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Integrated Compression Sheave Assemblies


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#21 vons

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Posted 29 May 2014 - 04:49 PM

F.I.S. double at Aspen and Thunder bowl triple at Highlands have a similar terminals too.

This post has been edited by vons: 29 May 2014 - 04:51 PM


#22 snoloco

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Posted 29 May 2014 - 04:54 PM

The Broadway Limited Quad (B) and 20th Century Limited Quad © at Hunter Mountain have the exact same terminal. They just have the newer bullwheel. B has 8 sheaves on each side for the hold down. C has 12.

#23 Nate214

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Posted 29 May 2014 - 05:37 PM

They are all newer than 89?

#24 SkiDaBird

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Posted 29 May 2014 - 06:10 PM

Honeycomb uses the CTEC equivalent, although a tower with compression sheaves is present as well due to how steep the line is.

#25 vons

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Posted 29 May 2014 - 07:19 PM

View PostNate214, on 29 May 2014 - 05:37 PM, said:

They are all newer than 89?

I believe so, taos is the first place I can think of with that terminal.

#26 Nate214

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Posted 29 May 2014 - 08:04 PM

View Postvons, on 29 May 2014 - 07:19 PM, said:

I believe so, taos is the first place I can think of with that terminal.

It's cool that they drew the idea on a napkin first it's one of the many remembered moments in Taos

#27 Nate214

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Posted 29 May 2014 - 08:22 PM

It would have look like this or similar to it. This is a few years older though.Attached File  lowerterminal.jpg (67.92K)
Number of downloads: 52

This post has been edited by Nate214: 29 May 2014 - 08:23 PM


#28 liftmech

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Posted 30 May 2014 - 05:00 AM

The old Midway Shuttle ('88) at Crystal (WA) had the same terminal as yours, Nate, but with a vertical tube rather than an angled. It was the tension terminal as well.
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#29 liftmech

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Posted 30 May 2014 - 05:04 AM

View Postsnoloco, on 28 May 2014 - 12:23 PM, said:

The arrival side must be under greater tension. Some older fixed grips with bottom drive that I have ridden have more depression sheaves on the downgoing side at the drive terminal..... This lift is a bottom, drive bottom tension to my knowledge. I do not build lifts or work on them, but I think that the extra tension on the down line in a bottom drive installation may be enough to warrant extra sheaves on hold downs. I have not noticed this on any top drive lifts I have ridden.

There is a difference in load on a bottom drive/tension lifts, more than a bottom return. Think about a bicycle sprocket; the chain on the top is super tight when you're pedaling yet the chain leaving the bottom hangs loose. Also designers consider worst-case loads, so the loaded chairs leaving the terminal pull down more than the empty ones coming in.
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#30 Nate214

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Posted 30 May 2014 - 05:57 AM

This one is a fixed return





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