| 摘要 |
A belt pulley which is designed for marketing as a group of standard component parts adapted for customized assembly by the user to meet individual pulley requirements as to size, load capability, etc. The parts include a shaft, a plurality of disc-shaped members formed for coaxially mounting in longitudinally spaced relation on the shaft for rotation therewith and a plurality of elongated belt, sheet or other load, supporting members designed for demountable attachment to the support members to complete the assembly.
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