CA3181115A1 - Overload valve assembly for a pneumatic vacuum elevator - Google Patents

Overload valve assembly for a pneumatic vacuum elevator Download PDF

Info

Publication number
CA3181115A1
CA3181115A1 CA3181115A CA3181115A CA3181115A1 CA 3181115 A1 CA3181115 A1 CA 3181115A1 CA 3181115 A CA3181115 A CA 3181115A CA 3181115 A CA3181115 A CA 3181115A CA 3181115 A1 CA3181115 A1 CA 3181115A1
Authority
CA
Canada
Prior art keywords
fastening means
assembly
elevator
plate
overload valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA3181115A
Other languages
English (en)
French (fr)
Inventor
Killakathu Ramanathan Babu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA3181115A1 publication Critical patent/CA3181115A1/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/14—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of excessive loads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
    • B66B9/04—Kinds or types of lifts in, or associated with, buildings or other structures actuated pneumatically or hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Structural Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
CA3181115A 2020-06-02 2021-05-31 Overload valve assembly for a pneumatic vacuum elevator Pending CA3181115A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN202041023093 2020-06-02
IN202041023093A IN202041023093A (https=) 2020-06-02 2020-06-02
PCT/IB2021/054766 WO2021245537A1 (en) 2020-06-02 2021-05-31 Overload valve assembly for a pneumatic vacuum elevator

Publications (1)

Publication Number Publication Date
CA3181115A1 true CA3181115A1 (en) 2021-12-09

Family

ID=78830851

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3181115A Pending CA3181115A1 (en) 2020-06-02 2021-05-31 Overload valve assembly for a pneumatic vacuum elevator

Country Status (4)

Country Link
US (1) US11845633B2 (https=)
CA (1) CA3181115A1 (https=)
IN (1) IN202041023093A (https=)
WO (1) WO2021245537A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025062187A1 (en) * 2023-09-21 2025-03-27 Ruphavathy Vishal An apparatus to protect a pneumatic vacuum elevator from an overload condition
US12001229B1 (en) * 2023-11-20 2024-06-04 Juan Carlos G. de Ledebur Pneumatic elevator with pressure regulator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UY23516A1 (es) 1992-01-08 1993-03-30 Sors Carlos Alberto Ascensor neumático por depresión
EP1222416B1 (de) * 2000-07-03 2006-10-18 Wittur AG Steuerventileinheit für einen hydraulischen aufzug
CN103693529A (zh) * 2013-02-01 2014-04-02 苏州天梭电梯有限公司 气动真空升降机
CN204434034U (zh) * 2015-01-08 2015-07-01 昆山通祐电梯有限公司 气动电梯装置
CN104724570B (zh) * 2015-03-31 2017-04-26 昆山通祐电梯有限公司 气动电梯超载保护装置及气动电梯
CN105819309B (zh) 2016-05-27 2017-12-08 胡津铭 气动升降梯及控制方法
KR101922048B1 (ko) 2016-12-22 2019-02-13 (주)신우 프론티어 진공식 엘리베이터
EP4157775B1 (en) * 2020-06-02 2024-12-18 Killakathu Ramanathan Babu A pneumatic flow controlling device for a pneumatic vacuum elevator and a method thereof
IN202041023098A (https=) * 2020-06-02 2020-06-12
IN202041023079A (https=) * 2020-06-02 2020-06-12

Also Published As

Publication number Publication date
US11845633B2 (en) 2023-12-19
IN202041023093A (https=) 2020-06-12
US20230139084A1 (en) 2023-05-04
WO2021245537A1 (en) 2021-12-09

Similar Documents

Publication Publication Date Title
US11845633B2 (en) Overload valve assembly for a pneumatic vacuum elevator
US11325810B2 (en) Traction sheave safety device and elevator car emergency stop method thereof
US20070289820A1 (en) Safety Device for Use in an Elevator System
WO2013052051A1 (en) Elevator brake control
US20150330641A1 (en) Downdraft ventilation system
KR102173381B1 (ko) 공동주택 전기의 배선단자함
KR102055088B1 (ko) 면진장치가 구비된 수배전반
CN205222421U (zh) 自动扶梯或自动人行道的机房护板装置
KR101578371B1 (ko) 무대장치용 구동부의 비상제동장치
EP4157775B1 (en) A pneumatic flow controlling device for a pneumatic vacuum elevator and a method thereof
CN212784314U (zh) 一种自泄压开关柜
CN216005036U (zh) 环链电动葫芦用紧急停车机构
CN212315233U (zh) 一种新型电梯安全门触点开关
CN212365841U (zh) 一种高速真空断路设备
EP3640186B1 (en) Remote triggering device, overspeed governor assembly and elevator system
CN220098226U (zh) 应用于电梯故障时的通风系统
EP4157776B1 (en) Brake assembly for a pneumatic vacuum elevator and method to operate the same
CN208257147U (zh) 一种开关柜及其面板组件
KR101836774B1 (ko) 엘리베이터용 보조 비상제동장치
CN215406302U (zh) 一种不间断自动供水控制装置
CN223866131U (zh) 一种电梯层门的灌水检测装置
KR101318282B1 (ko) 엘리베이터용 안전스위치
KR101576790B1 (ko) 명령 및 경고 장치
CN217535087U (zh) 家用电梯上下一体式机械阻止装置
CN113507063A (zh) 一种开关使用的防爆开关柜

Legal Events

Date Code Title Description
D11 Substantive examination requested

Free format text: ST27 STATUS EVENT CODE: A-1-1-D10-D11-D117 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: REQUEST FOR EXAMINATION RECEIVED

Effective date: 20250516

MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 4TH ANNIV.) - SMALL

Year of fee payment: 4

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250516

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-1-1-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250516

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-1-1-W10-W00-W111 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: CORRESPONDENT DETERMINED COMPLIANT

Effective date: 20250516

D00 Search and/or examination requested or commenced

Free format text: ST27 STATUS EVENT CODE: A-1-1-D10-D00-D118 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: REQUEST FOR EXAMINATION REQUIREMENTS DETERMINED COMPLIANT

Effective date: 20250805

D11 Substantive examination requested

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D11-D155 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: ALL REQUIREMENTS FOR EXAMINATION DETERMINED COMPLIANT

Effective date: 20250805

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-2-2-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20250805

MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 5TH ANNIV.) - SMALL

Year of fee payment: 5

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260413

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-2-2-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260413