US 11,811,067 B2
Die head and die coater
Masakazu Umehara, Toyota (JP)
Assigned to TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed by TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota (JP)
Filed on Mar. 11, 2022, as Appl. No. 17/654,511.
Application 17/654,511 is a division of application No. 16/553,569, filed on Aug. 28, 2019, granted, now 11,695,120.
Claims priority of application No. 2018-205383 (JP), filed on Oct. 31, 2018.
Prior Publication US 2022/0200008 A1, Jun. 23, 2022
Int. Cl. H01L 31/00 (2006.01); H01M 4/62 (2006.01); H01M 4/1391 (2010.01); H01M 4/04 (2006.01); H01M 4/131 (2010.01); H01M 10/42 (2006.01); H01M 4/139 (2010.01); H01M 10/0587 (2010.01); H01M 4/02 (2006.01); H01M 10/0525 (2010.01)
CPC H01M 4/628 (2013.01) [H01M 4/043 (2013.01); H01M 4/0404 (2013.01); H01M 4/131 (2013.01); H01M 4/139 (2013.01); H01M 4/1391 (2013.01); H01M 10/0587 (2013.01); H01M 10/4235 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A die head comprising:
a first slot extending straight in a width direction perpendicular to a feeding direction in which a subject to be coated is fed, the first slot being configured to discharge first paste; and
a second slot located on one side in the width direction relative to the first slot at a predetermined distance, the second slot being narrower in the width direction than the first slot and configured to discharge second paste,
wherein the die head further includes a passage configured to direct the second paste to the second slot, and
the second passage has a shape allowing the second paste to move toward the second slot and move toward another side in the width direction.