Specifications

2–5
Principles of Operation
Magnet
Paper Ironer
Platen
Paper
Ribbon Mask
Hammer Bank Cover
Hammer Tip
Hammer Spring
Ribbon
Coil
Coil
Shuttle Shaft
Hammer Spring Mounting Screw
Figure 2–3. Hammer Spring and Shuttle Arrangement
Permanent Magnet
Hammer
Hammer
Spring
Coil
Coil Coil
Coil
Coils de–energized Coils energized
Normal (retracted) State Activated (released) State
Tip
Figure 2–4. Hammer Spring Action