Dual cycle hot gas engine comprising two movable parts

Details Dual cycle hot gas engine comprising two movable parts Dual cycle hot gas engine comprising two movable parts

2005-09-20

2005-09-20

Nguyen, Hoang (Department: 3748)

Power plants

Motor operated by expansion and/or contraction of a unit of...

Unit of mass is a gas which is heated or cooled in one of a...

C092S051000

Reexamination Certificate

active

06945044

ABSTRACT:
The invention relates to a dual cycle hot gas engine comprising pistons which are movable inside one another, a dual external piston being arranged for axial movement inside a basic cylinder member, and a dual internal piston being arranged for axial movement inside the dual external piston.

REFERENCES:
patent: 1530539 (1925-03-01), Bernhard
patent: 1666941 (1928-04-01), Morris
patent: 4404802 (1983-09-01), Beale
patent: 4722188 (1988-02-01), Otters
patent: 5456076 (1995-10-01), Zornes
patent: 5488830 (1996-02-01), Burt
patent: 6460347 (2002-10-01), Fujiyama et al.

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