Patents by Inventor Vit Ledl

Vit Ledl 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).

  • Indicator lamp
    Patent number: 9336966
    Abstract: An indicator lamp is disclosed, in particular for an electromechanical command device. The indicator lamp includes a housing and a light source, which is arranged in the housing and emits light when supplied with energy. Furthermore, a lens arrangement is provided, including a first lens unit, which is arranged in the propagation direction of the light emitted by the light source and is built such that light beams emitted by the light source exit substantially parallel from a side of the first lens unit that faces away from the light source. The lens arrangement includes a second lens, which is arranged on the side of the first lens unit that faces away from the light source and is built such that some of the light beams exiting from the first lens unit are directed with respect to the propagation direction towards a transparent side surface of the housing.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: May 10, 2016
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Jindrich Halama, Vit Ledl, Radek Melich, Jiri Varak
  • INDICATOR LAMP
    Publication number: 20150255230
    Abstract: An indicator lamp is disclosed, in particular for an electromechanical command device. The indicator lamp includes a housing and a light source, which is arranged in the housing and emits light when supplied with energy. Furthermore, a lens arrangement is provided, including a first lens unit, which is arranged in the propagation direction of the light emitted by the light source and is built such that light beams emitted by the light source exit substantially parallel from a side of the first lens unit that faces away from the light source. The lens arrangement includes a second lens, which is arranged on the side of the first lens unit that faces away from the light source and is built such that some of the light beams exiting from the first lens unit are directed with respect to the propagation direction towards a transparent side surface of the housing.
    Type: Application
    Filed: November 20, 2012
    Publication date: September 10, 2015
    Inventors: Jindrich Halama, Vit Ledl, Radek Melich, Jiri Varak