Resources Contact Us Home
Tapered roller bearing

Image Number 15 for United States Patent #7841773.

A tapered roller bearing comprises an inner ring having a conical surface-like raceway surface in it outer periphery and formed with a cone back face rib and a cone front face rib on the opposite sides of the raceway, an outer ring having a conical surface-like raceway in its inner periphery, a plurality of tapered rollers interposed between the raceways of the inner and outer rings, and a cage for holding the tapered rollers in predetermined circumferential intervals, wherein the ratio R/R.sub.BASE of the radius of curvature R of the large end face (32) of the tapered roller (30) to the distance R.sub.BASE from the apex of cone of the tapered roller (30) to the cone back face rib surface (18) of the inner ring (10) is set at 0.75 to 0.87, and the end face deflection of the large end face (32) of the tapered roller (30) is 3 .mu.m or less.

  Recently Added Patents
Method and apparatus for automatically controlling gas pressure for a plasma cutter
Reduced plating ignitron
Piperazinyl methyl phenyl cyclohexane compound
Terminal box assembly
Systems and methods for cryopreservation of cells
  Randomly Featured Patents
Methods and apparatus for providing secure signals from a touch panel display
Bidirectional optical communications having quick data recovery without first establishing timing and phase lock
Apparatus for extracting bone marrow specimens
Case indexing apparatus
System and a method for controlling a servo-controlled motor-vehicle gearbox
Apparatus for stretching the calf muscles
Nitrile group-containing fluoroelastomer and preparation process of same
Flexible feature interface for multimedia sources
Stabilizing inorganic substrates
Printer apparatus