Way bearing

Claim 1

A ROLLER BEARING CONSTRUCTION COMPRISING A BEARING BLOCK INCLUDING A PAIR OF SUBSTANTIALLY PARALLEL SIDE WALLS, A GENERALLY RECTANGULAR RACE PORTION HAVING ONE MAJOR FACE THEREOF DEFINING A FLAT LOADING SURFACE AND HAVING ANOTHER MAJOR FACE OPPOSITE SAID ONE FACE, SAID RACE PORTION EXTENDING BETWEEN SAID WALLS WITH SAID LOADING SURFACE SUBSTANTIALLY NORMAL TO THE WALLS AND IN PREDETERMINEDLY SPACED RELATION TO THAT EDGE OF EACH WALL MORE REMOTE THEREFROM THAN FROM SAID OTHER MAJOR FACE, AN ENDLESS GUIDE GROOVE IN THE INNER FACE OF EACH SIDE WALL SURROUNDING THE RACE PORTION AND HAVING A STRAIGHT PORTION PARALLELING SAID FLAT LOADING SURFACE, AND A PLURALITY OF BEARING ROLLERS DISPOSED IN PARALLEL RELATION TO EACH OTHER EXTENDING TRANSVERSELY BETWEEN THE SIDE WALLS AND HAVING A RADIUS EQUAL TO THE SPACING OF SAID STRAIGHT GROOVE PORTIONS FROM THE LOADING SURFACE, EACH OF SAID ROLLERS HAVING TRUNNION MEANS COMPRISING A BALL AT EACH END OF EACH ROLLER ENGAGING IN THE OPPOSED GROOVES, SAID ROLLERS EACH HAVING AN AXIAL DEPRESSION IN EACH END PARTIALLY RECEIVING ONE OF THE TRUNNION BALLS THEREIN, THE SPACING OF SAID MORE REMOTE SIDE WALL EDGES FROM SAID OPPOSITE FACE OF THE RACE BLOCK BEING GREATER THAN THE DIAMETER OF THE ROLLERS AND THE SPACING OF THE OPPOSITE WALL EDGES FROM SAID LOADING SURFACE BEING LESS THAN THE ROLLER DIAMETER; AND A PLURALITY OF AUXILIARY ROLLERS DISPOSED BETWEEN THE BEARING ROLLERS WITH END PORTIONS ROTATABLY ENGAGING IN SAID GROOVES, SAID END PORTIONS CORRESPONDING TO HALF OF ONE OF SAID BALLS.