Forum: Projects, Modifications and Known Issues
09-09-2020, 04:07 PM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
07-26-2020, 06:50 PM
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Replies: 105
Views: 34,825
It's the way Sportsmobile should be doing...
It's the way Sportsmobile should be doing it......from the factory IMO.....based on all the pivot bolt issues seen on this forum.
In the quantities that SMB uses it's about $6 worth of parts...
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Forum: Projects, Modifications and Known Issues
07-26-2020, 05:54 PM
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Replies: 105
Views: 34,825
I'm not planning on machining anymore...
I'm not planning on machining anymore blocks.........but there should be enough info here to get to a solution if you've got the idea.
Also, it's worth noting here...that the gas spring force...
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Forum: Projects, Modifications and Known Issues
07-26-2020, 10:08 AM
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Replies: 105
Views: 34,825
So I've further developed the gas spring...
So I've further developed the gas spring "helper-spring" replacement design.....
Here are a couple shots of the config I've been running since 2018.......as discussed in the posts above in this...
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Forum: Projects, Modifications and Known Issues
08-31-2019, 01:02 PM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
02-26-2019, 11:17 AM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
09-30-2018, 12:41 PM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
07-31-2018, 06:14 AM
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Replies: 105
Views: 34,825
...let's go with raising the bar... ;)
...
...let's go with raising the bar... ;)
There are lots of nuances here that I'm glossing over a bit...like the trigonometric function of the spring travel compared to the roof height....and as I...
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Forum: Projects, Modifications and Known Issues
07-30-2018, 03:57 PM
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Replies: 105
Views: 34,825
Here's the next round of modifications......
...
Here's the next round of modifications......
In an effort to get greater load at the very end of the roof travel (when the roof is down) I added some die springs for the last 1/2" of gas spring...
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Forum: Projects, Modifications and Known Issues
07-22-2018, 07:40 AM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
07-21-2018, 10:57 AM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
07-20-2018, 04:07 PM
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Replies: 105
Views: 34,825
Air cylinders are cheap and...
Air cylinders are cheap and interesting....especially for those of us who have on-board air......never thought of that.....
That being said, I'm quite satisfied with a manual top, but it would...
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Forum: Projects, Modifications and Known Issues
07-20-2018, 03:28 PM
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Replies: 105
Views: 34,825
The helper springs have a linear spring...
The helper springs have a linear spring rate.....and the crossbars need a highly non-linear spring rate (much more at the end of travel and much less at the beginning-when the roof is up) to be...
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Forum: Projects, Modifications and Known Issues
07-20-2018, 12:31 PM
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Replies: 105
Views: 34,825
Yes. The issue is that since both springs are...
Yes. The issue is that since both springs are horizontal you need lots of force at the end of the travel when the roof is down and much less when the roof is up.....it's a trigonometric function for...
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Forum: Projects, Modifications and Known Issues
07-20-2018, 09:03 AM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
07-20-2018, 08:42 AM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
07-20-2018, 08:24 AM
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Replies: 105
Views: 34,825
If your helper springs are shorter, that means...
If your helper springs are shorter, that means that they have a higher spring rate than mine, which is a good thing. A higher spring rate means that the spring load will be higher at the end of the...
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Forum: Projects, Modifications and Known Issues
07-19-2018, 06:55 PM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
06-28-2017, 06:54 AM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
06-18-2017, 05:45 PM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
06-13-2017, 03:30 PM
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Replies: 105
Views: 34,825
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Forum: Projects, Modifications and Known Issues
11-29-2016, 06:48 AM
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Replies: 105
Views: 34,825
beg, borrow, steal a small come-along......the...
beg, borrow, steal a small come-along......the job is easy once you have that.
They are less than $20 at Harbor Freight.
I use the come-along and a motorcycle tie down...actually just the hook...
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