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
Field of view matching in a visual prosthesis
Single-electron detection method and apparatus for solid-state intensity image sensors with a charge splitting device
Semiconductor device and method of manufacturing the same
System and method for text input with a multi-touch screen
Fishing apparatus
Automatically capturing images that include lightning
Ice data collection system
  Randomly Featured Patents
Magnetic recording medium and method of manufacturing the same
Method and apparatus for reducing a computational result to the range boundaries of an unsigned 8-bit integer in case of overflow
Fluoropolymer tubes and methods of making same
Aromatic pitch from asphaltene-free steam cracker tar fractions
Contextual medication prompting pillbox
Sootblowing advisor and automation system
Method and apparatus for improved inspection and classification of attributes of a workpiece
System and method for quantifying macrophage phagocytosis by computer image analysis
Automatic gate operator
Spread spectrum base band processor