Gear pump with floating bearing with receiver faces
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United States of America Patent
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-
Dec 26, 2023
Grant Date -
N/A
app pub date -
Nov 16, 2021
filing date -
Oct 3, 2019
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A gear pump is provided with: a casing including a suction port configured to suck fluid, and a discharge port configured to expel the pressurized fluid; a gear including a wheel portion with gear teeth and an axially elongated shaft portion, the gear being so housed in the casing as to transport the fluid from the suction port to the discharge port; and a floating bearing rotatably supporting the shaft portion and being movable axially, the floating bearing including a sealing face in contact with the wheel portion, a receiver face axially opposed to the sealing face; and a communication path having an opening on the sealing face and communicating the opening with a third pressurization chamber defined by a third receiver face of the receiver face and the casing.
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