US 12,246,507 B2
Printing device, printer, and box making machine
Mitsuhiro Nadachi, Hyogo (JP); Kazuya Akita, Hyogo (JP); and Makoto Shimohatsubo, Hyogo (JP)
Assigned to MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD., Kobe (JP)
Appl. No. 18/037,023
Filed by MITSUBISHI HEAVY INDUSTRIES MACHINERY SYSTEMS, LTD., Hyogo (JP)
PCT Filed Oct. 28, 2021, PCT No. PCT/JP2021/039855
§ 371(c)(1), (2) Date May 15, 2023,
PCT Pub. No. WO2022/102426, PCT Pub. Date May 19, 2022.
Claims priority of application No. 2020-190300 (JP), filed on Nov. 16, 2020.
Prior Publication US 2024/0100799 A1, Mar. 28, 2024
Int. Cl. B31B 50/88 (2017.01); B31B 50/04 (2017.01); B31B 50/07 (2017.01); B31B 50/25 (2017.01); B31B 50/62 (2017.01); B41J 2/175 (2006.01); B41J 3/28 (2006.01); B41J 27/12 (2006.01); B41J 29/13 (2006.01); B41J 29/54 (2006.01)
CPC B31B 50/88 (2017.08) [B41J 2/17596 (2013.01); B41J 3/286 (2013.01); B41J 27/12 (2013.01); B41J 29/13 (2013.01); B41J 29/54 (2013.01); B31B 50/042 (2017.08); B31B 50/07 (2017.08); B31B 50/25 (2017.08); B31B 50/624 (2017.08)] 15 Claims
OG exemplary drawing
 
1. A printing device comprising:
a printing cylinder on which a printing plate is mountable;
an ink supply roll that is disposed on an upstream side or a downstream side of the printing cylinder in a sheet transfer direction and is contactable with the printing cylinder;
an ink supply section that is configured to supply ink to the ink supply roll;
a first cover that covers an upper side of the printing cylinder in a vertical direction and is openable and closable; and
a foothold that covers an upper side of the ink supply roll in the vertical direction and on which an operator is able to perform work.