4 patents
Utility
Combination piston and piston ring for reducing crevice volume
3 Oct 23
Embodiments of a combination piston and piston ring to reduce the volume of a crevice defined between the circumferential wall of a cylinder and a portion of the outer wall of a piston within the cylinder, the portion extending down from the top of the piston.
Nikolay Shkolnik, Alexander Shkolnik
Filed: 16 Nov 22
Utility
Hybrid Drive and Fuel Vaporizer for UAV and Other Mobile Environments
21 Sep 23
A hybrid drive having a load shaft; a motor/generator coupled to the load shaft; an internal combustion engine; an electromagnetic clutch, configured to disengageably couple the internal combustion engine to the load shaft, and located between the motor/generator and the internal combustion engine; and a power supply, coupled to the motor/generator and to the clutch.
Robert O’Brien, Rodrigo Eguiluz Carretero, Alexander Kopache, Mark Nickerson, Adam Spitulnik, Christopher Deely, Alexander Shkolnik, Nikolay Shkolnik, Jason Michael Deguzis
Filed: 3 Aug 21
Utility
Combination Piston and Piston Ring for Reducing Crevice Volume
16 Mar 23
Embodiments of a combination piston and piston ring to reduce the volume of a crevice defined between the circumferential wall of a cylinder and a portion of the outer wall of a piston within the cylinder, the portion extending down from the top of the piston.
Nikolay Shkolnik, Alexander Shkolnik
Filed: 16 Nov 22
Utility
Seal assembly for an epitrochoidal rotary engine
19 Oct 21
Various embodiments describe modifications to X-engines, which would utilize a dedicated chamber to implement bottoming Rankine cycle as well as additional improvements in sealing and combustion efficiency—all contributing to high efficiency.
Alexander Shkolnik, Nikolay Shkolnik, Mark Nickerson, Daniele Littera, Alexander Kopache, Kyle Becker
Filed: 11 Sep 17
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