| Patents for B66B 17 - Hoistway equipment (1,517) |
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| 02/08/2012 | CN202138936U 一种滚动罐耳的调节装置 A rolling Cage adjusting means |
| 02/07/2012 | US8109369 Method of optimizing the weight of a counterweight of an elevator system and elevator system with a counterweight of that kind |
| 02/07/2012 | US8109367 Counterweight and suspension for an elevator without an engine room |
| 02/01/2012 | CN102337803A Magnetic lock for cage safety door |
| 01/25/2012 | CN202124407U Fixing device of carrier roller for steel wire rope |
| 01/25/2012 | CN202124392U Elevator counter weight block cradle |
| 01/25/2012 | CN202124383U Elevator counterweight |
| 01/25/2012 | CN102328861A Elevator counterweight |
| 01/25/2012 | CN101759084B Device for catching hoisting steel rope with force-sensing manipulator to protect hoisting steel rope against slipping |
| 01/18/2012 | CN202116225U Cage stabilizing and locking device for cage of vertical shaft |
| 01/18/2012 | CN202116164U Cage with car stopping device |
| 01/18/2012 | CN202116129U Elevator counterweight device |
| 01/18/2012 | CN102320513A Quantitative weighing and automatic loading system for mine skip |
| 01/11/2012 | EP1538122B1 Device for securing cage of elevator |
| 01/11/2012 | CN202107416U Cage motor-driven remote-control safety gate for mines |
| 01/04/2012 | CN202098949U Ore counterweight of elevator |
| 12/28/2011 | CN202089666U 斜巷行人助行器 Inclined Lane pedestrian walker |
| 12/22/2011 | US20110308890 Portable Raise Climbing System |
| 12/14/2011 | CN102282088A 电梯 Elevator |
| 12/14/2011 | CN102275799A 一种矿用电梯 Ore elevators |
| 12/14/2011 | CN101643173B 矿井箕斗提煤卸煤机构 Skip to mention mine coal unloading mechanism |
| 12/08/2011 | US20110297489 Elevator load bearing member vibration control |
| 11/30/2011 | EP2390221A1 Elevator |
| 11/30/2011 | CN202054518U Receiving device on upper wellhead landing side in temporary mine cage hoisting |
| 11/30/2011 | CN102264626A 电梯设备中的对重 Heavy lift equipment |
| 11/30/2011 | CN102259785A 一种电梯配重块的生产方法 An elevator with a weight of production methods |
| 11/23/2011 | CN102249139A Movable chassis type cage bearing device for supported joint of cage vertical well |
| 11/16/2011 | CN202038801U Self-locking device for shutter door of construction lifter |
| 11/16/2011 | CN202038800U Open-closed type supporting cage swing bench |
| 11/16/2011 | CN202038799U Counterweight of 4:1 small machine room freight elevator |
| 11/16/2011 | CN202038798U Suspension cage balancing weight for construction lifter |
| 11/16/2011 | CN202038797U *-shaped mine cageway differential motion connecting device |
| 11/16/2011 | CN102241351A Cage guide type over-wind/over-discharge device |
| 11/09/2011 | EP1497215B1 Elevator main rope elongation compensating apparatus |
| 11/09/2011 | CN202030422U Hydraulic cage stabilizing and supporting cradle with floating rocker arm |
| 11/09/2011 | CN102239102A Elevator car positioning using a vibration damper |
| 11/09/2011 | CN102239101A Modular weighting elements |
| 11/09/2011 | CN102234052A Automatic quantitative loading system for inclined shaft skip |
| 11/09/2011 | CN102234051A Bidirectional-sensing compensating tank bearing and tank locking device for hoisting container |
| 11/09/2011 | CN101500925B Method and arrangement for preventing disturbing noise caused by the counterweight of an elevator |
| 11/02/2011 | CN202022643U Counterweight device of 4:1 small machineroom freight elevator |
| 11/02/2011 | CN102229395A Multi-functional simulation experiment system for mining elevator |
| 10/26/2011 | CN101817473B Frequency conversion system of rotor of alternating current mine hoist |
| 10/19/2011 | EP2376361A1 Elevator |
| 10/19/2011 | CN102219143A Weight compensation device on underframe of elevator carriage |
| 10/19/2011 | CN102219141A Counterweight structure for elevator |
| 10/06/2011 | US20110240415 Modular Weighting Elements |
| 10/05/2011 | EP2370339A1 Elevator car positioning using a vibration damper |
| 10/05/2011 | EP2370338A1 Counterweight in an elevator installation |
| 10/05/2011 | EP2370337A1 Modular weighting elements |
| 10/05/2011 | CN201999617U Hydraulic car pushing device |
| 09/28/2011 | CN201990359U 带闭锁装置的立井罐笼自动反力缓冲挡罐帘 Shaft cage with an automatic locking device reaction force bumper tank curtain |
| 09/21/2011 | CN201980836U 一种罐笼信号闭锁控制装置 A bottle cage latch control signal device |
| 09/21/2011 | CN201980835U 一种矿用罐笼门 Ore with tank kennel |
| 09/14/2011 | CN201976065U 交流矿井提升机转子变频系统 Mine Hoist rotor AC inverter system |
| 09/07/2011 | CN101693496B Multi-rope winding type stage hoisting machine |
| 08/24/2011 | CN101716939B Landing protector for shaft delinking of wire rope of overhead man-riding device |
| 08/24/2011 | CN101648667B Multi-rope guide mine skip mechanism for coal lifting and unloading |
| 08/17/2011 | CN201932800U 罐笼阻车器 Cage car stop |
| 08/17/2011 | CN201932799U 立井罐笼挡车器 Shaft cage block cars |
| 08/17/2011 | CN201932788U 立井可缩罐道 Shaft Road can shrink tank |
| 08/17/2011 | CN102153006A Node water injecting compensation weight balancing system |
| 08/10/2011 | CN201923748U 升降机吊笼进料门机械联锁装置 Lift cage door mechanical interlock feed |
| 08/10/2011 | CN201923747U 混合井箕斗间与罐笼间隔离结构 Skip mixing well between the cage and the inter-isolation structure |
| 08/10/2011 | CN201923746U 稳绳机械手 Stable rope robot |
| 07/27/2011 | CN201907907U Safety door for cage |
| 07/27/2011 | CN201907906U Bucket with side door for vertical shaft |
| 07/27/2011 | CN201907905U Turning cage supporting cradle |
| 07/27/2011 | CN102134037A Counterweight distribution mode of goods lift of 4:1 small machine room |
| 07/27/2011 | CN102134036A Counter-weight system design of goods lift of 4:1 small machine room |
| 07/20/2011 | CN102126663A Trackless counter weight assembly and trackless lift car |
| 07/20/2011 | CN102126662A Weight body of elevator counterweight |
| 07/06/2011 | CN102115007A Series-parallel connection energy-saving elevator |
| 07/06/2011 | CN102115006A Parallel energy-saving elevator |
| 07/05/2011 | CA2414748C Elevator counterweight system |
| 06/29/2011 | EP2338821A1 Elevator |
| 06/29/2011 | EP1153167B2 Tension member for an elevator |
| 06/29/2011 | CN201882752U Electric cage curtain opening and closing device operated in cage |
| 06/29/2011 | CN201882751U Power assisting rope for slope with large dip angle |
| 06/29/2011 | CN201882749U Nylon ground roller of mine hoist |
| 06/22/2011 | CN102101622A Fixed rotatable well conveying device |
| 06/15/2011 | CN102092620A Rope counterweight of elevator |
| 06/08/2011 | CN201857194U Safety door of lifting mine cage for coal mine shaft |
| 06/08/2011 | CN102086776A Transportation method for hoisting coal by adopting temporary skip during shaft building period of coal mine |
| 06/01/2011 | CN201850037U Fixed rotatable well transportation device |
| 05/25/2011 | EP2325129A1 Lift assembly for people and/or loads with at least one lift cabin |
| 05/25/2011 | CN102070063A Automatic production line of composite counterweight block |
| 05/18/2011 | CN201834648U Pushing outfit for upper and lower cages of mining car |
| 05/18/2011 | CN102060227A Elevator weighted by utilizing air pressure |
| 05/18/2011 | CN102060226A Elevator for automatically adjusting self-counterweight balance force |
| 05/18/2011 | CN101585479B Hoist device of bracket transport vehicle |
| 05/11/2011 | CN101665209B Control device of cage fall-protection catcher |
| 05/11/2011 | CN101481067B Cage supporting and accepting device and method of hoisting vessel |
| 05/11/2011 | CN101456515B Mine car positioning apparatus in cage |
| 05/04/2011 | CN102040139A Direct drive type hoist with boosting caliper brake |
| 04/27/2011 | CN201808995U Lift device with adjustable counterweight |
| 04/27/2011 | CN201808989U Improved roller cage shoe |
| 04/20/2011 | CN201801271U Steel wire rope guide tensioning device |
| 04/20/2011 | CN201801269U Composite cage guide |
| 04/20/2011 | CN201801264U Self-locking safety cage |