Elevator, And Method For Restoring Emergency Stop Device

Abstract: This elevator comprises a car that has a car chamber, a guide rail that guides movement of the car, and an emergency stop device that stops the movement of the car. The emergency stop device is provided with a braking mechanism that has a braking element that clamps the guide rail, a drive mechanism that exhibits drive force for operating the braking mechanism, an operation mechanism that operates the drive mechanism, and a raising member that is connected to the braking element and that raises the braking element when the drive mechanism is operated. An inspection window through which the raising member can be accessed from the car chamber of the car is formed in the car chamber.

Patent Information

Application #

Filing Date

22 May 2025

Publication Number

24/2025

Publication Type

INA

Invention Field

MECHANICAL ENGINEERING

Status

Email

Parent Application

Applicants

HITACHI, LTD.

6-6, Marunouchi 1-chome, Chiyoda-ku, Tokyo 1008280

Inventors

1. ITO Yasushi

c/o HITACHI BUILDING SYSTEMS CO., LTD., 2-101, Kandaawaji-cho, Chiyoda-ku, Tokyo 1018941

2. ZAMA Hidetaka

c/o HITACHI BUILDING SYSTEMS CO., LTD., 2-101, Kandaawaji-cho, Chiyoda-ku, Tokyo 1018941

3. SAITO Yuki

c/o HITACHI BUILDING SYSTEMS CO., LTD., 2-101, Kandaawaji-cho, Chiyoda-ku, Tokyo 1018941

4. HINO Yuto

c/o HITACHI BUILDING SYSTEMS CO., LTD., 2-101, Kandaawaji-cho, Chiyoda-ku, Tokyo 1018941

Specification

Documents

Application Documents

#	Name	Date
1	202517049432-STATEMENT OF UNDERTAKING (FORM 3) [22-05-2025(online)].pdf	2025-05-22
2	202517049432-REQUEST FOR EXAMINATION (FORM-18) [22-05-2025(online)].pdf	2025-05-22
3	202517049432-PROOF OF RIGHT [22-05-2025(online)].pdf	2025-05-22
4	202517049432-POWER OF AUTHORITY [22-05-2025(online)].pdf	2025-05-22
5	202517049432-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [22-05-2025(online)].pdf	2025-05-22
6	202517049432-FORM 18 [22-05-2025(online)].pdf	2025-05-22
7	202517049432-FORM 1 [22-05-2025(online)].pdf	2025-05-22
8	202517049432-DRAWINGS [22-05-2025(online)].pdf	2025-05-22
9	202517049432-DECLARATION OF INVENTORSHIP (FORM 5) [22-05-2025(online)].pdf	2025-05-22
10	202517049432-COMPLETE SPECIFICATION [22-05-2025(online)].pdf	2025-05-22
11	202517049432-MARKED COPIES OF AMENDEMENTS [23-05-2025(online)].pdf	2025-05-23
12	202517049432-FORM 13 [23-05-2025(online)].pdf	2025-05-23
13	202517049432-AMMENDED DOCUMENTS [23-05-2025(online)].pdf	2025-05-23
14	202517049432-certified copy of translation [30-05-2025(online)].pdf	2025-05-30
15	202517049432-GPA-130625.pdf	2025-06-23
16	202517049432-Correspondence-130625.pdf	2025-06-23
17	202517049432-Others-160725.pdf	2025-07-21
18	202517049432-Correspondence-160725.pdf	2025-07-21