Patents by Inventor Jung-Shen Liao

Jung-Shen Liao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Refrigerating machine having tube-cooled evaporator and air-cooled evaporator
    Patent number: 9328952
    Abstract: A refrigerating machine having tube-cooled evaporator & air-cooled evaporator includes a refrigerating device (1) and a defroster (4). The refrigerating device (1) includes a compressor (11), a condenser (12), a reservoir (13), a heat exchanger (14), a first refrigerating electromagnetic valve (15a), a first expansion valve (16a), a tube-cooled evaporator (2), a second refrigerating electromagnetic valve (15b), a second expansion valve (16b), an air-cooled evaporator (3), and a plurality of pipes (10a, 10b, 10c, 10d, 10g). The defroster (4) includes a micro switch (41), a door-opening relay, a high/low pressure switch (43), a compressor electromagnetic switch, a delay relay (45), a set timer (46), a defrosting timer (47), a defrosting conversion contactor, and a defrosting resetting temperature switch (40).
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: May 3, 2016
    Inventor: Jung-Shen Liao
  • REFRIGERATING MACHINE HAVING TUBE-COOLED EVAPORATOR & AIR-COOLED EVAPORATOR
    Publication number: 20150047380
    Abstract: A refrigerating machine having tube-cooled evaporator & air-cooled evaporator includes a refrigerating device (1) and a defroster (4). The refrigerating device (1) includes a compressor (11), a condenser (12), a reservoir (13), a heat exchanger (14), a first refrigerating electromagnetic valve (15a), a first expansion valve (16a), a tube-cooled evaporator (2), a second refrigerating electromagnetic valve (15b), a second expansion valve (16b), an air-cooled evaporator (3), and a plurality of pipes (10a, 10b, 10c, 10d, 10g). The defroster (4) includes a micro switch (41), a door-opening relay, a high/low pressure switch (43), a compressor electromagnetic switch, a delay relay (45), a set timer (46), a defrosting timer (47), a defrosting conversion contactor, and a defrosting resetting temperature switch (40).
    Type: Application
    Filed: August 14, 2013
    Publication date: February 19, 2015
    Inventor: Jung-Shen Liao