Word: watchman
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...such misadventures, most modern mechanical and electronic systems are equipped with built-in monitors that watch their operation and shut them down promptly at the first sign of trouble. But if a vacuum tube or relay in the monitor fails, the main machine is like a building whose night watchman has dropped dead. Trouble can start and get out of hand with no one to correct it or give the alarm...
...Control Engineering, W. G. Rowell of Scully Signal Co. and A. B. Van Rennes of M.I.T. describe a method that they have invented for "watching the watchman." The monitor as usual watches all operations of the machine, but when everything is going well, it does not merely sit back and give a "safe" signal. Instead it gives a rapid alternation of safe and unsafe signals. Unless this alternation continues, proving that the monitor is alert and on the job, the machine will shut itself off. If any part of the machine fails (including its readiness to shut itself...
Dilettante. In Salzgitter, Germany, after sneaking into an office building and slugging Night Watchman Kurt Dittbombee, 57, a burglar remarked, "I beg your pardon, this is the first time I've done such a thing," bandaged his victim's cuts, departed with...
...year had begun with some 500,000 unemployed, and with spreading fears that Canada's postwar boom might be collapsing. Not only did such fears turn out to be unfounded, but 1955 turned out to be the best year Canada ever had. In Ottawa last week, the chief watchman of the country's economy, Trade and Commerce Minister C.D. Howe, cited these indicators...
...have to return promptly on time. Normally their dorms are locked up tight at 10 p.m. Any girl wanting to get in after that hour, unlike the Radcliffe girl, who has her own front door key, must push a button which turns on a light to attract the night watchman...