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What technology is behind a deep freezer door

The soft seal on your freezer door allows the door to spring up slightly after the door is closed. But only slightly, because the soft seal (with magnetic closure) prevents the entry of air into the ...
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Calculate hydraulic cylinder and pump forces on backhoe

The first thing that comes to mind is that hydraulic actuators are better suited for this type of operation, so I would think twice before changing this. For the pressure rating you can get a ball ...
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What technology is behind a deep freezer door

On a different scale and with different and more severe temperature variations, consider the following: Place a few ounces/tens of milliliters of water in a plastic bottle. Heat it to boiling in a ...
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