| 摘要 |
A printer having a plurality of decades each having a pivotal verge and print and readout wheels adapted to be simultaneously indexed by the verge. An eccentric rotatably mounted on the verge engages a power roll for oscillating the verge for indexing the wheels, and an electromagnet having an armature for latching the verge and eccentric is operable for releasing the latch for indexing the wheels.
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