Owner Toyota Jidosha Kabushiki Kaisha

Inventors Moriya, Yoshihito; Urushihata, Haruyuki; Mashiki, Zenichiro; Takagi, Noboru; Inoue, Yasumichi; Isobe, Eiji; Takenaka, Akihiko; Inohara, Takayuki

Agent Spruson & Ferguson

Pub. Number AU-B-2006321140

PCT Pub. Number WO2007/063663

Priority 2005-349129 02.12.05 JP

Filing date 24 October 2006

Wipo publication date 7 June 2007

Acceptance publication date 13 October 2011

F01L 1/352 (2006.01) Valve-gear or valve arrangements for positive-displacement machines or engines other than steam engines, e.g. for internal-combustion piston engines, without provision for variable fluid distribution

F01L 1/34 (2006.01) Valve-gear or valve arrangements for positive-displacement machines or engines other than steam engines, e.g. for internal-combustion piston engines, without provision for variable fluid distribution - characterised by the provision of means for changing the timing of the valves without changing the duration of opening

F01L 1/356 (2006.01) Valve-gear or valve arrangements for positive-displacement machines or engines other than steam engines, e.g. for internal-combustion piston engines, without provision for variable fluid distribution

F02D 13/02 (2006.01) Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing - during engine operation