发明名称 FLOOR SUPPORTING FRAMEWORK
摘要 A floor supporting framework particularily for use in factories, pig houses and such buildings. The floor supporting frame has a rectangular peripheral frame, a number of parallel upper tensioned elements mounted between anchorage members on the peripheral frame, a number of curved lower tensioned elements below the upper tensioned elements also mounted between anchorage members on the peripheral frame. A rigid lattice beam is connected between the upper and lower tensioned elements and it causes the upper tensioned element to curve upwardly between its anchorage members.
申请公布号 US3882651(A) 申请公布日期 1975.05.13
申请号 US19730369935 申请日期 1973.06.14
申请人 GILCHRIST, TIMOTHY MICHAEL 发明人 GILCHRIST, TIMOTHY MICHAEL
分类号 A01K1/015;E04B5/00;E04C3/26;(IPC1-7):E04C3/26 主分类号 A01K1/015
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