Patents by Inventor Uttam Sarda

Uttam Sarda 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).

  • Magnetic holding apparatus for holding workpieces
    Patent number: 7999645
    Abstract: An electro permanent magnetic apparatus with monolithic working face for holding workpieces magnetically or mechanically comprises a base plate and a ferrous monolithic working face. The base plate has a pocket or recess which houses reversible magnets and electrical windings; the working face has magnetic poles which are demarked by slots. On the opposite side of the working face recesses are provided beneath the slots for housing non-reversible permanent magnets.
    Type: Grant
    Filed: January 22, 2010
    Date of Patent: August 16, 2011
    Assignee: East Coast Enterpriser Ltd
    Inventor: Uttam Sarda
  • ELECTRO PERMANENT MAGNETIC APPARATUS WITH DUAL WORKING FACE
    Publication number: 20100308519
    Abstract: An Electro Permanent Magnetic work holding apparatus with two working faces generating dual side magnetic flux with an innovative arrangement of permanent magnets for anchoring of ferromagnetic materials comprises of coils or electrical winding(s) (3), reversible magnet(s) (5) and non reversible magnet(s) (6) which are suitably selected and deployed between the two working faces (1 and 9) for magnetization and demagnetization of the said dual working faces.
    Type: Application
    Filed: September 24, 2008
    Publication date: December 9, 2010
    Inventor: Uttam Sarda
  • Magnetic holding apparatus for holding workpieces
    Publication number: 20080290973
    Abstract: An electro permanent magnetic apparatus with monolithic working face for holding workpieces magnetically or mechanically comprises a base plate and a ferrous monolithic working face. The base plate has a pocket or recess which houses reversible magnets and electrical windings; the working face has magnetic poles which are demarked by slots. On the opposite side of the working face recesses are provided beneath the slots for housing non-reversible permanent magnets.
    Type: Application
    Filed: October 24, 2007
    Publication date: November 27, 2008
    Inventor: Uttam Sarda