Bumper Cap And Shock Absorber

Abstract: A bumper cap that attaches to a shock absorber body comprises: a cover part wherein one end has an opening and another end has a bottom portion and a through-hole that passes through the bottom portion, said cover part covering the shock absorber body; and a plurality of protrusions that protrude from the bottom portion of the cover part toward the opening side, and in which a gap is formed between adjacent protrusions. A suppression part that suppresses rotation inside the cover part of a fluid that passes through the through-hole from outside the cover part and flows in between the inside of the cover part and the shock absorber body is provided.

Patent Information

Application #

Filing Date

26 July 2023

Publication Number

49/2023

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

Parent Application

Applicants

HITACHI ASTEMO, LTD.

2520, Takaba, Hitachinaka-shi, Ibaraki 3128503

Inventors

1. HAKOISHI Takuya

c/o Hitachi Astemo, Ltd., 2520, Takaba, Hitachinaka-shi, Ibaraki 3128503

2. KAGAWA Shinichi

c/o Hitachi Astemo, Ltd., 2520, Takaba, Hitachinaka-shi, Ibaraki 3128503

3. KOMORI Eiichi

c/o Hitachi Astemo, Ltd., 2520, Takaba, Hitachinaka-shi, Ibaraki 3128503

Specification

Documents

Application Documents

#	Name	Date
1	202317050509-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [26-07-2023(online)].pdf	2023-07-26
2	202317050509-STATEMENT OF UNDERTAKING (FORM 3) [26-07-2023(online)].pdf	2023-07-26
3	202317050509-REQUEST FOR EXAMINATION (FORM-18) [26-07-2023(online)].pdf	2023-07-26
4	202317050509-POWER OF AUTHORITY [26-07-2023(online)].pdf	2023-07-26
5	202317050509-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [26-07-2023(online)].pdf	2023-07-26
6	202317050509-FORM 18 [26-07-2023(online)].pdf	2023-07-26
7	202317050509-FORM 1 [26-07-2023(online)].pdf	2023-07-26
8	202317050509-DRAWINGS [26-07-2023(online)].pdf	2023-07-26
9	202317050509-DECLARATION OF INVENTORSHIP (FORM 5) [26-07-2023(online)].pdf	2023-07-26
10	202317050509-COMPLETE SPECIFICATION [26-07-2023(online)].pdf	2023-07-26
11	202317050509-Proof of Right [28-07-2023(online)].pdf	2023-07-28
12	202317050509-certified copy of translation [28-07-2023(online)].pdf	2023-07-28
13	202317050509-FORM 3 [16-12-2023(online)].pdf	2023-12-16
14	202317050509-certified copy of translation [29-02-2024(online)].pdf	2024-02-29
15	202317050509-Others-290524.pdf	2024-06-10
16	202317050509-Correspondence-290524.pdf	2024-06-10