| 摘要 |
The present invention provides a shield for overlying a keypad and restricting the view of third parties. The shield comprises a main body connectable to the keypad and a screen defined in the main body and overlying the keypad. The keypad may only be viewed through the screen by the user of the keypad. The screen may be slidable and may be provided with a film that restricts the viewing angle such that the keypad may only be viewed through the screen from within a range of angles, which range is approximately 20° centered normal to the surface of the screen. The main body further provides an opening through which manual access to the keypad is permitted. The present invention finds particular use on the keypad of ATMs and point of sale PIN units. |
