Patent ID: 6038298
Filing Date: 2000-03-14
Classification: H04M

Abstract:
A lower casing structure adapted to be releasably attached to a lower portion of a payphone to protect the lower portion of the payphone in which a coin collection container may be arranged, the lower casing structure comprising an outer casing member configured to fit over the lower portion of the payphone and having a plurality of threaded rods fixed thereon, a reinforcement plate having a plurality of holes corresponding to and fit over the threaded rods, a coin container shield having a plate portion on which a plurality of holes corresponding to and fit over the threaded rods and a flange on which securing slots are formed and a support plate having a plurality of holes corresponding to and fit over the threaded rods so as to sandwich the coin container shield and the reinforcement plate between the support plate and the outer casing member, nuts being provided to engage the threaded rods for securing the support plate to the outer casing member, a locking mechanism being provided on the support plate, comprising a rotatable member supported on the support plate and adapted to be manually rotated between a first position and a second position, the rotatable member comprising a plurality of camming slots formed thereon, each having a follower pin movably received therein to form a camming engagement therebetween, each of the follower pins having a latch fixed thereto to be corresponding to one of the securing slots of the coin container shield and moveable with the follower pin with respect to the coin container shield so that when the rotatable member is rotated between the first and second positions, the camming engagement between each of the camming slots and the respective follower pin drives the latch to extend through the securing holes for securing the lower casing structure to the lower portion of the payphone.