发明名称 SKI OF SHAPED LAMINATED MATERIAL AND METHOD FOR ITS MANUFACTURE
摘要 A ski of shaped laminated material made as a hollow closed beam with integral walls with at least one longitudinal groove formed in the upper wall, housing a reinforcing strip. The ski being manufactured by applying a yielding fabric soaked with hardenable resin on a resilient hose, placing the whole into a mould and buildings up pressure in said hose under simultaneous heating to the hardening temperature.
申请公布号 US3727936(A) 申请公布日期 1973.04.17
申请号 USD3727936 申请日期 1970.05.18
申请人 VYZKUMNY USTAV STROJIRENSKE TECHNOLOGIE A EKONOMIKY,CS 发明人 KLIR J,CS;SVOBODA B,CS;BOHAC J,CS
分类号 A63C5/12;(IPC1-7):A63C5/12 主分类号 A63C5/12
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