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About wefalck
- Birthday 05/01/1956
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Website URL
http://www.maritima-et-mechanika.org
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Gender
Male
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Location
Paris, France
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Interests
19th shipbuilding and naval history, indigeneous boats and their history
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François de Saint Nazaire reacted to a post in a topic:
Bilge Pumps c. 1840 - 1850 American Merchant ships
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AJohnson reacted to a post in a topic:
14th century German knight by king derelict - FINISHED - Pegaso Models - 54mm
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archjofo reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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JacquesCousteau reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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druxey reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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ccoyle reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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Doreltomin reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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Keith Black reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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Thanks, gentlemen for your encouraging words ! Of course, acrylic glass was my go-to material. The first one came out ok, but then the second one snapped, and the third one jumped into some black workshop hole, when almost finished 🤬 ... I was too lazy to pull out the table saw and cut more acrylic glass strips, so I grabbed some suitable polystyrene strip and gave it a go. Acrylic glass machines and files/sands almost like metal, but small parts are rather brittle. When machining polystyrene, one has to be cautious to not overheat it, but it does not file very well and when sanding it leaves some 'fuzz' behind. Scraping with a scalpel takes care of that. However, being softer, it als more foregiving when handled. My concern is, that the softener in polystyrene will diffuse out over the decades and make it brittle. I also breaks down when exposed to UV-light, while acrylic glass largely remains unchanged over many decades. However, when painted, the risks are much lower.
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wefalck reacted to a post in a topic:
USS Cape (MSI-2) by Dr PR - 1:48 - Inshore Minesweeper
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mcb reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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Mark Pearse reacted to a post in a topic:
Ranger type yacht by Mark Pearse - 1:12 - SMALL
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wefalck reacted to a post in a topic:
Sternwheeler and Barge From the Susquehanna River's Hard Coal Navy by Keith Black - FINISHED - 1:120 Scale
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Actually looks as if the dumb ferry is tied up to the sternwheeler? Over here in Europe there were various places with sidewheel-ferries, I seem to remember having seen one on the Fal River in Cornwall in around 1978 and very vaguely also on the Danube in the early 1970s.
- 457 replies
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- sternwheeler
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wefalck reacted to a post in a topic:
Sternwheeler and Barge From the Susquehanna River's Hard Coal Navy by Keith Black - FINISHED - 1:120 Scale
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wefalck reacted to a post in a topic:
Ranger type yacht by Mark Pearse - 1:12 - SMALL
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wefalck reacted to a post in a topic:
Peugeot Char d'Assault by RGL - FINISHED - 1/35 - Vargas models - 3D-printed
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wefalck reacted to a post in a topic:
Bullseyes & Lanyard - some help please.
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Pay attention, some of the pumps shown above are actually pumps for flushing the seats of ease, rather than pumping out the bilge. What material was used for the pumps depends on the availability of materials, technology and last not least the economic circumstances. Another factor to consider is the repairability by the owner and crew. Cast-iron became more widespread only from the middle of the 19th century on. Therefore, I would assume that in the USA log pumps would have been very common way beyond the middle of that century. At least in Europe they were.
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wefalck reacted to a post in a topic:
Pomeranian Rahschlup 1846 by wefalck – 1/160 scale – single-masted Baltic trading vessel
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Cleats and Bollards In addition to belaying pins, also various types of cleats are distributed around the ship. Their type and location had to be reconstructed from various sources, such as models and early photographs. On paintings of such vessels, they are generally not visible. The first type concerns very large cleats that stretch across two bulwark stanchions. They are used for belaying heavy ropes, such as the main sheet. If they have a fairlead in middle, they also serve as mooring cleats. Mooring cleat (old photograph from unidentified book) The photograph was imported into my 2D CAD program (EazyDraw) and the outline traced and scaled to size. This served as the basis for the laser-cutting file. Material for two cleats was cut. The cleats are laminated from four layers of Canson-paper (if I had a more powerful laser, of course, they could have been cut from some 0.6 mm thick material in one go). The resulting part was finally filed to shape. The fairlead is a copper rivet. The completed mooring cleats I am not sure, whether the pipe of the fairlead is in some way supported in the space between the cleat and the bulwark planking. I have not been able to find any photographs that show this detail. However, for practical reason I inserted a square piece of polystyrene with an appropriate hole drilled through. This allows me to insert a shortened hollow rivet from each side and hide the seam conveniently. As the cleats will be represented in varnished wood, as can be seen on the above photograph and various models, it allows me to locate the cleats after all the painting is done. Fairleads from the outside Looking at the close-up photographs, I think the fairleads should have been turned a bit smaller on the outside diameter, but I am going to leave them like this. I also realised that my planking looks pretty awful and needs to be worked over … There are also several heavy cleats needed to belay for instance the backstays or the ropes used to secure the anchors. They are of a type that seems to have fallen out of modern use, namely half-cleats combined with a bollard Combination of bollard and half-cleat (old photograph from unidentified book) The shape was developed in the 2D CAD program and measurements for the machining derived from this. The rough shape was milled out of some 1 mm x 3 mm polystyrene profile. In fact the enveloppe is only 1 x 1.5 mm, but the additional material is needed initially to be able to hold the part in the vice. Milling the rough shape of the bollard/half-cleat combination Milling the rough shape of the bollard/half-cleat combination – close-up The final shape was given with the aid of various metal- and diamond-files and scraping to remove the fuzz from filing. I am using for this a ‘French’ type of pin-vise, on which I replaced the brass jaws with ones made from wood. One should note that, as they will attach to bulwark stanchions, their back has to be slightly curved. Filing a cleat to shape Roughed-out cleat (top) and finished cleat (bottom) To be continued …
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wefalck reacted to a post in a topic:
USS Cape (MSI-2) by Dr PR - 1:48 - Inshore Minesweeper
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wefalck reacted to a post in a topic:
St Roch by Lecrenb - 1:48 scale - RCMP Schooner rigged as schooner c. 1930/35
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wefalck reacted to a post in a topic:
St Roch by Lecrenb - 1:48 scale - RCMP Schooner rigged as schooner c. 1930/35
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Coming along nicely! In the past I used cored solder to represent such cringles. The bore was widened to a flare with a punch. The colour is close to zinc-plated hardware.
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Finally got around to take a picture of the little rolling mill. As I said, it design purpose is to enlarge wedding-bands and the likes. For this different shaped grooves are cut into the rollers and there are several rollers with different groove geometries. As in this application the rollers would run at different speeds, two cranks are foreseen, allowing the move the ring forward and backward. However, I plan to fit a couple of meshing gears, allowing the run the rollers synchronous from one crank as would be needed for rolling wire. This also frees one hand to feed the wire in.
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It seems that the Staedtler MARS QuickBow set does not have the straight handle, there is no slot for it. I have various sets, from my father/mother and perhaps older ones, plus my own, which is from 1966 - they all have this straight handle.
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San Francisco cable car by kgstakes - FINISHED - OcCre
wefalck replied to kgstakes's topic in Non-ship/categorised builds
Perhaps the real ones have a plastic sleeve over them - paint would wear off quickly. Personally, I think brass looks nicer, but that then would be a deviation from the original - unless you can find old colour photographs from a time when they devoted the effort to polish the brass perhaps ... -
For engraving in metal there are two methods: - filling in with (black) paint; this should be a hard paint, so acrylics are not a good choice, as once the paint is dry, you would rub down the excess with fine(st) emery paper; this is a common process for instrument scales, door-signs, etc. - applying metal black (on suitable metals) and then same process as above. In principle the same technique can be applied to wood too. However, the wood needs to be sealed first with wood-sealer and then some gloss(!) varnish, so that excess paint can be wiped off quickly. Finally, the varnish can be rubbed down again or some matt varnish applied on top. Again this technique can also be applied to (laser-)engraved surface that have been painted. One would not rub down the varnish, however, but rather apply a thin coat of matt varnish. I have used all of the above techniques on a variety of materials.
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Can't you make such boxes yourself? You could fashion them as open trays right away. I don't know in what sizes cardboard is sold in the USA, but if there are sufficient lengths, one can cut strips of the desired width and assemble them with old-fashioned packaging tape (the one that needs to be wetted, not the self-adhesive one, which looses its tackiness over the years) or perhaps duct-tape. I for myself made a wall-hanging rack with horizontal shelves, so that short pieces can be kept at the front. Not an ideal solution, but the wall above my machines was the only place I had and here in Europe all materials are sold in 1 m lengths.
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I think we had discussions on drafting implements in another thread quite a while ago. There is also an intermediate option, but I am not sure of the correct technical term in English. The translation from German would be something like 'funnel pen', which is quite descriptive. It is essentially a thin tube (the outside diameter determines the line width) with a funnel-shaped reservoir on top. A thin wire in the tube allows to declog it, when needed. It's the low-tech predecessor of the 'modern' drafting pen. They are designed for use with inks, rather than paints. However, I know from my mother that they are also used with gold suspensions in porcelain decoration. A while ago we discussed druxey's technique of making sails and I understood that drawing those lines with a bowpen also aims to add volume to the line to simulate the doubling of the seams. How much volume do those road-lining pens add ?
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Perhaps your knight is a 'dragon whisperer' ? Many years ago I built a model of a Knight Templar with the same kind of helmet. One thing I was never too happy with it the metallic appearance of the material. Somehow, the surface of these castings is always a bit uneven. I never tackled another model like this, but perhaps today I would look into smoothing the surface with a burnishing steel or agate, rather than just polishing it with a felt-wheel. Has anyone tried to burnish such metal parts ?
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Indeed, finding the right sequence of placing things on the model can cause a bit of headscratching, demanding foresight exercises, and imagining of possible interferences ... I tend to make the parts separately first and then paint and assemble everything. Nice work so far, as others already said!
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- minesweeper
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