Patents by Inventor Weigang Ji

Weigang Ji 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).

  • Patent number: 7571968
    Abstract: A drawer slide (12) is provided with a front release lock (32) and disconnect lock (34) moveably mounted a first slide member (14) for engaging opposite sides of a stopper (28) mounted to a second slide member (16). A release linkage (22) is slidably secured to the first slide member (14) for moving the release lock (32) from a lock position to a release position, spaced apart from the stopper (28), to allow the first slide member (14) to retract into the second slide member (16). A disconnect linkage (24) is slidably secured to the first slide member (14) for moving the disconnect lock (34) from a retaining position to a disconnect position, spaced apart from the catch (30), to allow the first slide member (14) to be removed from the second slide member (16). The front release lock (32) and the disconnect lock (34) are slidably secured within a bracket (36) with bias springs (38, 40) urging the release lock (32) into the lock position and the disconnect lock (34) into the retaining position.
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: August 11, 2009
    Assignee: Central Industrial Supply Company
    Inventors: Weigang Ji, Wenming Yang, Alfred E. Barry, Jr., Meng Kee Koh
  • Publication number: 20080111457
    Abstract: A drawer slide (12) is provided with a front release lock (32) and disconnect lock (34) moveably mounted a first slide member (14) for engaging opposite sides of a stopper (28) mounted to a second slide member (16). A release linkage (22) is slidably secured to the first slide member (14) for moving the release lock (32) from a lock position to a release position, spaced apart from the stopper (28), to allow the first slide member (14) to retract into the second slide member (16). A disconnect linkage (24) is slidably secured to the first slide member (14) for moving the disconnect lock (34) from a retaining position to a disconnect position, spaced apart from the catch (30), to allow the first slide member (14) to be removed from the second slide member (16). The front release lock (32) and the disconnect lock (34) are slideably secured within a bracket (36) with bias springs (38, 40) urging the release lock (32) into the lock position and the disconnect lock (34) into the retaining position.
    Type: Application
    Filed: November 9, 2006
    Publication date: May 15, 2008
    Inventors: Weigang Ji, Wenming Yang, Alfred E. Barry, Meng Kee Koh