US 12,142,417 B2
Ignition coil for internal combustion engine
Norihiro Adachi, Kariya (JP); Kanechiyo Terada, Kariya (JP); and Tetsuya Miwa, Kariya (JP)
Assigned to DENSO CORPORATION, Kariya (JP)
Filed by DENSO CORPORATION, Kariya (JP)
Filed on Aug. 15, 2023, as Appl. No. 18/449,742.
Application 18/449,742 is a continuation of application No. 18/071,957, filed on Nov. 30, 2022, granted, now 11,769,627.
Application 18/071,957 is a continuation of application No. 17/747,024, filed on May 18, 2022, granted, now 11,545,300, issued on Jan. 3, 2023.
Application 17/747,024 is a continuation of application No. 17/448,741, filed on Sep. 24, 2021, granted, now 11,367,567, issued on Jun. 21, 2022.
Application 17/448,741 is a continuation of application No. PCT/JP2020/002516, filed on Jan. 24, 2020.
Claims priority of application No. 2019-058801 (JP), filed on Mar. 26, 2019.
Prior Publication US 2023/0395318 A1, Dec. 7, 2023
Int. Cl. H01F 38/12 (2006.01); F02P 3/02 (2006.01); F02P 13/00 (2006.01)
CPC H01F 38/12 (2013.01) [F02P 3/02 (2013.01); F02P 13/00 (2013.01); H01F 2038/122 (2013.01)] 1 Claim
OG exemplary drawing
 
1. An attaching jig used when sliding a firstly-wound end of a primary main coil and a secondly-wound end of a primary sub coil into a groove of a connection end of a connection terminal in a primary bobbin, comprising:
a holding jig member configured to hold the firstly-wound end or the secondly-wound end;
a receiving jig member configured to face the holding jig member and receive the force applied by the holding jig member to slide the firstly-wound end or the secondly-wound end into the groove.