• All sections
• B - Performing operationstransporting
• B30B - Presses in generalpresses not otherwise provided for
• B30B 1/28 - Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by cams, eccentrics, or cranks the cam, crank, or eccentric being disposed below the lower platen or table and operating to pull down the upper platen or slide

Patent holdings for IPC class B30B 1/28

Total number of patents in this class: 22

10-year publication summary

Principal owners for this class