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GM's new patent shows how it could make truck V8s both more powerful and more efficient
GM's new patent reveals a three-crankshaft engine system for trucks that varies compression ratio and extends the expansion ...
GM says in the patent that the compression ratio can change from between 7:1 and 11:1, though that top figure isn't ...
GM has filed a patent application for a six-cylinder engine with variable compression, showing a design that links the ...
Aerospace and Mechanical Insider on MSN
GM patents inline-six with altered piston motion and added complexity
In a conventional piston engine, each connecting rod provides a direct mechanical bridge between its piston and the ...
GM just filed a patent that tackles one of the oldest problems in truck engines: making more power without burning more gas to get it. The filing, published on the USPTO website this week, describes a ...
Harry Ricardo built the first known variable compression ratio engine as a test engine in the 1920s to study knock in aircraft engines. Variable compression ratio was achieved by raising or lowering ...
Editor's note: This story is part of the WardsAuto digital archive, which may include content that was first published in print, or in different web layouts. STANFIELD, AZ – Shinichi Kiga cracks a ...
Nissan’s variable-compression turbo (VC-Turbo) is a unique engine capable of variable compression adjustment. Unlike traditional engines, which have a fixed compression ratio, the VC-Turbo engine ...
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