rweigel's latest activity
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Rrweigel replied to the thread Gadget for grinding gravers with rounded shapes from blanks.There are now BLDC Motors for lawn mowers ect. which could run at low speed and full torque with a suitable controller. I was tempted to...
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Rrweigel replied to the thread Gadget for grinding gravers with rounded shapes from blanks.Hi Papart, it is a 12V DC Motor from Bühler, also built by Johnson Electric. They where available at 1 Euro / pcs. at an surplus...
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Rrweigel replied to the thread Gadget for grinding gravers with rounded shapes from blanks.Hi Monk, can't post there, have not got the right membership...
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Rrweigel posted the thread Gadget for grinding gravers with rounded shapes from blanks in Hand Engraving Forum.Hello, I made a simple gadget that allows to grind gravers with rounded shapes from blanks. Up to four radial stops permit to set start...
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Rrweigel replied to the thread Question: Advice wanted - publish a new gadget here or try to market it?.Getting a patent in Europe is a time consuming, expensive task. Already for a german patent that would cost me several thousand Euros...
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Rrweigel replied to the thread Question: Advice wanted - publish a new gadget here or try to market it?.Thanks a lot, Allen! The amount of time it would take to turn the prototype into a product, build and market it is exactly what...
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Rrweigel replied to the thread Question: Advice wanted - publish a new gadget here or try to market it?.Hello Mike, 3D Printing is a good idea. Thanks for suggesting it. The prototype of the “heeler“ is machined out of brass plate and...
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Rrweigel posted the thread Question: Advice wanted - publish a new gadget here or try to market it? in Hand Engraving Forum.Hello, as I promised in a post in January ‘25, I designed and build two gadgets to shape and heel rounded gravers. The first gadgets...
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Rrweigel replied to the thread Depth of Field for Meiji EMZ-5 microscope.Hi Dennis, I stand corrected… after re-reading your post I understand… Cheers, Ralf
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Rrweigel replied to the thread Depth of Field for Meiji EMZ-5 microscope.Hello Dennis, if your microscope changes the focal distance while you change the zoom, it might not be adjusted to parafocality. How...
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Rrweigel replied to the thread Depth of Field for Meiji EMZ-5 microscope.I‘ve got no specific information about your Meiji microscope, but found an interesting snippet in an article about Nikon microscopes...
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Rrweigel replied to the thread Question: Leica microscope s9d.Don‘t forget the parafocality adjustement: It literally saves you headaches, and touching the focus knob after changing the zoom...
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Rrweigel replied to the thread Saxophone engraving advice.I visited a wind instrument fair last year and they had an engraving demonstration stand there. YES, the manufacturers use the wriggle...
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Rrweigel replied to the thread GRS foot throttle hissing air even when not being used?.GRS also has all the manuals available for download, if you want to troubleshoot the pedal yourself first. Sometimes it's the hose that...
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Rrweigel replied to the thread why is there no information on laser machines for marking metal?.I once read somebody tried successfully mustard as laser marking coating… Might smell interesting, perhaps better than burnt away...
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