The spin machines in the gym are always occupied.

There are several xerox machines in the office.

I need to withdraw some cash from the automatic teller machines.

Unlimited register machines are powerful computational devices.

The factories in this industrial park are well-oiled machines.

There are several automated teller machines in the bank.

Universal Turing machines are capable of simulating any other Turing machine.

Rube Goldberg machines are intricate and whimsical contraptions that perform simple tasks in overly complicated ways.

There are several ticket vending machines at the train station.

The ticket stamping machines are located near the entrance.