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Thank you All for your inputs. It summurizes well all my readings on forum and also the PE act. I have dropped anyway an email to the CA borad to check if my ... widgets will stay within the bound. Sincerely, DVE

Hello, I am holding a master degree (5 years) in Mechanical Engineering from University in Belgium and have gained now 13 years of experience. I run also my own mechanical design office in Belgium since 7 years now. My wish is to open a new office in San Francisco Bay Area as a Sole...

CATPart - Thanx DBezaire - Is it already available in V5R14 ??? I can´t find it ....

Hello, I have created a new axis system and I would like to know the CG of a body relative to this new axis but the measuring tool kept on giving the result to the absolute system. Thank you, DVE

Hello, I finally found the way to solve ... Using the body symbol from the tree, right click then go down in the menu to 'cancel property' (maybe not the right translation from french to english - 'supprimer propriétés' in french) ... and then I could access the solid again. Strange anyway...

Hello, All bodies within the file seem to be locked : I cannot select any edge to perform a radius ... Do you know how to unlock ? Many thanks

Hello Nickand, Thank for your support (I knew already Tedisa). Just before your post, you will see that Arnoldh has sent me a claculation sheet (in german).

Hello, Some of F1 engines use a steel grade from Aubert & Duval and the code name is something like GKHYW. A Famous F1 crankshaft manufacturer is Chambon in France. DVE

Hello Mike, Try to find out information from companies such as Sulzer-Metco, Whitford (Xylan), Kolbenschmidtt ... which supply coatings to OEM. I am afraid to be not very helpfull because I expect that you already know all of them but I think it is interesting to look first on what "others" are...

Hi Everybody, When using the sketcher, it is sometimes difficult to make the difference between the objects belonging to the sketcher plane and the objects "in the background" ? Is there then a possibility to hide the elememts (or filter) in the backgrounds ? (Of course, without to have to go...

Hi, When I try to use the draft analysis, I have the message : "Wrong view mode. Change it to material mode to see the analysis results". Yes, but how to change ??? Thank you for help, DVE

Hello, I am looking for any information about Design & Calculation of Hirth coupling. (Is there some standard existing ? How are defined the teeth ? Maximum allowed torque ? Serration by bolt ?) ... Last but not least : how are reacting Hirth coupling when the shaft is under flexion load ...

Hello Diamondjim, Hello Iskit4iam, To a answer your questions, material should be something like BS817M40 (34 CrNiMo 6) or equivalent with the necessary heat treatment. Lubrication should be by splash, the design allows the use of a cooling system and, up to now, I don't know about the grade...

Hello All, I have 2 right-angle shafts to connect, the driven must rotate at half the speed of the driver one. Worm gears are generally recommended for big reduction ratio. So, can I use a worm gear with the small ratio (2)in this case ? The distance between shafts is 45 mm. So, I found the...

Hello, I am searching for a steel alloy which should have nearly the same thermal expansion coefficient as aluminium alloy (--> alpha = 22.10-6 / °C ). - Does anyone know a supplier and/or steel center service ? - In which applications are used such a steel alloy ? Thank you very much for...

Hello, What is the best approach to design a torsion shaft to cope with crankshaft torsional vibration ? As an exemple, let's consider the Griffon (Rolls Royce)engine with a torsion shaft between the propeller gearbox and the crankshaft. I expect the best would be to have an expended model...

Thanks all for your answers ! Yes, I checked again, suggestion was cadmium (to answer Swall) ... which supprised me as well. So, before rejecting the idea, I wanted to share it on the forum. In its way, cadmium is a bit like tin and lead which are used on shell bearings (please, forgive me if I...

Hello, I have been suggested to use a cadmium coating on cylinder walls. I have the impression cadmium is quite ductile, so it is maybe not the best way to cope with wear ... What do you think ? Thanks, DVE

We have more than a thousand of 2D.model under Catia V4. Each 2D drawing is using a detail as 'engineering drawing block' (Company name, logo, date, description, ...). We need to change the company name and logo. Of course, we can make it one by one using the function 'Detail-manage-replace' but...