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Title:
FREE PISTON ENGINE
Document Type and Number:
WIPO Patent Application WO/2011/077119
Kind Code:
A3
Abstract:
A free-piston engine comprising an engine cylinder and a single piston member comprising a double-ended piston configured to move within the cylinder, wherein the piston member partitions the cylinder into two separate chambers, each of which are supplied with a compressible working fluid from one or more intake means, the piston being arranged to move over and past the intake means during each stroke such that the fluid is replenished within one chamber while the piston compresses the fluid held in the other chamber.

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Inventors:
COCKERILL SAM (GB)
Application Number:
PCT/GB2010/052123
Publication Date:
November 10, 2011
Filing Date:
December 17, 2010
Export Citation:
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Assignee:
LIBERTINE FPE LTD (GB)
COCKERILL SAM (GB)
International Classes:
F01B11/00; F01L9/20; F01L21/02; F02B71/00
Foreign References:
US3105153A1963-09-24
DE202006018097U12008-04-30
DE3224723A11984-01-05
US5775273A1998-07-07
US5788003A1998-08-04
US4484082A1984-11-20
Attorney, Agent or Firm:
SMEE, Anthony James Michael (The Broadgate Tower20 Primrose Street,London, Greater London EC2A 2ES, GB)
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