Printed from www.nzmeccano.com
Spiral Ball Lifters
These lifters all use an Archimedian spiral to lift the balls. They are hand operated and employ a ratchet device to prevent the handle being turned the wrong way.
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Total number of messages on this page: 7. This is page 2 of 2.
John Phipps (at 5:55am, Fri 19th Mar, 10) |
Congratulations -well done I must build one -must have nearly enough spanners! |