Patent ID: 7506404

Claim:
A caster comprising: a running wheel; a fork bearing said running wheel; a mounting pin extending from said fork, said fork being pivotable relative to said mounting pin; a braking device disposed in said fork; a push rod housed within said mounting pin for displacing said braking device into a braking position, said push rod comprising a plurality of rotation blocking protrusions and an extension; a blocking part disposed in said fork, said blocking part having an opening sized to receive said extension, wherein said braking device is formed separately from said blocking part and said extension passes through said blocking part in the braking position for acting on said braking device; a control cam received within said mounting pin for actuating said push rod; and a direction-locking part mounted on said fork, wherein said push rod interacts with said direction-locking part and is biased by a spring into a direction-locking position.