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pro vyhledávání: '"Takaki Etou"'
Publikováno v:
Transactions of The Japan Institute of Electronics Packaging. 2:62-68
In this study, 60 solder compositions were examined in an effort to improve the integrity against impact loads of the solder joints on an electroless Ni–P/Au surface finish. The Ag, Cu, and Ni contents in the Sn-based solder varied from 0 to 4.5 wt
Autor:
Masafumi Miyata, Takahiro Sugano, Takaki Etou, Shunsuke Yamamoto, Akihiro Kashiwazaki, Toshiro Tanabe
Publikováno v:
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C. 66:1935-1942
Currently, the seismic design method of a container crane is adopted the 'seismic coefficient method'(pseudo static method). In case of extremely high intensity input seismic motion such as Level 2, the dynamic behavior of a container crane is expres