These two ideas are from Alf, very clever they are too...
First one is for a magnet switch....

Second one is a geared drive for opening torpedo doors, hatches, even raising perscopes...

And the recently arrived pics to go with the drawings...



First one is for a magnet switch....

Second one is a geared drive for opening torpedo doors, hatches, even raising perscopes...

And the recently arrived pics to go with the drawings...



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