Inlet guide vane and compressor
AssigneeMitsubishi Heavy Industries Compressor Corporation
InventorTakashi Oda
Life of this patent
Estimating the term…
Abstract
An inlet guide vane includes: a movable vane that has a vane main body and a shaft portion disposed in an end portion of the vane main body; a frame that has an insertion hole into which the shaft portion is to be inserted; a plurality of bearing portions that are arranged inside the insertion hole at an interval in a direction of a central axis of the shaft portion and that support the shaft portion to be rotatable around the central axis with respect to the frame; and a seal portion that is located inside the insertion hole between the plurality of bearing portions in the direction of the central axis and that seals an area between the insertion hole and the shaft portion.
Claims16
An inlet guide vane comprising:
- a movable vane that has a vane main body and a shaft portion disposed in an end portion of the vane main body;
- a frame that has an insertion hole into which the shaft portion is to be inserted;
- a plurality of bearing portions that are arranged inside the insertion hole at an interval in a direction of a central axis of the shaft portion, and that support the shaft portion so as to be rotatable around the central axis with respect to the frame;
- and
- a seal portion that is located inside the insertion hole between the plurality of bearing portions in the direction of the central axis, and that is configured to seal between the insertion hole and the shaft portion.
Dependencies are inferred from the claim text.