Back to results
US 3,938,317 AGranted
Serial time read out apparatus
OwnerJohn D. Spanoinventor
Life of this patent
Estimating the term…
Abstract
Time keeping apparatus is disclosed in which time is decoded either orally or tactilely by visually handicapped persons.
Claims10
Apparatus for serially reading out time comprising, in combination:
- clock means for providing clock pulses;
- counter means for counting pulses from the clock means and for providing output pulses in terms of minutes, 10 minutes, and hours,
- register means connected to the counter means for storing and shifting pulses representing time information in terms of minutes, 10 minutes, and hours;
- encoding means connected to the register means for serially encoding the pulses representing time information into pulses of varying time lengths;
- control means for controlling the storing, shifting, and encoding of pulses;
- and
- output means for providing a serial output of the encoded time information.
4 more elements
Dependencies are inferred from the claim text.