Live Swivels

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Revision as of 05:02, 14 December 2020 by Marcin (talk | contribs)
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Live swiwels are not adequate for 360 degree Backhoes

See [1]

Rotary Unions in 360 Excavator

  • A specialized rotary union is used, not just a simple live swivel - [2]
  • Explanation from hydraulics and pneumatics - [3]
  • In real life: Infinite spin is attained. From Reddit thread - [4] -

Rotating 360 Without 360 Rotary Union?

Backhoe vs Excavator

  • Backhoe spins 200 degrees, excavator a full 360 degrees. [5]

Shopping

  • $1500 for 1/2: rotary union [6]. But what about the female socket part?
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