Patents by Inventor Karim Malek Tewfik Lefki

Karim Malek Tewfik Lefki 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).

  • Supply connector for a discharge lamp
    Patent number: 6869300
    Abstract: The invention relates to a supply connector (10) for a discharge lamp (12) of the type which includes an insulating housing (18) in which an opening (56) is provided for the axial introduction of a free end (26) of the glass body (28) of the discharge lamp (12) including a longitudinal electrode (30) formed by a front section (32) which extends to the exterior of the body (28) and a rear section (34) which extends inside a front section (36) of the free end of the body (28) and which is designed to be supplied with a direct current, and of the type in which a contact blade (20) is formed, which blade cooperates with the front section (32) of the electrode (30) for connecting the lamp (12) to an electrical supply member, characterized in that it includes an electrically conducting ring (22) which is connected to ground, which is axially traversed by the front section (36) of the free end of the glass body (28), and which is designed to be at least partly in contact with a portion (150) of the outer wall of the
    Type: Grant
    Filed: July 4, 2002
    Date of Patent: March 22, 2005
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Karim Malek Tewfik Lefki, Philippe De Montureux, Ahmed Mokhtari
  • Supply connector for a discharge lamp
    Publication number: 20040171291
    Abstract: The invention relates to a supply connector (10) for a discharge lamp (12) of the type which comprises an insulating housing (18) in which an opening (56) is provided for the axial introduction of a free end (26) of the glass body (28) of the discharge lamp (12) comprising a longitudinal electrode (30) formed by a front section (32) which extends to the exterior of the body (28) and a rear section (34) which extends inside a front section (36) of the free end of the body (28) and which is designed to be supplied with a direct current, and of the type in which a contact blade (20) is formed, which blade cooperates with the front section (32) of the electrode (30) for connecting the lamp (12) to an electrical supply member, characterized in that it comprises an electrically conducting ring (22) which is connected to ground, which is axially traversed by the front section (36) of the free end of the glass body (28), and which is designed to be at least partly in contact with a portion (150) of the outer wall of
    Type: Application
    Filed: January 6, 2004
    Publication date: September 2, 2004
    Inventors: Karim Malek Tewfik Lefki, Philippe De Montureux, Ahmed Mokhtari