Patents Assigned to PANASONIC APPLIANCES REFRIGERATION DEVICES SINAPORE
  • Sealed compressor and refrigeration device
    Patent number: 10641259
    Abstract: In a sealed compressor (100) of the present invention, a valve plate (150) is provided with a plurality of discharge holes (151a, 151b) and a plurality of discharge valves (171a, 171b) which open and close the plurality of discharge holes. A tip end surface (160a) of a piston (160) is provided with a plurality of convex portions (161a, 161b), at least tip end portions of which are located inside of the discharge holes (151a, 151b) in a state in which the piston (160) is located at a top dead center.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: May 5, 2020
    Assignee: PANASONIC APPLIANCES REFRIGERATION DEVICES SINAPORE
    Inventor: Masanori Kobayashi