| 摘要 |
<p>PURPOSE:To enable shortening of filling time of an insulation object for fixing while suppressing occurrence of mold cavity and facilitate insertion into a storage vessel and manufacture of a coil bobbin for electromagnetic clutch. CONSTITUTION:A coil bobbin for electromagentic clutch has a first side wall section 91, a second side wall section 92, and a cylindrical section 93 which connects the side wall sections 91, 92. Four recessed sections are provided on outer periphery of the first and second side wall sections 91, 92 of the coil bobbin, and further flour leg sections 95 are provided coaxially on a horizontal plane of the second side wall section 92.</p> |
