US2703736A|1951-07-17|1955-03-08|Allis Chalmers Mfg Co|Self-aligning thrust block for thrust bearings| DE1230684B|1965-03-25|1966-12-15|Nsu Motorenwerke Ag|Rack and pinion steering for vehicles| DE1262796B|1965-09-18|1968-03-07|Auto Union Gmbh|Steering device with rack and pinion, e...