CN104936880A - Elevator device - Google Patents
Elevator device Download PDFInfo
- Publication number
- CN104936880A CN104936880A CN201380070413.0A CN201380070413A CN104936880A CN 104936880 A CN104936880 A CN 104936880A CN 201380070413 A CN201380070413 A CN 201380070413A CN 104936880 A CN104936880 A CN 104936880A
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- CN
- China
- Prior art keywords
- governor
- roller
- swivel
- rotation
- lift appliance
- 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.)
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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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
-
- 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
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
An elevator device is provided with a first speed governor (A) which detects an overspeed during ascending operation and a second speed governor (B) which detects an overspeed during descending operation, and the elevator device is configured so that the rotation of a pulley (4) is transmitted to the second speed governor (B) through a cam-type one-way clutch (5). The elevator device is configured so that, during ascending operation, the second speed governor (B) does not incorrectly detect a descending overspeed or so that the application of an impact to the governor is suppressed when the operation changes to descending operation. This elevator device has a rotation blocking mechanism (7) which prevents the rotating body of the second speed governor (B) from rotating when the transmission of rotation of the pulley to the second speed governor (B) is disabled during, for example, ascending operation.
Description
Technical field
The present invention relates to a kind of lift appliance, especially relate to the lift appliance that a kind of hypervelocity possessed when the hypervelocity risen when operating and decline can be operated be set as the governor of different values.
Background technology
In lift appliance, usually possess the rising or falling speed that monitors car all the time and make the governor of car emergent stopping when car is absorbed in the overspeed condition of regulation.Specifically, governor, when the rising or falling speed of car exceedes command speed and reaches the first hypervelocity (being generally 1.3 times of command speed), cuts off the power supply of the control setup driving the power supply of the winch of car and control this winch respectively.In addition, governor, when causing the descending speed of car to reach the second hypervelocity (being generally 1.4 times of command speed) more than the first hypervelocity because of certain reason, makes the emergency braking apparatus action being arranged on car, makes car machinery formula emergent stopping.
But in recent years, high speed and the Long travelization of the lift appliance accompanied with the high stratification of mansion constantly advance, and in such lift appliance, produce the pressure variation sharply caused by the lifting of car, bring the earplug sense stimulating ear to passenger.Compared with when the ear of the mankind has the decline of situation and the car risen with air pressure, the rising of the situation of falling under pneumatic pressure and car time more hold malleable characteristic, therefore a kind of lift appliance is sought, compared with the command speed of ascent direction, the command speed of descent direction is set lower, thus achieve alleviating of earplug sense.And, as such lift appliance, propose the lift appliance described in Japanese Unexamined Patent Publication 2000-327241 publication (patent documentation 1).
In patent documentation 1, record following speed governing equipment, it possesses: the speed governing hoist cable linked with lift car; For the rope sheave of speed governing hoist cable winding; The rotative speed of this rope sheave is carried out to the first regulating mechanism of speed governing; And linking, when transmitting the rotational force of rope sheave, the rotative speed of rope sheave being carried out the second regulating mechanism of speed governing with the horizontal shaft of rope sheave via clutch mechanism.In addition, in patent documentation 1, transmit the rotational force of rope sheave to the second regulating mechanism in the situation (when lift car declines) that clutch mechanism rotates forward at rope sheave, the transmission of rotational force is removed in the situation of reversing (when lift car rises), first regulating mechanism detects hypervelocity when rising, second regulating mechanism detects hypervelocity when declining, thus can detect the hypervelocity of the value different because of moving direction of lift car.
At first technical literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2000-327241 publication
The problem that invention will solve
As clutch mechanism, illustrate in patent documentation 1 and have free-wheel clutch etc.The swivel of the second regulating mechanism is when the rising running of elevator, the transmission that the rotation of the horizontal shaft of rope sheave is carried out is removed by clutch mechanism, but according to the research of the present inventor etc., especially when using cam-type free-wheel clutch, even if when rising running, also likely because of friction drag by the rotation of horizontal shaft gently to the swivel transmission of the second regulating mechanism, the second regulating mechanism becomes speed governing state.Especially, owing to decline hypervelocity being set less than the hypervelocity that rises, therefore, when transmitting to the second regulating mechanism under the effect of friction drag that is rotated in of the rope sheave when the rising running of High Rotation Speed, likely flase drop measures the hypervelocity that declines, thus abnormal elevator is stopped.
In addition, when stopping at intermediate floor in decline running, under the effect of clutch mechanism, remove transmission that the rotation of rope sheave is carried out and make the second regulating mechanism become idling conditions, but the swivel of the second regulating mechanism relies on inertia to continue to rotate, and stops lentamente.Therefore, under the swivel of the second regulating mechanism relies on inertia to continue the state rotated, when again moving to decline running, clutch mechanism likely engages with the swivel of the second regulating mechanism rotated, thus produces impulsive sound or apply load because of impact to device and cause damage.
Summary of the invention
The object of the invention is to, a kind of lift appliance is provided, it possesses the first governor of the hypervelocity detected when rising running and detects the second governor of hypervelocity when declining running, by cam-type free-wheel clutch, the rotation of rope sheave is passed to the second governor, when rising running, can prevent the second governor from detecting the hypervelocity that declines mistakenly.
In addition, another object of the present invention is to, provide a kind of lift appliance, it can prevent the second governor from detecting the hypervelocity that declines mistakenly when rising running, and can suppress when moving to and declining running to apply to impact to governor.
For solving the means of problem
The invention is characterized in have rotary preventing mechanism, this rotary preventing mechanism stops the swivel of the second governor to rotate when rising running.
In addition, the invention is characterized in, have rotary preventing mechanism, this rotary preventing mechanism, when the rotation removing rope sheave is to the transmission of the second governor, stops the swivel of the second governor to rotate.
Invention effect
According to the present invention, can prevent the second governor when rising running from detecting the hypervelocity that declines mistakenly.
In addition, according to the present invention, can prevent the second governor when rising running from detecting the hypervelocity that declines mistakenly, and can suppress to apply to impact to governor when moving to and declining running.
Problem other than the above, structure and effect are given clearly by the explanation of following embodiment.
Accompanying drawing explanation
Fig. 1 is the front sectional view of the governor in the lift appliance of embodiments of the invention 1.
Fig. 2 is the lateral plan of the rotary preventing mechanism of embodiments of the invention 1.
Fig. 3 is the front sectional view of the governor in the lift appliance of embodiments of the invention 2.
Fig. 4 is the lateral plan of the rotary preventing mechanism of embodiments of the invention 2.
Fig. 5 is the front sectional view of the governor in the lift appliance of embodiments of the invention 3.
Fig. 6 is the schematic side view of the lift appliance that the present invention applies.
Detailed description of the invention
Below, be described based on the embodiment of accompanying drawing to lift appliance of the present invention.
Embodiment 1
First, based on Fig. 6, the brief configuration of the lift appliance that the present invention applies is described.
Usually, lift appliance is configured to, and in the hoist trunk 200 being located at building 1000, lifting body (lift car) 300 and counterbalanced weight 400 are linked by main hoist cable 500, and lifting body 300 can be elevated along guide rail 700.In the Machine Room 100 on top being formed at hoist trunk 200, the winch 600 being configured with the main hoist cable 500 that reels, the control panel (omitting diagram) controlling this winch 600 etc. and governor etc.Governor by the ring-type stretched in the whole region of the lifting travel in hoist trunk 200 speed governing hoist cable 1 and be arranged at Machine Room 100 and the rope sheave 4 etc. being wound with speed governing hoist cable 1 is formed.Be provided with in lifting body 300 and utilize wedge component to hold the emergency braking apparatus 800 of guide rail 700 and to drive this emergency braking apparatus 800 and the working beam 900 of pivot suspension in lifting body 300 side when urgent.Working beam 900 is linked with speed governing hoist cable 1.It should be noted that, the lift appliance of the present invention's application is not limited to the structure shown in Fig. 6.Such as, also Machine Room can not be set on the top of hoist trunk 200, but be in fixed part (such as the top of guide rail 700) at the top of hoist trunk 200 governor is set.
Next, the governor in the lift appliance of the present embodiment is described.As shown in Figure 1, this governor possesses: be annularly configured in hoist trunk and the speed governing hoist cable 1 linked with lifting body; Be fixed on horizontal shaft 3 and for speed governing hoist cable 1 reel rope sheave 4; Speed governing is carried out to the rotative speed of this rope sheave 4 and detects the first governor A rising and exceed the speed limit; Link with horizontal shaft 3 via power-transfer clutch 5 and when the decline of lifting body operates, speed governing carried out to the rotative speed of rope sheave 4 and detect the second governor B declining and exceed the speed limit; Be installed on the coder 6 of horizontal shaft 3; When the rotation relieving rope sheave when the rising running of lifting body etc. is to the transmission of the second governor, stop the rotary preventing mechanism 7 of the rotation of the swivel B1 of the second governor B.
Horizontal shaft 3 is such as supported in the frame 2 being located at rail crown by bearing.Be fixedly installed the swivel A1 of the first governor A a side of horizontal shaft 3, the swivel B1 of the second governor B is installed via power-transfer clutch 5 at the opposite side of horizontal shaft 3.As power-transfer clutch 5, use cam-type free-wheel clutch (cam clutch), the inner ring of cam-type free-wheel clutch is fixed on horizontal shaft 3, and swivel B1 is fixed in outer ring.By power-transfer clutch 5, when the decline running of lifting body, the rotation of rope sheave 4 is transmitted to the swivel B1 of the second governor, when the rising running of lifting body, removes towards the rotation of the rope sheave 4 of the second governor transmission.
First governor A there is swivel A1 and be installed on this swivel A1 and with the oscillator (omit and illustrate) of the rotative speed of swivel A1 correspondingly displacement.In addition, the second governor B there is swivel B1 and be installed on this swivel B1 and with the oscillator (omit and illustrate) of the rotative speed of swivel B1 correspondingly displacement.First governor A is configured to, and when the rising or falling speed of lift car reaches 1.3 times of command speed, carrys out the lift car stopping switch in closed first governor A by the displacement of oscillator, detects that the rising or falling speed of lift car reaches 1.3 times of command speed.In addition, second governor B is also configured to, when the rising or falling speed of lift car reaches 1.3 times of command speed, carry out the lift car stopping switch in closed second governor B by the displacement of oscillator, detect that the rising or falling speed of lift car reaches 1.3 times of command speed.As the first governor A and the second governor B, specifically, such as use the such fly weight regulating mechanism described in patent documentation 1, but be not limited thereto.
In the lift appliance of the present embodiment, the pressure variation sharply produced in order to the lifting alleviated because of lifting body, i.e. lift car and stimulate the earplug sense of the ear of passenger, compared with the command speed of ascent direction, the command speed of descent direction is set lower.Correspondingly, the first governor A of rising, when detecting that the rising or falling speed of lift car reaches 1.3 times of the command speed of ascent direction, cuts off the power supply of the control setup driving the power supply of the winch of lift car and control this winch respectively.
On the other hand, the second governor B of decline, when detecting that the rising or falling speed of lift car reaches 1.3 times of the command speed of descent direction, cuts off the power supply of the control setup driving the power supply of the winch of lift car and control this winch respectively.In addition, the second governor B, when causing the descending speed of lift car to reach 1.4 times of command speed because of certain reason, makes the emergency braking apparatus action being located at lift car, makes elevator car machinery formula emergent stopping.That is, by making the further displacement of oscillator being installed on swivel B1, such as, utilizing the such mechanism described in patent documentation 1, sandwiching speed governing hoist cable 1 and the mobile of speed governing hoist cable 1 is stopped.And, as shown in Figure 6, the working beam 900 linked with the speed governing hoist cable 1 that stopped movement is lifted under the effect of the further decline of lifting body 300, by the working beam 900 be lifted, emergency braking apparatus 800 is worked, hold guide rail 700 by wedge component (omitting diagram), make lifting body 300 mechanical type emergent stopping.It should be noted that, the second governor B, under the effect of power-transfer clutch 5, removes when the rising running of lifting body the transmission carried out the rotation of rope sheave 4, and stops speed governing.
In order to detect the hypervelocity of the regulation on ascent direction as described above and detect the hypervelocity of the regulation on descent direction, the first governor A of rising is set as different values from the speed governing setting value of the second governor B of decline.
Next, the rotary preventing mechanism in the present embodiment is described.As mentioned above, possess rotary preventing mechanism 7 in the present embodiment, this rotary preventing mechanism 7 remove rope sheave when the rising running of lifting body etc. rotation to the transmission of the second governor time, stop the rotation of the swivel B1 of the second governor B.
As shown in Figure 1 and Figure 2, rotary preventing mechanism 7 is made up of the roller 7a coaxially arranged with swivel B1, pressing force applicator 7b from pressing force to this roller 7a that give.Roller 7a is fixed on the outer ring of swivel B1 or cam-type free-wheel clutch, and together rotates with swivel B1.Pressing force applicator 7b is fixed on frame 2 via pedestal 70.
In addition, pressing force applicator 7b possesses the boots 72a, the spring 73 pressed to roller 7a direction by these boots 72a and the framework 74 supporting boots 72a, spring 73 that connect with roller 7a in the mode that can slide.Boots 72a can be arranged in framework 74 for fulcrum rotationally with bolt 72b.Spring 73 is arranged on the bracket part 74a of framework 74 via spring adjusting screw 75.
Boots 72a is pressed as connecting all the time with roller 7a, via the resistance of roller 7a to the swivel B1 applying regulation of the second governor B.When the rising running of lift car, utilize power-transfer clutch 5, second governor B is in the state relieved the transmission that the rotation of horizontal shaft 3 is carried out, but under the effect of friction drag acting on (between inner ring and outer ring) in power-transfer clutch 5, swivel B1 will rotate.In order to stop the rotation of this swivel B1, the Resistance Value of setting rotary preventing mechanism 7.In other words, this Resistance Value is set to following value: when rising running, when utilizing power-transfer clutch 5 to the rotation removing horizontal shaft 3 to the transmission of swivel B1, swivel B1 is stoped to overcome the resistance (friction drag between roller 7a and boots 72a) of rotary preventing mechanism 7 and rotate.
In addition, the Resistance Value of rotary preventing mechanism 7 is set to the value that can not hinder the rotation of swivel B1 when power-transfer clutch 5 engages when declining running.It should be noted that, in fact, when declining running, the rotational force of the resistance ratios horizontal shaft 3 that swivel B1 is subject to because of rotary preventing mechanism 7 is little, brings obstruction therefore can not to the rotation of the swivel B1 in when declining running.
According to the present embodiment, by when the rising of lift car operates, utilize rotary preventing mechanism 7 to stop the rotation of the swivel B1 of the second governor B, can error detection be prevented, realize the raising of reliability.In addition, even if decline running after the stopping when declining running immediately again, in the present embodiment, during owing to stopping at intermediate floor in decline running, the rotation of the swivel B1 of the second governor B is stoped rapidly, and therefore power-transfer clutch 5 engages with the swivel B1 of the second governor B being in halted state all the time.Thus, in the present embodiment, impact during engagement can be reduced, realize mute, and reduce the load applied to device, realize extending service life.
It should be noted that, in the present embodiment, in order to stop the rotation of the swivel B1 of the second governor B, giving pressing force to the roller 7a coaxially arranged with swivel B1, but also directly can give pressing force to swivel B1.That is, in the present embodiment, to swivel B1 or coaxially arrange with swivel B1 and give pressing force with the swivel that swivel B1 rotates in the lump.
Embodiment 2
Next, based on Fig. 3 and Fig. 4, the embodiment 2 of lift appliance of the present invention is described.It should be noted that, identical Reference numeral is marked for the structure identical with the structure shown in embodiment 1.In addition, the explanation about the structure identical with embodiment 1 is omitted.
The lift appliance of the present embodiment possesses the rotary preventing mechanism 17 of the structure different from the rotary preventing mechanism 7 shown in embodiment 1.As shown in Figure 3 and 4, this rotary preventing mechanism 17 possesses: the first roller 171 coaxially arranged with swivel B1; The second roller 172 configured in the mode opposed with this first roller 171; Be wound on the band 173 on above-mentioned first roller 171 and the second roller 172; Be installed on frame 2 and the second roller 172 is supported the roller bracket 174 for rotating; And to the direction contrary with the first roller, the second roller 172 is applied to the spring 175 of spring force.
First roller 171 is fixed on the outer ring of swivel B1 or cam-type free-wheel clutch, and rotates in the lump with swivel B1.Second roller 172 is supported as rotating via axle 176 by roller bracket 174.In addition, roller bracket 174 is installed in rotation on pedestal 170 via axle 177.Pedestal 170 for roller bracket 174 installation is fixed on frame 2 and (omits diagram in figure 3).Spring 175 is arranged on and is fixed between the spring mountings 179 of pedestal 170 and the spring mountings 180 being fixed on roller bracket 174, adjusts spring force by spring adjusting screw 178.
In the present embodiment, by the second roller 172 is exerted a force to the direction contrary with the first roller 171, increase the tension force to band 173 applying and apply resistance via the first roller 171 to swivel B1.For the consideration identical with embodiment 1, adjust this Resistance Value by spring adjusting screw 178.
In the present embodiment, the first roller 171 is set coaxially with swivel B1, this first roller 171 is wound with the band 173 pulled to the direction contrary with the first roller by the second roller, thus to the resistance of the swivel B1 applying regulation of the second governor.Thereby, it is possible to obtain the effect identical with embodiment 1.
Embodiment 3
Next, based on Fig. 5, the embodiment 3 of lift appliance of the present invention is described.It should be noted that, identical Reference numeral is marked for the structure identical with the structure shown in embodiment 1 or embodiment 2.In addition, omit about the explanation with embodiment 1, structure that embodiment 2 is identical.
In rotary preventing mechanism 27 in the present embodiment, the second roller 172 in alternate embodiment 2, possesses the second roller 272 fixing on the outer ring of cam-type free-wheel clutch (cam clutch) 273.The pedestal with the axle supplying the inner ring of cam-type free-wheel clutch 273 to fix is fixed on frame 2.Cam-type free-wheel clutch 273 makes the second roller 272 rotate to the direction identical with the first roller 171 swivel B1 when the decline running of lifting body, does not make the second roller 272 rotate round about when the rising running of lifting body.
Therefore, in the present embodiment, stoping the rotation of swivel B1 when rising running, can realize and embodiment 1, effect that embodiment 2 is identical.
In addition, give mechanism's (omit diagram) of tension force if arrange on band 173, then effectively can apply resistance to swivel B1, in decline running, moving to when declining running after a stop, can realize and embodiment 1, effect that embodiment 2 is identical.
Embodiment 4
Next, the embodiment 4 of lift appliance of the present invention is described.In the present embodiment, link second roller 172 in example 2 with the axle 176 of roller bracket 174 is arranged the cam-type free-wheel clutch identical with embodiment 3.
Also can realize in the present embodiment and embodiment 1, effect that embodiment 2 is identical.Especially, in the present embodiment, when rising running, swivel B1 can be reliably stoped to carry out the rotation of ascent direction.Then, in the present embodiment, compared with embodiment 3, when resting in intermediate floor in decline running, the rotation of the swivel B1 of the second governor B can promptly be stoped.Therefore, when rising running, reliably can prevent the second governor from detecting the hypervelocity that declines mistakenly, and can reliably suppress to apply to impact to governor when moving to and declining running.
It should be noted that, the present invention is not limited to the above embodiments, also comprises various variation.Such as, the above embodiments describe in detail for ease of the present invention being described with understanding, and are not defined as and necessarily possess illustrated entire infrastructure.In addition, a part for the structure of a certain embodiment can be replaced into the structure of other embodiments, in addition, also can add the structure of other embodiments in the structure of a certain embodiment.In addition, can a part for the structure of each embodiment be carried out the adding of other structures, eliminates, be replaced.
Description of reference numerals:
1: speed governing hoist cable, 3: horizontal shaft, 4: rope sheave, 5: power-transfer clutch, 7: rotary preventing mechanism, 17: rotary preventing mechanism, 27: rotary preventing mechanism, the A: the first governor, A1: swivel, the B: the second governor, B1: swivel.
Claims (5)
1. a lift appliance, it possesses: speed governing hoist cable, and itself and lifting body link; Rope sheave, it is fixing on the horizontal axis, and is wound with described speed governing hoist cable; First governor, it carries out speed governing to the rotative speed of described rope sheave, and detects the hypervelocity that rises; And second governor, it links with described horizontal shaft by power-transfer clutch, when the decline running of described lifting body, carries out speed governing, and detect the hypervelocity that declines to the rotative speed of described rope sheave,
The rotation of described rope sheave is passed to the swivel of described second governor by described power-transfer clutch when the decline running of described lifting body, remove the transmission of rotation to described second governor of described rope sheave when the rising running of described lifting body,
The feature of described lift appliance is,
Described lift appliance possesses rotary preventing mechanism, and this rotary preventing mechanism stops the rotation of the swivel of described second governor when the rising running of described lifting body.
2. lift appliance according to claim 1, is characterized in that,
Described rotary preventing mechanism, removing the rotation of described rope sheave after the transmission of described second governor, stops the rotation of the swivel of described second governor.
3. lift appliance according to claim 2, is characterized in that,
Described rotary preventing mechanism applies resistance all the time to the swivel of described second governor or with the roller that described swivel rotates coaxially in the lump.
4. lift appliance according to claim 3, is characterized in that,
Described rotary preventing mechanism have described roller, independent of described roller other roller and be wound on the band of the ring-type on described roller and described other roller,
Described other roller is mounted with the axle supporting of cam-type free-wheel clutch, and described cam-type free-wheel clutch stops described other roller to the contrary sideway swivel of the rotation of the descent direction of the swivel with described second governor.
5. lift appliance according to claim 1, is characterized in that,
Described rotary preventing mechanism have rotate in the lump coaxially with the swivel of described second governor roller, independent of described roller other roller and be wound on the band of the ring-type on described roller and described other roller,
Described other roller is mounted with the axle supporting of cam-type free-wheel clutch, and described cam-type free-wheel clutch stops described other roller to the contrary sideway swivel of the rotation of the descent direction of the swivel with described second governor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611089690.8A CN107055249A (en) | 2013-02-13 | 2013-02-13 | Lift appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2013/053316 WO2014125574A1 (en) | 2013-02-13 | 2013-02-13 | Elevator device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611089690.8A Division CN107055249A (en) | 2013-02-13 | 2013-02-13 | Lift appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104936880A true CN104936880A (en) | 2015-09-23 |
| CN104936880B CN104936880B (en) | 2016-12-28 |
Family
ID=51353608
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611089690.8A Pending CN107055249A (en) | 2013-02-13 | 2013-02-13 | Lift appliance |
| CN201380070413.0A Active CN104936880B (en) | 2013-02-13 | 2013-02-13 | Lift appliance |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611089690.8A Pending CN107055249A (en) | 2013-02-13 | 2013-02-13 | Lift appliance |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5917764B2 (en) |
| CN (2) | CN107055249A (en) |
| DE (1) | DE112013006662T5 (en) |
| WO (1) | WO2014125574A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106132860B (en) * | 2014-04-16 | 2018-08-03 | 株式会社日立制作所 | Lift appliance |
| JP6295189B2 (en) * | 2014-11-28 | 2018-03-14 | 株式会社日立製作所 | Elevator equipment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2182088A (en) * | 1936-12-02 | 1939-12-05 | Henry H Logan | Controller |
| CN1127723A (en) * | 1994-10-20 | 1996-07-31 | 三菱电机株式会社 | Elevator governor |
| JP2000327241A (en) * | 1999-05-17 | 2000-11-28 | Mitsubishi Electric Corp | Elevator system and speed governor |
| CN1603221A (en) * | 2003-09-29 | 2005-04-06 | 株式会社日立制作所 | Elevator speed regulator |
| CN1894152A (en) * | 2004-07-22 | 2007-01-10 | 三菱电机株式会社 | Elevator speed limiter |
| JP2009154984A (en) * | 2007-12-25 | 2009-07-16 | Mitsubishi Electric Corp | Elevator governor |
| CN101678999A (en) * | 2007-08-09 | 2010-03-24 | 三菱电机株式会社 | Elevator speed governor |
| WO2012017549A1 (en) * | 2010-08-06 | 2012-02-09 | 三菱電機株式会社 | Elevator speed governor |
| CN102387977A (en) * | 2009-04-09 | 2012-03-21 | 三菱电机株式会社 | Elevator governor |
-
2013
- 2013-02-13 CN CN201611089690.8A patent/CN107055249A/en active Pending
- 2013-02-13 CN CN201380070413.0A patent/CN104936880B/en active Active
- 2013-02-13 DE DE112013006662.9T patent/DE112013006662T5/en active Pending
- 2013-02-13 WO PCT/JP2013/053316 patent/WO2014125574A1/en active Application Filing
- 2013-02-13 JP JP2015500024A patent/JP5917764B2/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2182088A (en) * | 1936-12-02 | 1939-12-05 | Henry H Logan | Controller |
| CN1127723A (en) * | 1994-10-20 | 1996-07-31 | 三菱电机株式会社 | Elevator governor |
| JP2000327241A (en) * | 1999-05-17 | 2000-11-28 | Mitsubishi Electric Corp | Elevator system and speed governor |
| CN1603221A (en) * | 2003-09-29 | 2005-04-06 | 株式会社日立制作所 | Elevator speed regulator |
| CN1894152A (en) * | 2004-07-22 | 2007-01-10 | 三菱电机株式会社 | Elevator speed limiter |
| CN101678999A (en) * | 2007-08-09 | 2010-03-24 | 三菱电机株式会社 | Elevator speed governor |
| JP2009154984A (en) * | 2007-12-25 | 2009-07-16 | Mitsubishi Electric Corp | Elevator governor |
| CN102387977A (en) * | 2009-04-09 | 2012-03-21 | 三菱电机株式会社 | Elevator governor |
| WO2012017549A1 (en) * | 2010-08-06 | 2012-02-09 | 三菱電機株式会社 | Elevator speed governor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104936880B (en) | 2016-12-28 |
| CN107055249A (en) | 2017-08-18 |
| JP5917764B2 (en) | 2016-05-18 |
| WO2014125574A1 (en) | 2014-08-21 |
| DE112013006662T5 (en) | 2015-12-03 |
| JPWO2014125574A1 (en) | 2017-02-02 |
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