Rotary axis fluid supply device
AssigneeSealink Corp.
InventorHee Jang RHEE
Life of this patent
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Abstract
A rotary axis fluid supply device is provided. The rotary axis fluid supply device according to an embodiment of the disclosure includes a rotating hollow outer housing, an inner housing accommodated in the outer housing, a hollow rotary shaft accommodated in the inner housing, fixed to the outer housing, and rotating with the outer housing, a fluid supply port housing accommodating one end of the rotary shaft and allowing the rotary shaft to rotate inside, a first sealing portion sealing between the inner housing and the rotary shaft, and a second sealing portion sealing between the fluid supply port housing and the rotary shaft, wherein fluid is supplied from the fluid supply port housing to a fluid supply path inside the hollow rotary shaft.
Claims8
A rotary axis fluid supply device comprising:
- a rotating hollow outer housing;
- an inner housing accommodated in the outer housing;
- a hollow rotary shaft accommodated in the inner housing, fixed to the outer housing, and rotating with the outer housing;
- a fluid supply port housing accommodating one end of the rotary shaft and allowing the rotary shaft to rotate inside;
- a first sealing portion sealing between the inner housing and the rotary shaft;
- and
- a second sealing portion sealing between the fluid supply port housing and the rotary shaft,
- wherein fluid is supplied from the fluid supply port housing to a fluid supply path inside the hollow rotary shaft.
Dependencies are inferred from the claim text.