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| Number | Title | Issue Date |
| 7270297 | Hoist for aircraft cabin construction A device is provided for hoisting a module for mounting into an overhead space, such as the crown of an aircraft fuselage. The device includes a frame that supports the module, and a lifting device that lifts the first frame to properly place the module. The lifting... | 09/18/2007 |
| 7217079 | Slide fork In a slid fork comprising a base portion 4, a middle portion 6, and a top portion 8, a driving motor 20 rotates sprockets 22, 24 to drive chains 26, 36, respectively, at different speeds. The middle portion 6 is fixed... | 05/15/2007 |
| 6997422 | Stand Methods and apparatus for providing an adjustable balancing force are provided. This mechanism can be used as a lifting force, a counter balancing mechanism or as a horizontal or other force mechanism. A stand in accordance with an exemplary embodiment of the presen... | 02/14/2006 |
| 6994306 | Monitor support system A system for providing support and position control of a monitor. In one embodiment, a method of supporting a monitor includes converting an ascending energy storage member force curve into a substantially constant supporting force against the monitor. In one aspect... | 02/07/2006 |
| 6966741 | Tipping apparatus for intermodal container An apparatus for removing bulk cargo from an intermodal container, which includes an upper frame mounted on an intermodal container transfer equipment device, a middle frame mounted on the upper frame and a lower frame mounted on the middle frame with the lower fram... | 11/22/2005 |
| 6920803 | Electromotive stage for microscope A stationary member is fixed to a microscope. A movable member holds a sample and can move in a direction perpendicular to an optical axis of the microscope. A stepping motor moves the movable member. A rotation of the stepping motor is transmitted to the movable me... | 07/26/2005 |
| 6877945 | Forklift A forklift has a travelling carriage, a straddle arm disposed on the travelling carriage, a mast disposed on the straddle arm to be reciprocally movable in a horizontal direction, a fork disposed on the mast to be movable up and down, and a cover disposed on the tra... | 04/12/2005 |
| 6766882 | Low lifting floor conveyor truck Low-lifting floor conveyor truck, in which in a driving unit a driving wheel as well as a driving motor for the driving wheel are mounted and a steering appliance for the driving wheel, which is rotatable around a vertical axis, and at least one lifting cylinder are... | 07/27/2004 |
| 6749387 | Industrial truck An industrial truck for handling pallets. The truck includes a drive unit and a load unit. The load unit includes two load-receiving arms that receive the pallet and that are oriented in the direction of motion of the truck, i.e., in a longitudinal direction of the ... | 06/15/2004 |
| 6379104 | Single side entry container lifting device A lifting apparatus including a horizontal framework having a connector connected to a bridge crane trolley and a motor mounted on the horizontal framework, a telescoping mast unit coupled to one side of the horizontal framework and having upper, middle, ... | 04/30/2002 |
| 6190113 | Quartz pin lift for single wafer chemical vapor deposition/etch process chamber A wafer support device is provided. The wafer support device includes a susceptor having a surface configured to support a bottom surface of a wafer. The susceptor has a plurality of guiding recesses. The wafer support device also includes a pin lift that... | 02/20/2001 |
| 6039529 | Vacuum lifting plate with suction passageway ball valves An apparatus for lifting and moving articles, comprising at least one arrangement with a vacuum chamber, which is connected to an arrangement which is capable of producing negative pressure in the vacuum chamber, the underside of a lower plate being provi... | 03/21/2000 |
| 5927931 | Apparatus for raising and lowering stacks of tires An apparatus for raising and lowering stacks of tires includes a stationary mast having a base end attached to a support frame and an opposite free end. A transport structure is attached to the mast and is engageable with a hook member to transport the ho... | 07/27/1999 |
| 5636962 | Automatic transfer apparatus An automatic transfer apparatus includes a plurality of transfer units which are disposed to face machining units aligned with spacing. Each transfer unit comprises a support base having a workpiece supporting surface and a workpiece positioning mechanism... | 06/10/1997 |
| 5628539 | Robotic gripping device A robotic gripping device comprises a fixed frame, and a hold down plate vertically moveable in relation to the fixed frame between a raised release position and a lowered hold down position. A moveable support platform retained by the fixed frame is move... | 05/13/1997 |
| 5569014 | Frog-leg robot having walking-beams The end effector of a frog-leg robot is raised and lowered by using walking-beams to effect a vertical movement of the fore arms at the elbow joint.... | 10/29/1996 |
| 5562387 | Device for transferring plate-like objects A plate-like object carrier device comprising plural arms arranged at a same pitch interval to horizontally support a wafer on each of the arms, a first motor for driving a single arm forward and backward and independently of a group of arms, a second mot... | 10/08/1996 |
| 5553990 | Hydraulic wheelchair lift Wheelchair lift (10) includes a platform (12) mounted on a carriage (14) for vertical travel between the ground and an elevated location along a mast structure (16) through the use of a linear, lift actuator (18). Platform (12) includes an upper main sect... | 09/10/1996 |
| 5460475 | Long reach shuttle for storage and retrieval machine A storage and retrieval machine including a multi-reach shuttle including six overlaid plate assemblies supported for extension and retraction relative to each other by intervening sets of rollers. The rollers are arranged to maximize the range of extensi... | 10/24/1995 |
| 5275064 | Extensible platform with cable drive system A telescoping platform assembly able to convert each unit of distance moved by a driver into two, four, or greater number of units of platform extension includes five or more interconnected slide members. The interconnected slide members are extended by o... | 01/04/1994 |
| 5211527 | Load-handling device A load-handling device is designed as a carriage movable along a floor and having a load-handling assembly whose load-engaging member is vertically movable as well as extendable and retractable relative to the carriage. According to the invention, the dri... | 05/18/1993 |
| 5207555 | Running fork type load transfer apparatus The secondary fork 36 is composed of an aluminum extrusion which is formed integrally with a pair of right and left outward guide rail grooves 40a, 40b to be fitted with the guide rollers 45, 46 provided on the fixed fork 35 side and a pair of right and l... | 05/04/1993 |
| 5175690 | Process for managing stores and device for carrying it out This invention relates to a process for managing stores, in which objects are stored, removed and arranged. Said objects are stored not in accordance with an indexed classification but as a function of their dimensions and of the storage volumes available... | 12/29/1992 |
| 5158639 | Roll conveyance and attachment/detachment device for applying apparatus A roll conveyance device for conveying rolls and attaching or detaching the rolls in a roll applying apparatus includes guide pillars, and a roll rest having a plane on which a plurality of the rolls are positioned. The roll rest is movably supported by t... | 10/27/1992 |
| 5015146 | Vehicle display lift A vehicle display lift has a vertical mast containing a hoist mechanism which raises and lowers a movable carriage. A cantilever support member connected to the carriage extends outwardly from the mast and has a vehicle support frame on its outer end whic... | 05/14/1991 |
| 4988262 | Extended reach shuttle A double reach shuttle assembly for a storage and retrieval machine. Latch mechanisms are provided on the movable elements of the shuttle to control the sequence of extension of the movable elements thereby reducing the amount of space required beneath a ... | 01/29/1991 |
| 4975018 | Linear unit for transferring objects A linear unit for transferring objects, particularly for removing workpieces from a linear conveying track, comprising vertically and horizontally movable grippers for grasping the objects and comprising a gripper carriage which is movable between a pick-... | 12/04/1990 |
| 4938628 | System for moving drilling module to fixed platform A jack-up rig includes a cantilever beam assembly and a drilling module is mounted on the cantilever beam assembly. The jack-up rig also includes means for moving the cantilever beam assembly from the storage position to extended positions wherein a rearw... | 07/03/1990 |
| 4932176 | Extendible and retractible mast system A telescopic mast system has a base tube, a plurality of axially movable coaxial inner tubes nestable successively within each other and within the base tube, and a winch supported at the lower end of the base tube with a pair of preferably wire ropes dri... | 06/12/1990 |
| 4697977 | Safety brake for vertical lift A stacker-retriever lift carriage is disposed to be raised, lowered and positioned, in selected positions with respect to a pair of spaced support masts, by a flexible wire cable one end of which is connected to a lift carriage drive and the other end of ... | 10/06/1987 |
| 4682927 | Conveyor system Apparatus for automatically transferring a cassette of semiconductor wafers from one "clean" room to a second "clean" room across an area that may be less clean. The system includes an elevator in each room where a load is manually positioned in a load st... | 07/28/1987 |
| 4648774 | Load/unload apparatus for disc-like workpieces Horizontally and vertically actuable apparatus for loading/unloading workpieces from a work station. The workpiece holder is contained on a driven workpiece holding tower having in one embodiment a laterally floating bearing coupled to an endless drive as... | 03/10/1987 |
| 4643630 | Heavy-object loading jig A heavy-object loading jig has a slide plate provided on the upper end portion of a lifting drive means and a mounting plate for mounting a heavy object thereon. Between the slide plate and the mounting plate is disposed a rolling member which allows the ... | 02/17/1987 |
| 4636131 | Side shifter and narrow aisle attachment for a lift truck An attachment for lift trucks to enable the truck to work in narrow aisles and manipulate loads in front of and to both sides of the truck without turning the truck. A side shifter which includes a pair of parallel moving arms for supporting the load in w... | 01/13/1987 |
| 4561820 | Carousel automatic storage and retrieval system An article storage and retrieval system which includes a continuous track and a continuous article storage carousel supported from the track. The article storage carousel is movable in a horizontal direction and contains a plurality of horizontally spaced... | 12/31/1985 |
| 4526504 | Push-pull de-tiering system A fork-lift type truck for handling pallet loads comprising a plurality of superimposed layers mounted on slip sheets is provided with a push-pull load displacer having the capability for vertical movement substantially independently of the truck platform... | 07/02/1985 |
| 4459076 | Device for vertical transport of goods A machine for vertical transportation of goods from a packing line onto a pallet. The machine includes a vertically movable lifting device provided on a horizontally travelling wagon, the device being provided with lifting forks for receiving and lowering... | 07/10/1984 |
| 4388033 | Shuttle assembly A multiple-element load handling shuttle assembly (10) which includes means to compensate for the downward deflection of the load carrying element of the shuttle under load. Each shuttle element (12, 14, 16, 20) is supported by a plurality of rollers (35,... | 06/14/1983 |
| 4242033 | Machine and method for vertical transportation of containers A machine for cyclically receiving a plurality of containers from an unloading station and for transporting them to a discharge station, which is spaced apart from, and above the unloading station by a predetermined distance, includes a platform operable ... | 12/30/1980 |
| 4189275 | Attachment for mounting a pivotal and or shiftable load handling apparatus on a vehicle A device for use with fork-lift trucks or the like to provide tipping and side shift facilities for ancillary apparatus attached to the truck. The device includes first and second frames and a sub-frame with two operatively connected fluid-powered rams. T... | 02/19/1980 |
