Several mechanisms with Oblique swivel joints are built and operated with LEGO bricks.

Chapter:
0:00 Making swivel joint modules
2:11 Making and Operating the Threebearing swivel module (3BSM)
4:19 Making and Operating the 4DOF oblique swivel joint Robot
6:40 Ending

My website:
https://akiyuki.jp/

References:

[1] Takwoonken YU: Lego Technic big turntable (2016)
   • Lego Technic big turntable  


[2] Wikipedia: RollsRoyce LiftSystem

https://en.wikipedia.org/wiki/RollsR...


[3] S. Hirose, S. Oda, and Y. UmetaniActive Cord Mechanism with Oblique Swivel Joints and Its Control

Transactions of the SICE, Vol. 17, No. 6, pp. 686692, 1981 (in Japanese).
https://www.jstage.jst.go.jp/article/...

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