.. _folio/titleblock/what_is

========================
What is the title block?
========================


The title block of a drawing is a table which usually is placed at the bottom from the drawing. 
The title block is the responsible to provide all necessary information to identify and verify 
the drawing validity.

.. figure:: ../../images/qet_title_block_default.png
   :align: center

   Figure: QElectroTech Title block example

Some information which can be found at a title block is: 

   * Drawing / Schema title
   * Drawing / Schema number
   * Drawing / Schema size (Horizontal A3 sheet is the more common at electrical shemas)
   * Revision index
   * Author
   * Date
   * License (Ex.: `ISO 16016`_ protection notices for restricting the use of documents and products)
   * Logo

.. note::

   Refer to `IEC 61082-1`_ norm for more detailed information about the recomended content 
   that should be included in the title block.

As table, the elemets from a title block are:

    1. `Cell`_
    2. `Column`_
    3. `Row`_

.. _ISO 16016: https://www.iso.org/standard/65277.html
.. _IEC 61082-1: https://webstore.iec.ch/publication/4469

.. _Cell: ../../folio/title_block/elements/cell.html
.. _Column: ../../folio/title_block/elements/column.html
.. _Row: ../../folio/title_block/elements/row.html