Patents by Inventor Pratip Kumar Bhunia

Pratip Kumar Bhunia 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: 8292211
    Abstract: A yarn grasping device for grasping one or more ends of continuously advancing yarn (5) at the start of the winding operation on an empty bobbin mounted on a spindle (3) of an automatic turret type winder having at least two spindles (3) is disclosed. Said device comprising a support element (10) and a steering element (9), said steering element (9) being provided with at least one slit (11), said device being attached at the free end of each of said spindles (3) such that said steering element (9) and said support element (10) are positioned coaxially with their open faces being offset from each other, and characterized in that at least one grasping element (12) is mounted on said steering element (9) such that said slit (11) is partially covered to form a wedge, and in which wedge said advancing yarn (5) is securely grasped during the automatic changeover of said yarn (5) from the bobbin under winding (3a) to an empty bobbin (3b).
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: October 23, 2012
    Assignee: Lohia Starlinger Limited
    Inventor: Pratip Kumar Bhunia
  • Publication number: 20110198432
    Abstract: A yarn grasping device for grasping one or more ends of continuously advancing yarn (5) at the start of the winding operation on an empty bobbin mounted on a spindle (3) of an automatic turret type winder having at least two spindles (3) is disclosed. Said device comprising a support element (10) and a steering element (9), said steering element (9) being provided with at least one slit (11), said device being attached at the free end of each of said spindles (3) such that said steering element (9) and said support element (10) are positioned coaxially with their open faces being offset from each other, and characterized in that at least one grasping element (12) is mounted on said steering element (9) such that said slit (11) is partially covered to form a wedge, and in which wedge said advancing yarn (5) is securely grasped during the automatic changeover of said yarn (5) from the bobbin under winding (3a) to an empty bobbin (3b).
    Type: Application
    Filed: August 14, 2008
    Publication date: August 18, 2011
    Inventor: Pratip Kumar Bhunia