METHOD OF MANUFACTURING OF BUSHES FROM PRESSED LUMBER

FIELD: construction. ^ SUBSTANCE: three workpieces in the form of a rhombus in a longitudinal section are connected together by vertexes with corners 120° with formation of a hexagon prism, preliminary having put glue on adjoining surfaces, are placed in a restrictive contour, are dried and machined...

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Bibliographische Detailangaben
Hauptverfasser: POPOVA LJUDMILA FEDOROVNA, MIL'TSIN ALEKSANDR NIKOLAEVICH, GOLOVORJAN RUBIK AMBARTSUMOVICH, SMOL'JAKOV IVAN ALEKSEEVICH
Format: Patent
Sprache:eng ; rus
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Beschreibung
Zusammenfassung:FIELD: construction. ^ SUBSTANCE: three workpieces in the form of a rhombus in a longitudinal section are connected together by vertexes with corners 120° with formation of a hexagon prism, preliminary having put glue on adjoining surfaces, are placed in a restrictive contour, are dried and machined with manufacturing of the bush with demanded sizes. The rhombus party is accepted from a condition z=h/cos30°=h/0.866, where h - strip height equal to the sum of exterior radius of the bush and a diametrical upper allowance on a tightness, shrinkage and a final treatment. ^ EFFECT: invention solves a problem of decrease in power inputs and labour input reduction at manufacturing of bushes from the pressed lumber. ^ 2 dwg