Resources Contact Us Home
Lubricating system for aircraft drive

Image Number 4 for United States Patent #8113803.

A lubricating pump having a first stage and a second stage; the first stage in turn has an intake connectable hydraulically to a tank of lubricating fluid, and a delivery outlet connectable hydraulically to a lubricated member; the first stage compresses the lubricating fluid from the tank to a pressure for supply to the member; the second stage in turn has an inlet connectable hydraulically to a casing housing the member, and an outlet connectable hydraulically to the tank; the second stage feeds the lubricating fluid in the casing back into the tank; the second stage is a Roots type, and has a first and a second rotor rotating about respective axes to feed the lubricating fluid from the inlet to the outlet; and the first and second rotor are operated by the first stage.

  Recently Added Patents
Method and system for providing an intelligent visual scrollbar position indicator
Sequential control device for a striking mechanism
Round carrying case
Electronic device
Escalating data backup protection in response to a failure in a cluster of nodes
Generating a representation of an object of interest
Tandem electric machine arrangement
  Randomly Featured Patents
Power plant for simultaneously generating electric power and pneumatic pressure
Endoscope head
Potentiometer with removable control shaft
Stack stop assembly on a sheet feeder of a printing press
Apparatus and method for retransmitting data in mobile communication system
Method for utilizing hydrocarbon waste materials as fuel and feedstock
Electronic endoscope with color adjustment function
Method of making a transistor and capacitor structure with a conductive pillar
Skin tone aware color boost for cameras
Flow force compensation