Transfer valve assembly providing variable valve lash

Internal-combustion engines – Oscillating cylinder

Patent

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Details

12318817, 123 9047, F02B 5900

Patent

active

056924623

ABSTRACT:
A valve assembly for use in a dual compression/dual expansion engine having an internal housing operating within an external housing, the valve assembly having a valve element operating in a valve guide secured to the internal housing with a valve spring provided to ensure proper closure of the valve element, and a valve train subassembly extending coaxially about the valve spring, the valve train subassembly operating slidingly in the external housing of engine in response to a valve actuation means, such that the valve element and the valve train subassembly operate independently when the valve actuation means is not actuating the valve element.

REFERENCES:
patent: 2117434 (1938-05-01), Krebs
patent: 3002507 (1961-10-01), Bensinger et al.
patent: 4767287 (1988-08-01), Marks
patent: 5456219 (1995-10-01), Clarke
patent: 5522358 (1996-06-01), Clarke

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