...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7413394 | Low headroom telescoping bridge crane system A telescoping bridge crane system arranged to be mounted over a floor of a structure, e.g., a vehicle trailer, and including a pair of enclosed mounting tracks for slidably supporting a runway frame. Trucks are located within the tracks. Each truck includes a hanger... | 08/19/2008 |
| 7370768 | Crane apparatus for direct transshipment of marine containers between transportation modes without need of ground placement A crane apparatus is installed on a pier, wharf, bulkhead wharf or other foundation extending into the water for directly transshipping containers from a vessel moored alongside the foundation to another transportation mode without necessity of ground placement of t... | 05/13/2008 |
| 7267239 | Method for nonintrusive scanning of cargo containers in a buffer operation A method for nonintrusive scanning of cargo containers quay side while the containers are being transferred between ship and land transportation utilizing a mobile cargo container handling buffer crane having a bridge crane mounted thereon for transferring cargo con... | 09/11/2007 |
| 7223058 | Bulk bag discharging system assembly In one embodiment of the present invention, a material container discharge assembly includes: a main frame assembly; material container impactors engaged to the main frame assembly; a discharge receiving gate having a material container receiving aperture and first,... | 05/29/2007 |
| 7214022 | Object storage device and climate-controlled cabinet The invention pertains to an object storage device with at least two storage spaces for stackers as well as a horizontally tiltable transport platform whose height can be displaced by a hoisting unit. The hoisting unit is arranged at a base point, which can be moved... | 05/08/2007 |
| 6530735 | Gripper assembly A controlled material transport system (MTS) for carrying materials to and from workstations, test equipment, and processing and assembly tools in a common facility. The present invention includes a rigid robot vehicle mountable to a passive track system,... | 03/11/2003 |
| 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 |
| 6364601 | Straddle type container lifting device A lifting apparatus including a horizontal framework, a pair of extension assemblies, a pair of upper, middle, and lower telescoping mast assemblies, and two pairs of fork tine assemblies is provided. Each pair of the extension assemblies, the telescoping... | 04/02/2002 |
| 6190107 | High density narrow-profile storage system A high density narrow-profile storage system, comprising the steps of: unloading a container from a train car; storing the container in a storage yard substantially adjacent and parallel to a track; loading the container on a buffer in proximity to the st... | 02/20/2001 |
| 6030168 | Lifting device A lifting device constructed as a frame or gantry vehicle which is supported on four movable vertical supports. The gantry vehicle further comprises a crane trolley which is horizontally movable along a frame on a plurality of rails. Two vertically arrang... | 02/29/2000 |
| 5857821 | System for loading and unloading rail vehicles Freight is transferred between a car of a train riding on rails extending in a travel direction and a stationary street vehicle while the train is moving slowly in the travel direction by displacing a grab into a position above the rails, identifying the ... | 01/12/1999 |
| 5421688 | Installation for the load transfer of piece goods in the form of load units such as containers, returnable containers, semi-trailers or the like Apparatus for the installation for transferring piece goods between road and railborne vehicles includes a receiving and an issuing store, the outer sides of which remote from the railway line adjoin a loading roadway for the unloading or/and loading of r... | 06/06/1995 |
| 5354166 | Leaning transfer device A new and novel transfer device of the type used to move heavy filled bulk containers from a location outside of the transfer device to a position within the transfer device and above a base footprint of the transfer device where the filled bulk container... | 10/11/1994 |
| 5100278 | Railroad locomotive crane boom apparatus An improved locomotive crane boom generally indicated at 10 has of a first member 11, second member 12, and third member 13 each pivotally connected at various pivot points to one another and to locomotive crane 14. A series of pistons and cylinders, 19, ... | 03/31/1992 |
| 5088873 | Manipulator mixed freight handling system A mixed freight handling system, particularly for limited access areas such as an end-opening trailer at a dock, includes a telescoping conveyor overlapping a fixed conveyor and translatable into the trailer to receive hand liftable articles. A freight ma... | 02/18/1992 |
| 4930970 | Collapsible hoist for a truck bed A hoisting apparatus for the use in trucks has frame members 26, 28, 30, 32, 34 which are pivotally moveable and slidable connected to one another such that the apparatus can be assembled and disassembled by a single person and placed in a transporting po... | 06/05/1990 |
| 4911599 | Mobile installation for loading, transporting and unloading A mobile installation for loading, transporting and unloading track parts such as ties on, in and from open top railroad cars including a train mounted for mobility along a railroad track and having a plurality of open top railroad cars. Adjacent ones of ... | 03/27/1990 |
| 4892203 | Hoist swivel support having swivelable surface and bearing inserts A hoist support and method for fabricating the support are disclosed in which a swivel yoke is provided which has a through opening and is affixed to an overhead frame. A swivel body is affixed to the hoist below the yoke and has a swivel head with a swiv... | 01/09/1990 |
| 4599032 | Rolling base for truck cranes A rolling base assembly for truck cranes which allows movement of the truck crane under load-carrying conditions. The device comprises a fixed chain installed along the centerline of a flatbed trailer. A rolling base, having outboard roller housing assemb... | 07/08/1986 |
| 4599027 | Method and apparatus for moving cargo between a ship and a dock Cargo containers are moved between a dock and a ship by a crane which has a vertically movable landing platform, a waterside trolley for moving cargo between the ship and the landing platform, and a landside trolley for moving cargo between the dock and t... | 07/08/1986 |
| 4573856 | Apparatus for logistical operations with textile machinery An overhead apparatus is provided for conveying elements to and from each weaving machine of rows of weaving machines. The apparatus includes a movable rack which is adjustable width-wise and which carries depending actuators with gripping elements at the... | 03/04/1986 |
| 4568233 | Storage and retrieval apparatus The storage and retrieval apparatus of this invention comprises parallel tracks, each normally supporting numerous upright storage bins that are in close proximity to one another and to bins on laterally adjacent tracks. Each bin is open at its front and ... | 02/04/1986 |
| 4557659 | Device for supporting and handling loads by means of vacuum operated suction pads A device can be applied to a lifting and/or transporting unit for the controlled support of loads by generating a vacuum in one or more suction pads. The device includes a vacuum gauge measuring the vacuum level in at least one of the suction pads and saf... | 12/10/1985 |
| 4515282 | Rotatable crane apparatus for a rescue vehicle A rescue vehicle has a crane boom, hoist winch and rescue winch mounted on a crane turret that is rotatable about a vertical axis. A cable from the respective winches are extended along the crane boom to an associated block that is mounted near the outer ... | 05/07/1985 |
| 4430041 | Crane and manipulator integration An installation for handling a workpiece, particularly a workpiece to be forged includes a manipulator and an overhead crane, the controls of the manipulator and the crane form part of an integrated system so that movement of the crane and the manipulator... | 02/07/1984 |
| 4130204 | Side boom pipe laying crane with pipe section alignment feature A mobile land vehicle is provided for laying successive pipe sections. The vehicle includes a frame having front and rear ends and ground engaging support means for the frame operative to support and advance the frame from and forwardly over the ground. T... | 12/19/1978 |
| 4098624 | Process for increasing the versatility of isothermal transformation An isothermal transformation process or method is disclosed for heat treating metals of the class which is characterized by having a time-temperature-transformation, or T-T-T Diagram or Isothermal Transformation Diagram. The process includes the steps of ... | 07/04/1978 |
| 4082100 | Apparatus for cooling hot slabs Hot slabs to be carried to a soaking pit by a railborne transporter, provided with two sets of vertical guide bars flanking an array of vertically reciprocable gripper arms, ride prone on a first roller conveyor to a pickup area where they are erected by ... | 04/04/1978 |
| 4063650 | Equipment handling system A transporter system for handling heavy equipment, such as subsea blowout preventer stacks, on floating type drilling vessels. The transporter system includes rack and pinion mechanisms to move the transporter apparatus up and down and fore and aft on the... | 12/20/1977 |
| 4050587 | Hoist and dolly apparatus A hoist and dolly apparatus is disclosed which is adapted to straddle, raise, and transport an object relative to a horizontal surface. The apparatus is characterized by the provision of a horizontal center bar member, and a pair of generally U-shaped leg... | 09/27/1977 |
| 4018349 | Transhipment installation, particularly for containers A container loading and unloading device is described wherein containers are raised along a substantially vertical path, thereafter displaced along a horizontal path and finally lowered along a vertical path. The device comprises at least one horizontal g... | 04/19/1977 |
| 3995757 | Machine for feeding stacked articles A machine which takes upright stacks of flat articles such as carton blanks or the like from a pallet, straightens each stack, and feeds the articles from the stack in a shingled stream. The machine includes a crane which is programmed to pick up stacks f... | 12/07/1976 |
| 3990591 | Multiple function nuclear handling apparatus The apparatus comprises a single mast assembly which accomplishes all of the functions which presently require the use of three handling masts, one for fuel assemblies, one for control rods and other long rods, and one for orifice rods. The assembly, in i... | 11/09/1976 |
| 3951282 | Method for feeding fibers A system is provided for accurately positioning bales of fibrous material in relation to a mechanical means for transporting fibers from said bales to the hoppers of fiber feeders.... | 04/20/1976 |
| 3933388 | Interlock control system for a fluid-operated hoist Fluid-operated, load-handling apparatus is provided with an interlock control system. The fluid-operated apparatus specifically is a pneumatically-operated hoist having a two-handle operator control, one for raising a load and one for lowering the load. T... | 01/20/1976 |