Conveyor Belt

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 513 513"
>
    <path
        d="M504.5 497.5h-59.426v-20.34c0-12.407-10.093-22.5-22.5-22.5H398.5v-70.487l40.397-36.673h7.603c36.668 0 66.5-29.832 66.5-66.5s-29.832-66.5-66.5-66.5h-74.184a31.244 31.244 0 0 0 4.654-16.44V71.431c0-17.336-14.104-31.439-31.44-31.439h-31.414V23.39c0-12.622-10.269-22.89-22.89-22.89h-68.93c-12.622 0-22.89 10.269-22.89 22.89v16.601h-31.414c-17.336 0-31.44 14.104-31.44 31.439V123.422a7.5 7.5 0 0 0 15 0v-22.065c.07 0 .139.006.209.006 24.923 0 44.831-21.51 42.837-46.372h124.326c-2.039 24.734 17.849 46.372 42.837 46.372.07 0 .139-.005.209-.006v66.777c-.07 0-.139-.006-.209-.006-25.004 0-44.829 21.471-42.837 46.372H194.599c1.932-24.883-17.769-46.372-42.837-46.372-.07 0-.139.005-.209.006v-9.712a7.5 7.5 0 0 0-15 0v39.638a31.244 31.244 0 0 0 4.654 16.44H67.5C30.832 214.5 1 244.332 1 281s29.832 66.5 66.5 66.5h5.603l40.397 36.673v70.487H89.426c-12.407 0-22.5 10.093-22.5 22.5v20.34H7.5a7.5 7.5 0 0 0 0 15h497a7.5 7.5 0 0 0 0-15zM151.761 86.363c-.07 0-.139-.005-.209-.006V71.431c0-9.065 7.375-16.439 16.44-16.439h11.514c1.996 16.433-11.034 31.371-27.745 31.371zm147.356-46.372h-84.71V23.39c0-4.351 3.54-7.89 7.89-7.89h68.93c4.351 0 7.89 3.54 7.89 7.89zM398.5 363.914V347.5h18.08zM361.761 86.363c-16.752 0-29.804-14.804-27.744-31.372h11.513c9.065 0 16.44 7.375 16.44 16.439v14.926c-.069.002-.139.007-.209.007zm0 96.765c.07 0 .139.005.209.006v14.926c0 9.065-7.375 16.44-16.44 16.44h-11.513c-2.108-16.853 10.887-31.372 27.744-31.372zm-210.209.006c.07-.001.139-.006.209-.006 16.687 0 29.81 14.791 27.745 31.372h-11.514c-9.065 0-16.44-7.375-16.44-16.44zM95.42 347.5h18.08v16.414zm64.654 150H81.926v-20.34c0-4.136 3.364-7.5 7.5-7.5h63.147c4.136 0 7.5 3.364 7.5 7.5v20.34zm176.852-20.34v20.34H175.074v-20.34c0-12.407-10.093-22.5-22.5-22.5H128.5v-70.487l40.397-36.673h97.849a7.5 7.5 0 0 0 0-15H67.5C39.103 332.5 16 309.397 16 281s23.103-51.5 51.5-51.5h379c28.397 0 51.5 23.103 51.5 51.5s-23.103 51.5-51.5 51.5H301.745a7.5 7.5 0 0 0 0 15h41.358l40.397 36.673v70.487h-24.074c-12.406 0-22.5 10.093-22.5 22.5zM128.5 363.914V347.5h18.08zm255-16.414v16.414L365.42 347.5zm46.574 150h-78.147v-20.34c0-4.136 3.364-7.5 7.5-7.5h63.147c4.136 0 7.5 3.364 7.5 7.5zm16.819-181.393C466.251 316.107 482 300.358 482 281s-15.749-35.107-35.107-35.107-35.108 15.749-35.108 35.107 15.749 35.107 35.108 35.107zm0-55.214c11.087 0 20.107 9.02 20.107 20.107s-9.02 20.107-20.107 20.107-20.107-9.02-20.107-20.107 9.019-20.107 20.107-20.107zm-381.786-15C45.749 245.893 30 261.642 30 281s15.749 35.107 35.107 35.107 35.107-15.749 35.107-35.107-15.748-35.107-35.107-35.107zm0 55.214C54.02 301.107 45 292.087 45 281s9.02-20.107 20.107-20.107 20.107 9.02 20.107 20.107-9.019 20.107-20.107 20.107zm95.447-55.214c-19.358 0-35.107 15.749-35.107 35.107s15.749 35.107 35.107 35.107 35.107-15.749 35.107-35.107-15.749-35.107-35.107-35.107zm0 55.214c-11.087 0-20.107-9.02-20.107-20.107s9.02-20.107 20.107-20.107 20.107 9.02 20.107 20.107-9.02 20.107-20.107 20.107zm190.892 15c19.358 0 35.107-15.749 35.107-35.107s-15.749-35.107-35.107-35.107-35.107 15.749-35.107 35.107 15.749 35.107 35.107 35.107zm0-55.214c11.087 0 20.107 9.02 20.107 20.107s-9.02 20.107-20.107 20.107-20.107-9.02-20.107-20.107 9.02-20.107 20.107-20.107zm-95.446-15c-19.358 0-35.107 15.749-35.107 35.107s15.749 35.107 35.107 35.107 35.107-15.749 35.107-35.107-15.749-35.107-35.107-35.107zm0 55.214c-11.087 0-20.107-9.02-20.107-20.107s9.02-20.107 20.107-20.107 20.107 9.02 20.107 20.107-9.02 20.107-20.107 20.107z"
    />
</svg>