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
Transactional consistency scheme
Technique for effectively providing program material in a cable television system
LED light source lamp having drive circuit arranged in outer periphery of LED light source
Cell reselection and handover with multimedia broadcast/multicast service
Method of adenoviral vector synthesis
Method for etched cavity devices
Vehicle hood
  Randomly Featured Patents
Image processing method and apparatus including an error calculation for calculating a difference between the values of error correction data and stored representative values
Method and system for generating wavelets
Automatic program selector of a video tape recorder
LED illumination apparatus and card-type LED illumination source
Calibrating method and apparatus in a telecommunication system
Object tracking by hierarchical association of detection responses
Long life radiation shield for gas temperature measurement
Sealed beam lamp unit sealing surfaces
Rear seat and support for watercraft
Hydraulic apparatus