WO2005087643A1 - エレベータの制動装置 - Google Patents
エレベータの制動装置 Download PDFInfo
- Publication number
- WO2005087643A1 WO2005087643A1 PCT/JP2005/004073 JP2005004073W WO2005087643A1 WO 2005087643 A1 WO2005087643 A1 WO 2005087643A1 JP 2005004073 W JP2005004073 W JP 2005004073W WO 2005087643 A1 WO2005087643 A1 WO 2005087643A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- braking
- force
- movable
- movable plunger
- elevator
- Prior art date
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 23
- 238000010586 diagram Methods 0.000 description 17
- 238000000034 method Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 241000238631 Hexapoda Species 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000004091 panning Methods 0.000 description 1
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
- B66B5/16—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
Definitions
- the present invention relates to an elevator braking device.
- an elevator braking device in which a braking state is held by a pressing force of a panel and a released state is held by a magnetic force of a permanent magnet.
- a DC current is applied to the electromagnet coil, a strong magnetic field in the same direction as the permanent magnet is generated, and the armature absorbs the armature against the force of the panel.
- the armature can be kept in the attracted state by the magnetic force of the permanent magnet even if the DC current is cut off.
- Switching from the released state to the braking state energizes a coil with a DC current that generates a magnetic force that cancels out the magnetic force of the permanent magnet (see Patent Document 1, for example).
- Patent Document 1 Japanese Utility Model Publication No. 57-128
- An object of the present invention is to provide an elevator braking device in which the energy required for braking and releasing the brake is reduced.
- the present invention provides a movable plunger, a braking mechanism coupled to one end of the movable plunger, which switches between a braking state and a released state by axial movement of the movable plunger, and a braking state and a released state for moving the movable plunger.
- a first drive mechanism using mechanical or magnetic power that is reversed in the middle of the movable range in the axial direction for switching between the two, and that is pressed and held against the braking side or the release side, and the movable plunger is brought into a braking state.
- a second drive mechanism using an electromagnetic force that drives the brake-side or release-side force to a reverse position in the middle of the movable range by staking against the pressing force of the first drive mechanism. In the braking device of the elevator.
- FIG. 1 is a diagram showing a configuration of an elevator braking device according to Embodiment 1 of the present invention.
- FIG. 2 is a diagram schematically showing a relationship between a moving distance of a movable plunger and a force in a direction of an arrow A by a counter panel in the braking device of FIG. 1.
- FIG. 3 is a diagram showing a state when the braking device of FIG. 1 is released.
- FIG. 4 is a diagram showing an example of a power supply device for a release coil and a braking coil of an elevator braking device according to the present invention.
- FIG. 5 is a diagram showing a configuration of an elevator braking device according to Embodiment 2 of the present invention.
- FIG. 6 is a diagram schematically showing a relationship between a moving distance of a movable plunger and a magnetic force in the direction of arrow A by a permanent magnet in the braking device of FIG. 5.
- FIG. 7 is a diagram showing a state when the braking device of FIG. 5 is released.
- FIG. 8 is a diagram showing a configuration of an elevator braking device according to Embodiment 3 of the present invention.
- FIG. 9 is a view showing a state when the braking device of FIG. 8 is released.
- FIG. 10 is a diagram showing a configuration of an elevator braking device according to Embodiment 4 of the present invention.
- FIG. 11 is a diagram showing a state when the braking device of FIG. 10 is released.
- FIG. 12 is a diagram showing a configuration of an elevator braking device according to Embodiment 5 of the present invention.
- FIG. 13 is a diagram schematically showing a relationship between a moving distance of a movable iron core in FIG. 12, a permanent magnet force, a braking panel force, and a biasing panel force.
- the braking state and the release state of the braking device are determined by reversing the panning panel or permanently. Switching is performed by reversing the magnetic circuit using magnets and movable iron cores, and both states are maintained by the same mechanism.
- the switching device between the braking state and the released state of the braking device is composed of a non-magnetic material repulsion plate and two coil forces arranged opposite to both sides, and is generated when a nodal current flows through one of the coils. The repulsion force obtained by the eddy current generated in the repulsion plate is used.
- the switching device between the braking state and the released state of the braking device is composed of two coils arranged opposite to the movable iron core on both sides, and a yoke constituting a magnetic path.
- the suction force to the movable iron core at the time of performing is used.
- the present invention is characterized in that the operation of the braking device at the time of braking is accelerated, and the braking device can follow even if the gripping position deviates from the center.
- the present invention will be described according to embodiments.
- FIG. 1 is a diagram showing a configuration of an elevator braking device according to Embodiment 1 of the present invention.
- the outer edge of the dish panel 10a is supported by a fixed portion by a support portion 10b.
- the inner edge (central portion) of the dish panel is fixed to the movable plunger 5 by a support 10c.
- One end of the movable plunger 5 is connected to one end of the link 4 by a support shaft 6, and the link 4 is rotatable with respect to the support shaft 6.
- the other end of the link 4 is rotatably connected to the end of the arm 2 by a support shaft 7 with respect to the support shaft 7.
- the arm 2 is rotatably fixed to the fixed shaft 3.
- the drive unit 20 includes a repulsion plate 20a made of a non-magnetic material such as aluminum or copper, a release coil 20b and a braking coil 20c arranged to face the repulsion plate 20a.
- the repulsion plate 20a is fixed to the movable plunger 5, and the release coil 20b and the control coil 20c are disposed on opposite sides (to face each other) with the repulsion plate 20a interposed therebetween.
- 114, 6, and 7 constitute a braking mechanism
- 10a to 10c constitute a first drive mechanism
- 20 constitutes a second drive mechanism.
- FIG. 1 shows a state in which a disc or a rail is held between the sliding members 1 to exert a braking force.
- the panel panel 10a generates a panel force in the direction of arrow A in FIG.
- the movable plunger 5 also receives a force in the direction of arrow A, and the support shaft 7 of the link 4 tries to open left and right.
- the arm 2 uses the fixed shaft 3 as a fulcrum to generate a force in a direction in which the sliding member 1 is to be closed, so that a sufficient braking force can be obtained.
- FIG. 2 schematically shows the moving distance of the movable plunger 5 and the force in the direction of arrow A by the counter panel 10a at this time.
- the movable plunger 5 moves to a predetermined position (a position where the flat panel is flattened), the flat panel is turned over, and the support portion 10c moves to the arrow B side of the support portion 10b.
- the countersink spring 10a begins to generate a negative force in the direction of arrow A (i.e., a force in the direction of arrow B) (actually, a force in the opposite direction beyond the neutral position is generated). Even if no current is passed through 20b, as shown in Fig.
- the movable plunger 5 moves in the direction of arrow B with the force of the counter panel 10a, and the support shaft 7 moves in the closing direction from the left Rotates around the fixed shaft 3 in the opening direction of the sliding member 1, the braking force is released, and the released state is maintained by the panel force of the counter panel 1Oa. At this time, the movable range of the movable plunger 5 is determined by the panel force of the dish panel 10a. It is better to prevent it.
- Switching from the released state to the braking state may be achieved by instantaneously applying a large current to the braking coil 20c.
- the principle of operation is exactly the same as that of switching to the braking state and the release state, and only the direction of the generated force is reversed, so detailed description is omitted.
- FIG. 4 shows a power supply device for instantaneously passing the above-described large current to the coils 20b and 20c.
- the charge that has been charged in the capacitor 33 from the DC power supply 30 in advance by closing the switch 31 and opening the switch 32 can be obtained by opening the switch 31, closing the switch 32, and discharging.
- the diode 34 functions to protect the capacitor 33 against the reverse flow of the current, prevent the oscillation of the electromagnetic force characteristic, and increase the energy efficiency. Switching between the braking state and the release state is performed by connecting the switch 32 to the force braking coil 20c that connects the release coil 20b.
- the switching power supply at this time is supplied with power from an emergency battery (not shown) for moving the elevator to the nearest floor in the event of a power failure originally provided in the elevator.
- the power required for switching is minimal, and does not affect the power required to move the elevator to the nearest floor in the event of a power outage, even if the battery is not boosted for switching. It is also possible to increase the capacity of the emergency battery to charge the capacitor.
- FIG. 5 is a diagram showing a configuration of an elevator braking device according to Embodiment 2 of the present invention.
- the magnet panel 40 is composed of a permanent magnet 40a, a movable iron core 40b fixed to the movable plunger 5 and moving integrally, and a yoke 40c arranged so as to surround them.
- Other structures are the same as in the first embodiment.
- 114, 6, and 7 constitute a braking mechanism
- 40 constitutes a first drive mechanism
- 20 constitutes a second drive mechanism.
- FIG. 5 shows a state in which a disk or a rail is held between the sliding members 1 to exert a braking force.
- the movable core 40b is Oa is pressed in the direction of arrow A due to the magnetic flux in the direction of arrow C.
- the movable plunger 5 also receives a force in the direction of arrow A, and the support shaft 7 of the link 4 attempts to open left and right.
- the arm 2 generates a force with the fixed shaft 3 as a fulcrum in a direction in which the sliding member 1 is to be closed, so that a sufficient braking force can be obtained.
- the support shaft 7 moves in the closing direction from the left and right by the action of the link 4, and the arm 2 supports the fixed shaft 3 as a fulcrum.
- the sliding member 1 rotates in the opening direction, the braking force is released, and the released state is maintained by the magnetic force.
- a stopper 8 that limits the movable range is provided at the upper and lower limits of the movable range of the movable core 40b or the repulsion plate 20a, and the insect contact between the movable core 40b and the yoke 40c, and the 3-inole 20b, 20c and the repulsive plate It is better to prevent 20a insect contact.
- Switching from the released state to the braking state may be achieved by instantaneously applying a large current to the braking coil 20c.
- the principle of operation is exactly the same as that of switching to the braking state and the release state, and only the direction of the generated force is reversed, so detailed description is omitted.
- both the brake release state and the brake state are caused by the reversal of the magnetic field due to the movement of the movable iron core. Only a small amount of energy is needed until the angle is reversed, that is, up to almost half of the stroke.
- the repulsive force of the magnetic field due to the eddy current is used as a driving force for switching the braking / release state of the brake, the braking operation is quick.
- FIG. 8 is a diagram showing a configuration of an elevator braking device according to Embodiment 3 of the present invention.
- the electromagnetic attraction device 50 is composed of a permanent magnet 50a, a movable iron core 50b fixed to the movable plunger 5 and moving integrally, and a braking device disposed on opposite sides (to face each other) of both sides of the permanent magnet 50a. It is composed of a coil 51a, a release coil 51b, coils 51a and 51b, a permanent magnet 50a, and a yoke 50c arranged so as to surround the movable iron core 50b. Other structures are the same as in the first embodiment.
- 114, 6, and 7 constitute a braking mechanism
- 50 constitutes a first drive mechanism
- 51a and 51b constitute a second drive mechanism.
- FIG. 8 shows a state in which a disc or a rail is held between the sliding members 1 to exert a braking force.
- the braking coil 51a nor the release coil 51b is excited, and the movable iron core 50b is pressed in the direction of arrow A by the magnetic flux in the direction of arrow C by the permanent magnet 50a.
- the movable plunger 5 also receives a force in the direction of arrow A, and the support shaft 7 of the link 4 tries to open left and right.
- the arm 2 generates a force with the fixed shaft 3 as a fulcrum in a direction in which the sliding member 1 is to be closed, so that a sufficient braking force can be obtained.
- the magnetic path is formed in the direction of arrow D as shown in Fig. 9 and begins to generate a negative force on arrow A (i.e., a force in the direction of arrow B), so that it is no longer necessary to supply a current to the release coil 51b. As shown in Fig.
- Switching from the released state to the braking state may be performed by passing a current through the braking coil 51a and exciting the coil.
- the principle of operation is exactly the same as that of switching to the braking state and the release state, and only the direction of the generated force is reversed, so detailed description is omitted.
- the conventional brake needs to generate a braking force when shifting to the braking state and the force releasing state, and it is necessary to absorb the armature I against the panel force.
- both the brake release state and the brake state depend on the reversal of the magnetic field by the permanent magnet, so the energy required for switching the state is sufficient until the mechanism is reversed, that is, almost half of the stroke. Energy is small.
- FIG. 10 is a diagram showing a configuration of an elevator braking device according to Embodiment 4 of the present invention.
- the electromagnetic attraction device 60 includes a movable core 60a that is fixed to the movable plunger 5 and moves integrally, and a braking coil 61a, a release coil 61b, and a coil 61a that are arranged to face each other with the movable iron core 60a interposed therebetween.
- 61b and a yoke 60b arranged to form a magnetic path surrounding the movable iron core 60a.
- Other structures are the same as those of the first embodiment.
- 114, 6 and 7 constitute a braking mechanism
- 10a-10c constitute a first drive mechanism
- 60, 61a and 6 lb constitute a second drive mechanism.
- FIG. 10 shows a state in which a disc or a rail is held between the sliding members 1 to exert a braking force.
- neither the braking coil 61a nor the release coil 61b is excited, and the movable iron core 60a is pressed in the direction of arrow A by the reaction force of the counter panel 10a.
- the movable plunger 5 also receives a force in the direction of arrow A, and the support shaft 7 of the link 4 tries to open left and right.
- the arm 2 generates a force about the fixed shaft 3 as a fulcrum in a direction in which the sliding member 1 is to be closed, so that a sufficient braking force can be obtained.
- the panel panel begins to generate a negative force in the direction of arrow A (that is, a force in the direction of arrow B), so that no current flows through the release coil 6 lb as shown in FIG.
- the movable plunger 5 moves in the direction of arrow B by force
- the support shaft 7 moves in the closing direction from the left and right by the action of the link 4, and the arm 2 uses the fixed shaft 3 as a fulcrum to open the sliding member 1.
- the braking force is released, and the released state is maintained by the panel force of the counter panel.
- Switching from the released state to the braking state may be performed by supplying a current to the braking coil 61a and exciting the coil.
- the principle of operation is exactly the same as that of switching to the braking state and the release state, and only the direction of the generated force is reversed, so detailed description is omitted.
- the conventional brake needs to generate a braking force when shifting to the braking state and the force releasing state, and it is necessary to absorb the armature I against the panel force. Force that required lug
- both the brake release state and the brake state are due to the reversal of the countersink, so the energy required to switch the state is small until the mechanism is reversed, that is, almost half of the stroke Energy is enough.
- FIG. 12 is a diagram showing a configuration of an elevator braking device according to Embodiment 5 of the present invention.
- a first panel structure 701 including a panel frame 71, a braking panel 72, and a panel receiver 73 is formed between the movable plunger 5 and the link 4.
- the panel frame 71 is a top plate 71a that supports the braking panel 72, which is a compression panel, an adjustment bolt 71c that adjusts the amount of panel compression, a threaded bottom plate 71b that is screwed with the adjustment bolt 71c, and the position of the bottom plate.
- the stop nut 71d is screwed with the adjusting bolt 71c without changing the angle.
- a panel receiver 73 for supporting one end of the brake panel is mounted on the panel frame 71 so as to be movable along the adjustment bolt 71c.
- the end of the shaft portion 73a extending downward is attached to the movable plunger 5 by the support shaft 6. And are rotatably connected.
- the electromagnetic attraction device 50 operates and the support shaft 6 moves in the axial direction with the rail or disk position (that is, the gripping position) shifted from the center position force between the sliding members 1 and the position of the support shaft 70 fluctuates left and right. Even if it moves, it can follow while changing the distance between the support shaft 6 and the support shaft 70.
- the electromagnetic attraction device 50 includes a movable iron core 50b on which the movable plungers 5, 74 disposed coaxially and on the opposite sides of the braking side and the release side in the axial direction are fixed and move integrally.
- a permanent magnet 50a provided around the moving iron core 50b so as to extend in parallel with the axial direction of the movable plunger, and braking arranged opposite to each other on the braking side and the release side (up and down in the drawing) of the permanent magnet 50a.
- a coil 51a, a release coil 51b, coils 51a and 51b, a permanent magnet 50a, and a yoke 50c arranged to surround the movable iron core 50b.
- the movable plunger 74 protrudes from the movable iron core 50b to the side opposite to the braking mechanism, and an adjustment panel receiver 75 is mounted at the tip thereof.
- the adjustment panel receiver 75 and the movable plunger 74 are threaded so as to be screwed with each other, so that the position of the adjustment panel receiver 75 with respect to the movable plunger 74 can be adjusted.
- An urging panel 76 which is a compression panel, is sandwiched between an adjustment panel receiver 75 and a fixed spring receiver 77, and constantly generates a force in the direction of arrow A with respect to the movable iron core 50b.
- the adjustment panel receiver 75, the biasing panel 76, and the fixed panel receiver 77 constitute a second panel structure 702.
- the fixed shaft 3, the yoke 50c, and the fixed panel receiver 77 are fixed to a fixed portion such as a brake base or a car frame.
- Other structures are the same as those in the above embodiment.
- 114, 7, and 70 constitute a braking mechanism
- 50 constitutes a first drive mechanism
- 51a and 51b constitute a second drive mechanism.
- FIG. 12 shows a state in which a disk or a rail is held between the sliding members 1 to exert a braking force.
- ⁇ be the gap created between the panel receiver 73 and the bottom plate 71b.
- the braking coil 51a nor the release coil 51b is excited, and the movable core 50b is pressed in the direction of arrow A by the magnetic flux in the direction of arrow C by the permanent magnet 50a.
- the panel receiver 73 also receives a force in the direction of arrow A, and applies a force in a direction to compress the braking panel 72.
- the movable core 50b is held by the yoke 50c, and in order to obtain a sufficient braking force, as shown in FIG. 13, the combined force of the permanent magnet 50a and the biasing panel 76 is applied.
- Force must be set greater than the force provided by the braking panel 72.
- the sliding member 1 grips the rail or disk, and cannot move in the direction of narrowing the gap, so that the position of the support shaft 70 does not change, and the force with which the brake panel 72 is compressed compresses the top plate. It is transmitted to the sliding member 1 via the link 71, the link 4 and the arm 2, and a sufficient braking force can be obtained.
- the resultant force by the permanent magnet 50a, the braking panel 72, and the biasing panel 76 is the force acting in the direction of arrow ⁇ .
- the panel receiver 73 comes into contact with the bottom plate 71b and moves integrally with the panel frame 71, and the link 4 and the arm 2 move the sliding member 1 away from the rail or the disk, releasing the braking force. Is done.
- Switching from the released state to the braking state may be performed by supplying a current to the braking coil 51a and exciting it.
- the operating principle is exactly the same as the switching of the braking state force to the release state, and the direction of the generated force is opposite, and only the operation returns to the braking state. Therefore, the detailed description is omitted.
- the conventional brake generates a braking force when shifting to the braking state and the force releasing state, and it is necessary to absorb the armature I against the panel force.
- Force that required lug According to this method, the combined force of the braking panel 72, the biasing panel 76, and the permanent magnet 50a applied to the movable core 50b is reversed during the stroke, so the energy required to switch the state reverses the mechanism. Up to the middle of the stroke.
- the braking panel 72 has a configuration in which the force in the released state begins to be effective in the middle of the stroke to the braking state, the force required to generate the braking coil 5la for the initial movement of the movable core 50b is a permanent magnet.
- the operation at the time of brake braking can be accelerated by the difference between the force of 50a and the force of the biasing panel 76.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112005000607T DE112005000607B4 (de) | 2004-03-15 | 2005-03-09 | Bremsvorrichtung für einen Aufzug |
US10/589,582 US7604099B2 (en) | 2004-03-15 | 2005-03-09 | Brake device for elevator |
JP2006510953A JP4410248B2 (ja) | 2004-03-15 | 2005-03-09 | エレベータの制動装置 |
CN2005800082759A CN1930073B (zh) | 2004-03-15 | 2005-03-09 | 电梯的制动装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-073306 | 2004-03-15 | ||
JP2004073306 | 2004-03-15 |
Publications (1)
Publication Number | Publication Date |
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WO2005087643A1 true WO2005087643A1 (ja) | 2005-09-22 |
Family
ID=34975472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/004073 WO2005087643A1 (ja) | 2004-03-15 | 2005-03-09 | エレベータの制動装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7604099B2 (ja) |
JP (1) | JP4410248B2 (ja) |
CN (1) | CN1930073B (ja) |
DE (1) | DE112005000607B4 (ja) |
WO (1) | WO2005087643A1 (ja) |
Cited By (1)
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WO2010046995A1 (ja) * | 2008-10-24 | 2010-04-29 | 三菱電機株式会社 | エレベータ |
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US8561772B2 (en) * | 2006-07-07 | 2013-10-22 | Borgwarner Inc. | Roller, sprag or ratchet one-way clutch with two backing plates |
US9169104B2 (en) * | 2010-12-17 | 2015-10-27 | Inventio Ag | Activating a safety gear |
JP5593457B2 (ja) * | 2010-12-22 | 2014-09-24 | オーチス エレベータ カンパニー | エレベータかごの動きを低減する摩擦ダンパ |
DE102011000720A1 (de) * | 2011-02-14 | 2012-08-16 | Klaus-Peter Kapp | Reibungsbremse für Aufzüge mit verbesserten Dämpfungseigenschaften |
JP2014508698A (ja) * | 2011-03-22 | 2014-04-10 | オーチス エレベータ カンパニー | エレベータブレーキシステム |
EP2607288A1 (de) * | 2011-12-19 | 2013-06-26 | Inventio AG | Anordnung für einen Aufzug |
CN102849558A (zh) * | 2012-03-30 | 2013-01-02 | 上海东锐风电技术有限公司 | 手动刹车装置及包括其的微型载人升降机 |
CN103523633B (zh) * | 2013-10-22 | 2015-09-09 | 杭州沪宁电梯配件有限公司 | 一种电梯夹轨装置 |
US10442662B2 (en) * | 2013-12-19 | 2019-10-15 | Inventio Ag | Caliper brake for elevator systems |
EP3280667A1 (en) * | 2015-04-10 | 2018-02-14 | Otis Elevator Company | Elevator safety gear guiding assembly and method |
US11066274B2 (en) | 2015-06-30 | 2021-07-20 | Otis Elevator Company | Electromagnetic safety trigger |
US10654686B2 (en) * | 2015-06-30 | 2020-05-19 | Otis Elevator Company | Electromagnetic safety trigger |
DE102015217423A1 (de) * | 2015-09-11 | 2017-03-16 | Thyssenkrupp Ag | Elektrisch betätigbare Fangvorrichtung für eine Aufzugsanlage und Verfahren zum Auslösen einer solchen |
US10197141B2 (en) * | 2015-11-03 | 2019-02-05 | Metso Flow Control Usa Inc. | Electric actuator with a fail-safe mode of operation |
DE202016103895U1 (de) * | 2016-07-19 | 2017-10-20 | Wittur Holding Gmbh | Betätigungsorgan für eine Aufzugs-Bremseinrichtung |
CN107792747B (zh) * | 2016-08-30 | 2021-06-29 | 奥的斯电梯公司 | 升降机轿厢的稳定装置 |
FR3056271B1 (fr) * | 2016-09-21 | 2022-03-11 | Jean Marc Loriot | Systeme de freinage par manque de courant |
DE102016218635A1 (de) * | 2016-09-28 | 2018-03-29 | Thyssenkrupp Ag | Elektromechanischer Betätiger zum Betätigen einer Bremse einer Aufzugsanlage |
CN106698137B (zh) * | 2017-01-10 | 2023-06-06 | 成都辟思航空科技有限公司 | 一种用于钢导轨上的永磁防坠装置 |
DE102017110256A1 (de) * | 2017-05-11 | 2018-11-15 | Thyssenkrupp Ag | Sicherheitseinrichtung für eine Aufzugsanlage, Aufzugsanlage und Verfahren zum Betreiben einer Sicherheitseinrichtung |
US11078045B2 (en) * | 2018-05-15 | 2021-08-03 | Otis Elevator Company | Electronic safety actuator for lifting a safety wedge of an elevator |
EP3608273B1 (en) * | 2018-08-10 | 2022-09-28 | Otis Elevator Company | Elevator safety gear actuation device |
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AU2020376295B2 (en) * | 2019-10-31 | 2024-03-07 | Inventio Ag | Brake device for an elevator cab, comprising an integrated load measuring device, use thereof in an elevator system, and method |
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- 2005-03-09 JP JP2006510953A patent/JP4410248B2/ja not_active Expired - Fee Related
- 2005-03-09 DE DE112005000607T patent/DE112005000607B4/de not_active Expired - Fee Related
- 2005-03-09 US US10/589,582 patent/US7604099B2/en not_active Expired - Fee Related
- 2005-03-09 WO PCT/JP2005/004073 patent/WO2005087643A1/ja active Application Filing
- 2005-03-09 CN CN2005800082759A patent/CN1930073B/zh not_active Expired - Fee Related
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010046995A1 (ja) * | 2008-10-24 | 2010-04-29 | 三菱電機株式会社 | エレベータ |
KR101203320B1 (ko) * | 2008-10-24 | 2012-11-21 | 미쓰비시덴키 가부시키가이샤 | 엘리베이터 |
KR101252424B1 (ko) | 2008-10-24 | 2013-04-08 | 미쓰비시덴키 가부시키가이샤 | 엘리베이터 |
JP5213963B2 (ja) * | 2008-10-24 | 2013-06-19 | 三菱電機株式会社 | エレベータ |
Also Published As
Publication number | Publication date |
---|---|
JP4410248B2 (ja) | 2010-02-03 |
US20070272503A1 (en) | 2007-11-29 |
JPWO2005087643A1 (ja) | 2008-01-24 |
CN1930073B (zh) | 2010-06-16 |
DE112005000607B4 (de) | 2009-01-22 |
US7604099B2 (en) | 2009-10-20 |
CN1930073A (zh) | 2007-03-14 |
DE112005000607T5 (de) | 2007-02-01 |
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