A blast from the bicentennial past: Ford’s Denimachine

As you’d figure, America’s 200th birthday was a big deal. President Gerald Ford gave speeches. The American Freedom Train ...
The Autopian on MSN

Someone is selling an incredible lost Ford concept car on Facebook of all places

There is always something magical about a great concept car. Engineers and designers come together to make a vision of what ...

8 Kitchen Appliances You Can Buy Used (And Ones You Shouldn't)

Saving money by buying used is often a good idea, even with some large kitchen appliances. In other cases, however, it can be ...
GM Authority

GM Working On New V8 Engine Cylinder Deactivation System

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...
Hot Rod

The Biggest New Performance Parts From PRI 2025: Engines, Forced Induction, and Race Tech

Discover the 25 best new race and performance parts from the 2025 PRI Show, including engines, turbos, superchargers, ...
IEEE

Vibrodiagnostics of compressor valves via empirical mode decomposition method

Abstract: The paper presents a mathematical model of a piston compressor which is a part of an oxygen gas generator. Taking into account the structural parameters of the compressor, as well as the ...
IEEE

Simulation and validation of a wobble plate pump with a focus on check valve dynamics

Abstract: Digital hydraulic piston pumps that use electrically controlled on/off valves to individually control the flow from each piston is a promising technique as these pumps are highly efficient ...