CN102616635B - Cable hoist for elevator and elevator equipment - Google Patents
Cable hoist for elevator and elevator equipment Download PDFInfo
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- CN102616635B CN102616635B CN201210012230.0A CN201210012230A CN102616635B CN 102616635 B CN102616635 B CN 102616635B CN 201210012230 A CN201210012230 A CN 201210012230A CN 102616635 B CN102616635 B CN 102616635B
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- described brake
- brake
- brake shoe
- equipment
- shoe
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Abstract
The invention aims to provide a cable hoist for an elevator and a piece of elevator equipment, which have a structure allowing convenient mounting and dismounting of a brake shoe while ensuring the brake performance. According to the cable hoist for the elevator and the elevator equipment of the invention, a brake shoe (12) can be rotated so as to be engaged with or disengaged from a brake device (13). The brake device (13) is fixed at such a position that the brake shoe (12) is disposed within a brake-shoe movable path formed by a guide mechanism (25) which is normally engaged with the brake shoe (12) so as to limit the rotation of the brake shoe (12), and is fixed on a main frame (10) via a brake-device moving mechanism. When the brake shoe (12) needs to be disengaged from the brake device (13), the brake-device moving mechanism moves the brake device (13) to such a position that the brake shoe (12) can be disengaged away from the movable path.
Description
Technical field
The present invention relates to a kind of Winch for elevator and lift facility with brake equipment.
Background technology
Effect Winch for elevator brake equipment, known have the power of retarding spring is delivered to braking element, braking element is braked to the direct drive drg (for example, with reference to patent documentation 1 and patent documentation 2) to brake on body by being pressed in.Above-mentioned drg is by being pressed in the drg so that its rotation is braked on brake wheel by brake shoe.Because brake shoe is in the time braking and brake wheel generation moving contact, so need to regularly keep in repair and change.
Formerly technical literature
Patent documentation
The special table of patent documentation 1 Japan's patent 2002-533283 communique
The patent documentation 2 open patent 2006-161920 of Japan communiques
Brake shoe is by the brake pad part contacting with braked part and form for the fixed part of fixing this brake pad part.In order can brake shoe to be overhauled and to be changed, need to adopt and brake shoe can be pulled down and brake shoe can be arranged on to the structure on brake equipment from brake equipment., in the prior art, for example, in patent documentation 1 and the disclosed brake equipment of patent documentation 2, in the time carrying out the replacing of brake shoe, brake equipment need to be divided removing and can brake shoe be overhauled and be changed from setting unit.Because above-mentioned operation is very complicated and time-consuming, can carry out operation and can shorten the technology of production time with simple method so need to develop.Especially in recent years, the demand that to Machine Room not being set, winch is arranged on to the machine room-less elevator in hoist trunk is constantly improving, and in this machine room-less elevator, compared with being provided with the elevator of Machine Room, not only equipment space and can be little for the working space of maintenance activity is set, and brake equipment is also arranged in narrow space, so there is the problem of the Assembly &Disassembly operational difficulty of brake shoe.
On the other hand, by brake shoe when being pressed on brake wheel, on brake shoe, effect has and makes friction force that brake shoe rotates together towards the hand of rotation of brake wheel and because being pressed against the antagonistic force producing on brake wheel, so effect has the complicated power that it is twisted on brake shoe, therefore, in the time adopting the structure of the Assembly &Disassembly operation of simplifying brake shoe, may produce the problem that brake shoe is thrown off and dropped because of above-mentioned power.Because the brake equipment as safety device requires to possess extreme high reliability, so need to guarantee that brake equipment can not produce the problems referred to above and have stable deceleration and stopping performance.
Summary of the invention
The present invention makes in view of the existing problem of above-mentioned prior art, the object of the present invention is to provide a kind of Winch for elevator and lift facility, make it there is the structure that can carry out easily the Assembly &Disassembly of brake shoe in guaranteeing deceleration and stopping performance.
To achieve these goals, Winch for elevator of the present invention and lift facility have: electrical motor, and described electrical motor has main frame, rope sheave, described rope sheave is arranged on the output shaft of described electrical motor, brake wheel, described brake wheel arranges with the concentric shape of described rope sheave ground, and rotates together with described rope sheave, brake shoe, described brake shoe and described brake wheel moving contact are braked with the rotation to described rope sheave, and brake equipment, described brake equipment by described brake shoe by being pressed on described brake wheel, described Winch for elevator and lift facility are characterised in that, described brake shoe is configured to by engaging with described brake equipment being orthogonal to the rotation with in surface of pressing direction while being pressed against on described brake wheel or throwing off from described brake equipment, described brake equipment is fixed on described brake shoe is arranged on the position in the removable path of the brake shoe being formed by guide, the described guide state in engaging with described brake shoe and limit described brake shoe and be orthogonal to the rotation with in surface of pressing direction while being pressed against on described brake wheel at ordinary times, and described brake equipment is arranged on described main frame via brake equipment travel mechanism, described brake equipment travel mechanism is in the time that needs are thrown off described brake shoe and described brake equipment, described brake equipment is moved to the position that described brake shoe is deviate from from described removable path.
Invention effect
According to the present invention, a kind of Winch for elevator and lift facility can be provided, it has the structure that can carry out easily the Assembly &Disassembly of brake shoe in guaranteeing deceleration and stopping performance.
Brief description of the drawings
Fig. 1 is the block diagram that represents the overall overview of the related lift facility of one embodiment of the present invention.
Fig. 2 is the hoist trunk section drawing that represents the machine arrangement states of the related lift facility of one embodiment of the present invention.
Fig. 3 is the front elevation that represents the related Winch for elevator of one embodiment of the present invention.
Fig. 4 is the amplification front elevation of the brake portion while representing the braking of the related Winch for elevator of one embodiment of the present invention.
Fig. 5 is front elevation and the lateral plan that represents the brake shoe of the related Winch for elevator of one embodiment of the present invention.
Fig. 6 is that the brake shoe that represents the related Winch for elevator of one embodiment of the present invention is while installing and the birds-eye view of the state in when dismounting.
Fig. 7 is the amplification front elevation that represents the brake portion under peacetime state of the related Winch for elevator of one embodiment of the present invention.
Fig. 8 is the amplification front elevation of the brake shoe that represents the related Winch for elevator of the one embodiment of the present invention situation while being dismantled.
Nomenclature
1 lift facility
2 hoist trunks
3 lift cars
4 counterbalanceds weight
5 main hoisting ropes
6 winchs
7 drive rope sheave
8 electrical motors
9 brake portions
10 main frames
11 brake wheels
12 brake shoes
13 brake equipments
14 fixed iron pieces
15 movable iron
16 bar members
17 leaf springs
18 sphere dish
19 snap-latch pieces
20 holes
21 retarding springs
22 brake equipment retaining members
Bolt is adjusted in 23 positions
24 floating springs
25 guides
26 discharge bolt
Detailed description of the invention
Referring to accompanying drawing, embodiments of the invention are described.
Fig. 1 is the block diagram that represents the overall overview of the related lift facility of one embodiment of the present invention.Lift facility 1 shown in Fig. 1 has at the main hoisting rope 5 of the lift car 3 of hoist trunk 2 interior liftings and counterbalanced weight 4, suspention lift car 3 and counterbalanced weight 4, drives main hoisting rope 5 so that lift car 3 and counterbalanced weight 4 carry out the winch 6 of oscilaltion in opposite directions.
Fig. 2 is the section drawing that represents the hoist trunk of the machine arrangement states of the related lift facility of one embodiment of the present invention.The winch 6 of the lift facility 1 of present embodiment is arranged on lift car 3 and hoist trunk between the walls in hoist trunk 2, and is set up in parallel with counterbalanced weight 4.The winch 6 of present embodiment is owing to being arranged on lift car 3 and hoist trunk between the walls, so adopted the axial length of motor output shaft to be shorter than the thin type hoister of electromotor diameter.Winch 6 is wound with the driving rope sheave 7 of main hoisting rope 5 and for making to drive the electrical motor 8 that rope sheave 7 rotates, also has the brake portion 9 that the rotation to driving rope sheave 7 is braked on being built-in with it.
Fig. 3 is the front elevation that represents the related Winch for elevator of one embodiment of the present invention.Winch 6 have built-in motor 8 main frame 10, be arranged on driving rope sheave 7 on the not shown output shaft of electrical motor 8 and with this driving rope sheave 7 concentric arrange and with the brake wheel 11 that drives rope sheave 7 together to rotate.
In the winch 6 of present embodiment, the peripheral part of brake wheel 11 with relatively to mode be provided with upper and lower a pair of brake portion 9.By as mentioned above at brake portion 9 setting up and down, although longitudinally the size on (in the vertical in hoist trunk 2 space is set more rich) increases to some extent, but can suppress not have the size transversely of the rich amount in space to increase, so can improve the machine of machine room-less elevator equipment, efficiency is set, and can prevents that hoist trunk sectional area from increasing meaninglessly.
Brake portion 9 have with brake wheel 11 moving contacts with to drive brake shoe 12 that the rotation of rope sheave 7 brakes and for by brake shoe 12 by the brake equipment 13 being pressed on brake wheel 11.
Fig. 4 is the amplification front elevation of the brake portion while representing the braking of the related Winch for elevator of one embodiment of the present invention.As shown in Figure 4, the brake equipment 13 of present embodiment has fixed iron piece 14 and movable iron 15, is inserted in the inside of fixed iron piece 14 with the bar member 16 that movable iron 15 one form and front end is dome shape.Between fixed iron piece 14 and movable iron 15, be provided with retarding spring 21, retarding spring 21 is pressed movable iron 15, the brake shoe 12 that is fixed on the bar member 16 in movable iron 15 and is fixed on bar member front end towards brake wheel 11.In addition, in brake equipment 13, switch on to produce the pressing force that overcomes retarding spring 21 and attract the attractive force of movable iron 15 by making to be arranged on the electromagnet of fixed iron piece 14 inside, make thus brake shoe 12 leave brake wheel 11, on the other hand, stop the generation of attractive force by the energising of electromagnet is disconnected, make thus brake shoe 12 slide on brake wheel 11.
Fig. 5 is front elevation and the lateral plan that represents the brake shoe of the related Winch for elevator of one embodiment of the present invention, and wherein Fig. 5 (a) is the front elevation of brake shoe, and Fig. 5 (b) is the lateral plan of brake shoe.As shown in Figure 5, brake shoe 12 is connected by the leaf spring 17 as fastened component with bar member 16.Leaf spring 17 is arranged on brake shoe 12, engage with the snap-latch piece 19 of the fore-end that is formed on bar member 16, the elastic force by leaf spring 17 by brake shoe 12 together with sphere dish 18 towards bar member 16 application of forces, make thus brake shoe 12 be connected with bar member.By adopting said structure, be formed on bar member 16 front ends snap-latch piece 19 the elastic force that relies on leaf spring 17 by the land portions of brake shoe 12 forward surface sides be braked boots 12 and contact by the sphere dish 18 that is pressed in land portions, by sliding between this sphere, can make the brake shoe 12 that is arranged on bar member 16 front ends swing.Thus, said structure has the function that is braked the contact performance between face of brake surface and the brake wheel 11 that can improve brake shoe 12.
Fig. 6 is that the brake shoe that represents the related Winch for elevator of one embodiment of the present invention is while installing and the birds-eye view of the state in when dismounting, state when wherein Fig. 6 (a) expression brake shoe is arranged on bar member, Fig. 6 (b) represents the state after bar member is removed by brake shoe.On leaf spring 17, offer rectangular hole 20, and the shape that is also rectangle of snap-latch piece 19.In the time of assembling, snap-latch piece 19 is inserted in the hole 20 of leaf spring 17, and brake shoe 12 is spent being orthogonal to the rotation with in surface of pressing direction 90 of brake shoe 12 while being pressed against on brake wheel 11, and leaf spring 17 engages and bar member 16 and brake shoe 12 is linked together with the long portion of snap-latch piece 19 thus.In addition, as shown in Fig. 5 (a), on snap-latch piece 19, be provided with the R part 19a that periphery is formed fillet, so make brake shoe 12 be orthogonal to the rotation with in surface of pressing direction 90 of brake shoe 12 while being pressed against on brake wheel 11 while spending, can contact with snap-latch piece 19 in the end that makes leaf spring 17 and in the process that engages, avoid leaf spring 17 and the periphery of snap-latch piece to disturb, thereby can be configured to install easily the structure of brake shoe 12.
So, by making brake equipment 13 there is bar member 16, in the plane of pressing direction when bar member 16 being there is be formed in to be orthogonal to brake shoe 12 and being pressed against on brake wheel 11, there is the snap-latch piece 19 of the shape of long portion and short portion, and the leaf spring 17 as fastened component not engaging with the short portion of snap-latch piece 19 and engage with the long portion of snap-latch piece 19 is set on brake shoe 12, make only need to make brake shoe 12 rotations just can carry out Assembly &Disassembly to brake shoe 12 easily, can realize thus and maintain brake equipment 13 for winding plant very easily.
In addition, in description of the present embodiment above, the rectangular occasion that is shaped as taking snap-latch piece 19 and hole 20 is illustrated as example, but the present invention is not limited to this, as long as snap-latch piece 19 is configured to have long portion and short portion being orthogonal in the plane of pressing direction of brake shoe 12 while being pressed against on brake wheel 11, leaf spring 17 is configured to not engage and engage with the long portion of snap-latch piece 19 with the short portion of snap-latch piece 19, and the shape in snap-latch piece 19 and hole 20 for example also can be formed as the shape such as Long Circle or polygon.
The effect of each member when below drg braking and while release describes.As shown in Figure 4, in the present embodiment, be arranged on the Outboard Sections that brake equipment retaining member 22 on main frame 10 is configured to a side contrary with brake wheel 11 sides that covers brake equipment 13 and (be designated hereinafter simply as brake wheel opposition side.In Fig. 4, brake wheel opposition side is the upper side of brake equipment 13), position is adjusted bolt 23 and is inserted from brake wheel opposition side and be arranged on screw hole brake equipment retaining member 22 and together with being screwed on brake equipment retaining member 22.In addition, between the surface of main frame 10 and brake equipment 13, be provided with floating spring 24, the radial outside (the namely upper side as brake wheel opposition side of Fig. 4) by this floating spring 24 using brake equipment 13 towards brake wheel 11 carries out the application of force to brake equipment 13.The brake equipment 13 that is arranged on winch downside is by the application of force downward.Position is adjusted bolt 23 and is configured to overcome the elastic force of floating spring 24 and brake equipment 13 is remained on fixed position.
In addition, as shown in Figure 4, in main frame 10, be formed with week of rotating at brake wheel 11 upwards relatively to face, this relatively to face between there is the bigger space of transverse width than the brake shoe 12 in state is set, the face being formed by main frame 10 by these is formed at ordinary times the guide 25 that limits brake shoe 12 and be orthogonal to the rotation with in surface of pressing direction while being pressed against on brake wheel 11 in the state engaging with brake shoe 12.And, in the present embodiment, by circumferentially (in Fig. 4, being left and right directions) of rotating at brake wheel 11 upper relatively to two faces form guide 25, but also can be formed as by covering three faces of brake shoe 12 or all faces with the axial orthogonal face of the output shaft of electrical motor 8.
Fig. 7 is the amplification front elevation that represents the brake portion under peacetime state of the related Winch for elevator of one embodiment of the present invention.In Fig. 7, for convenience of explanation, the occasion that discharges bolt 26 to be provided with on bar member 16 describes as example, but in the time of every day use, is in the state that bolt 26 is removed from bar member 16 that discharges.Situation while discharging bolt use is illustrated in aftermentioned part.
Can know from Fig. 4 and Fig. 7, brake shoe 12 and the guide 25 of winch 6 between have under the state of minim gap and insert in the guide 25 of winch 6, as shown in Figure 4, by brake shoe 12 when being pressed on brake wheel 11, along with brake wheel 11 rotates, brake shoe 12 and brake wheel 11 moving contacts, move and contact with guide 25 towards the hand of rotation of brake wheel 11 slightly.In this case, should act on brake shoe 12 for brake wheel 11 is braked and the load towards brake wheel 11 hand of rotation that produces for the rotational force from brake wheel 11 keeping on the bar member 16 of this brake shoe 12 becomes by guide 25 and bears.Under this state, brake equipment 13 continues brake wheel 11 to press by brake shoe 12, so that the rotation of brake wheel 11 is braked.In addition, as mentioned above, because guide 25 also has the function that the axial rotation around bar member 16 of brake shoe 12 is suppressed simultaneously, so can be in realizing the structure of easily brake shoe 12 being installed and removed, can prevent that brake shoe 12 from coming off from snap-latch piece 19, can bring into play thus superior deceleration and stopping performance.In addition, can also know from Fig. 4 and Fig. 7, guide 25 has also formed the removable path that can move for brake shoe 12.
In said structure, in the time that drg is braked, as shown in Figure 4, by retarding spring 21 using brake shoe 12 by being pressed in as being braked on the brake wheel 11 of body.The antagonistic force that this brake shoe 12 is produced when being pressed on brake wheel 11 is born by the compressive load of adjusting bolt 23 for position.In the time that drg discharges, the movable iron 15 and the brake shoe 12 that are attracted on fixed iron piece 14 by electromagnetic attraction form the state of throwing off from the surface of main frame 10 under the effect of floating spring 24.Floating spring 24 is pressed fixed iron piece 14 to adjust in position on bolt 23, can position the position when discharging thus.Therefore, adjust the amount of being screwed into of bolt 23 by desired location, can adjust the space while release.Brake equipment 13 is fixed on and brake shoe 12 is arranged on by the state in engaging with brake shoe 12 at ordinary times and limits on the position in the removable path of brake shoe that guide 25 that brake shoe 12 is being orthogonal to the rotation with in surface of pressing direction while being pressed against on brake wheel 11 forms.
On the other hand, when need to make brake shoe 12 and brake equipment 13 throw off for brake shoe being decomposed etc., as shown in Figure 7, release bolt 26 is screwed into the contrary end, the end with brake shoe 12 is installed of bar member 16, fixed iron piece 14 and movable iron 15 and brake shoe 12 are formed integrated, and the energising of brake off device 13 under this state.Under this state, release position is adjusted after bolt 23, as shown in Figure 8, by the application force of floating spring 24, integrated fixed iron piece 14 and movable iron 15 and brake shoe 12 are moved to than position more in the outer part, the end of guide 25, brake equipment 13 can be moved to thus to the brake shoe 12 that can make to be inserted in removable path in the position of rotation with in surface that is orthogonal to the direction of brake shoe 12 while being pressed against on brake wheel 11.And, as shown in Figure 6, by brake shoe 12 is rotated after 90 degree, leaf spring 17 can be disassembled from the snap-latch piece 19 of bar member 16, thereby can accomplish only brake shoe 12 to be disassembled, thereby can simplify method for dismounting.In assembling when brake shoe 12, can contrary order assemble brake shoe 12 when with dismounting.
In the above-described embodiment, brake equipment travel mechanism by be arranged on brake equipment retaining member 22 on main frame 10, for by brake equipment 13 towards the floating spring 24 of the radial outside application of force of brake wheel 11 and overcome the elastic force of floating spring 24 and the position on brake equipment retaining member 22 of being arranged on that brake equipment 13 is remained on fixed position is adjusted bolt 23 and formed.Thus, in the time that needs are dismantled brake shoe 12, can easily brake shoe 12 be moved to the position that brake shoe 12 can be disassembled from bar member 16.In addition, by floating spring 24 is set, make drg no matter be positioned at which position up and down of winch, can both under the state not being affected by gravity, easily brake equipment 13 be moved to the position that can dismantle brake shoe 12.
Claims (6)
1. a Winch for elevator, has: electrical motor, and described electrical motor has main frame; Rope sheave, described rope sheave is arranged on the output shaft of described electrical motor; Brake wheel, described brake wheel arranges with the concentric shape of described rope sheave ground, and rotates together with described rope sheave; Brake shoe, described brake shoe and described brake wheel moving contact are braked with the rotation to described rope sheave; Brake equipment, described brake equipment by described brake shoe by being pressed on described brake wheel; And brake equipment travel mechanism, described Winch for elevator is characterised in that,
Described brake shoe is configured to by engaging with described brake equipment being orthogonal to the rotation with in surface of pressing direction while being pressed against on described brake wheel or throwing off from described brake equipment,
Described brake equipment is fixed on described brake shoe is arranged on the position in the removable path of the brake shoe being formed by guide, the described guide state in engaging with described brake shoe and limit described brake shoe and be orthogonal to the rotation with in surface of pressing direction while being pressed against on described brake wheel at ordinary times, and described brake equipment is arranged on described main frame via described brake equipment travel mechanism, described brake equipment travel mechanism is in the time that needs are thrown off described brake shoe and described brake equipment, described brake equipment is moved to the position that described brake shoe is deviate from from described removable path.
2. Winch for elevator as claimed in claim 1, is characterized in that,
Described brake equipment travel mechanism by be arranged on brake equipment retaining member on described main frame, for by described brake equipment towards the floating spring of the radial outside application of force of described brake wheel and overcome the elastic force of described floating spring and described brake equipment is remained on to position on the described brake equipment retaining member of being arranged on of fixed position adjust bolt and form.
3. the Winch for elevator as described in claim 1 or 2, is characterized in that,
Described guide is made up of described main frame, and in the time of described brake shoe and described brake wheel moving contact, described guide contacts with described brake shoe.
4. the Winch for elevator as described in claim 1 or 2, is characterized in that,
Described brake equipment has bar member, front end at described bar member is provided with snap-latch piece, described snap-latch piece is formed in and is orthogonal to the shape in the plane of pressing direction of described brake shoe while being pressed against on described brake wheel with long portion and short portion, and, on described brake shoe, be provided with the fastened component not engaging with the short portion of described snap-latch piece and engage with the long portion of described snap-latch piece.
5. Winch for elevator as claimed in claim 3, is characterized in that,
Described brake equipment has bar member, front end at described bar member is provided with snap-latch piece, described snap-latch piece is formed in and is orthogonal to the shape in the plane of pressing direction of described brake shoe while being pressed against on described brake wheel with long portion and short portion, and, on described brake shoe, be provided with the fastened component not engaging with the short portion of described snap-latch piece and engage with the long portion of described snap-latch piece.
6. a lift facility, have lifting in hoist trunk lift car, suspend the main hoisting rope of described lift car in midair and drive described main hoisting rope so that the winch of described lift car lifting, described winch is arranged in described hoist trunk, and described lift facility is characterised in that
Described winch has: electrical motor, and described electrical motor has main frame; Rope sheave, described rope sheave is arranged on the output shaft of described electrical motor; Brake wheel, described brake wheel arranges with the concentric shape of described rope sheave ground, and rotates together with described rope sheave; Brake shoe, described brake shoe and described brake wheel moving contact are braked with the rotation to described rope sheave; Brake equipment, described brake equipment by described brake shoe by being pressed on described brake wheel; And brake equipment travel mechanism,
Described brake shoe is configured to by engaging with described brake equipment being orthogonal to the rotation with in surface of pressing direction while being pressed against on described brake wheel or throwing off from described brake equipment,
Described brake equipment is fixed on described brake shoe is arranged on the position in the removable path of the brake shoe being formed by guide, the described guide state in engaging with described brake shoe and limit described brake shoe and be orthogonal to the rotation with in surface of pressing direction while being pressed against on described brake wheel at ordinary times, and described brake equipment is arranged on described main frame via described brake equipment travel mechanism, described brake equipment travel mechanism is in the time that needs are thrown off described brake shoe and described brake equipment, described brake equipment is moved to the position that described brake shoe is deviate from from described removable path.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011017378A JP5470290B2 (en) | 2011-01-31 | 2011-01-31 | Elevator hoisting machine and elevator device |
| JP2011-017378 | 2011-01-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102616635A CN102616635A (en) | 2012-08-01 |
| CN102616635B true CN102616635B (en) | 2014-11-19 |
Family
ID=46556926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210012230.0A Active CN102616635B (en) | 2011-01-31 | 2012-01-16 | Cable hoist for elevator and elevator equipment |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5470290B2 (en) |
| CN (1) | CN102616635B (en) |
| HK (1) | HK1171431A1 (en) |
| SG (1) | SG182944A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016034872A (en) * | 2014-08-04 | 2016-03-17 | 株式会社日立製作所 | Hoist for elevator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1330606A (en) * | 1998-12-23 | 2002-01-09 | 通力股份公司 | Holding brake for traction sheave elevator |
| JP2003201080A (en) * | 2002-01-07 | 2003-07-15 | Mitsubishi Electric Corp | Electromagnetic braking device for elevator lifting machine |
| JP2003344043A (en) * | 2002-05-22 | 2003-12-03 | Jeol Ltd | Scanner-retaining apparatus and scanning probe microscope |
| JP2006161920A (en) * | 2004-12-06 | 2006-06-22 | Sanyo Kogyo Kk | Braking device |
| CN101815666A (en) * | 2007-10-02 | 2010-08-25 | 三菱电机株式会社 | Hoist for elevator and brake system |
| JP2010235266A (en) * | 2009-03-31 | 2010-10-21 | Hitachi Ltd | Thin type hoisting machine and driving motor for thin type hoisting machine |
-
2011
- 2011-01-31 JP JP2011017378A patent/JP5470290B2/en active Active
-
2012
- 2012-01-16 CN CN201210012230.0A patent/CN102616635B/en active Active
- 2012-01-27 SG SG2012006219A patent/SG182944A1/en unknown
- 2012-11-28 HK HK12112197.2A patent/HK1171431A1/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1330606A (en) * | 1998-12-23 | 2002-01-09 | 通力股份公司 | Holding brake for traction sheave elevator |
| JP2003201080A (en) * | 2002-01-07 | 2003-07-15 | Mitsubishi Electric Corp | Electromagnetic braking device for elevator lifting machine |
| JP2003344043A (en) * | 2002-05-22 | 2003-12-03 | Jeol Ltd | Scanner-retaining apparatus and scanning probe microscope |
| JP2006161920A (en) * | 2004-12-06 | 2006-06-22 | Sanyo Kogyo Kk | Braking device |
| CN101815666A (en) * | 2007-10-02 | 2010-08-25 | 三菱电机株式会社 | Hoist for elevator and brake system |
| JP2010235266A (en) * | 2009-03-31 | 2010-10-21 | Hitachi Ltd | Thin type hoisting machine and driving motor for thin type hoisting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5470290B2 (en) | 2014-04-16 |
| SG182944A1 (en) | 2012-08-30 |
| JP2012158397A (en) | 2012-08-23 |
| CN102616635A (en) | 2012-08-01 |
| HK1171431A1 (en) | 2013-03-28 |
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