Jalousie window interior of the house from jealous peering eyes. A patent for a basic louvered window was applied for in the US by a Joseph W. Walker, of Malden, Massachusetts, in 1900 and issued November 26, 1901, as patent no. 687705. A popular hand-cranked glass, aluminum, and screen window combination was later designed by American engineer Van Ellis Huff and found widespread use in temperate climates before the advent of air-conditioning. Jalousie windows were a popular feature in Mid-century modern houses, especially those built in warm and humid climates. Jalousie windows maximize natural ventilation by allowing airflow through the entire window
Types of motorcycles moped ridership saw a resurgence. Sales of motorcycles and scooters declined 43.2% in 2009, and continued to decrease in the first quarter of 2010, with scooter sales doing worst, down 13.3% compared to a 4.6% drop for all two-wheelers. Other types of small motorcycles include the monkey bike, Welbike, and minibike. There are various types of off-road motorcycles, also known as dirt bikes, specially designed for off-road events. The term off-road refers to driving surfaces that are not conventionally paved. These are rough surfaces, often created naturally, such as sand, gravel, a river, mud or snow. These types of terrain