Patents by Inventor Jin Wen Wang

Jin Wen Wang 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).

  • Gearing device having noise reducing structure
    Patent number: 7070536
    Abstract: A gearing device includes two gear members each having a number of teeth engaged with each other, to form various kinds of gear transmission structures or gearing or coupling devices. One of the gear members includes a peripheral groove formed in inner or outer portion, and a ring engaged in the peripheral groove of the gear member, and engageable with the teeth of the other gear member, to reduce noises that may be generated between the gear members. The ring may also include a number of teeth for engaging with the teeth of the other gear member, to effectively reduce the noises.
    Type: Grant
    Filed: May 31, 2004
    Date of Patent: July 4, 2006
    Inventors: Jin Jye Wang, Jin Wen Wang
  • Gearing device having noise reducing structure
    Publication number: 20040248695
    Abstract: A gearing device includes two gear members each having a number of teeth engaged with each other, to form various kinds of gear transmission structures or gearing or coupling devices. One of the gear members includes a peripheral groove formed in inner or outer portion, and a ring engaged in the peripheral groove of the gear member, and engageable with the teeth of the other gear member, to reduce noises that may be generated between the gear members. The ring may also include a number of teeth for engaging with the teeth of the other gear member, to effectively reduce the noises.
    Type: Application
    Filed: May 31, 2004
    Publication date: December 9, 2004
    Inventors: Jin Jye Wang, Jin Wen Wang