会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 28. 发明授权
    • Methods for producing armored metal tools
    • 生产装甲金属工具的方法
    • US3598554A
    • 1971-08-10
    • US3598554D
    • 1968-02-08
    • REMINGTON ARMS CO INC
    • DAWSON CHESTER HCATLIN ROBERT TSWAIN ROBERT OTURTON ROBERT J
    • B24D18/00B24D15/02
    • B24D18/00B24D18/009
    • METHODS FOR PRODUCING ARMORED METAL TOOLS CONSISTING OF A TOOL STRUCTURE COMPOSED OF A BASE METAL HAVING OVER AT LEAST A SURFACE PORTION THEREOF, A HARD WEARING, DUCTILE, AND ADHERENT, ABRASIVE COATING, AND ACCORDING TO WHICH SAID SURFACE PORTION OF SAID BASE METAL IS COATED WITH A PASTE FLUX ADHESIVE AND WITH PARTICLES OF A POWDERED MATRIX METAL, APPLIED SEPARATELY AND SEQUENTIALLY OR IN ADMIXTURE, AND TO WHICH COATING IS APPLIED AN OVERCOATING OF ABRASIVE PARTICLES OF A HARD, HIGH MELTING, DIAMOND SUBSTITUTE MATERIAL, SUCH AS TUNGSTEN CARBIDE PARTICLES AND THE LIKE, THE SO COATED PORTION OF THE TOOL, OR ALTERNATIVELY THE ENTIRE TOOL, BEING THEN HEATED TO TEMPERATURE SUFFICIENTLY HIGH TO FUSION BOND SAID MATRIX METAL PARTICLES TO ONE ANOTHER AND TO SAID BASE METAL AND INTO A MATRIX METAL LAYER EMBEDDING SAID ABRASIVE PARTICLES THEREIN, THE HEATED TOOL PORTION OR TOOL BEING THEN RAPIDLY COOLED TO AMBIENT TEMPERATURE PERMANENTLY TO BOND SAID MATRIX METAL LAYER TO SAID BASE METAL AND PERMANENTLY TO EMBED SAID ABRASIVE PARTICLES IN SAID MATRIX METAL LAYER, THE THICKNESS OF SAID MATRIX METAL LAYER BEING SO CONTROLLED IN RELATION TO THE PARTICLE SIZE OF SAID ABRASIVE PARTICLES, AS ONLY PARTIALLY TO EMBED SAID ABRASIVE PARTICLES THEREIN, WHEREBY SAID ABRASIVE PARTICLES PROJECT FROM SAID LAYER TO FORM A MYRIAD OF SHARP CUTTING EDGES. THE BASE METAL MAY COMPRISSE A HEAT TREATABLE, FERRITIC STEEL OR ALLOY STEEL, WHICH HARDENED BY THE HEATING AND COOLING CYCLE AFORESAID AND WHICH MAY BE THEREAFTER TEMPERED TO A DESIRED DEGREE OF HARDNESS AND DUCITILITY.