Variable-radius bearing set device

The invention relates to a combined bearing device, and specifically relates to a variable-radius bearing set device. The device is characterized by comprising a main bearing body A and a secondary bearing body B. the device is characterized in that the main bearing body is in shape of regular trian...

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Bibliographische Detailangaben
1. Verfasser: KONG FANSHI
Format: Patent
Sprache:chi ; eng
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