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Class Information
Number: 346/32
Name: Recorders > Rebalancing systems
Description: Recorder mechanism embodying a function responsive element which moves in either of two opposite directions from a normal or balanced position in accordance with the change in the function and which controls the movement of a mechanism to restore or rebalance the element to its normal position, the mechanism in its restoring operation effecting the shifting of a recorder element.

Patents under this class:

Patent Number Title Of Patent Date Issued
4649399 Pen recorder Mar. 10, 1987
4430657 Pen drive for recorder Feb. 7, 1984
4323903 Strip chart recorder with a differential capacitor serving as position sensor in a position servo for the recording pen Apr. 6, 1982
4318110 Multi-channel recording instrument Mar. 2, 1982
4260995 Slide wire assembly Apr. 7, 1981
4134062 Limited rotation instrument rebalance apparatus employing a wiper having vibration damping Jan. 9, 1979
4099114 Servo stop system Jul. 4, 1978
4091389 Self-balancing recorder May. 23, 1978
3970931 Method of indicating and/or recording electrical quantities and indicating respectively recording apparatus embodying said method Jul. 20, 1976
3936840 Recording system using carbon-paper Feb. 3, 1976

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