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.

Date of Patent:
May. 24, 2022

Filed:

Nov. 19, 2019
Applicant:

Showa Corporation, Gyoda, JP;

Inventor:

Kota Suzuki, Fukuroi, JP;

Assignee:

HITACHI ASTEMO, LTD., Hitachinaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F 9/46 (2006.01); F16F 9/50 (2006.01); B60G 17/056 (2006.01); B60G 17/08 (2006.01);
U.S. Cl.
CPC ...
F16F 9/50 (2013.01); B60G 17/0565 (2013.01); B60G 17/08 (2013.01); B60G 2500/10 (2013.01);
Abstract

A suspension apparatus includes: a damping device; an operating section; and a determination section. The determination section uses a base damping force determined based on a change velocity and an extension occasion adjustment value, or the base damping force, the extension occasion adjustment value and a zero occasion adjustment value to determine a target value of an extension occasion damping force. The determination section uses the base damping force, a compression occasion adjustment value and the zero occasion adjustment value, or the base damping force and the compression occasion adjustment value to determine a target value of an compression occasion damping force. The determination section uses the base damping force and the zero occasion adjustment value to determine a target value of a zero occasion damping force.


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