Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Technique for skipping irrelevant portions of documents during streaming XPath evaluation
Picture information coding device and coding method
Phone messaging using audio streams
System and method for reliable packet data transport in a computer network
Peptides useful in the treatment and/or care of skin, mucous membranes, scalp and/or hair and their use in cosmetic or pharmaceutical compositions
Image forming apparatus capable of timely starting different image formation mode
Fabric-backplane enterprise servers with pluggable I/O sub-system
  Randomly Featured Patents
Battery-operated wireless-communication apparatus and method
Peanut watch
Augmenting a call with context
Process for producing substituted phenoxyethylamines and intermediates
Automatic opening hinge assembly for portable electronic device
Wrapper for kitchen utensils
Table sliding apparatus for gear finishing machines
Apparatus for reducing the magnitude of a pressure wave during deployment of an inflatable vehicle occupant protection device
Automatic document feeder
Eyewear front