Topic: Electric Eye
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How to Make a Simple Electric Eye
The electric eye is the name for a device that has been in use since 1931. It is the latest innovation in a long array of devices to automatically open doors. A central element of the electric eye is a beam of light --this can be visible li... Read More »
Source: http://www.ehow.com/how_8059619_make-simple-electric-eye.html
How to Install Eyes in an Electric Stove
If you've just found out that the eyes on your electric stove don't work, don't call an appliance repairman or throw out the stove. Replace the eyes yourself. The task isn't as daunting as it might seem; in fact, it's really pretty easy. Yo... Read More »
Source: http://www.ehow.com/how_4897622_install-eyes-electric-stove.html
How to Replace a Garage Door Electric Eye
The electric eyes are a safety feature connected to your garage door opener designed to prevent the door closing onto vehicles or other objects. When they are working correctly, the electric eyes send an invisible beam across the opening of... Read More »
Source: http://www.ehow.com/how_12204626_replace-garage-door-electric-eye...
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Electric Eye
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Answers to Other Common Questions
Garage doors installed after the early 1990s require safety sensors. These sensors, which are installed 4 to 6 inches above the garage floor on each side of the garage door, detect the presence of obstructions. If the garage door will not f...
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Source: http://www.ehow.com/how_12039044_align-garage-door-electric-eyes....
A rib eye steak can be boneless or bone-in. The advantage of bone-in is that moisture and fat cling to the bone, enhancing the flavor. Bone-in also increases the weight, allowing sellers to charge more for less meat. Rib eye steak can be gr...
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Source: http://www.ehow.com/how_4843718_broil-eye-steak-electric-oven.htm...
Most modern automated door openers employ what is termed an "Electric Eye." It's a device designed to prevent injury when someone is stuck between a closing door and the ground beneath it. The vast majority of these devices are of the photo...
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Source: http://www.ehow.com/how_5625321_bypass-electric-eye-door-opener.h...
Large electric motors are heavy and require specialized lifting equipment to install or move. There should be at least one threaded hole on the top of the motor, into which you can thread eye bolts, allowing you to connect a lifting device....
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Source: http://www.ehow.com/how_5886261_use-bolts-lift-electric-motors.ht...
The "electric eye" ( photoelectric switch , photosensor ) was invented in the 1920's and used for various purposes such as counting vehicles at toll booths and for burglar alarms.
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Source: http://wiki.answers.com/Q/When_was_the_electric_eye_invented
Albert Einstein
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Source: http://wiki.answers.com/Q/Who+invented+the+Electrical+Eye
