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Member postings for Nick Clarke 3

Here is a list of all the postings Nick Clarke 3 has made in our forums. Click on a thread name to jump to the thread.

Thread: Clarke CL251mh Milling Attachment Wiring Help
18/08/2019 13:42:26

These are far less common than the Cl250M lathes they fit on and may sell quite well - I suspect parting with it and putting the money towards a small mill (I have a SX1L from Arc Euro £387 at present)  will work out far easier and cheaper than converting this accessory with a compound table, motor controller, case etc

 

Edited By Nick Clarke 3 on 18/08/2019 13:45:40

Thread: Arkwright Scholarship
16/08/2019 08:27:22

As he is into electronics what about spending the time in making and assembling something he might use for that?

here are a couple of PCB holders that could give you some inspiration. (images from google, all rights acknowledged)

You may need to simplify things, but he might use something that fits in with his other interests perhaps?

pcb holder 2.jpg

pcb holder 1.jpg

Thread: Making the same mistake
15/08/2019 17:12:43

I hear and share your pain!

Thread: Small Volume PCB printers?
14/08/2019 13:34:50
Posted by Robert Atkinson 2 on 13/08/2019 19:00:44:

You can also scan the PCB, clean up the image, print it onto transfer film in a laser printer, transfer to a clean copperclad board with an iron (don't let SWMBO see you and then etch in ferric chloride solution.

Robert G8RPI.

+1 for one off boards, but the drilling, if your components are not surface mount, can be a pain

As an alternative if you can get hold of a scrap of copper pcb is to cut out the section with the spiral contact on and let an etched replacement for just that area into a cutout in your board with any track joins well outside the spiral contact area.

Thread: Hieroglyphics on a Wehlen & Co clock face
14/08/2019 13:28:41
Posted by Andy Carruthers on 14/08/2019 10:37:15:

Is it possible the annotations are a combination of proofreader marks and manufacturer code?

This site suggests the three horizontal strikes are for capitalizing: **LINK**

Yes Three strokes underneath a draft text tell the compositor or printer to capitalise on the final printed page - but why put a mark including three strokes over, not under, a letter that is painted, not printed and then enamel them onto the dial alongside the final text? - You don't see proofreader's markups in a published book so why on a clock that presumably was sold to a customer.

Just because the marks are the same shape as something else used in a completely different context does not imply they have the same meaning on a clock face, although as I have said before I am as much in the dark as anyone else and would be just as happy to be proved wrong if a definitive answer could be found.

I am intrigued!!!!

14/08/2019 07:54:24
Posted by Neil Wyatt on 13/08/2019 20:44:33:

I'm interested that the inner set of serifs for the numerals is curved, but the outer one is straight. This isn't an easy effect to achieve if using a built in font to generate them on a computer, although you can obviously draw the symbols from scratch like this.

Is this normal practice?

Neil

Or might that be an effect of the dial face being domed and not flat, or painted that way because the dial is in fact domed?

13/08/2019 17:43:41

I am still unconvinced by many of the suggestions here - not because they don't offer a reasonable meaning to the symbols, but rather to their logic and the practical side of putting them on there in the first place.

While I agree the G (not Fr), the P, the W and the Co in the top lines are all contractions for the full name of the company, Gustav Paul Wehlen and Company the marks appear from the close up on the first page of this post to have been painted onto the dial, along with the rest of the text and the markings. if it was to tell someone what to paint this would appear to be a very silly way of going about it as you would still need to tell the painter what to write.

Suggesting the maker said "I want you to put Captal G, full stop, Capital P, full stop, Wehlen with a capital W and the rest of the word in small caps then an ampersand the same height as the small caps then Co abbreviation for company with the o superscript and underlined. I have already painted some marks on the dial to show you the size and placing of the capital letters and abbreviations to help you" It is just not believable. The marks have not helped the painter much as regards letter width anyway!

Wouldn't it be easier to have just given the information on a piece of paper??

The company was based in Cullum Street in the City of London and in Paris where the same latin script was in use, with the possible exception of the W in France - so putting the dial out to a local outworker would suggest that he or she was familiar with the letter shapes required.

Were I wanting to tell someone how to paint this text I would want to tell them what script size and style to use, which is not easily identified from this - I think telling someone that the G was a capital and an abbreviation for a longer word is of no value if you are just being asked to paint G - and if you don't know how to do that you would need a drawing or a copy of the required text to follow not marks.

Edited By Nick Clarke 3 on 13/08/2019 17:48:00

13/08/2019 15:21:21
Posted by Michael Gilligan on 13/08/2019 10:20:51:
Posted by Sam Stones on 13/08/2019 03:01:36:
[ ... ]
What method(s) did they use?.

.

I have failed to find a decent illustration, Sam ... but my understanding is that they used a rotating table with various angular divisions, and a linear guide-bar to steady the hand [and to facilitate drawing circles].

... Think of some hybrid between an Animator's desk and a Sign-Writer's Mahl Stick.

... or, indeed, a Rotary Table on your Milling Machine.

Then it's 'just' a matter of using pens & brushes, with nerves of steel. surprise

MichaelG.

In a different context, bit have a look at this hand lining. **LINK**

Thread: Small Volume PCB printers?
13/08/2019 08:43:22

I have had small orders of PCBs made in the past, however they were produced from Gerber plots of the tracks and Excellon drilling data generated by a PCB design program. A scan would not be acceptable to the company I used.

Thread: Meter Probe
12/08/2019 19:53:39

If you are looking for ex GPO what about the Rugby Radio Rally this Sunday at Princethorpe College?

Thread: What Did You Do Today 2019
12/08/2019 09:33:37
Posted by Neil Wyatt on 11/08/2019 20:12:52:

Trieds casting some pewter 'Thor's Hammer' amulets in pewter using a 3D printed one as a pattern for a silicone mould. Will need a second try as it's clear a head of a few inches will be needed to get it into fine detail.

Neil

Many years ago I went to as demonstration of lost wax casting at the Nottingham SMEE's old workshop on Alexandra street.

Basic principle involved was take the lid of a small tin (pipe tobacco in those days) and put a couple of pieces of lint in it, soaking wet.

Melt your metal and put it in the mould, or in the case of lost wax make a plaster mould round your wax model and melt the metal into a puddle on top of a riser. Then clap the lint in tin lid on top and the steam forces the molten metal into the mould.

Like most people the concept of water and molten metal sounds appalling, but it was demonstrated here in perfect safety by a dental technician to make small fittings for model boats and as a sign of the times a set of cuff links in the form of the BR double arrow symbol.

I have seen it done, but at your own risk!!

Edited By Nick Clarke 3 on 12/08/2019 09:34:43

Thread: Hieroglyphics on a Wehlen & Co clock face
11/08/2019 20:11:57
Posted by SillyOldDuffer on 11/08/2019 11:14:22:

I like your idea too, not least because it explains the three horizontal lines. Is it a coincidence that in this list of modern proofreading symbols, 3 bars means 'Put this in Capitals'?

Sam's question has me wondering if other old clock faces ever feature strange markings? A quick scan through the catalogues of antique clock sellers was disappointing because the photos aren't good enough to decode the interesting blurs.

Dave

 

I am sorry but I cannot give you a correct answer.

For more that the last thirty years I have been involved in teaching, lecturing and studying typography, and I have never seen anything that matches these exactly. Firstly the proofreader's mark for capitals is marked underneath the text not above it. (I used to work for a guy who was a craft proofreader and Eric would mark up any memo sent to him to be corrected!!) There are several reasons why I can't concur with the suggestions already given.

Firstly the marks are not over all capitals, and if they indicate capitalisation why are the first two different? Also the third one is over the abbreviation for company and, while there are dots above the second row they are not only above the capitals and finally why paint on these symbols when you could paint on the words themselves! I would suggest that giving typographical instructions which are intended for printers would mean little or nothing to a guy with a brush.

I still don't know what they are, but I cannot see that they would be typographical. I just don't see it.

Edited By Nick Clarke 3 on 11/08/2019 20:14:40

Thread: Karcher pressure washer
09/08/2019 20:45:04

Mine doesn't get used much (just look at the state of my car for confirmation!) but if it does not spray splitting the Lance in two and using the pricker on the jet itself will usually bring it back to life.

Just a suggestion before you get too far into the entrails if your machine.

Thread: Safety Glasses
09/08/2019 15:34:01

As a varifocal wearer I find it easier and also cheaper to wear a full face shield when necessary. While safety glasses will protect your eyes, in my experience their lenses (or a face shield) can still be marked by a flying object - but the face shield is far cheaper to replace.

I look like Dan Dare from the Eagle in my face shield - so that may be either a disadvantage or selling point, depending upon your age.

Thread: Paint 3D
06/08/2019 15:23:54

Thanks Dave - I wasn't wanting to draw from Paint £D, but wondering if it could act as a slicer/printer controller.

Being so new to the subject of 3D printing, I wondered if there was any experience here on the forum I could pick on - I am still only struggling up the foothills of the FreeCAD learning curve and did not wish to be distracted from learning that if Paint 3D was no use.

Thread: Serious question, What is a Mini Lathe?
06/08/2019 10:29:54
Posted by Anthony Knights on 06/08/2019 09:52:30:

It doesn't seem to matter what hobby one decides to do, there is always a certain amount of snobbery involved. I came across the same thing when I took up photography.

Interestingly the same thought crossed my mind. As a film camera collector, at one time I concentrated on Former Soviet Union cameras. Many of these were copies of German cameras and the build quality was shocking, many can never have worked well from new - and some never!

Comparing a Zorki or a Fed with the Leica - the Leica silky smooth and engineered to perfection, while the Russian equivalent would be crude, mass produced and frequently smelled of gun oil when it arrived. Comparing various Kiev models with Pentacon, Hasselblad or Contax originals was the same.

But the quality of the photographs produced was very difficult, often impossible to tell apart.

06/08/2019 09:25:32
Posted by Barrie Lever on 05/08/2019 23:20:27:
Posted by Bob Stevenson on 05/08/2019 23:08:38:

The chinese mini-lathe is a great thing and we should all salute it's legacy which has arguably affected all on this site in one way or another.

Speak for yourself on that one, I have not been affected at all by these lathes, it does make any difference to me if there is never another Chinese mini lathe made.

The mini-lathe offered a lathe facility to anyone with a corner table and the very idea cut thru all the 'lathey crap' which makes lathe use difficult for the uninitiated.

Really !! What difference is there in how a mini lathe works to any other lathe when it comes to ease of use?

B.

Edited By Barrie Lever on 05/08/2019 23:21:09

While I agree that the particular lathe one uses is irrelevant, the advent of cheaper new lathes to add to the pool of existing, possibly very old or very well used machines, means that our hobby has become far more accessible.

The trade in tools, materials, castings and even magazines and websites depends upon numbers - and without this new equipment and the extra participants that it enables to join us , these might all become uneconomic and disappear.

06/08/2019 09:14:22
Posted by roy entwistle on 06/08/2019 09:03:01:

Many years ago a gentleman used to advertise in ME shown carrying a Myford. He carried my S7 about 200 yards and placed it on my home made stand without any help. The lathe was complete and included a gearbox. I believe he was ex Navy and had a business in Cleckheaton

Roy

And I always thought a lathe carrier was something used for turning between centres! laugh

Thread: Paint 3D
05/08/2019 18:32:19

I know that Windows 10 has included a free 3D drawing program called Paint 3D for a while, but I have to confess I have never even looked at it until today.

With the latest (April/May 2019) update to W10 I thought I would have a look through the changes - and discovered it will connect to a 3D printer.

Has anyone had chance to look at this? Is it worth experimenting with?

As a newcomer to 3D printing (2 weeks with a Creality Ender 3) it certainly seems to be a far simpler system than Cura - and in any case my 3D CAD of choice is FreeCAD and Cura is broken in my version.

Edited By Nick Clarke 3 on 05/08/2019 18:33:00

Thread: Automotive starter ring (ring gear)
03/08/2019 17:38:03

+1 for angle grinder

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