RETAINING RING DIN471 28X1,5-FS, P/N: 00102768 FOR JIB CRANE LONG TRAVEL MOTOR, TYPE: KA127/T DV132ML 4/BM/HF/TH/C3, SERIAL NO.: 01.1257022625.0003X09, MAKE: SEW-EURODRIVE, EQUIPMENT: HYUNDAI JIB CRANE 30T AND 50T, YOM: 2009

The impact of the 4D printer on the international market
The most obvious advantage of 4D printing is that objects larger than printers can be printed as just one part. Because they can shrink and unfold, items that are too large to fit in a printer can be compressed and then become full size.