Diesel engine etc. piston with top peripheral groove

• Main Authors: KNOPF, MARTIN., 88046 FRIEDRICHSHAFEN, DE, BAECHLE, BERNHARD., 88045 FRIEDRICHSHAFEN, DE
• Format: Patent
• Language: English; German
• Published: 24.10.1996
• Edition: 6
• Subjects: ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES; BLASTING; COMBUSTION ENGINES; CYLINDERS; CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; PISTONS; SEALINGS; THERMAL INSULATION IN GENERAL; WEAPONS

On the piston (2) outer periphery is located a first top groove (4) for a top piston ring (6), as well as further two lower grooves (5) for lower piston rings (7). The piston rings (6, 7) are arranged movable between two positions in the grooves (4, 5). There is at least one coupling line (10, 14) l...