Screen wiper arrangement
AssigneeVolvo Construction Equipment AB
InventorOliver Bichler
Life of this patent
Estimating the term…
Abstract
A screen wiper arrangement is provided including a window screen and a screen wiper for cleaning the window screen, wherein the window screen is arranged in an opening of a cabin and inserted in a window frame, and wherein the window screen includes at least one screen portion which can be moved between an open and a closed position. The window screen includes an electrically conductive element coupleable to an electrical circuit which has at least a first state in response to a first position of the at least one screen portion and a second state in response to a second position of the at least one screen portion. One or more contact points are available for detecting if the electrical circuit is in the first or the second state, and a wiper control element is provided which controls the activation of the screen wiper system.
Claims14
A screen wiper arrangement comprising a window screen and a screen wiper for cleaning the window screen, wherein the window screen is arranged in an opening of a cabin and inserted in a window frame, and wherein the window screen comprises at least one screen portion which can be moved between an open and a closed position, wherein
- (i) the window screen comprises an electrically conductive element coupleable to an electrical circuit which has at least a first state in response to a first position of the at least one screen portion and a second state in response to a second position of the at least one screen portion;
- (ii) one or more contact points are available for detecting if the electrical circuit is in the first or the second state;
- and
- (iii) a wiper control element is provided which controls the activation of the screen wiper system (50U, 50L) depending on the actual state of the electrical circuit, wherein the electrically conductive element is integrated in an electric window heater arranged at the window screen.
Dependencies are inferred from the claim text.