device for parking lot ordered shopping carts - spending in fixed points, and the second file of length is defined.

摘要

the picture shows the longitudinal section of the device in the subject before the connection of multiple carts to the appropriate keys.the chain 12 which is set each of the keys "c" is bound in the other end.an element 9 for sliding within the guide tube 4 while said element 9 is set by means of a pair of screws, a rigid pole 10.properly beveled at the end.advancing acts against the spring piolino element 9 of the next device in this way and, therefore, can be used to hook the unlocked on key the cart follows.within the guide tube 4 is a cylindrical spring booster 11 agent between the sliding element 9 and a terminal 5 which accompanies the chain 12 from the exit of the guide 4 to the leftta from the bottom of the element scatolare 1 - 2 which presses with a collar.