Laundry Drying Rack (Winched)

Since I discovered how awesomely useful one of these is from living in flats that had one installed a couple of times, I've wanted to produce one myself.
See: https://en.wikipedia.org/wiki/Sheila_Maid
https://www.google.com/search?imgtype=&hl=en&q=sheila+maid&tbm=isch

The basic concept is a rack of narrow planks or similar suspended between a pair of coathanger-like blocks, which are usually made from cast iron. The frame is lifted up to ceiling-height with laundry on it using a pair of pul