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Search: Posts Made By: 2_i
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Forum: Folding Bikes
07-11-20, 10:08 AM
Replies: 1,031
Views: 261,102
Posted By 2_i

As frequent, it is way better than the impression...

As frequent, it is way better than the impression you might get reading stories from outside. Still you must apply common sense. I usually start on the way conservative side and then gradually expand...
Forum: Folding Bikes
07-10-20, 08:38 PM
Replies: 1,031
Views: 261,102
Posted By 2_i

Thanks :). I was there to work, though, rather...

Thanks :). I was there to work, though, rather than tour and the time under my control was largely limited to that during weekends. With these limitations Brompton still turned out to be invaluable...
07-06-20, 10:24 PM
Replies: 42
Views: 7,410
Posted By 2_i

Some apps will not talk, if you set the ringer to...

Some apps will not talk, if you set the ringer to vibrate. Make sure that all audio channels are on.
Forum: Folding Bikes
07-05-20, 09:03 PM
Replies: 18
Views: 715
Posted By 2_i

I definitely remember some a figure from some...

I definitely remember some a figure from some technical research paper. The pull force should drop like cosine of the angle between subsequent links. Links are always a bit loose, even on a new...
Forum: Folding Bikes
07-05-20, 11:41 AM
Replies: 18
Views: 715
Posted By 2_i

The efficiency drops with cog size, particularly...

The efficiency drops with cog size, particularly quickly at the small size end, if anyone cares, as the pull force from a chain link is more and more misaligned with the usable pull force for the...
Forum: Folding Bikes
07-03-20, 06:17 PM
Replies: 15
Views: 852
Posted By 2_i

As a folding bike must accomplish more than a...

As a folding bike must accomplish more than a regular bike, there need to be compromises somewhere, such as fewer speeds, smaller wheels, getting subjectively less for the price, etc. For most people...
Forum: Folding Bikes
06-30-20, 01:09 PM
Replies: 42
Views: 3,156
Posted By 2_i

Looking on their website and elsewhere suggest...

Looking on their website and elsewhere suggest that Gineyea could be the manufacturer behind the Microshift brand. With this, the quality might be good. I put out an order for the sake of exploration.
Forum: Folding Bikes
06-29-20, 09:46 PM
Replies: 42
Views: 3,156
Posted By 2_i

While it might not be the choice for the present...

While it might not be the choice for the present situation, there is a new adapter entering the market, with an adjustable mounting angle:

https://www.aliexpress.com/item/32638769122.html
...
Forum: Folding Bikes
06-28-20, 03:40 PM
Replies: 42
Views: 3,156
Posted By 2_i

The tiny tab along the bottom of the finger is so...

The tiny tab along the bottom of the finger is so thin, that the twisting forces can shear it off. One photo below shows the outside of fingers bottom with the bends signifying the start of the...
Forum: Folding Bikes
06-26-20, 04:02 PM
Replies: 42
Views: 3,156
Posted By 2_i

Yeah, I already made the first washer with a lip...

Yeah, I already made the first washer with a lip as a ship and it limited the rotations, but it was too thin, so I will try a thicker sheet. Nonetheless a better design with 2 bolts would have been...
Forum: Folding Bikes
06-26-20, 02:19 PM
Replies: 42
Views: 3,156
Posted By 2_i

Uh, I just tried this new Litepro on Brompton and...

Uh, I just tried this new Litepro on Brompton and the finger of the adapter, secured with just one bolt, rotates uncontrollably under the forces common for derailleur operation. Yes, maybe one could...
06-22-20, 08:51 PM
Replies: 56
Views: 1,707
Posted By 2_i

Converting my meter development numbers to gear...

Converting my meter development numbers to gear inches, I get 1.06m=13" and 1.30m=16". I find 16" still usable when you actually need it, and 13" just for short periods, when 16" is not enough. As to...
06-22-20, 06:57 PM
Replies: 32
Views: 1,228
Posted By 2_i

There is no strain relief. They tend to be made...

There is no strain relief. They tend to be made for thicker wire than I would normally use on a bike. If you want to be able to replace components, the price seems to go up by an order of magnitude.
06-21-20, 09:27 PM
Replies: 56
Views: 1,707
Posted By 2_i

I borrowed the photo from another thread and it...

I borrowed the photo from another thread and it shows the type of vicinity where I work every once in a while. For this, I built up really low gears and the lowest one now gives 1.06m of development....
06-21-20, 06:04 PM
Replies: 32
Views: 1,228
Posted By 2_i

Sure, good advice. Here, there were other...

Sure, good advice. Here, there were other considerations, though. The two ends, where the connectors could be moved, were already overcrowded, so midway became a choice. Another, is that I ended up...
06-21-20, 02:24 PM
Replies: 32
Views: 1,228
Posted By 2_i

The holding force of those popular pins is quite...

The holding force of those popular pins is quite high when you try to separate them by hand, but I think that the problem is in the fact that when they start separating it just progresses in one...
06-21-20, 08:16 AM
Replies: 32
Views: 1,228
Posted By 2_i

When using similarly looking connectors on a...

When using similarly looking connectors on a bike, I ran into the problem of them slipping out of each other due to wire weight and vibration. There are similar connectors around with a ring spring...
06-20-20, 10:11 AM
Replies: 16
Views: 285
Posted By 2_i

I use pure water from a spray bottle, but water...

I use pure water from a spray bottle, but water from any container will work too. You just try to raise the grip from any side a bit and get any water in, then twist and move the respective edge of...
06-18-20, 09:16 PM
Replies: 32
Views: 1,228
Posted By 2_i

This...

This (https://support.newgatesimms.com/choosing-a-connector-lubricant/) has an overview of connector lubricants with NyoGel 760G...
06-15-20, 06:32 PM
Replies: 50
Views: 1,430
Posted By 2_i

You can break a 1/4" drive by hand - it is like a...

You can break a 1/4" drive by hand - it is like a relatively thin bolt. Considering that you might be interested in higher torques for larger bolts, I would go with a higher drive and use a coupler...
06-14-20, 10:00 PM
Replies: 9
Views: 423
Posted By 2_i

VP-Vice...

VP-Vice (https://www.amazon.com/VP-Components-VP-Vice-Pedals-Pack/dp/B006ZH1J5W) are excellent pedals, but do not accept reflectors.
06-13-20, 09:16 PM
Replies: 32
Views: 1,228
Posted By 2_i

After advice from RGMN on this forums, I apply...

After advice from RGMN on this forums, I apply Nyogel 760G (https://www.amazon.com/NyoGel-760G-Dielectric-Synthetic-Grease/dp/B07FD145CP) to all connections and life is good.
06-13-20, 09:03 PM
Replies: 50
Views: 1,430
Posted By 2_i

I worked in a factory where much of my work was...

I worked in a factory where much of my work was lifting items and holding them steady in the air. The obvious factor was exhaustion: The same item weighted differently at the start of the day than...
Replies: 22
Views: 3,312
Posted By 2_i

It sounds to me like fraud in progress.

It sounds to me like fraud in progress.
06-13-20, 05:07 PM
Replies: 50
Views: 1,430
Posted By 2_i

When you read these 1-star reviews carefully, you...

When you read these 1-star reviews carefully, you may notice that they refer to mechanical devices, not a digital one. Amazon offers a variety of torque instruments there and unfortunately lumps the...
06-12-20, 09:54 PM
Replies: 50
Views: 1,430
Posted By 2_i

I suggest getting eventually a digital torque...

I suggest getting eventually a digital torque adapter, rather than a full wrench, e.g., Performance Tool M206 (https://smile.amazon.com/Performance-Tool-M206-Digital-Adapter/dp/B00EDEDKHE).
Replies: 22
Views: 3,312
Posted By 2_i

So by accident you were interested in exactly the...

So by accident you were interested in exactly the same store out of the myriad in the world and your brother-in-law by another accident was brought to the vicinity of that store. What are the chances...
Forum: Folding Bikes
06-05-20, 04:19 PM
Replies: 19
Views: 1,201
Posted By 2_i

What about the spoke length? Do you figure these...

What about the spoke length? Do you figure these from some diagram? What about hub asymmetry? Are you ordering the spokes of a specific length? I have a device for rolling the thread but it is...
06-04-20, 07:32 PM
Replies: 28
Views: 1,314
Posted By 2_i

I was walking down a sidewalk on a campus of a...

I was walking down a sidewalk on a campus of a local school and minding my business when suddenly, out of a blue, I was hit and knocked down by a female student on a bike who apparently had no...
06-03-20, 10:00 PM
Replies: 11
Views: 409
Posted By 2_i

Good cogs are made of tool-level hard steel....

Good cogs are made of tool-level hard steel. Plating will rub off on the teeth if they work. You have to apply protection no matter whether you start plated or not. The only practical reason for...
Forum: Folding Bikes
06-01-20, 12:46 PM
Replies: 24
Views: 2,678
Posted By 2_i

And now the greatest conquest: rear brake in Bike...

And now the greatest conquest: rear brake in Bike Friday New World Tourist. Pulling that brake seemed like pulling a nail and the result was barely noticeable, in effect of the cable winding at sharp...
Forum: Folding Bikes
05-30-20, 01:29 PM
Replies: 11
Views: 716
Posted By 2_i

In provincial areas of many countries you would...

In provincial areas of many countries you would have no problem parking the Brompton outside. If there is no manned coatroom you might not be able to bring the Brompton into a theater or museum. If...
Forum: Folding Bikes
05-30-20, 11:20 AM
Replies: 11
Views: 716
Posted By 2_i

I think you should include theft resistance in...

I think you should include theft resistance in your considerations too. There will be cases one way or another where you cannot take the bike along in. Then you need to think how long the bike can...
Forum: Folding Bikes
05-30-20, 12:19 AM
Replies: 2,441
Views: 659,908
Posted By 2_i

If you applied a cut-off of 20y of age or...

If you applied a cut-off of 20y of age or something, the difference presumably would have still shrunk significantly.
Forum: Folding Bikes
05-28-20, 09:46 PM
Replies: 19
Views: 1,201
Posted By 2_i

I do 50-32-20 on Brompton. The problems I had,...

I do 50-32-20 on Brompton. The problems I had, before modifying the cage, was with 32-20 shifts, but I do not recall any particular with 50-32. When working with rings that are not matched, you try...
05-27-20, 05:32 PM
Replies: 5
Views: 246
Posted By 2_i

It is easy to damage fine threads in the...

It is easy to damage fine threads in the derailleur hanger when putting the derailleur on, after taking it off. The owners try to do it while everything is dirty and chain is tensioned. It is...
Forum: Folding Bikes
05-24-20, 07:25 PM
Replies: 14
Views: 759
Posted By 2_i

Relative to other alu guards, this one is light....

Relative to other alu guards, this one is light. You mount it with the same hardware as regular rings. Since you should have the original bolts for the triple, you should have no problem there. The...
Forum: Folding Bikes
05-23-20, 06:14 AM
Replies: 58
Views: 15,560
Posted By 2_i

Yes, I noticed myself this half-full glass!

Yes, I noticed myself this half-full glass!
Forum: Folding Bikes
05-22-20, 08:38 PM
Replies: 14
Views: 759
Posted By 2_i

I looked at a few of of the Driveline guards...

I looked at a few of of the Driveline guards around the home and Litepro on-line and the formula for their diameter seems to be D=0.4cm*(No of teeth)+1.1cm. Stacking this against the 22.3cm diameter...
05-21-20, 08:57 AM
Replies: 12
Views: 423
Posted By 2_i

Any bike shop will have kit from which you could...

Any bike shop will have kit from which you could choose. Washers can work too, but need to be in right size. Again, a bike shop would have them, but the shorter bolts, indicated before, are preferred.
Forum: Folding Bikes
05-20-20, 06:44 PM
Replies: 14
Views: 759
Posted By 2_i

It seems that I am using the rule of 4T more for...

It seems that I am using the rule of 4T more for the guard than the largest ring. Note that these guard rings are relatively heavy. A lighter option would be a ring that meant to work with a plastic...
05-20-20, 08:54 AM
Replies: 1
Views: 354
Posted By 2_i

This is actually good moment, maybe a tad too...

This is actually good moment, maybe a tad too late to get winter tires. Because of the steep slopes in Praha you should need studded tires in midwinter. As to clothes, you need actually less coverage...
Forum: Commuting
05-16-20, 10:55 AM
Replies: 25
Views: 1,862
Posted By 2_i

Below is my leaving for work photo. The laptop is...

Below is my leaving for work photo. The laptop is buried inside a backpack tossed onto the rear basket. In the case of a deep basket, you do not even to strap the pack.

...
Forum: Folding Bikes
05-12-20, 04:42 PM
Replies: 30
Views: 2,520
Posted By 2_i

Think about going uphill and the trailer...

Think about going uphill and the trailer detaching and running under a public bus or something. The securing cable does not necessarily need to be from the hitch manufacturer - just any reasonably...
05-10-20, 09:45 AM
Replies: 42
Views: 1,839
Posted By 2_i

Indeed, when I first took out the Detector out of...

Indeed, when I first took out the Detector out of its packaging, I had problems with the balls sticking to the top of the Detector box, due to static charges. I learned to swipe my hand over the top,...
05-09-20, 09:59 PM
Replies: 42
Views: 1,839
Posted By 2_i

The tube is heavier. Personally, I ride bikes...

The tube is heavier. Personally, I ride bikes with 3 different tire diameters on a regular basis. Swapping tubes to take along when swapping the bike is building in an extra failure point in the...
05-09-20, 07:22 PM
Replies: 42
Views: 1,839
Posted By 2_i

I see some window, for finding the leak again,...

I see some window, for finding the leak again, after you started working on it, still know where more or less it is, but need to identify again the exact location. if you bring the tube close to your...
05-09-20, 06:32 PM
Replies: 42
Views: 1,839
Posted By 2_i

A vide showing the finder in action: Simson...

A vide showing the finder in action:

Simson Leak Detector
05-09-20, 04:24 PM
Replies: 21
Views: 800
Posted By 2_i

Our regional distribution center is in an area...

Our regional distribution center is in an area particularly hit by the pandemic. People show up with dedication to work in spite of the dangers, but it is what it is. There is no political tint to...
05-09-20, 12:43 PM
Replies: 21
Views: 800
Posted By 2_i

It is USPS that is the bottleneck now. Domestic...

It is USPS that is the bottleneck now. Domestic shipments get lost and stuck and even circle around. Small items seem particularly vulnerable.
Showing results 1 to 50 of 1000
 


 
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