The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 7975617 | Routing device A routing device, including a sliding device, a rotating shaft, a pair of route rails, a pair of rams, and a pillow, wherein the route rail is disposed in the front of a railway track, the route rails are disposed on the rams, the rotating shaft is disposed at one e... | 07/12/2011 |
| 7789020 | Road and rail vehicle and track therefor A track of a road and rail vehicle, comprising: a railway track, and a routing device having a supporting plate and a turnout; wherein the routing device is disposed in front of the railway track and connected to a road; the supporting plate is aligned with the road... | 09/07/2010 |
| 7328442 | Robotic corner negotiating systems and methods for automated storage libraries In one aspect of the invention, an apparatus for transferring storage cartridges within an automated storage library is provided. The apparatus includes a sled and a track for supporting and guiding the sled. The track includes a corner portion wherein the sled move... | 02/05/2008 |
| 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 |
| 7243604 | Hidden-rail and dual-attraction balancing compensation type permanent magnetic levitation train and railway system A hidden-rail dual-attraction balancing compensation type permanent magnetic levitation train and railway system are provided. The hidden rails are provided inside two underground tubes, and each tube is communicated with the ground via a rail through silt. A magnet... | 07/17/2007 |
| 7203570 | Stowage and retrieval system A storage and retrieval system is provided that automates the process of handling a mixed inventory of palletized and containerized items. The invention is particularly useful in handling cargo and weapons within a ship's hold or magazine. When used on a ship, the i... | 04/10/2007 |
| 7185589 | Multi-program trolleys and switches A multi-program trolley and track switch system is provided for a movable wall system having multiple panels supported and movable along multiple paths defined by multiple track sections. Switch assemblies automatically direct each wall panel to a predetermined wall... | 03/06/2007 |
| 7185860 | Tongue switch A modular tongue switch assembly comprises a tongue pivotally connected to a slide surface, held down by a pivot retainer. The slide surface consists of slide plate sections removably attached to corresponding bed plate sections, which are in turn welded onto a base... | 03/06/2007 |
| 7137342 | Carrier moving system for a painting process A carrier moving system for a painting process of a vehicle includes a loaded section, an unloaded section, and a plurality of multi-joint type carriers. The multi-joint carriers include a driving part and a driven part. A guiding monorail is disposed through both t... | 11/21/2006 |
| 7107911 | Overhead transport apparatus An overhead transport apparatus includes a guide rail unit having a main rail having a pair of rail members, and a branch rail branching off the main rail; an auxiliary guide rail provided along the branch rail at an upper part of a branching region in which the bra... | 09/19/2006 |
| 6971318 | Passive monorail switch for a box shaped track A monorail switching arrangement is disclosed for switching the travel of a vehicle to either a continued-travel monorail section or a change-of-direction switched-travel monorail section, characterized by the provision of a plurality of vertically displaceable hori... | 12/06/2005 |
| 6931996 | Conveyance system A pair of rail members have upward wheel supporting surfaces and inward roller guide surfaces, respectively. A fixed path includes linear path portions and a branching-and-joining path portion. Linear-side guide members extending along the linear path portions and a... | 08/23/2005 |
| 6899035 | Rail-mounted transport system In order to provide a rail-mounted transport system, in particular an overhead monorail, comprising at least one active track switch, which comprises at least two movable rail portions that are selectively bringable into an operating position, in which the movable r... | 05/31/2005 |
| 6672466 | Transportation systems and methods A transportation system for transporting a load into and out of a serviced area. The transportation system comprises near and far support lines and a cross support line suspended from the near and far support lines. A trolley assembly traverses the cross ... | 01/06/2004 |
| 6644208 | Track guided vehicle system A driving wheel is displaced downward by running off a traveling wheel when a vehicle passes through a diverging part and a detection value of an encoder provided in the driving wheel becomes incorrect by spinning free of the driving wheel. A track is equ... | 11/11/2003 |
| 6629502 | Conveyance system A pair of rail members have upward wheel supporting surfaces and inward roller guide surfaces, respectively. A fixed path includes linear path portions and a branching-and-joining path portion. Linear-side guide members extending along the linear path por... | 10/07/2003 |
| 6601518 | System for securing and/or controlling the final position of a rail The invention relates to a system for securing and/or controlling the final position of a tongue rail (14) that can be adjusted in relation to a rigid rail (12). A catch element extends from said tongue rail and interacts with a lever element in such a ma... | 08/05/2003 |
| 6556898 | Distributed track network control system A distributed control system for a track network includes a local controller connected to a plurality of switch machines and a central office. The local controller receives from each switch machine a switch position signal and outputs to at least one swit... | 04/29/2003 |
| 6539876 | Guide rail switches for storage libraries A guide rail switch for a robotic track system is provided, the robotic track system comprising at least one horizontal guide rail, at least one vertical guide rail, and at least one robot that can move along the guide rails. The switch comprises a frame ... | 04/01/2003 |
| 6481359 | Automatic track switching system for operable walls An automatic track switching stem is provided for a movable wall system having multiple wall panels (22) supported by and movable along multiple paths defined by multiple track sections (26-32) to predetermined configurations. The track switching system i... | 11/19/2002 |
| 6418856 | Passive steering assembly for a guided vehicle A passive steering assembly for a guided vehicle movable along a guideway includes a vehicle including at least one axle structure; a pivot joint at each end of the axle structure; a wheel mounting pivotably engaged with each pivot joint; a hub for rotata... | 07/16/2002 |
| 6393993 | Transit switching system for monorail vehicles A monorail switching system for guided vehicles includes a main guideway mounted below the transportation monorail that engages a vertically shiftable keel assembly carried by the vehicle. For entrance/exit junctions, a secondary guideway defines the junc... | 05/28/2002 |
| 6389981 | Trolley for track systems A trolley for track systems with essentially right-angled intersections is equipped with raisable and lowerable rollers which can be lowered to engage with, and raised to disengage with, one of the pairs of tracks. A common actuator (76,78) simultaneously... | 05/21/2002 |
| 6382107 | Rail-mounted transporting device for ultra-heavy loads A rail-mounted transport device for ultra-heavy loads, in particular for changing steel mill converters includes a vehicle which accepts the load independently and is guided on tracks to a delivery station via a turning station where the transport directi... | 05/07/2002 |
| 6354225 | Line-changing device for tracks of a magnetic levitation train A track-alternating arrangement for magnetic-levitation roadways, in which one of a series of mutually aligned bearers in each roadway establishes a first junction to join the roadways together. The bearer is inflectable to form the first junction. Each b... | 03/12/2002 |
| 6354224 | Conveyor system switch using tubular linear induction motor A conveyor switch for a conveyor track comprising a tubular linear induction motor as the switch drive. A switch tongue is adapted to be pivoted between first and second positions on the conveyor track and has a driving arm extending from one end thereof.... | 03/12/2002 |
| 6332406 | Transfer system using segmented intermediate section A system (1) for transferring a movable load (2) for an installation (3) for conveying the load (2), and to transfer the load (2) from an arrival track (8) where the load (2) is conveyed along an entry conveying path (C), to at least first (9) and second ... | 12/25/2001 |
| 6332405 | Switchgear for a suspended conveyor device A diverter for a suspended conveying apparatus in which conveyable-article carriers provided with running rollers are guided on running rails. A diverter tongue is connected to a running-rail section via an articulated arrangement so as to be pivotable be... | 12/25/2001 |
| 6324991 | Cross-over for track-gripping, track-bound vehicles A cross-over between tracks (1, 2) for track-gripping, track-bound vehicles consists of two parallel adjacent movable track elements (3) coupled to each other by several connection elements (4) of constant length. The track elements (3) can take two or th... | 12/04/2001 |
| 6308636 | In-vehicle switch mechanism An in-vehicle switch mechanism for guiding a vehicle along a guideway at converging and diverging points of the guide rails in a guided vehicle system includes a support frame; a pivot assembly; a switch arm assembly pivotably mounted at its proximate end... | 10/30/2001 |
| 6279484 | Actuating mechanism for a transit vehicle guide beam switch A mechanism is disclosed for actuating a switch guide beam swinging laterally between two or more fixed guide beam ends, in order to make a route selection for a beam guided vehicle. The moving guide beam pivots distantly of the primary fixed guide beam e... | 08/28/2001 |
| 6273000 | Rail switching system A system for switching rails that rotates in a horizontal plane about a pivot to direct a vehicle traversing a system of rails along alternate paths is provided. The rail switching system also has a main line connector for providing one vehicle path betwe... | 08/14/2001 |
| 6263799 | Vehicle guideway adaptor for a personal rapid transit system A transportation system, generically known as Personal Rapid Transit, employs conventional electric or hybrid automobiles (18) underwhich are mounted electro-mechanical adaptors (24) which permits them to operate autonomously on an elevated guideway (16) ... | 07/24/2001 |
| 6244543 | Model railroad track switch A switching device adapted to be used with a model railroad track which has a track switch. The switching device has a slide member connected to a pivot assembly. The pivot assembly is spring connected to a link member which moves a throw bar to move the ... | 06/12/2001 |
| 6240851 | Transport system Transport system with a transport track (1) along which one or more transport elements (2) (cabins) are moveable, said track (1) running over a substantial horizontal distance, and at least two horizontally spaced stations, for loading and unloading perso... | 06/05/2001 |
| 6237500 | System for automated transport of passenger cabins, automobile platforms and other load-carriers A system is provided that uses small carrier vehicles that operate along electrified guideways and use standardized connections to automatically carry load-carriers to desired destinations. The load-carriers may be passenger cabins, freight loads or autom... | 05/29/2001 |
| 6220173 | Trolley for rail tracks that are branched by means of switch points The invention concerns a trolley for rail tracks (3) that are branched by means of switch points. To avoid a switch point jam, while simultaneously saving power and maintenance effort, the trolley is equipped with moveable hooks and the switch points are ... | 04/24/2001 |
| 5957055 | Container-transporting system with rails A container-transporting system with tracks, linear motors and rotatable wheels. The system includes a network of tracks which are arranged transversely at right angles with respect to one another and parallel to one another and form points of intersectio... | 09/28/1999 |
| 5857413 | Method and apparatus for automated powered pallet A powered pallet assembly (10) for use on two intersecting trackways (11 and 13). The pallet assembly (10) includes: a pallet frame (23) having an upwardly facing surface (12) formed for support of a load thereon; a first plurality of load-supporting whee... | 01/12/1999 |
| 5816169 | Model monorail system A model monorail system having at least one engine and at least one car coupled thereto, both being configured to move along a single upper rail member that is supported in an elevated position by a plurality of upright rail supports. In the preferred emb... | 10/06/1998 |