Subject:
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New Tower Crane
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Newsgroups:
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lugnet.technic
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Date:
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Mon, 27 Aug 2001 14:36:58 GMT
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Highlighted:
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(details)
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1227 times
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I have just updated my web site with a new tower crane built a few weeks
ago. I would very much appreciate your comments.
Something I am interested to know is what type of string you use for your
crane winch? I used Carpet Stiching Twine for it's strength however it has
a lot of twist and consequently I was not able to make a 1 to 4 winch as
without a fairly substantial weight on the hook the whole thing became tangled.
Best Regards
Andrew
http://homepages.tesco.net/~andrew.bissell/index.htm
follow the pull down menu to 'Model Index'
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Message has 3 Replies:
 | | Re: New Tower Crane
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| (...) I haven't found any good string either. I've used simple cotton thread and also nylon rope. Both types have residual "twist" that effects your block, particularly when it's lowered all the way and the string length is long. I suppose you'll (...) (23 years ago, 27-Aug-01, to lugnet.technic)
| | | Re: New Tower Crane
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| On your website you talk about changing the winch and doing something different than a rack gear system. I saw this once on a light-duty construction crane: (URL) not 100% certain about the mechanism that drove the trolly back and forth, but the (...) (23 years ago, 27-Aug-01, to lugnet.technic)
| | | Re: New Tower Crane
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| Use kite string, the kind used for stunt kites. It has very little stretch and comes in varying weights that go as high as a 100 lb. -- Michael Camilleri "Andrew" <ABNews@tesco.net> wrote in message news:GIqDxM.Aoo@lugnet.com... (...) has (...) (...) (23 years ago, 17-Oct-01, to lugnet.technic)
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