Pendulum clock2
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Transcript of Pendulum clock2
Pendulum clock
for dummies
Ivo Six3IO
ConstructieleerDocent: Rino Versluys
400 days clock
HistoryInventor: Christiaan HuygensYear: 1656Nationality: Dutch (Netherlands)
Error a day: 15 min ↔ 15 sec
Parts
Escapement
Mainspring
Gear train
Pointers
Pendulum
Pendulum
Diameter = important time BoldWire = Springsteel no deformation no loss of energy
Spheres = SteelRest = Copper
EscapementGear = CopperLow corrosion & easy to produce
Axis = Steel Cheep
Gear train
Minute axis
60 min number of returns = 240
Small gear to big gear = Slower
Plain bearing low speed, no maintenance
Mainspring
Force high
Speed up
400 days = 9600 hours = 5,7 turns
Wind up tool
PAL system
Pointers
Plastic axis (hour) & metal axis (minute) Low friction
Minute axis 1 tour Hour axis 1/12 tour
Inventions