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2. Garage door - Wikipedia

   en.wikipedia.org/wiki/Garage_door

   The most common causes of injury from garage door systems include falling doors, pinch points, improperly adjusted opener force settings, and safety eyes, attempts at do-it-yourself repair without the proper knowledge or tools, and uncontrolled release of spring tension (on torsion spring systems). A garage door with a broken spring or the ...

3. Torsion spring - Wikipedia

   en.wikipedia.org/wiki/Torsion_spring

   Garage Door Sectional Torsion Spring A mousetrap powered by a helical torsion spring Video of a model torsion pendulum oscillating. A torsion spring is a spring that works by twisting its end along its axis; that is, a flexible elastic object that stores mechanical energy when it is twisted.

4. Garage door opener - Wikipedia

   en.wikipedia.org/wiki/Garage_door_opener

   The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

5. Trump says Palestinians would not have a right to return to Gaza

   www.aol.com/news/trump-says-palestinians-not...

   U.S. President Donald Trump said Palestinians would not have the right of return to the Gaza Strip under his proposal to redevelop the enclave, according to excerpts from a Fox News interview. In ...

6. Timeline of United States inventions (1890–1945) - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_United_States...

   A garage door opener is a motorized device that opens and closes a garage door. Most are controlled by switches on the garage wall, as well as by a remote control carried in the garage owner's vehicle. In 1926, the electric garage door opener was invented by C.G. Johnson, the inventor of the garage door and founder of the Overhead Door ...

7. What is USAID and what does it do? The agency Musk ... - AOL

   www.aol.com/usaid-does-agency-musk-trump...

   Elon Musk said he is feeding USAID thorugh the wood chipper. The federal agency provides disaster relief across the world and promotes democracy.