STATIONARY ENGINES . 259 which are secured by means of covers and bolts ; a broad base is cast on the pillow block , and bolted at the ends to the spring beam , … Fig . 166 . — Pillow Block for the Gudgeon of the Main Beam , a , Pillow block . b , Boss for holding - down bolt . while the large central bolt passing down through each column also passes through a hole in the spring beam and base of the pillow blocks , the nut bearing on the top of the base…
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