The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 12, 1993
Filed:
Dec. 16, 1992
Kyohei Yamamoto, Himeji, JP;
Katunori Yagi, Himeji, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An electromagnetic switch comprising: an excitation coil wound around a bobbin made of a synthetic resin material; a yoke accommodating said excitation coil; a fixed core fixed inside of a first end side of said yoke; a magnetic path plate contacting an outer end of a flange at a second end side opposite to said first end side of said bobbin and fixed inside of said second end side of the yoke; a bush made of a nonmagnetic material and fixed in an inner periphery of the bobbin; a movable core movably supported in said bush in the axial direction thereof; and terminal means closed by urging to press said terminal means by a magnetic suction of said movable core to said fixed core; wherein a plurality of arms are extended in the axial direction from an inner peripheral portion of the bobbin at the second end side thereof; a receiving portion is formed at end portions of said respective arms integrally therewith; cut-off portions are provided for passing the respective arms therethrough at an inner peripheral portion of said magnetic path plate; and the retracted movable core is received by an inner end face of said receiving portion.