Trailer hitch with extensible throat

A trailer hitch comprising:

• a frame, suited for operative attachment to a towing vehicle,
• a throat, having a forward and a rearward end, operatively affixed to said frame and defining a cavity with an opening at the rearward end, whereby the rearward end may face a vehicle to be towed, said throat further including at least two walls and a supporting plate, said at least two walls being configured relative to one another at a predefined angle and affixed to said supporting plate, thereby defining a frusto-pyramidally shaped cavity within said throat, at least one wall of said at least two walls including at least one recess defined therein;
• an elongated glide means, having a forward end and a rearward end, said forward end operably mounted within said throat cavity for lateral movement of the rearward end;
• a telescoping member having a forward and a rearward end, said forward end adapted to matingly engage said throat and adapted to matingly engage said glide means, and adapted for selected operative securement to a vehicle to be towed;
• and
• a locking pin assembly including a movable pin which is biased toward engagement with said telescoping member so as to lock said telescoping member in place into a predefined orientation of the telescoping member, said moveable pin being biased toward engagement with said at least one wall for selected trawl therealong, said at least one recess being configured for capture of said movable pin upon passage of said movable pin thereover, whereby the trailer hitch is made ready to tow the vehicle to be towed.