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Originally Posted by poindexter
Good point and cool idea.
I don't think just any grille block design would work with a door lock actuator. At some point I imagined having just a cover that hinges forward to open, but I think a door lock actuator wouldn't have any holding force once the voltage is removed. Maybe a grille block with a sliding slotted door would be good.
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I think either one would work. If you wanted a hinged door you could just make an L shaped pivot arm and connect it to the actuator and door. My main concern is what design is superior when it comes to snow and ice. I tend to side with the hinged door for this reason since there is less surface area to have snow/ice build up on. Also, most h-bridges that I've seen have a 'brake' setting which would allow the actuator to hold in position. Not ideal as it still sucks electricity. However, I think most grill doors will be made of something fairly lightweight and it shouldn't be a problem holding them in place. But, this issue would suggest a sliding door would probably be better.
Quote:
Originally Posted by 93Cobra#2771
Actually shows what I know. Didn't know what an h bridge is. LOL
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I never even knew h-bridges existed until about a week ago when dcb enlightened me to the fact that the arduino could not even come close to powering the actuator alone. Lucky for me, I never tried it.