US 12,294,046 B2
Transport drum for electrode assembly
Kenji Inagaki, Hyogo (JP); Tatsuya Masada, Hyogo (JP); and Masahide Maruyama, Nara (JP)
Assigned to PANASONIC HOLDINGS CORPORATION, Osaka (JP); and PANASONIC ENERGY CO., LTD., Osaka (JP)
Appl. No. 17/442,220
Filed by Panasonic Corporation, Kadoma (JP); and SANYO Electric Co., Ltd., Daito (JP)
PCT Filed Mar. 11, 2020, PCT No. PCT/JP2020/010493
§ 371(c)(1), (2) Date Sep. 23, 2021,
PCT Pub. No. WO2020/203112, PCT Pub. Date Oct. 8, 2020.
Claims priority of application No. 2019-067839 (JP), filed on Mar. 29, 2019.
Prior Publication US 2022/0190391 A1, Jun. 16, 2022
Int. Cl. H01M 10/04 (2006.01); H01M 10/0585 (2010.01)
CPC H01M 10/0404 (2013.01) [H01M 10/0585 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A transport drum for an electrode assembly, the transport drum comprising:
a plurality of holding heads placed in a circumferential direction of a drum, wherein
each of the plurality of holding heads is configured to hold a quadrangular electrode assembly and/or a quadrangular electrode single plate and to rotate around a common center axis, and
the plurality of holding heads is configured to have relative velocities with respect to each other which are changed each time a predetermined section is reached on a circumference of the drum.