPING ONE END OF A SECTION OF SAID TUBE INTO SAID TOLUOL TO STRETCH THE DIAMETER OF SAID END OF SAID TUBE SECTION TO FIT OVER SAID RESISTOR ELEMENT, SLIDING SAID TUBE SECTION OVER SAID RESISTOR ELEMENT AND THE COATING THEREON,, ALLOWING THE TUBE SECTION TO DRY SO THAT SAID TUBE SECTION WILL SHRINK AND BOND ITSELF TIGHTLY TO SAID COATING AND THEREBY PROVIDE PROTECTIVE SHIELD FOR SAID RESISTOR ELEMENT.

References Cited (Backward Citations)

GB584549A Cited
US2460795A Cited
US2660653A Cited
US2742551A Cited
US2744988A Cited
US2634352A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-11-12 1966-05-14 1966-11-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-11-12 1970-05-14 1970-11-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-11-12 1974-05-14 1974-11-13 $7700.00 Window Closed / Lapsed

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