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Shock Absorber

Abstract: This shock absorber comprises: a cylinder filled with an operating fluid; a piston which is slidably fitted into the cylinder and divides the inside of the cylinder into two compartments; a rod of which a first end part is coupled to the piston and a second end part protrudes from the cylinder; a passage that communicates with the one compartment and the other compartment inside the cylinder; a flexible plate-like first valve having a first support part that is provided in the passage and is supported on one side surface on the radial inside thereof, a second support part that is disposed further outside on the radial outside thereof than the first support part, and a biasing part at least a portion of which is provided further outside in the radial outside than the second support part and that biases the second support side; and a flexible member that comes into contact with the first support part and is able to deflect with the first valve.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
01 March 2024
Publication Number
11/2024
Publication Type
INA
Invention Field
MECHANICAL ENGINEERING
Status
Email
Parent Application

Applicants

HITACHI ASTEMO, LTD.
2520, Takaba, Hitachinaka-shi, Ibaraki 3128503

Inventors

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

Specification

Documents

Application Documents

# Name Date
1 202417015478-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [01-03-2024(online)].pdf 2024-03-01
2 202417015478-STATEMENT OF UNDERTAKING (FORM 3) [01-03-2024(online)].pdf 2024-03-01
3 202417015478-REQUEST FOR EXAMINATION (FORM-18) [01-03-2024(online)].pdf 2024-03-01
4 202417015478-POWER OF AUTHORITY [01-03-2024(online)].pdf 2024-03-01
5 202417015478-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [01-03-2024(online)].pdf 2024-03-01
6 202417015478-FORM 18 [01-03-2024(online)].pdf 2024-03-01
7 202417015478-FORM 1 [01-03-2024(online)].pdf 2024-03-01
8 202417015478-DRAWINGS [01-03-2024(online)].pdf 2024-03-01
9 202417015478-DECLARATION OF INVENTORSHIP (FORM 5) [01-03-2024(online)].pdf 2024-03-01
10 202417015478-COMPLETE SPECIFICATION [01-03-2024(online)].pdf 2024-03-01
11 202417015478-Proof of Right [22-03-2024(online)].pdf 2024-03-22
12 202417015478-Others-260324.pdf 2024-04-15
13 202417015478-Correspondence-260324.pdf 2024-04-15
14 202417015478-MARKED COPIES OF AMENDEMENTS [17-04-2024(online)].pdf 2024-04-17
15 202417015478-FORM 13 [17-04-2024(online)].pdf 2024-04-17
16 202417015478-AMMENDED DOCUMENTS [17-04-2024(online)].pdf 2024-04-17
17 202417015478-Others-050424.pdf 2024-04-23
18 202417015478-Correspondence-050424.pdf 2024-04-23
19 202417015478-FORM 3 [19-07-2024(online)].pdf 2024-07-19