CN106144817B - The delet method of elevator monitoring arrangement, elevator monitoring system and elevator control program - Google Patents
The delet method of elevator monitoring arrangement, elevator monitoring system and elevator control program Download PDFInfo
- Publication number
- CN106144817B CN106144817B CN201610308473.7A CN201610308473A CN106144817B CN 106144817 B CN106144817 B CN 106144817B CN 201610308473 A CN201610308473 A CN 201610308473A CN 106144817 B CN106144817 B CN 106144817B
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- Prior art keywords
- elevator
- contract
- termination condition
- control program
- communication
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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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0025—Devices monitoring the operating condition of the elevator system for maintenance or repair
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The present invention provides the delet method of a kind of elevator monitoring arrangement, elevator monitoring system and elevator control program.In contract is safeguarded, prevent the monitoring arrangement of elevator from deleting the mistake for controlling program.It is judged to meeting the first termination condition (S401) when in during the contract for safeguarding contract of elevator finally with the elapsed time after the communication connection establishment of remote monitoring services device more than first time threshold value, it is judged to meeting the second termination condition (S402) when the elapsed time after operator finally carries out lift appliance upkeep operation is more than the second time threshold, the control program (S404) used in upkeep operation is deleted when the first termination condition and the second termination condition all meet.
Description
Technical field
The present invention relates to the delet method of elevator monitoring arrangement, elevator monitoring system and elevator control program, particularly relate to
And for deleting the technology of unwanted elevator control program.
Background technology
Patent Document 1 discloses " be automatically deleted in apparatus for controlling elevator after the completion of purpose is loaded and temporarily load
Operation applets " structure.
Sometimes during the maintenance contract of elevator in, will safeguard the control program load of contract to elevator monitoring for fulfiling
In device.Due to being not required the control program therefore should be deleted at the end of during safeguarding contract, but due to making
The reasons such as industry omission to control program to continue to be loaded.Therefore, it is complete in loading purpose using the technology disclosed in patent document 1
Into that is, when wanting to be automatically deleted control program after safeguarding contract, if misinterpretation safeguards that contract terminates, even in contract
It is also possible to mistakenly delete the control program of needs in during about.That is, on for judging to tie up in the technology of patent document 1
Situation about whether terminating during shield contract has further room for improvement.
Patent document 1：Japanese Unexamined Patent Publication 2007-290831 publications
The content of the invention
The present invention is to propose in view of the foregoing, its purpose is to provide a kind of suppression in the maintenance test of elevator
Mistake of the control program used in contract is safeguarded is deleted, and the elevator prison deleted after certain during safeguarding contract
The delet method of view apparatus, the monitoring system of elevator and elevator control program.
In order to achieve the above objectives, the present invention is a kind of to be connected via communication line with the remote monitoring services device of elevator
Elevator monitoring arrangement, it possesses：First terminates determination unit, its it is last with the communication connection of the remote monitoring services device into
Elapsed time after vertical in order to judge the elevator safeguard contract during it is more than the first time threshold value that has terminated and set
When, it is judged to meeting the first termination condition；Second terminates determination unit, it finally carries out upkeep operation in operator to the elevator
Elapsed time afterwards in order to judge it is described safeguard contract during it is more than the second time threshold for having terminated and having set when, be determined as
Meet the second termination condition；Program deletion portion is controlled, it is all full in first termination condition and second termination condition
When sufficient, the control program is deleted from the control program storage part for being stored with the control program for carrying out the upkeep operation.
In addition, the present invention is to include the remote monitoring services device of elevator and via communication line and the remote monitoring services device
The monitoring system of the lift appliance for the elevator monitoring arrangement being connected, the monitoring system of the lift appliance possess：Contract information is deposited
Storage portion, it stores the contract information safeguarded during contract comprising the elevator；Communication unit, its with reference to the contract information,
It is described safeguard during contract in set up communication connection between the elevator monitoring arrangement and the remote monitoring services device；
First terminates determination unit, its elapsed time after the communication unit finally sets up communication connection is in order to judge the maintenance
When more than the first time threshold value for during contract having terminated and having set, it is judged to meeting the first termination condition；Second terminates to judge
Portion, its operator finally to the elevator carry out upkeep operation after elapsed time in order to judge it is described safeguard contract during
When more than the second time threshold for having terminated and having set, it is judged to meeting the second termination condition；Program deletion portion is controlled, it is in institute
The first termination condition is stated and when second termination condition all meets, from the control being stored with for carrying out the upkeep operation
The control program storage part of program deletes the control program.
In addition, the present invention is to be deleted via communication line with the elevator monitoring arrangement that the remote monitoring services device of elevator is connected
Except the delet method of the elevator control program of the control program used in the upkeep operation of the elevator, the elevator controlling journey
The delet method of sequence includes：Elapsed time after the last communication connection with the remote monitoring services device is set up is in order to sentence
Fixed when safeguarding more than the first time threshold value for having terminated and having set during contract of the elevator, is judged to meeting that first terminates bar
The step of part；Elapsed time after operator finally carries out the elevator upkeep operation is in order to judge described to safeguard contract
When more than the second time threshold that period has terminated and set, the step of being judged to meeting the second termination condition；Described first
When termination condition and second termination condition all meet, deleted from the control program storage part for being stored with the control program
The step of control program.
In accordance with the invention it is possible to the control program for suppressing to be used in the maintenance test of elevator is provided in contract is safeguarded
By mistake delete, and during safeguarding contract really after deleted the monitoring arrangement of elevator, the monitoring system of elevator and
The delet method of elevator control program.In addition, by the explanation of following embodiment, problem other than the above, structure and
Effect can become more apparent upon.
Brief description of the drawings
Fig. 1 is all structure charts of the elevator monitoring system of present embodiment.
Fig. 2 is the hardware structure diagram of the elevator monitoring arrangement of present embodiment.
Fig. 3 is the functional block diagram of the internal structure for the elevator monitoring system for representing present embodiment.
Fig. 4 is the flow chart of the delete processing flow for the control program for representing elevator.
Fig. 5 is the flow chart for the flow for meeting determination processing for representing the first termination condition.
Embodiment
Hereinafter, embodiments of the present invention are described in detail referring to the drawings.
Fig. 1 is all structure charts of the elevator monitoring system 1 of present embodiment.Elevator monitoring system 1 shown in Fig. 1 passes through
The remotely monitor for set lift appliance 10 between floors via the connection of network 30, remotely being monitored to lift appliance 10 takes
Business device 20 and carry out lift appliance 10 Maintenance and Repair management management company's terminal installation 50 and form.In addition, elevator fills
10 are put to include：Carriage comprising occupant ride and to carriage carry out lifting driving driving device elevator mechanism part 11, into
The elevator monitoring dress of the elevator control gear 12 of the drive control of horizontal drive device, the operating state of monitoring elevator control gear 12
Put 13.
In Maintenance and Repair, the operator institute of the Maintenance and Repair of connection progress lift appliance 10 on elevator monitoring arrangement 13
The maintenance of carrying terminal installation 40.Maintenance terminal installation 40 is received from elevator monitoring arrangement 13 to be used to confirm lift appliance 10
Defect content, the information of operation conditions.
Management company's terminal installation 50 is to access long-range prison via network 30 for the maintenance management company of lift appliance 10
Depending on server 20, carry out comprising the transmission for safeguarding contract information safeguarded during contract, confirm logical from remote monitoring services device 20
The terminal installation of the maintenance management situation for the lift appliance 10 known.
Fig. 2 is the hardware structure diagram of the elevator monitoring arrangement of present embodiment.As shown in Fig. 2, elevator monitoring arrangement 13 wraps
Include CPU (Central Processing Unit central processing unit) 131, (Random Access Memory are deposited RAM at random
Access to memory) 132, ROM (Read Only Memory read-only storages) 133, HDD (Hard Disk Drive hard drives
Device) 134, interface (I/F) 135 and bus 136 for being connected with external device (ED), via bus 136 by CPU131,
RAM132, ROM133, HDD134 and I/F135 are connected with each other and form.I/F135 and elevator control gear 12, maintenance are whole
End device 40 and network 30 are connected.Remote monitoring services device 20 and maintenance terminal installation 40 can have and elevator
The identical hardware configuration of monitoring arrangement 13.In addition, the mode that maintenance is connected with terminal installation 40 with I/F135 can be wired
It is or wireless.
Fig. 3 is the functional block diagram of the internal structure for the elevator monitoring system for representing present embodiment.As shown in figure 3, elevator
Monitoring arrangement 13 includes：First, which terminates determination unit 101 and second, terminates determination unit 102, it carries out safeguarding contract for judgement
The respective satisfaction of the first termination condition and the second termination condition that period has terminated judges；Stop determination unit 103, it carries out electricity
The stopping of ladder device 10 judges；Program deletion portion 104 is controlled, it performs unwanted control program after contract is safeguarded
Delete；Monitoring arrangement side sending part 111 and monitoring arrangement side receiving division 112, it is used to carry out with remote monitoring services device 20
Communication；Timing unit 113, it is used for the transmission timing for measuring communication acknowledgement solicited message described later；Server communication resume store
At the time of when portion 121, its storage and the communication success of remote monitoring services device 20；Maintenance terminal connection resume storage part 122, its
At the time of maintenance terminal installation 40 is connected to I/F135 by storage；Program storage part 123 is controlled, it can delete control journey
Storage control program in the state of sequence.
Remote monitoring services device 20 includes：Server side sending part 211 and server side receiving division 212, its be used for
Elevator monitoring arrangement 13 communicates；Determination unit 213 (setting up determination unit equivalent to connection) could be responded, it determines whether to coming
Responded from the communication acknowledgement solicited message of elevator monitoring arrangement 13；Contract information storage part 214, it is stored supervises comprising elevator
The maintenance contract information safeguarded during contract of view apparatus 13.Above-mentioned each inscape by form elevator monitoring arrangement 13 and
The hardware of remote monitoring services device 20 is formed or the software by being performed on each hardware is cooperated with hardware to form.
Then, illustrate with reference to Fig. 4 to Fig. 5 in the elevator monitoring system of present embodiment, for deleting with safeguarding contract
About terminate without lift appliance control program processing.Fig. 4 is the delete processing for the control program for representing elevator
The flow chart of flow.Fig. 5 is the flow chart for the flow for meeting determination processing for representing the first termination condition.
As shown in figure 4, first terminates determination unit 101 with reference to server communication resume storage part 121, filled according to elevator monitoring
The elapsed time after communicating successfully between 13 and remote monitoring services device 20 is put, is met to determine whether in order to delete control journey
Sequence and the first termination condition (S401) determined.Describe the first termination condition in detail below with reference to Fig. 5 meets determination processing.
When meeting the first termination condition (S401/ is), second terminates determination unit 102 connects resume with reference to maintenance terminal
Storage part 122, the elapsed time after being finally connected according to maintenance with terminal installation 40 with elevator monitoring arrangement 13, to determine whether
Meet the second termination condition (S402) determined to delete control program.
As the premise for meeting determination processing of the second termination condition, it is set to when maintenance terminal installation 40 is connected to elevator
During the I/F135 of monitoring arrangement 13, in maintenance terminal connection resume storage part 122, to including connection maintenance terminal installation 40
The connection resume of date-time be updated.Thus, the second end determination unit 102 is deposited by referring to maintenance terminal connection resume
Storage portion 122 compared with current time, can calculate the elapsed time after last connection maintenance terminal installation 40.
In this condition in this step, second terminates determination unit 102 with reference to maintenance terminal connection resume storage part 122
Connect resume, by the elapsed time after last connection maintenance terminal installation 40 with order to judge to safeguard that contract has terminated and sets
The second time threshold be compared.Second time threshold can with used in the first termination condition determination processing first when
Between threshold value it is identical, can not also be same.
When the above-mentioned elapsed time is more than the second time threshold (S402/ is), the second end determination unit 102 will represent the
The information that two termination conditions have been set up, which is output to, stops determination unit 103, and advances to step S403.
Stop determination unit 103 and judge whether lift appliance 10 has stopped (S403).Stop determination unit 103 to fill from elevator controlling
12 receptions are put to be used to judge the information whether elevator has stopped, such as the lifting control of the either on or off information and carriage of car door
Information processed, in the either on or off without car door, and without carry out carriage lifting when be determined as that elevator has stopped.
When stopping determination unit 103 and judging not stop (S403/ is no), wait untill stopping and turning to next step
Move.
When stopping determination unit 103 and being determined as that elevator is in halted state (S403/ is), make control program deletion portion 104
Delete the upkeep operation control program (S404) stored in program storage part 123 is controlled.
In the first termination condition of no satisfaction (S401/ is no), or during no satisfaction the second termination condition (S402/ is no), no
By controlling program deletion portion 104 to perform the deletion of control program, end processing.
Then, determination processing is met with reference to Fig. 5 come illustrate the first termination condition.
The monitoring arrangement side sending part 111 of elevator monitoring arrangement 13 from timing unit 113 obtain current at the time of, judge current
Whether the moment is at the time of progress set in advance and the connection of remote monitoring services device 20 confirm (S501).Current time not
When being at the time of being attached confirmation (S501/ is no), this step is repeated.
When being at the time of being attached confirmation at current time (S501/ is), monitoring arrangement side sending part 111 is supervised to long-range
The communication acknowledgement solicited message (S502) for being used for confirming communication connection situation is sent depending on server 20.
The server side receiving division 212 of remote monitoring services device 20 receives communication acknowledgement solicited message, and is output to
Determination unit 213 could be responded.Determination unit 213 could be responded with reference to the lift appliance 10 stored in contract information storage part 214
Maintenance contract information, to judge to receive whether the date of communication acknowledgement solicited message is included in during safeguarding contract
(S503).If included in (S503/ is) in during contract is safeguarded, determination unit 213 could be responded to server side sending part 211
Output is for the transmission instruction of the response message of communication acknowledgement solicited message, and server side sending part 211 is to elevator monitoring arrangement
13 reply response message (S504).If being not included in (S503/ is no) in during safeguarding contract, server side sending part 211 is not
Send response message and advance to step S506.
Monitoring arrangement side receiving division 112 is when receiving response message, the write-in in server communication resume storage part 121
Communication success resume (S505) comprising the date-time for receiving response message.
First end determination unit 101, will with reference to the communication success resume stored in server communication resume storage part 121
Elapsed time after the finally communication with remote monitoring services device 20 success with order to judge to safeguard whether contract has terminated and sets
Fixed first time threshold value is compared.If the elapsed time (S506/ is) more than first time threshold value, judgement is met
First termination condition, will represent that judging that the information of result is output to stops determination unit 103 (S507), and advance to step S403.
If the elapsed time is discontented with first time threshold value (S506/ is no), terminate to handle.
By present embodiment, when deleting the control program used in upkeep operation, when satisfaction and remotely monitor take
The communication of business device is interrupted more than certain period, and maintenance terminal installation is necessarily more than period without the two connected
During part, it is judged to safeguarding and has terminated during contract, therefore can avoids being only because communication mistake or operator is safeguarded
The situation of control program is mistakenly deleted than this usual long reason in the interval of upkeep operation.Thereby, it is possible to avoid
It is middle during safeguarding contract to delete control program by mistake, while unwanted control program is deleted after during safeguarding contract.
Only embodiments of the present invention are carried out above for example, but being not the meaning for limiting the present invention.This hair
The various change mode for not departing from present inventive concept is included in bright.For example, operator is whole according to maintenance in the present embodiment
The presence or absence of the Maintenance and Repair operation of the connection resume of end device to judge lift appliance, but connection resume can be substituted, such as
By operator when carrying out Maintenance and Repair the input resume of the operator ID of input, the distinctive elevator controlling dress when operation is overhauled
Action resume put etc. are able to confirm that the information for carrying out Maintenance and Repair actual to lift appliance is used for the present invention.
In addition in the above description, it is set to send communication acknowledgement request from elevator monitoring arrangement to remote monitoring services device 20
Information, the structure that server responds the communication acknowledgement solicited message, but if being that can be appreciated that server and elevator monitoring
The information that communication connection between device has been set up, then be not limited to above-mentioned structure.For example, server can safeguard contract
Communication acknowledgement request is sent in period to elevator monitoring arrangement, the first knot is carried out according to the resume for receiving communication acknowledgement request
Beam condition meets determination processing.At this time, the communication acknowledgement request from server is interrupted at the end of during safeguarding contract, because
This can by finally receive communication acknowledgement request after elapsed time compared with first time threshold value.
In addition, can make in Fig. 4 the first termination condition satisfaction judge and the second termination condition satisfaction judge it is suitable
Sequence is opposite.
In addition, elevator monitoring arrangement possesses control program storage part but it is also possible to be following side in the present embodiment
Formula：Elevator control gear possesses control program storage part, and elevator monitoring arrangement is exported from control program to elevator control gear and deposited
The instruction that control program is deleted in storage portion is deleted.
Symbol description
1：Elevator monitoring system
10：Lift appliance
20：Remote monitoring services device
30：Network
40：Maintenance terminal installation
50：Management company's terminal installation.
Claims (6)
1. a kind of elevator monitoring arrangement, it is connected via communication line with the remote monitoring services device of elevator, it is characterised in that
Possess：
First terminates determination unit, its elapsed time after the last communication connection with the remote monitoring services device is set up for
The judgement elevator when safeguarding more than the first time threshold value for having terminated and having set during contract, is judged to meeting the first knot
Beam condition；
Second terminates determination unit, its elapsed time after operator finally carries out the elevator upkeep operation is in order to judge
It is described when safeguarding more than the second time threshold for having terminated and having set during contract, it is judged to meeting the second termination condition；
Program deletion portion is controlled, it is when first termination condition and second termination condition all meet, from being stored with
The control program storage part of control program for carrying out the upkeep operation deletes the control program.
2. elevator monitoring arrangement according to claim 1, it is characterised in that
Interface is also equipped with, it is used to connect the maintenance terminal installation that the operator use during the upkeep operation,
Elapsed time of the second end determination unit after finally the maintenance terminal installation is connected with the interface exists
When more than second time threshold, it is judged to meeting second termination condition.
3. elevator monitoring arrangement according to claim 1 or 2, it is characterised in that
It is also equipped with：
Sending part, it sends the communication acknowledgement solicited message for being used for confirming communication connection situation to the remote monitoring services device；
Receiving division, it receives the response that the remote monitoring services device is responded and replied to the communication acknowledgement solicited message
Information,
Described first terminates elapsed time of the determination unit after the receiving division finally receives the response message described the
When more than one time threshold, it is judged to meeting first termination condition.
4. a kind of elevator monitoring system, takes it includes the remote monitoring services device of elevator and via communication line and the remotely monitor
The elevator monitoring arrangement that business device is connected, the lift appliance monitoring system are characterized in that possessing：
Contract information storage part, it stores the contract information safeguarded during contract comprising the elevator；
Communication unit, its with reference to the contract information, it is described safeguard contract during in the elevator monitoring arrangement and described
Communication connection is set up between remote monitoring services device；
First terminates determination unit, its elapsed time after the communication unit finally sets up communication connection is described in order to judge
When safeguarding more than the first time threshold value for having terminated and having set during contract, it is judged to meeting the first termination condition；
Second terminates determination unit, its elapsed time after operator finally carries out the elevator upkeep operation is in order to judge
It is described when safeguarding more than the second time threshold for having terminated and having set during contract, it is judged to meeting the second termination condition；
Program deletion portion is controlled, it is when first termination condition and second termination condition all meet, from being stored with
The control program storage part of control program for carrying out the upkeep operation deletes the control program.
5. elevator monitoring system according to claim 4, it is characterised in that
Be also equipped with connection and set up determination unit, its with reference to the contract information, if it is described safeguard contract during if perform and pass through
The communication unit makes the processing that communication connection is set up,
The communication unit includes：
Send out the monitoring arrangement side that communication acknowledgement solicited message is sent to the remote monitoring services device from the elevator monitoring arrangement
Send portion and receive the server side receiving division of the communication acknowledgement solicited message；
The server side sending part of response message for the communication acknowledgement solicited message is replied the elevator monitoring arrangement
And the monitoring arrangement side receiving division of the response message is received,
The connection sets up determination unit and is being determined as that it is described that the date-time for receiving the communication acknowledgement solicited message is included in
When interior during safeguarding contract, the transmission that the response message is exported to the server side sending part indicates.
6. a kind of delet method of elevator control program, it is used to the remote monitoring services device of elevator be connected via communication line
The elevator monitoring arrangement connect deletes the control program used in the upkeep operation of the elevator, and the feature of the delet method exists
In, comprising：
Elapsed time after the last communication connection with the remote monitoring services device is set up is in order to judge the elevator
When safeguarding more than the first time threshold value for having terminated and having set during contract, the step of being judged to meeting the first termination condition；
Operator finally to the elevator carry out upkeep operation after elapsed time in order to judge it is described safeguard contract during
When more than the second time threshold for having terminated and having set, the step of being judged to meeting the second termination condition；
When first termination condition and second termination condition all meet, from the control for being stored with the control program
Program storage part deletes the step of control program.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015099944A JP6342845B2 (en) | 2015-05-15 | 2015-05-15 | Elevator monitoring device, elevator monitoring system, and elevator control program erasing method |
| JP2015-099944 | 2015-05-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106144817A CN106144817A (en) | 2016-11-23 |
| CN106144817B true CN106144817B (en) | 2018-04-13 |
Family
ID=57352822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610308473.7A Active CN106144817B (en) | 2015-05-15 | 2016-05-11 | The delet method of elevator monitoring arrangement, elevator monitoring system and elevator control program |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6342845B2 (en) |
| CN (1) | CN106144817B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6483297B1 (en) * | 2018-01-19 | 2019-03-13 | 東芝エレベータ株式会社 | Program erasing apparatus and program erasing method |
| JP6553250B1 (en) * | 2018-05-24 | 2019-07-31 | 東芝エレベータ株式会社 | Automatic deletion method of remote monitoring program |
| CN110745660B (en) * | 2019-10-25 | 2021-12-07 | 上海三菱电梯有限公司 | Elevator monitoring system and elevator monitoring method |
| JP7151941B2 (en) | 2020-06-19 | 2022-10-12 | 三菱電機ビルソリューションズ株式会社 | Elevator control device, elevator monitoring system and elevator monitoring method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003095553A (en) * | 2001-09-21 | 2003-04-03 | Toshiba Elevator Co Ltd | Elevator maintenance tool safety system |
| JP2004062429A (en) * | 2002-07-26 | 2004-02-26 | Hitachi Building Systems Co Ltd | Erasing method of program for terminal |
| JP2007290831A (en) * | 2006-04-26 | 2007-11-08 | Mitsubishi Electric Building Techno Service Co Ltd | Elevator control system |
| JP5305895B2 (en) * | 2008-12-26 | 2013-10-02 | 三菱電機株式会社 | Reporting device and elevator car |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999025633A1 (en) * | 1997-11-19 | 1999-05-27 | Hitachi, Ltd. | Passenger transporting facility |
| JP2002265160A (en) * | 2001-03-13 | 2002-09-18 | Hitachi Building Systems Co Ltd | Elevator management system |
-
2015
- 2015-05-15 JP JP2015099944A patent/JP6342845B2/en active Active
-
2016
- 2016-05-11 CN CN201610308473.7A patent/CN106144817B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003095553A (en) * | 2001-09-21 | 2003-04-03 | Toshiba Elevator Co Ltd | Elevator maintenance tool safety system |
| JP2004062429A (en) * | 2002-07-26 | 2004-02-26 | Hitachi Building Systems Co Ltd | Erasing method of program for terminal |
| JP2007290831A (en) * | 2006-04-26 | 2007-11-08 | Mitsubishi Electric Building Techno Service Co Ltd | Elevator control system |
| JP5305895B2 (en) * | 2008-12-26 | 2013-10-02 | 三菱電機株式会社 | Reporting device and elevator car |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016216151A (en) | 2016-12-22 |
| JP6342845B2 (en) | 2018-06-13 |
| CN106144817A (en) | 2016-11-23 |
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