Patents Assigned to Perfect Union Co., Ltd.
  • Patent number: 10779674
    Abstract: A circulation cooking device includes a housing and two casings. Within the housing and the casings, there are provided two sets of a wheel control device, a temperature limiting thermostat, a circuit board for switch control, a mechanical fan for drawing cold air in and expelling hot air out, a main circuit board configured to activate heating and agitation; a drive source for agitation and testing, a support for heating member, an electric heating member, a fan blade assembly, and an inlet device. The circulation cooking device can mounted on a large container by a seat for single container or two small containers by a seat for double container.
    Type: Grant
    Filed: March 12, 2018
    Date of Patent: September 22, 2020
    Assignee: PUC Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: 10595662
    Abstract: A sous-vide circulator cooker includes a casing including a front shell and a rear shell; a wheel control device, a temperature limiting thermostat, a circuit board for controlling switch, a mechanical fan for drawing cold air in and expelling hot air out, a main circuit board configured to activate heating and agitation; a drive source for agitation and testing, a support for heating member, an electric heating member, a fan blade assembly, a lower case section configured to store a quantity of liquid which is configured to be agitate by the fan blade assembly, an inlet device including, a fastening assembly, and an AC power cord for supplying power to electrical components of the circulator cooker.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: March 24, 2020
    Assignee: PUC Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: 10562583
    Abstract: A folding electrically powered vehicle includes a handlebar unit mounted at an upper end of a stem; a front wheel; an inverted U-shaped front suspension assembly including an intermediate joint pivotably mounted on a lower portion of the stem, a rearward curved frame member, and two foot rests; a front frame having two ends of a front portion pivotably secured to the two ends of the suspension assembly, the front frame including two rearward extending bars; a rear frame including two side bars pivotably secured to the rearward extending bars, two rear wheels, and a stop tube across front portions of the side bars; a seat assembly including two bottom tubes pivotably secured to two ends of the rearward extending bars respectively, and a pivotal seat back; and two shock absorbers each pivotably secured to the seat assembly and the rear frame.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: February 18, 2020
    Assignee: PUC PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Patent number: 9533729
    Abstract: A foldable electric vehicle includes a front frame including two side mounts; a front foot rest including two mounting members and a rear hole; a rear foot rest including two mounting members, a front pivotal board, and a spring biased lock pin locked in the hole; a rear pedestal including two mount elements, two chair supports, and a top hook; hinges for connecting the front frame and the front foot rest, connecting the front foot rest and the rear foot rest, and the rear foot rest and the pedestal; two front links each pivotably secured to the side mount and the mounting member; two rear links each pivotably secured to the mount element and the mounting member; a chair including a transverse rod and a spring biased lock rod locked in the hook; and two sets of two pivotal bars pivotably connected to chair supports and the chair.
    Type: Grant
    Filed: April 20, 2016
    Date of Patent: January 3, 2017
    Assignee: PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Patent number: 9447981
    Abstract: A combination cooling and heating device is provided with a cooling fan including an outlet including a mouth; and a heater including a mouth member complimentarily connected to the mouth of the outlet of the cooling fan, an indicator, a shell member including heating elements, a blade assembly, a micro switch, a spring biased trigger member, a front louver, and a frame secured to both the louver and the shell member. The trigger member is attached to the micro switch. The blade assembly is rotatably secured to the trigger member. In a heating operation, the fan activates to produce airflow which rotates the blade assembly, the blade assembly rotates to pull the trigger member, and the trigger member turns on the micro switch which activates the heating elements, thereby taking heat generated by the heating elements out of the louver.
    Type: Grant
    Filed: December 6, 2013
    Date of Patent: September 20, 2016
    Assignee: PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Patent number: 9339827
    Abstract: A portable misting fan is provided with a housing; a fluid reservoir including an externally threaded neck; an internally threaded connecting ring secured to the neck; a battery powered fan motor in the housing; fan blades; a first switch on the housing for turning on or off the fan motor; a battery powered pump motor in the housing; a pump driven by the pump motor; a fluid outlet port on the pump; a hose having one end secured to the fluid outlet port; an atomizing head on the housing and secured to the other end of the hose; a fluid inlet tube; a second switch on the housing for turning on or off the pump motor; and a fluid tube having one end secured to the fluid inlet tube and an other end terminates in the fluid reservoir. Fin mist can be generated by the misting fan.
    Type: Grant
    Filed: July 14, 2014
    Date of Patent: May 17, 2016
    Assignee: PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Publication number: 20150204340
    Abstract: A fan is provided with a brushless DC motor; a controller assembly mounted in the brushless DC motor and electrically connected to the motor; a control electrically connected to the controller assembly; and a remote control. The controller assembly includes a filter, a full-wave rectifier electrically connected to the filter for converting AC into DC, a motor controller electrically interconnected the full-wave rectifier and the brushless DC motor, a wire control module electrically connected the control, a microprocessor electrically connected to the wire control module, a control IC electrically interconnected the motor controller and the microprocessor, and a remote control module electrically connected to the control. The fan can be controlled either remotely or by conducting wire.
    Type: Application
    Filed: January 20, 2014
    Publication date: July 23, 2015
    Applicant: Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Publication number: 20150159891
    Abstract: A combination cooling and heating device is provided with a cooling fan including an outlet including a mouth; and a heater including a mouth member complimentarily connected to the mouth of the outlet of the cooling fan, an indicator, a shell member including heating elements, a blade assembly, a micro switch, a spring biased trigger member, a front louver, and a frame secured to both the louver and the shell member. The trigger member is attached to the micro switch. The blade assembly is rotatably secured to the trigger member. In a heating operation, the fan activates to produce airflow which rotates the blade assembly, the blade assembly rotates to pull the trigger member, and the trigger member turns on the micro switch which activates the heating elements, thereby taking heat generated by the heating elements out of the louver.
    Type: Application
    Filed: December 6, 2013
    Publication date: June 11, 2015
    Applicant: Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: 8894049
    Abstract: A fan heater with a humidifier includes a housing in which both a warm air generation mechanism for generating warm air and a humidification mechanism for generating a mist are provided. The fan heater with the humidifier is characterized by its integrated structure for effectively providing warm air and appropriate moisture at the same time, so as to prevent the air around the fan heater from being too dry.
    Type: Grant
    Filed: June 13, 2012
    Date of Patent: November 25, 2014
    Assignee: Perfect Union Co., Ltd.
    Inventor: Chan Ching
  • Patent number: D674067
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: January 8, 2013
    Assignee: Perfect Union Co., Ltd.
    Inventor: Chan Ching
  • Patent number: D680636
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: April 23, 2013
    Assignee: Perfect Union Co., Ltd.
    Inventor: Chan Ching
  • Patent number: D691250
    Type: Grant
    Filed: October 29, 2012
    Date of Patent: October 8, 2013
    Assignee: Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: D701950
    Type: Grant
    Filed: April 19, 2013
    Date of Patent: April 1, 2014
    Assignee: Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: D765559
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: September 6, 2016
    Assignee: PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Patent number: D809974
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: February 13, 2018
    Assignee: PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Patent number: D886688
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: June 9, 2020
    Assignee: PUC PERFECT UNION CO., LTD.
    Inventor: Ching Chan
  • Patent number: D900986
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: November 3, 2020
    Assignee: PUC Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: D907751
    Type: Grant
    Filed: February 8, 2017
    Date of Patent: January 12, 2021
    Assignee: Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: D948460
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: April 12, 2022
    Assignee: PUC Perfect Union Co., Ltd.
    Inventor: Ching Chan
  • Patent number: D1006204
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: November 28, 2023
    Assignee: PUC Perfect Union Co., Ltd.
    Inventor: Ching Chan