Resources Contact Us Home
Rock drilling machine and axial bearing

Image Number 7 for United States Patent #7419015.

An axial bearing includes a first piston and a second piston. Axial contact surfaces between the pistons are arranged in the same pressure space. The same pressure fluid fed to the axial bearing acts on the contact surfaces and on working pressure surfaces of the pistons. A rock drilling machine is also provided with such an axial bearing.

  Recently Added Patents
Method for the encrypted data exchange and communication system
System and method for detection failures of mass airflow sensors in a parallel intake engine
Extending VPLS support for CE lag multi-homing
Lithographic apparatus and device manufacturing method involving a barrier to collect liquid
Nonlinear observer for battery state of charge estimation
Surface preparation of steel parts for batch hot-dip galvanizing
Fuse chambers on a substrate
  Randomly Featured Patents
Four-point roll bar assembly and tandem front wheel assembly for a street sweeper
Apparatus and method of driving display device
Video photometric color system for processing color specific streams
System for setting up and controlling a conference circuit
Cochlear implant pitch intensity
Characterization of metal particle distributions in a supported catalyst
Methods of using therapeutic phospholipid derivatives
Bottom surface of a shoe outsole
2-Amino-4,5-dihydropyridine derivatives and process for their preparation
Methods and apparatus for a bar-code reader employing an anti-fog coating