Patents Assigned to OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD
  • Patent number: 10018499
    Abstract: A balance has a draft shield provided therefor. The shield has a base with upper and lower base covers (5, 6). The upper cover has a central hole in the middle thereof. A windproof ring is placed above the upper cover around a weighing pan of the balance. A shield (7) that is placed between the upper cover and the lower cover receives a weighing sensor (8) of the balance. A wind shield is placed above the base and a weighing compartment for receiving the weighing pan is placed between the wind shield and the upper cover. The windproof structure also has an isolation baffle (2) that is placed between the weighing pan and the upper cover. The high-accuracy balance of the present invention may effectively prevent air flow disturbances inside the balance.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: July 10, 2018
    Assignees: OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD., OHAUS INSTRUMENTS (SHANGHAI) CO., LTD.
    Inventor: Fangyuan Zhao
  • Patent number: D775977
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: January 10, 2017
    Assignee: OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD
    Inventors: Jian Wu, Fangyuan Zhao, Huawei Zhang
  • Patent number: D841502
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: February 26, 2019
    Assignee: OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD.
    Inventor: Jian Wu
  • Patent number: D848886
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: May 21, 2019
    Assignee: OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD.
    Inventors: Zhenhong Zhou, Zhang Huawei, Xuan Zhang
  • Patent number: D848887
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: May 21, 2019
    Assignee: OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD.
    Inventors: Zhenhong Zhou, Xiaoqing Wu, Xuan Zhang
  • Patent number: D864003
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: October 22, 2019
    Assignee: OHAUS INSTRUMENTS (CHANGZHOU) CO., LTD.
    Inventor: Jian Wu
  • Patent number: D869315
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: December 10, 2019
    Assignee: OHAUS Instruments (Changzhou) Co. Ltd.
    Inventors: Zehua Zong, Liping Zhao
  • Patent number: D870579
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: December 24, 2019
    Assignee: OHAUS Instruments (Changzhou) Co. Ltd.
    Inventors: Zehua Zong, Liping Zhao