Elevator car having a floor with a slidable floor element to access the pit

The elevator car with a movable floor element addresses the challenge of interior-exterior access by providing a sliding mechanism for safe and convenient passage, improving user experience and safety.

HK40135694APending Publication Date: 2026-07-31KONE OYJ
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Patent Information

Application Number
HK62026123534
Authority / Receiving Office
HK · HK
Patent Type
Applications
Current Assignee / Owner
Filing Date
2026-05-18
Publication Date
2026-07-31

AI Technical Summary

Technical Problem

Existing elevator systems lack efficient mechanisms for providing safe and convenient access between the interior and exterior of the elevator car, particularly through the floor, which is a critical safety and usability concern.

Method used

An elevator car with a floor comprising at least two sections, including an openable section equipped with a movable floor element that can transition between closed and open positions, guided by a sliding mechanism, allowing passage through a floor opening.

Benefits of technology

Facilitates safe and convenient access between the elevator car and its exterior, enhancing user experience and safety by enabling controlled movement of the movable floor element.

✦ Generated by Eureka AI based on patent content.

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Abstract

An elevator car (100) and an elevator (200), the elevator car comprising a car floor (1), the car floor comprising at least two sections, the at least two sections comprising at least one openable section (2). The openable section (2) is arranged to provide access from the inside of the elevator car (100) to the outside of the car through the floor opening (4). The openable section (2) comprises a movable floor element (5) arrangeable to a closed position for closing the floor opening and an open position for allowing access to the floor opening. Guiding means (6) are arranged for slidably guiding the movable floor element (5) from the closed position to the open position, or at least partially above the other floor section (3), or to the position of a removable floor element (25) removed from the car floor (1).
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Description

(19) State Intellectual Property Office (12) Invention Patent Application (10) Application Publication Number (43) Application Publication Date (21) Application Number 202380098283.5 (22) Application Date 2023.05.15 (85) PCT International Application Entering National Phase Date 2025.11.14 (86) PCT International Application Application Data PCT / EP2023 / 062898 2023.05.15 (87) PCT International Application Publication Data WO2024 / 235436 EN 2024.11.21 (71) Applicant KONE AG Address Helsinki, Finland (72) Inventors M. Happanemi V. Mililainen L. Niemann M. Lassenen A. Katenan T. Taronan L. Salerno S. Ayala T. Hakara (74) Patent Agency Beijing Liu Shen Law Firm 11105 Patent Attorney Xue Yunran (51) Int.Cl. B66B 11 / 02 (2006.01) B66B 5 / 00 (2006.01) (54) Title of Invention Elevator Car with Floor Having Sliding Floor Element for Access to Pit (57) Abstract An elevator car (100) and an elevator (200) are disclosed. The elevator car includes a car floor (1) comprising at least two sections, said at least two sections including at least one openable section (2). The openable section (2) is arranged to provide passage from the interior of the elevator car (100) to the exterior of the car through a floor opening (4). The openable section (2) includes a movable floor element (5) which is arrangable to a closed position for closing the floor opening and an open position for allowing access to the floor opening. The guiding device (6) is arranged to slidably guide the movable floor element (5) from the closed position to the open position, or at least partially to over another floor section (3), or to the position of a removable floor element (25) removed from the car floor (1). Claims 3 pages, Description 8 pages, Drawings 5 ​​pages, CN 121219218 A 2025.12.26 CN 1 21 21 92 18 A

Claims

1. An elevator car (100), comprising: - Car floor (1), including: -At least two sections, - The at least two segments include at least one openable segment (2). - The openable section (2) is arranged to provide a passage from the interior of the elevator car (100) to the exterior of the car through a floor opening (4). -The openable section (2) includes --A movable floor element (5) that can be arranged in a closed position and an open position, the closed position for closing the floor opening and the open position for allowing access to the floor opening. -Guiding device (6), which is arranged to slidably guide the movable floor element (5) from the closed position to the open position. --At least partially above another floor section (3), or --To the location of the removable floor element (25) removed from the car floor (1).

2. The elevator car as described in claim 1, wherein, The car floor (1) includes two sections, one of which is the openable section (2), and the second of which is the section (26) for the removable floor element.

3. The elevator car as described in claim 2, wherein: - A section (26) for the removable floor element is arranged at a first end of the car floor (1), and an openable section (2) is arranged at a second end of the car floor opposite to the first end.

4. The elevator car as described in claim 2 or 3, wherein, - The movable floor element (5) and the removable floor element (25) at least substantially cover the entire car floor (1).

5. The elevator car as claimed in any one of claims 2-4, wherein the guiding device (6) comprises: -Guide (7), said guide (7) having an elongated shape in the direction of movement of the movable floor element (5), and - Follower element (8), wherein, - The follower element (8) is arranged to move in / on the guide (7).

6. The elevator car as described in claim 5, wherein: - The guide body (7) is arranged in the structure / frame (9) of the elevator car surrounding the floor opening (4), and -The follower element (8) is arranged on the movable floor element (5), or - The guide (7) is arranged on the movable floor element (5), and The follower element (8) is arranged in the structure (9).

7. The elevator car as described in any one of claims 2-6, wherein: - The movable floor element (5) is arranged to move to the position of the removable floor element (25) by horizontal movement without any vertical movement.

8. The elevator car as described in any one of claims 2-7, wherein: - The removable floor element (25) is provided with a hinge (27) so that the removable floor element (25) can rotate away from the car floor (1).

9. The elevator car as described in claim 8, wherein: - The hinge (27) is arranged in the movable floor element (5) such that the removable floor element (25) is hinged above the movable floor element (5).

10. The elevator car as described in any one of claims 2-9, wherein: - The movable floor element (5) is wider than the removable floor element (25) in the direction of movement of the movable floor element.

11. The elevator car as described in claim 1, wherein: - The car floor (1) includes two openable sections (2), wherein the other section (3) is a fixed section.

12. The elevator car as described in claim 11, wherein: - The fixed section is arranged between the two openable sections (2).

13. The elevator car as described in claim 12, wherein: - The fixed section is sized relative to the movable floor element (5) such that the two openable sections can be placed side by side in the open position at the same time.

14. The elevator car as claimed in any one of claims 11-13, wherein the guiding device (6) comprises: -Guide (7), said guide (7) having an elongated shape in the direction of movement of the movable floor element (5), and - Follower element (8), wherein, - The follower element (8) is arranged to move in / on the guide (7).

15. The elevator car as described in claim 14, wherein: - The follower element (8) is arranged on the underside of the movable floor element (5), and - The guide body (7) is arranged in the structure / frame (9) of the elevator car surrounding the floor opening (4).

16. The elevator car as described in claim 14 or 15, wherein: - The follower element (8) includes a guide roller (10).

17. The elevator car as described in any one of claims 14-16, wherein: -The guide body (7) includes -In the first section (11), when the movable floor element is in its closed position, the follower element (8) is located in the first section, and -In the second section (12), when the movable floor element is in its open position, the follower element (8) is located in the second section (12), wherein, - The sections (11, 12) are arranged to lift the movable floor element (5) upward when the follower element (8) moves from the first section (11) to the second section (12).

18. The elevator car as described in claim 17, wherein: - The first segment (11) has a length and direction that at least substantially correspond to the sliding movement of the movable floor element (5), and - The second section (12) is arranged at the upper end of the raised section (13) extending upward from the first section toward the car floor (1), and wherein, - The follower element (8) is arranged at or near the first edge (14) of the movable floor element on the far side relative to the fixed section (3).

19. The elevator car as claimed in any one of claims 11-18, wherein the guiding device (6) comprises: - A stop structure (16) is arranged to stop the movement of the follower element (8) when the open position is reached, and thereby stop the movement of the movable floor element (5).

20. The elevator car as described in any one of claims 11-19, comprising: - At least one roller (17) is arranged on the underside of the movable floor element (5) for contacting the upper surface (18) of the fixed section when the movable floor element (5) moves above the fixed section (3).

21. The elevator car as described in claim 20, comprising: - A plurality of rollers (17) distributed across the entire width of the movable floor element (5).

22. The elevator car as claimed in any of the preceding claims, wherein, - The edge of the movable floor element (5) extends below a removable skirt (19) at the junction of at least one of the walls of the car floor (1) and the car wall (20), wherein, - The skirt (19) is configured to prevent the movable floor element (5) from moving to the open position, and wherein, - By removing the skirt (19) from the joint, the movable floor element (5) can be moved to the open position.

23. The elevator car as described in claim 22, wherein: - The edge extending below the removable skirt (19) is the first edge (14) of the movable floor element.

24. The elevator car as described in any one of claims 11-23, comprising: -Actuator (21), the actuator (21) is arranged to lift the second edge (15) of the movable floor element located on the proximal side relative to the fixed section (3) so that the edge can slide on the fixed section (3).

25. The elevator car as claimed in any of the preceding claims, comprising: - Locking system (22), the locking system (22) being arranged to lock the movable floor element (5) in its closed position, wherein, The locking system (22) is configured to allow the movable floor element (5) to move from the closed position to the open position only when the elevator car (100) is in a predetermined section of the elevator shaft (23).

26. The elevator car as described in claim 25, wherein: - The predetermined section of the elevator shaft (23) is the lowest position of the elevator car (100) directly above the pit (24) of the shaft.

27. An elevator (200) comprising an elevator car (100) according to claim 25 or 26, the elevator further comprising: - A security control system (30) for controlling the locking system (22).

28. The elevator as claimed in claim 27, characterized in that, The elevator in question is a low-pit elevator.