Patent ID: 8752854

Claim:
A trailer with a detachable gooseneck, comprising a deck supported toward the rear by ground engaging wheels, mating surfaces on the gooseneck and the deck which abut against each other when the gooseneck is attached to the deck, coupling pins extending along spaced apart, parallel axes from the gooseneck and the deck on opposite sides of the abutting surfaces, a coupling link movable along the pin on the gooseneck between a first position in which the link engages the pin on the deck and a second position in which the link is disengaged from the pin on the deck, an operating arm engagable with the coupling link, an actuator mounted on the gooseneck and connected to the operating arm for moving the coupling link between the first and second positions, an elongated cylindrical housing connected to the operating arm, a guide post attached to the gooseneck and disposed coaxially of the housing, and a compression spring having a first portion disposed coaxially about the post and a second portion within the housing for urging the coupling link toward the first position.