JPS49134047A - - Google Patents
Info
- Publication number
- JPS49134047A JPS49134047A JP49004882A JP488274A JPS49134047A JP S49134047 A JPS49134047 A JP S49134047A JP 49004882 A JP49004882 A JP 49004882A JP 488274 A JP488274 A JP 488274A JP S49134047 A JPS49134047 A JP S49134047A
- Authority
- JP
- Japan
- 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
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
- B66B5/021—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system
- B66B5/022—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions the abnormal operating conditions being independent of the system where the abnormal operating condition is caused by a natural event, e.g. earthquake
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US33453873A | 1973-02-22 | 1973-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS49134047A true JPS49134047A (enExample) | 1974-12-24 |
Family
ID=23307691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49004882A Pending JPS49134047A (enExample) | 1973-02-22 | 1973-12-25 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3791490A (enExample) |
| JP (1) | JPS49134047A (enExample) |
| CA (1) | CA986241A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5757175A (en) * | 1980-09-22 | 1982-04-06 | Mitsubishi Electric Corp | Operating device for elevator in case of earthquke |
| JPS57120558U (enExample) * | 1981-01-14 | 1982-07-27 |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4056169A (en) * | 1976-06-28 | 1977-11-01 | United Technologies Corporation | Elevator control system |
| US4069898A (en) * | 1976-08-02 | 1978-01-24 | Westinghouse Electric Corporation | Elevator system |
| US4096925A (en) * | 1977-04-08 | 1978-06-27 | Westinghouse Electric Corp. | Elevator system with detector for indicating relative positions of car and counterweight |
| US4106594A (en) * | 1977-04-08 | 1978-08-15 | Westinghouse Electric Corp. | Elevator system |
| US4193478A (en) * | 1977-04-26 | 1980-03-18 | Elevator Industries | Elevator control system and method |
| US4460065A (en) * | 1982-08-20 | 1984-07-17 | Otis Elevator Company | Rope sway warning device for compensating ropes in elevator systems |
| EP2072450A1 (en) * | 2007-12-21 | 2009-06-24 | Inventio Ag | Circuit for resetting an elevator safety chain |
| US9033113B2 (en) * | 2009-07-20 | 2015-05-19 | Otis Elevator Company | Building sway resistant elevator derailment detection system |
| CN103003182B (zh) | 2010-07-30 | 2016-06-01 | 奥的斯电梯公司 | 具有绳索摇摆检测的电梯系统 |
| JP6222162B2 (ja) * | 2015-04-20 | 2017-11-01 | 三菱電機ビルテクノサービス株式会社 | エレベータ装置及びエレベータの復旧方法 |
| US11104544B2 (en) * | 2015-07-27 | 2021-08-31 | Wurtec, Incorporated | Elevator counterweight signaling system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US443283A (en) * | 1890-12-23 | Electric safety device for elevators | ||
| US1148450A (en) * | 1914-04-03 | 1915-07-27 | C M Mccrum | Automatic safety stopping device for elevators. |
| US3726364A (en) * | 1971-02-22 | 1973-04-10 | Thermocycle Inc | Elevator heat controlled safety circuit |
-
1973
- 1973-02-22 US US00334538A patent/US3791490A/en not_active Expired - Lifetime
- 1973-10-11 CA CA183,121A patent/CA986241A/en not_active Expired
- 1973-12-25 JP JP49004882A patent/JPS49134047A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5757175A (en) * | 1980-09-22 | 1982-04-06 | Mitsubishi Electric Corp | Operating device for elevator in case of earthquke |
| JPS57120558U (enExample) * | 1981-01-14 | 1982-07-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3791490A (en) | 1974-02-12 |
| CA986241A (en) | 1976-03-23 |