INNER ROTOR FOR INTERNAL GEAR PUMP

• Main Author: HOSONO, KATSUAKI
• Format: Patent
• Language: English; French; German
• Published: 05.12.2012
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTMACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENTPUMPS; WEAPONS

PROBLEMS Local stress concentration caused by rotational moment transmitted from a crankshaft is eased. MEANS FOR SOLVING PROBLEMS A crankshaft (6) and an mounting hole (5) have two main circular arc parts (11, 21) on the same circle; and two connecting parts (12, 22) for connecting the adjacent mai...