| Patents for B66F 3 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads (6,643) |
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| 02/20/2013 | CN202744264U Seal structure for hydraulic jack |
| 02/20/2013 | CN202744263U Hydraulic cylinder seat for jack |
| 02/20/2013 | CN202744262U Novel valve blocks of built-in weighing jacks |
| 02/20/2013 | CN202744261U Assembled continuous lifting jack for finishing threaded steel bar upright posts |
| 02/20/2013 | CN202744260U Prestress tension multihole self-locking jack |
| 02/20/2013 | CN202744259U Steel plate lifting device |
| 02/20/2013 | CN202744258U Thickened front wheel of jack |
| 02/20/2013 | CN202744207U Bridge crane wheel replacing device |
| 02/19/2013 | US8376319 Hydraulic jack capable of displaying load and overload warning |
| 02/19/2013 | US8375545 Adjustable automotive suspension tool |
| 02/14/2013 | US20130041499 Device and method of monitoring apparatuses for lifting vehicles |
| 02/14/2013 | US20130037766 Hand-operating vacuum pulling device |
| 02/13/2013 | CN202733167U Vacuum air valve for air bag lifting jack |
| 02/13/2013 | CN202729692U Improved structure of lifting jack |
| 02/13/2013 | CN202729691U Intelligent and synchronous prestress stretch-draw system control valve |
| 02/13/2013 | CN202729690U Hand-operated jack with weighing instrument |
| 02/13/2013 | CN202729689U Metal plate lead screw |
| 02/13/2013 | CN202729688U Jacking device |
| 02/13/2013 | CN102923610A Hydraulic bolt lifting gear |
| 02/13/2013 | CN102923609A Jack support for rescue |
| 02/13/2013 | CN102218666B Car lifting jack for train car body |
| 02/12/2013 | US8371556 Multi-function deck tool |
| 02/07/2013 | WO2013017704A1 Climbing device for moving large movable structures |
| 02/06/2013 | CN202721386U utility model |
| 02/06/2013 | CN202717548U Vehicle-mounted pneumatic jack with inflating pump |
| 02/06/2013 | CN202717547U Oil-return device of hydraulic jack with improved structure |
| 02/06/2013 | CN202717546U Hydraulic jack |
| 02/06/2013 | CN202717545U Oil return valve device controlling hydraulic jack descent velocity |
| 02/06/2013 | CN202717544U Oil pressure two-stage jack stop collar capable of walking |
| 02/06/2013 | CN202715152U Multifunctional force increasing dismantling device |
| 02/06/2013 | CN102910554A Jack hydraulic circuit with double hoisting loads |
| 02/06/2013 | CN102910553A Lifting jack for rail tie respacing |
| 02/06/2013 | CN102211744B Scissor jack with fork lever nut |
| 02/06/2013 | CN102107834B Lift adjusting device |
| 02/05/2013 | US8366077 Jack structure for a clutch |
| 02/05/2013 | DE202012104976U1 Begrenzungsvorrichtung für die Ein- und Ausrollbewegung eines Aufrollers Limiting device for input and Ausrollbewegung a reel |
| 02/05/2013 | CA2662595C Partition lifter |
| 01/31/2013 | WO2013015978A2 Pushing or pulling device |
| 01/30/2013 | CN202709956U Device for measuring exposure value of clamping piece of front clamp type jack |
| 01/30/2013 | CN202704938U Novel horizontal jack |
| 01/30/2013 | CN202704937U Large-stroke jack |
| 01/30/2013 | CN202704936U Structure-improved hydraulic horizontal type jack rack |
| 01/30/2013 | CN202704935U Bottom-jacking jack |
| 01/30/2013 | CN202704934U Stable-performance horizontal jack |
| 01/30/2013 | CN202704933U Jack steel strand encoder |
| 01/30/2013 | CN202704932U Mechanical hydraumatic jacking system for furnace bottom of walking beam furnace |
| 01/30/2013 | CN202704931U Hydraulic lifting jack |
| 01/30/2013 | CN202704930U High-thrust jack |
| 01/30/2013 | CN202704929U Bidirectional mechanical lifting jack |
| 01/30/2013 | CN102897686A Hydraulic lift |
| 01/29/2013 | US8360397 Ball screw device |
| 01/29/2013 | US8360396 Leverage tool for a crank assembly of a radar system |
| 01/24/2013 | US20130020543 Wheel Weasel |
| 01/23/2013 | CN202687867U Rack structure of horizontal hydraulic jack |
| 01/23/2013 | CN202687866U Piston rod and cylinder body matching structure of hydraulic jack |
| 01/23/2013 | CN102887462A Hydraulic lifting system and heating method thereof |
| 01/22/2013 | US8356799 Stake removal device |
| 01/22/2013 | US8356797 Adjustable slideout support apparatus and method |
| 01/17/2013 | WO2012113815A3 Mechanism for raising and lowering a tower, and tower comprising such a mechanism |
| 01/17/2013 | US20130014677 Device for lifting and lowering |
| 01/16/2013 | CN202671110U Hollow hydraulic jack |
| 01/16/2013 | CN202671109U Hydraulic jack with high bearing capacity |
| 01/16/2013 | CN202671108U Anti-falling horizontal hydraulic jack |
| 01/16/2013 | CN202671107U Oil pipe assembly of high-pressure lifting cylinder |
| 01/16/2013 | CN202671106U Multi-head jack |
| 01/16/2013 | CN202671105U Handle of jack |
| 01/16/2013 | CN202671104U Hydraulic support jack damping cylinder block |
| 01/16/2013 | CN202671103U Portable type quick lifting jack for automobile |
| 01/16/2013 | CN202671102U Round pin of lifting jack for adjusting screw rod |
| 01/16/2013 | CN202671101U Special lifting device for container |
| 01/16/2013 | CN102874711A Sling mechanism |
| 01/16/2013 | CN102874710A Large-force conveying device |
| 01/15/2013 | US8353091 Stun gun dart active retrieval system |
| 01/09/2013 | CN202657902U Piston rod for coal mine underground hydraulic support jack |
| 01/09/2013 | CN202657901U Rubber pipe connector for deep hole piston rod of hydraulic support jack |
| 01/09/2013 | CN202657900U Advancing jack |
| 01/09/2013 | CN202657899U Translation lifter |
| 01/09/2013 | CN202657898U Special lifting jack structure for large truck |
| 01/09/2013 | CN102869600A A device for lifting and lowering |
| 01/09/2013 | CN102865325A Vibration damping device, vibration damping equipment and vibration damping system |
| 01/09/2013 | CN102180424B Hydraulic jack capable of jacking up and horizontally moving weight |
| 01/08/2013 | US8348254 Carpet pad separator |
| 01/08/2013 | US8348238 Moving device |
| 01/08/2013 | US8348237 One kind of foot pedal hydraulic jack with two speed pump, and there is a pneumatic set to lift piston quickly on the jack |
| 01/08/2013 | US8347475 Handle structure |
| 01/03/2013 | US20130001492 Hydraulic circuit for counterweight attaching/detaching device |
| 01/03/2013 | US20130001487 Insulated pinch bar |
| 01/03/2013 | US20130001486 Lifting device and method for testing and monitoring such a lifting device |
| 01/02/2013 | CN202645250U Vehicle automatic lifting device |
| 01/02/2013 | CN202643222U Synchronous jacking system of programmable logic controller (PLC) computer |
| 01/02/2013 | CN202643221U Self-return oil drain valve structure of hydraulic jack |
| 01/02/2013 | CN202643220U A built-in safety device for a trenchless pipe-jacking jack |
| 01/02/2013 | CN202643219U Automatic steel strand drawing jack |
| 01/02/2013 | CN202643218U Hydraulic portal frame |
| 01/02/2013 | CN202643217U Low headroom type steel wire rope electric block |
| 01/02/2013 | CN102853735A Clamping sheet exposing value measuring device of front clamping type jack |
| 01/02/2013 | CN102849648A Jack without vibratory noise |
| 01/02/2013 | CN101898735B Vehicle self-saving expander |
| 01/02/2013 | CN101830410B Portable ultralow space jack |
| 01/01/2013 | US8341931 Lift-driving engagement chain |