Most of you know, internal combustion engines are generally divided into two types: spark ignition and compression ignition, usually running on gasoline when we use a spark and diesel fuel when we don't, but a compression ignition gasoline engine? How does that work? Even more to the point, why bother? Engineers believe they may be able to achieve as much as 50 percent better … [Read more...]
Direct Digital Manufacturing Disrupts the Process of Casting Complex Metal Parts
Old school machinists, listen up, a newly developed technique for creating ceramic molds to a foundry-ready state for investment casting of intricate metal parts may disrupt the current process in a big way. We're confident that our approach can lower costs by at least 25 percent and reduce the number of unusable waste parts by more than 90 percent, while eliminating 100 … [Read more...]
The Hossack Engine – a Square Piston Two Stroke
Ever hear of Norman Hossack? Of course you have. He designed the Hossack suspension, often confused with the far more basic girder front suspension and adapted by BMW under the name Duolever, but the Hossack engine? What's that? Well, it's just your average square piston two stroke, that's all. When I received an email from Norman, I read through his description of the … [Read more...]
Autodesk Inventor Fusion Mechanical Design Software Free Download
The explosion of new computer tools for anyone with a desire to work in mechanical design and manufacturing is impressive, and here is an opportunity to try out a real heavyweight from Autodesk. You can download Autodesk Inventor Fusion, which is offered as a technical preview, and use it free of charge until it expires, but that's quite a long time down the road, January 1st, … [Read more...]
About That On Board Electric Generator Idea
Remember when I was wondering recently about a fuel powered electric motorcycle? I thought, why not build a motorcycle using an electric motor but then generate the electricity on board with some kind of fuel powered generator instead of a battery so you had electricity as long as you had fuel and you could refill quickly instead of recharge slowly. I just saw this little … [Read more...]
Brammo Empulse – She’s Got the Looks
Most everyone interested in electric motorcycles has heard by now, the Brammo Empulse is out in its final production form and it's a looker. From the start, the Empulse had a lot of visual appeal and the production version looks even better. There's both an Empulse and Empulse R, priced at $16,995 for the standard version and $18,995 if you want the carbon fiber … [Read more...]
- « Previous Page
- 1
- …
- 81
- 82
- 83
- 84
- 85
- …
- 544
- Next Page »