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:
May. 28, 2019
Filed:
May. 25, 2015
Mitsubishi Steel Mfg. Co., Ltd., Tokyo, JP;
Hironobu Sayama, Chiba, JP;
MITSUBISHI STEEL MFG. CO., LTD., Tokyo, JP;
Abstract
To provide a suspension coil spring capable of reducing a bowing amount and friction generated in a shock absorber, under a compressed state. A suspension coil spring () that is mounted between an upper seat () and a lower seat () in a strut suspension () for an automobile, includes an upper end turn () that sits on the upper seat (); a spring active portion () that includes one or more coils each of which is formed such that a portion whose curvature is the largest is positioned at an automobile outer side under a mounted state; and a lower end turn () that sits on the lower seat () while substantially contacting the lower seat () at a single lower contacting point (P) that is positioned at the automobile outer side with respect to a center point of the lower end turn ().