Patent ID: 11859398
Assignee: nan
Field: Civil engineering (Other fields)
Classification: CPC E  A  F  H | IPC A  E  F

Claim 1:
2. The portable post office of claim 1, wherein said locking mechanism further comprises:
a sliding member horizontally mounted to said left side wall;
a hook member mounted to said sliding member; and
a loop member mounted to said back side of said rack member and configured to receive said hook member,
wherein said sliding member is configured to move horizontally into a first position such that said hook member engages said loop member thereby securing said rack member in place against said left side wall and thereby preventing said rack member from moving along said track member; and
wherein said sliding member is configured to move horizontally into a second position such that said hook member disengages from said loop member thereby allowing said rack member to be moved along said track member.