VANE PUMP DEVICE

• Main Author: TAGA NAOYA
• Format: Patent
• Language: English; Japanese
• Published: 13.02.2020
• 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

To provide a vane pump device which can reduce the pressure of a pump chamber at a start of a suction process.SOLUTION: A vane pump device has a rotor which rotates while supporting ten pieces of vanes so as to be movable to a rotation radial direction, and a cam ring having an internal peripheral f...