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Search: Posts Made By: Doug Fattic
Showing results 1 to 50 of 1000
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Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
09-01-24, 06:06 PM
Replies: 14
Views: 710
Posted By Doug Fattic

I'm pretty familiar with Woodrup Cycles in Leeds,...

I'm pretty familiar with Woodrup Cycles in Leeds, Yorkshire UK. I learned how to build frames nearby at Ellis Briggs in Shipley in 1975. Maurice Woodrup and Jack Briggs were friends. At one time...
Forum: Classic & Vintage
08-24-24, 07:31 PM
Replies: 28
Views: 1,458
Posted By Doug Fattic

It was 49 years ago this week that I visited the...

It was 49 years ago this week that I visited the Evans shop near Waterloo station south of the Thames. That is a big transportation hub and it is easy to see how an American visitor can visit the...
Forum: Classic & Vintage
08-22-24, 08:40 AM
Replies: 21
Views: 669
Posted By Doug Fattic

Georgina Terry is a small woman. She was an...

Georgina Terry is a small woman. She was an engineer before she became a framebuilder and eventually a business owner providing clothing and saddles and other bicycle accessories for women. Her 24"...
Forum: Classic & Vintage
08-20-24, 04:17 PM
Replies: 78
Views: 4,240
Posted By Doug Fattic

I made this frame in 1978 or 79. I used Ishiwata...

I made this frame in 1978 or 79. I used Ishiwata 015 tubing that is butted .6/.3./.6 mm thick. I made an effort to take weight out of the frame anyway I could (like using GP Wilson dropouts). So it...
Forum: Classic & Vintage
08-07-24, 12:14 PM
Replies: 65
Views: 2,885
Posted By Doug Fattic

Let me share my knowledge of bicycle fit and...

Let me share my knowledge of bicycle fit and frame geopmetry from my nearly 50 years of building custom frames. Basically it is not a good idea to swap drop bars for north road handlebars on typical...
Forum: Classic & Vintage
08-04-24, 08:15 AM
Replies: 16
Views: 587
Posted By Doug Fattic

Sloar, did you get any information from the...

Sloar, did you get any information from the seller on how they got the Geoff Clark in the 1st place? It is very unusual that a small brand bicycle in Bradford West Yorkshire would end up in the US. ...
Forum: Classic & Vintage
08-03-24, 08:29 AM
Replies: 16
Views: 587
Posted By Doug Fattic

In the "it's a small world" department, the Geoff...

In the "it's a small world" department, the Geoff Clark I bought back for my brother-in-law resides in Fairmont fairly close to you. Looking closely at its Nervex Pro lugs, those have been superbly...
Forum: Classic & Vintage
08-01-24, 04:05 PM
Replies: 13
Views: 577
Posted By Doug Fattic

I'm straight up US 31 from Indy and just over the...

I'm straight up US 31 from Indy and just over the state line in Niles, Michigan. I think I'm about 150 miles away. I can harvest a dropout hanger from dropouts I have and braze it onto the bottom of...
Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
08-01-24, 09:28 AM
Replies: 11
Views: 432
Posted By Doug Fattic

Geoff Clark frames were based in Bradford West...

Geoff Clark frames were based in Bradford West Yorkshire UK. They are a well made frame. I bought one from his shop in 1973 for my brother-in-law and he still uses it as his winter bike (I made him...
Forum: Classic & Vintage
07-30-24, 07:55 AM
Replies: 6
Views: 243
Posted By Doug Fattic

Ottis, I'm probably the only member of this forum...

Ottis, I'm probably the only member of this forum that has actually been to the XB3 factory in Kharkov. We bought a few for our Ukraine Bicycle Project. Very few ever make it over here to the US. ...
Forum: Classic & Vintage
07-17-24, 06:52 AM
Replies: 12
Views: 1,070
Posted By Doug Fattic

I'm still alive and working. I still have that...

I'm still alive and working. I still have that same landline phone number. I was a high school teacher when I went to Yorkshire UK to learn framebuilding in 1975. I wanted to learn the secrets to...
Forum: Framebuilders
07-04-24, 06:04 PM
Replies: 31
Views: 1,586
Posted By Doug Fattic

They should flick their flame completely off the...

They should flick their flame completely off the metal, yes. It is sometimes very hard for rookies to move the flame off as quickly as optimal. And if they do move quickly their flame goes way too...
Forum: Framebuilders
07-04-24, 04:08 PM
Replies: 31
Views: 1,586
Posted By Doug Fattic

It might be helpful to define more clearly the...

It might be helpful to define more clearly the on/off path the flame should follow when fillet brazing. Rookies tend to have imprecise and sometimes not-very-quick flame patterns. What they need to...
Forum: Framebuilders
07-04-24, 07:17 AM
Replies: 31
Views: 1,586
Posted By Doug Fattic

Skip, I had assumed during class you had gotten...

Skip, I had assumed during class you had gotten my brass brazing instructions that I do after we have done most of silver brazing needed to make a frame. However I know the end of class can be...
Forum: Framebuilders
07-02-24, 06:04 PM
Replies: 31
Views: 1,586
Posted By Doug Fattic

Skip, I'm still going to extend the invitation to...

Skip, I'm still going to extend the invitation to come over for half a day. You are not that far away in the summer. Naturally you will have forgotten some of the processes so some refresher is in...
Forum: Framebuilders
07-02-24, 12:37 PM
Replies: 27
Views: 2,037
Posted By Doug Fattic

Bulgie, your super skills are amazing! The speed...

Bulgie, your super skills are amazing! The speed at which you operated meant less heat distortion and as a result fewer alignment issues. Unfortunately the methods and resulting speed that you...
Forum: Framebuilders
07-01-24, 05:32 PM
Replies: 27
Views: 2,037
Posted By Doug Fattic

I can stabilize the fork blades several ways...

I can stabilize the fork blades several ways depending on what fixture I am using. On my personal fixture I have cones that hold the ends of the blades at the right distance apart. On my/our...
Forum: Framebuilders
07-01-24, 07:40 AM
Replies: 27
Views: 2,037
Posted By Doug Fattic

When I was learning to build frames at...

When I was learning to build frames at Ellis-Briggs in Yorkshire in 1975, we brass brazed the blades and steerer to the crown all in one go (like Bulgie does) with one giant natural gas flame. Then...
Forum: Framebuilders
06-30-24, 04:49 PM
Replies: 31
Views: 1,586
Posted By Doug Fattic

The problem with learning to braze is the...

The problem with learning to braze is the necessity to remember a lot of details. How to move the flame and joint, how to hold the rod adding brass. It all seems logical enough until you've got...
Forum: Framebuilders
06-29-24, 07:25 AM
Replies: 27
Views: 2,037
Posted By Doug Fattic

Brazing fork blades to a fork crown is one area I...

Brazing fork blades to a fork crown is one area I may have to help out a student more than other areas. For those not positive of their brazing skills, the easiest crowns to braze are the full...
Forum: Framebuilders
06-28-24, 06:38 PM
Replies: 31
Views: 1,586
Posted By Doug Fattic

Skip, my wife and I are in TC this week but we'll...

Skip, my wife and I are in TC this week but we'll be back next week and if you are on the east side of the lake for some parts of the summer, then we can arrange a day you can come by and get you...
Forum: Framebuilders
06-25-24, 09:56 AM
Replies: 27
Views: 2,037
Posted By Doug Fattic

I think Andy and I have a similar posting...

I think Andy and I have a similar posting philosophy that we expect more than just the OP to read what we say and someone sometime later will be searching for similar advice. So my comments are...
Forum: Classic & Vintage
06-16-24, 04:31 PM
Replies: 110
Views: 6,935
Posted By Doug Fattic

If this was my frame (and I'm a builder that...

If this was my frame (and I'm a builder that likes to carve lugs so I can appreciate yours but won't be riding a frame that doesn't have my name on it), I'd use tubulars because they give the most...
Forum: Classic & Vintage
06-06-24, 09:56 PM
Replies: 74
Views: 6,598
Posted By Doug Fattic

Jeff Bock and Rich Gangl are staying at my place...

Jeff Bock and Rich Gangl are staying at my place tonight and we all will be driving to Auburn tomorrow Friday so all 3 of us will be there all weekend. I'll have a part in some of the presentations....
Forum: Classic & Vintage
05-30-24, 07:20 AM
Replies: 110
Views: 6,935
Posted By Doug Fattic

Thanks for posting additional pictures of your...

Thanks for posting additional pictures of your Columbine! It is now possible for C&V members to see how much extra work went into making one of their frames. As I've mentioned before, brazing a...
Forum: Classic & Vintage
05-23-24, 05:47 AM
Replies: 110
Views: 6,935
Posted By Doug Fattic

PromtCritical, I'm a custom framebuilder and let...

PromtCritical, I'm a custom framebuilder and let me put your Columbine frame in perspective for you. Typically my colleagues take on average somewhere around 16/20 hours to make a custom frame not...
Forum: Classic & Vintage
05-04-24, 09:09 PM
Replies: 50
Views: 3,162
Posted By Doug Fattic

Those look like Cinelli brand investment cast...

Those look like Cinelli brand investment cast lugs and i'm sure that is a Cinelli fork crown. I'm positive Cinelli top eyes were used as the top of the seat stays treatment. Those Cinelli brand...
Forum: Classic & Vintage
04-16-24, 11:26 AM
Replies: 86
Views: 6,372
Posted By Doug Fattic

Back in the early 80's one of my engineering...

Back in the early 80's one of my engineering friends asked me why bicycle companies didn't tig weld their frames. I said that as far as I knew (which in reality was nothing), it couldn't be done...
Forum: Framebuilders
04-16-24, 11:03 AM
Replies: 31
Views: 2,614
Posted By Doug Fattic

The problem with your request is that if your...

The problem with your request is that if your primary concern and controlling factor in frame design will be based on a comfortable fit and that will involve some compromises to a frame design. Those...
Forum: Framebuilders
04-13-24, 06:16 PM
Replies: 22
Views: 2,212
Posted By Doug Fattic

It is possible to make a frame making fixture out...

It is possible to make a frame making fixture out of wood but it gets complicated real fast. Since I and a number of engineers have spent countless hours designing the fixture I have made in Ukraine,...
Forum: Framebuilders
04-12-24, 10:56 AM
Replies: 31
Views: 2,614
Posted By Doug Fattic

When designing a frame, it is necessary to...

When designing a frame, it is necessary to prioritize what is important and compromise on what less so. For example some cyclists that are older, fatter and less flexible can no longer ride in the...
Forum: Framebuilders
04-11-24, 06:25 PM
Replies: 31
Views: 2,614
Posted By Doug Fattic

Once a person's fit position is known, then I use...

Once a person's fit position is known, then I use my fixture to create the frame design. I place the chosen seat/seatpost and stem, in the same position as was discovered on the fitting bike. Like...
Forum: Framebuilders
04-11-24, 10:56 AM
Replies: 31
Views: 2,614
Posted By Doug Fattic

I'm a builder that has been teaching...

I'm a builder that has been teaching framebuilding classes since the middle 70's. There are 2 common approaches to designing a frame. The 1st most commonly used is to design a frame for maximum speed...
Forum: Framebuilders
04-06-24, 08:55 PM
Replies: 9
Views: 840
Posted By Doug Fattic

i have some Reynolds D shaped fork blades and...

i have some Reynolds D shaped fork blades and matching crowns. They vary in rake and curve. In addition I have steerers from the same era. I got them with some of the framebuilding stuff I acquired...
Forum: Framebuilders
04-02-24, 09:39 AM
Replies: 22
Views: 2,212
Posted By Doug Fattic

Chad, here is a fixture previously owned by...

Chad, here is a fixture previously owned by Michigan builder Randy Smolensky. One of my framebuilding students bought it from his widow. It was included in a group of tools/equipment. The picture...
Forum: Framebuilders
04-01-24, 01:29 PM
Replies: 22
Views: 2,212
Posted By Doug Fattic

My fixture could be mounted on a wall with either...

My fixture could be mounted on a wall with either 80/20 aluminum extrusion or plywood backing. Or for that matter a plate of aluminum or steel. The cones that hold the tubes can be adjusted to...
Forum: Framebuilders
04-01-24, 09:37 AM
Replies: 22
Views: 2,212
Posted By Doug Fattic

Yes my fixture can hang on the wall when not in...

Yes my fixture can hang on the wall when not in use. I'm not home where I can take a picture of it on the wall but I found in iPhoto a picture of a student frame and behind it one of my fixtures on...
Forum: Framebuilders
03-31-24, 04:56 PM
Replies: 22
Views: 2,212
Posted By Doug Fattic

Chad, your question/quest is pretty broad without...

Chad, your question/quest is pretty broad without some kind of guidelines that can help us reach your goal. What is your budget and how much prior experience do you have might be starter questions....
Forum: Classic & Vintage
03-29-24, 02:29 PM
Replies: 22
Views: 979
Posted By Doug Fattic

Jaime Swann is a machinist and framebuilder in...

Jaime Swann is a machinist and framebuilder in Long Island, NY and knowledgable about NYC area early framebuilders. Contacting him might get results. Some mysteries like this one may be extremely...
Forum: Classic & Vintage
03-23-24, 10:21 PM
Replies: 14
Views: 759
Posted By Doug Fattic

I had a close friend that worked for Nuke Proof...

I had a close friend that worked for Nuke Proof years ago (when they were actually in business) and he left because he felt they did not have high enough ethical standards for him. They were light...
Forum: Classic & Vintage
02-21-24, 12:03 PM
Replies: 25
Views: 1,470
Posted By Doug Fattic

I would check the threading on the seat binder...

I would check the threading on the seat binder bolt. The Brits used a Whitworth 9/16" during the classic period. I don't know when they switched to metric binders. Sometimes they can be M8 in other...
Forum: Classic & Vintage
02-14-24, 06:04 PM
Replies: 19
Views: 869
Posted By Doug Fattic

I'm going to repeat what I said in my earlier...

I'm going to repeat what I said in my earlier post. Framebuilders like myself repainted frames all the time in the 70's and 80's and beyond. Frames would get chips in the paint and they would come in...
Forum: Classic & Vintage
02-14-24, 07:20 AM
Replies: 19
Views: 869
Posted By Doug Fattic

Measure to see if there is any slight slope to...

Measure to see if there is any slight slope to the top tube. I'm betting the top tube near the seat lug is bit higher off the ground than close to the head tube. I believe this frame has been...
Forum: Classic & Vintage
02-05-24, 10:26 AM
Replies: 15
Views: 1,055
Posted By Doug Fattic

Just by chance a frame I made in the early 80's...

Just by chance a frame I made in the early 80's has come back to me for a bit of a paint refresh. I don't have to strip and repaint the whole thing but rather patch up the damages and put on fresh...
Forum: Classic & Vintage
02-04-24, 10:21 PM
Replies: 15
Views: 1,055
Posted By Doug Fattic

It is a very well made frame. I could have...

It is a very well made frame. I could have explained better that the very fine materials it was made out of were common in the sense easily ordered and used by many framebuilders so the choice of...
Forum: Classic & Vintage
02-04-24, 12:45 AM
Replies: 15
Views: 1,055
Posted By Doug Fattic

I don't think there is any chance your frame is a...

I don't think there is any chance your frame is a Chris Pauley. The rear dropouts to stays treatment looks kind of similar but they are not the same. It is very doubtful a framebuilder would do both...
Forum: Classic & Vintage
02-03-24, 05:00 PM
Replies: 30
Views: 2,067
Posted By Doug Fattic

As a bicycle frame painter, I use Bounty paper...

As a bicycle frame painter, I use Bounty paper towels. I need quite a few in the painting process (mostly when sanding but also when cleaning my paint guns) and then they are convenient for bike...
Forum: Framebuilders
01-29-24, 07:42 AM
Replies: 3
Views: 580
Posted By Doug Fattic

Andy I've used those dropouts in my framebuilding...

Andy I've used those dropouts in my framebuilding classes and know they aren't made anymore. I was thinking they were a MAP product too but I'm not positive. This was before I saw Mark's post. ...
Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
01-10-24, 09:40 AM
Replies: 35
Views: 3,624
Posted By Doug Fattic

The OP might want to go to Bob Hovey's Masi...

The OP might want to go to Bob Hovey's Masi website to put his bike into better context. My contribution to this thread was let the OP know that an early Masi made before 1970 was a very rare thing...
Forum: Classic and Vintage Bicycles: Whats it Worth? Appraisals.
01-08-24, 08:28 PM
Replies: 35
Views: 3,624
Posted By Doug Fattic

Let me place this Masi in American context. In...

Let me place this Masi in American context. In the 60's this was a custom top-of-the-line frame one could not get in the US unless they bought a Schwinn Paramount. Only kids rode bicycles in the US...
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