Time recorder

Details Time recorder Time recorder

1974-09-09

1976-04-20

Hix, L. T.

Recorders

Printing, dotting, or punching marker

Time record

G01D 1520

Patent

active

039523136

ABSTRACT:
A time recorder for recording time data in columns by means of a time controlled printing device on a data medium, the printing device and data medium being slidable relative to each other and every numerically recorded time datum having an identical feature, including a device having electrical circuit means with scanning means for the data medium to prevent overprinting on time data, the scanning means comprising an optical tracing device which is orientated to the position of the defined mark and responds to the presence of the said mark and drives a stop abutment.

REFERENCES:
patent: 3740759 (1973-06-01), McKeegan et al.
patent: 3805026 (1974-04-01), Anders

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