Word: solenoid
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...latching solenoid" locks the gun's hammer and trigger, preventing unauthorized...
...electricity came along to revolutionize the game. In 1935 pinball was introduced to the anti-tilt device and the solenoid-powered bumper units, essentials to the modern game. 1937 was a banner year as well, as the now defunct Western Electric and Supply company added the allure of free games. The final major invention to hit the pinball scene came as recently as 1947, when the late Harry Mas introduced the solenoid-activated power flipper...
...librarian who checks the book out simply demagnetizes the metal insert by passing the book through a coil carrying an electric current. If a thief bolts for the exit instead of the check-out desk, the magnetized metal inside his book is detected by an instrument that trips a solenoid hidden at the door; the turnstile is automatically locked and the librarian alerted. A sign over the door explains all with a succinct message: "If turnstile is locked, please report to loan desk...
...printer, drives his 1961 Chevy Monza to work every morning, he has to be careful not to leave the windows rolled up. "You see," says Lee, "I haven't got any door handles." A job for the local Chevy dealer? No, the local electrician. Lee is installing solenoid switch buttons that will open the doors electrically with a touch of the hand...
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