Title:
往復動エンジン
Document Type and Number:
Japanese Patent JP4548336
Kind Code:
B2
Abstract:
A reciprocating engine (1) comprises: a piston ring (5); a piston ring (7) which defines an annular gas chamber (6) in cooperation with the piston ring (5) and which is adjacent to the piston ring (5) such that a pressure-receiving area of a side surface (8) of a piston (3) in the annular gas chamber (6) becomes greater on a thrust side (10) than on a counter-thrust side (9) of the piston (3); and gas passages (15) for allowing the annular gas chamber (6) to communicate with the combustion chamber (2).
Inventors:
Bando Shigeru
Application Number:
JP2005503036A
Publication Date:
September 22, 2010
Filing Date:
March 02, 2004
Export Citation:
Assignee:
Bando Kiko Co., Ltd.
International Classes:
F02F1/00; F02B75/06; F02F1/18; F02F3/00; F16J1/02; F16J9/00; F16J9/22; F16J10/00; F16J10/02
Domestic Patent References:
| JPH0533865A | 1993-02-09 | |||
| JPH04362258A | 1992-12-15 | |||
| JPH10132076A | 1998-05-22 |
Attorney, Agent or Firm:
Takeshi Takada