spring hanger การใช้
- Spring hanger brackets were also bolted to the frame, utilizing the cross members where possible.
- They got to Kilmarnock, and there discovered that in the struggles no . 1141 had broken a spring hanger.
- In this design, a large equalizing lever linked the front truck with a transverse bar connected to the front spring hangers of the driving wheels.
- However problems with the spring hangers fouling the electric third rail system on the lines from Liverpool to Ormskirk between the engine shed and the sidings led to their withdrawal from this service.
- According to one report, their utilisation as mainline engines rapidly resulted in the development of excessive side-play, to the extent that the tyres eventually cut into the spring hangers.
- In the 1920s, with the introduction of " superpower ", the cast-steel locomotive bed became the norm, incorporating frames, spring hangers, motion brackets, smokebox saddle and cylinder blocks into a single complex, sturdy but heavy casting.
- The type was mechanically identical to the PD2 / 4, but to accommodate the body the frame had a re-shaped nearside chassis longitudinal to reduce step height on the air-powered two-leaf sliding entrance doorway, and no down-sweep after the rearmost spring hanger.
- In the late 1930s, continued rapid development in the increasingly competitive international voiturette class, and the introduction of the Alfa Romeo 158 and ERA B-and C-type models, forced the track was a full wider than the 6CM, and sat lower thanks to repositioned spring hangers.