Cylinder Device

Abstract: A cylinder device (10) comprises: a first cylinder chamber (26) that has a first piston (20); a second cylinder chamber (28) that has a second piston (22); a first rod (46) that is connected to the first piston (20); a second rod (48) that partially overlaps with the first rod (46) in the radial direction, and protrudes from a body (12); and a conversion mechanism (23) that converts displacement of one section in the axial direction of the first rod (46) into displacement in a rotational direction of the second rod (48), and transmits displacement of another section in the axial direction of the first rod (46) as displacement in the axial direction of the second rod (48), wherein the second piston (22) is connected to the second rod (48).

Patent Information

Application #

Filing Date

03 July 2025

Publication Number

28/2025

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

Parent Application

Applicants

SMC CORPORATION

5-5, Kyobashi 1-chome, Chuo-ku, Tokyo 1040031

Inventors

1. NAKAJIMA Ken

c/o SMC CORPORATION, TSUKUBA TECHNICAL CENTER, 2-2, Kinunodai 4-chome, Tsukubamirai-shi, Ibaraki 3002493

2. JEOUNG Eun-Ho

c/o SMC Korea Co., Ltd., Scout B/D 8F, 14, Gukhoe-daero 62-gil, Yeongdeungpo-gu, Seoul, 07235

3. KIM Seon-Kwan

c/o SMC Korea Co., Ltd., Scout B/D 8F, 14, Gukhoe-daero 62-gil, Yeongdeungpo-gu, Seoul, 07235

Specification

Documents

Application Documents

#	Name	Date
1	202547063372-STATEMENT OF UNDERTAKING (FORM 3) [03-07-2025(online)].pdf	2025-07-03
2	202547063372-REQUEST FOR EXAMINATION (FORM-18) [03-07-2025(online)].pdf	2025-07-03
3	202547063372-PROOF OF RIGHT [03-07-2025(online)].pdf	2025-07-03
4	202547063372-Proof of Right [03-07-2025(online)]-1.pdf	2025-07-03
5	202547063372-PRIORITY DOCUMENTS [03-07-2025(online)].pdf	2025-07-03
6	202547063372-FORM 18 [03-07-2025(online)].pdf	2025-07-03
7	202547063372-FORM 1 [03-07-2025(online)].pdf	2025-07-03
8	202547063372-DRAWINGS [03-07-2025(online)].pdf	2025-07-03
9	202547063372-DECLARATION OF INVENTORSHIP (FORM 5) [03-07-2025(online)].pdf	2025-07-03
10	202547063372-COMPLETE SPECIFICATION [03-07-2025(online)].pdf	2025-07-03
11	202547063372-FORM-26 [04-07-2025(online)].pdf	2025-07-04