Hinge joint best examples of ginglymoid joints are the Interphalangeal joints of the hand and those of the foot and the joint between the humerus and ulna. The knee joints and ankle joints are less typical, as they allow a slight degree of rotation or of side-to-side movement in certain positions of the limb. The knee is the largest hinge joint in the human body. Hinge and pivot joints are both types of synovial joint. A hinge joint can be considered a modified sellar/saddle joint, with reduced movement. Other objects that work like hinged joints are door hinges, closet doors, and dog
Motorcycle saddle Motorcycle saddle A motorcycle saddle is a term for a motorcycle seat in some parts of the world. It is a seat for carrying a rider and, possibly, a passenger, and which is attached to a motorcycle often but not exclusively, behind the fuel tank. There are several types of saddles used on motorcycles. Most common is the "dual saddle" or "benchseat" which is used on the majority of motorcycles today. It allows both the rider and passenger to be seating fore and aft on a single saddle. Dual saddles, that is two separate saddles (and often independently sprung), are