| Patents for B66B 17 - Hoistway equipment (1,517) |
|---|
| 08/07/2013 | CN203112297U Elevator counter-weight device |
| 08/07/2013 | CN203112280U Guiding wheel assembly, counterweight guiding mechanism and gate type elevator |
| 08/07/2013 | CN103231977A Counterweight device of machine-room-less passenger elevator capable of adjusting error self-adaptively |
| 08/07/2013 | CN103231976A Inclined shaft bifurcation detaching station |
| 07/31/2013 | CN203099270U Steel wire rope oiling device used for down-hole winch |
| 07/31/2013 | CN203095374U Wellhead safety gate control device and system |
| 07/31/2013 | CN103224186A Concrete counterweight block with plastic housing |
| 07/24/2013 | CN203079502U Hydraulic shaking table |
| 07/24/2013 | CN203079501U Host elevator for coal mine |
| 07/24/2013 | CN203079490U Counterweight device for elevator |
| 07/24/2013 | CN103213892A Safety gate |
| 07/24/2013 | CN103213890A Recyclable elevator counterweight box and mounting method for same |
| 07/18/2013 | US20130180804 Gravity compensation device and lift apparatus including the same |
| 07/17/2013 | CN203069364U A compensating chain fatigue testing machine |
| 07/17/2013 | CN203064980U Cage car stop |
| 07/17/2013 | CN203064979U Telescopic vertical shaft skip lifting combination steel cage guide |
| 07/17/2013 | CN203064978U Intelligent compensation bearing device for elongation of steel wire rope bearing cage |
| 07/17/2013 | CN203064977U Vertical shaft skip lifting combination steel cage guide |
| 07/17/2013 | CN203064962U Counterweight device and elevator provided with same |
| 07/17/2013 | CN203064934U Mining wireless pulleying switch |
| 07/17/2013 | CN203064933U Incline hoist overwinding safety device |
| 07/17/2013 | CN103204422A Hydraulic-motor-driven pin-rail-type telescopic cage guide |
| 07/10/2013 | CN203048362U Machine-room-free elevator with rear-mounted counterweight |
| 07/10/2013 | CN103193144A Vertical shaft full-automatic unloading system |
| 07/03/2013 | CN203033621U Upper and lower automatic numerical control tank cage car stop device for mine |
| 07/03/2013 | CN103183279A Hydraulic motor driven connecting rod hinge type telescopic shaft guide |
| 07/03/2013 | CN103183278A Steel wire rope dragging type telescopic cage guide |
| 06/27/2013 | WO2013092160A1 Arrangement for a lift, and method for operating a lift |
| 06/27/2013 | WO2013092159A1 Arrangement for a lift |
| 06/27/2013 | CA2856780A1 Arrangement for a lift |
| 06/26/2013 | EP2607288A1 Assembly for a lift |
| 06/26/2013 | EP2607287A1 Device for a lift and method of operating a lift |
| 06/26/2013 | CN203021152U Novel vertical shaft hoisting bucket |
| 06/26/2013 | CN103171958A Intelligent hydraulic car pusher |
| 06/26/2013 | CN103171945A Lifting machine for dispensing device and dispensing device with lifting machine |
| 06/19/2013 | CN203006683U Automatic in-tank kick-up block |
| 06/19/2013 | CN203006679U Energy-saving elevator with asynchronous counter weights |
| 06/19/2013 | CN203006678U Elevator bob-weight casing |
| 06/12/2013 | CN202988513U Foundation pit of DC motor for shaft hoist |
| 06/12/2013 | CN202988512U Roller cage shoe |
| 06/12/2013 | CN202988499U Press structure of counterweight block of elevator |
| 06/12/2013 | CN101870430B Device for identifying closing state of gate of elevator skip |
| 06/05/2013 | CN202967825U Cage rails with car arrester gap space capable of being adjusted |
| 06/05/2013 | CN202967824U Hook picking and hanging device for well-mouth movable bucket bracket |
| 06/05/2013 | CN202967823U Rectangular horn mouth for hanging scaffold for vertical shaft lifting |
| 06/05/2013 | CN202967822U Automatic rope slinging device for inclined shaft |
| 06/05/2013 | CN102249139B Movable chassis type cage bearing device for supported joint of cage vertical well |
| 05/29/2013 | CN202953683U Large dual-cavity skip bucket |
| 05/29/2013 | CN103121617A Tramcar-blocking device inside cage |
| 05/15/2013 | CN102219141B Counterweight structure for elevator |
| 05/08/2013 | CN202924550U Balancing weight of elevator |
| 05/08/2013 | CN202924549U Counter-weight wheel device |
| 05/08/2013 | CN202924547U Straight elevator counter-weight block in Chinese character 'wang' shape |
| 05/08/2013 | CN202924535U Straight elevator restraining-corner counterweight block |
| 05/08/2013 | CN103086241A Cage bearing steel wire rope elongation intelligent method and device special for the same |
| 04/24/2013 | CN202897762U Steel-rope shaft guide well hanging heavy punch tension device |
| 04/24/2013 | CN202897761U Novel balance tail rope for vertical shaft multi-rope frictional geared winch hoisting system |
| 04/24/2013 | CN202897748U Elevator counterweight system with traction ratio of four to one |
| 04/24/2013 | CN202897747U Elevator counter-weight system with traction ratio of 4:1 |
| 04/24/2013 | CN101993002B Automatic lift type shaft hanging stage |
| 04/17/2013 | CN202880644U Improved skip bucket weight-setting loading device |
| 04/17/2013 | CN202880627U Octangle counterweight filler of straight going elevator |
| 04/17/2013 | CN103043518A Cage car stop |
| 04/10/2013 | CN202864645U Anti-falling guardrail used for mine shaft cage hoisting |
| 04/10/2013 | CN202864644U Cage safe car blocking stop lever |
| 04/03/2013 | CN202848832U Elevator counterweight device |
| 04/03/2013 | CN202848831U Towing vehicle towing plate of mining rope towing remote control auxiliary transportation device |
| 04/03/2013 | CN202848824U Rectangular counterweight block structure for straight-moving elevator |
| 04/03/2013 | CN202848823U Counterweight block for elevator meshing |
| 04/03/2013 | CN202848813U Elevator counter-weight upright structure |
| 04/03/2013 | CN202848812U M-shaped counter-weight frame stand columns for elevator |
| 04/03/2013 | CN202848805U Balanced type balance weight lifter |
| 04/03/2013 | CN103010911A In-tank automatic car stopping device |
| 04/03/2013 | CN103010910A Design method for large dual-chamber skipping bucket and dual-chamber skipping bucket |
| 03/27/2013 | CN202829252U Mine cage system with sliding contact lines |
| 03/27/2013 | CN202829251U Mine-used superterranean manned device |
| 03/27/2013 | CN202829217U Rear counterweight of a goods lift free of machine room |
| 03/27/2013 | CN102992155A Full-automatic cage |
| 03/27/2013 | CN102992150A Hydraulic pressure variable counterweight elevator |
| 03/20/2013 | CN202808147U Elevator counterweight block |
| 03/20/2013 | CN202808146U Large-diameter secondary vertical shaft cage transporting device |
| 03/20/2013 | CN202808141U Mechanical interlocking device of feeding gate of suspension cage of lift |
| 03/20/2013 | CN202808136U Pneumatic type safety curtain for cage |
| 03/20/2013 | CN202808132U Dropping bead type compensation chain |
| 03/20/2013 | CN202808122U Large volume skip transportation device of large diameter primary vertical shaft |
| 03/20/2013 | CN102976189A Elevator counterweight system with traction ratio of 4:1 |
| 03/20/2013 | CN102976188A Counterweight system for elevator with tractor ratio of 4:1 |
| 03/20/2013 | CN102381619B Counterweight hoisting device, counterweight hoisting structure and counterweight hoisting method |
| 03/13/2013 | CN202791621U Light-emitting diode (LED) lighting system for cage in auxiliary shaft |
| 03/13/2013 | CN202785213U Safety door lifting lug for mine |
| 03/13/2013 | CN202785212U Automatic cage gate |
| 03/13/2013 | CN202785211U Skip sector gate |
| 03/13/2013 | CN202785210U Locked tank and stable tank cradle |
| 03/13/2013 | CN202785209U Light-type skip of deviated well |
| 03/13/2013 | CN202785208U Movable pulley cage for vertical shaft hoisting |
| 03/13/2013 | CN202785207U Moving head sheave device for mining lifting winch |
| 03/13/2013 | CN202785206U Intelligent compensation device bearing extension amount of wire rope of cage |
| 03/13/2013 | CN202785197U Counterweight device for elevator door motor |
| 03/13/2013 | CN202785193U High-speed counterweight support |
| 03/12/2013 | CA2506643C Creation of temporary safety spaces |