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Unread 20-01-2008, 21:57
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DonRotolo DonRotolo is offline
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Re: Arm mechanism

In 2005 we had a telescoping arm which had HDPE (High-density polyethelene) blocks inside on which the aluminum rectangular form slid, instead of rollers. The friction is quite low, the simplicity, stability and durability quite high. Let me know if you need more details.

Don
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