| 摘要 |
There is provided a non-metallic sludge collector chain comprising at least one center block link comprising a first bore at a first end of the center block link and a second bore at a second end of the center block link, at least one insert sidebar comprising a first bore at a first end of the insert sidebar and a second bore at a second end of the insert sidebar, at least one receiving sidebar comprising a first bore at a first end of the receiving sidebar and a second bore at a second end of the receiving sidebar, a pin comprising a first end portion, a second end portion, and a central portion disposed between the first and second end portions, the second end portion having a grooved section, the pin being positioned through the first bore of the insert sidebar, through the first bore of the center block link, and through the first bore the receiving sidebar, and a pin cap comprising a sleeve having a raised ring protuberance thereon, the raised ring protuberance being in snapped-fit relation to the grooved section of the pin. There is also provided an alternate embodiment further incorporating an offset coupler link.
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