Safety monitoring system for punch press operators
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United States of America Patent
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-
Nov 4, 1986
Grant Date -
N/A
app pub date -
Jul 5, 1984
filing date -
Jul 5, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This safety monitoring system for punch press operators is designed to prevent the operators from being injured by such presses or other factory equipment. Primarily, it consists of a pair of wrist units which are strapped to the wrists of the operators, and which include optical fiber cables and a latching assembly, and the optical fiber cables are used in cooperation with a pair of identical electronic circuits employing LED's, a light sensitive transistor, a pair of other transistors, a zener diode, and a relay, for instantly shutting a punch press on or off.
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