Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 8146509 | Tramway transit system A tramway transit system for allowing a vehicle to travel along a track while automatically steered is proposed, in which the vehicle is provided with guard wheels and the track is provided with a protection track, and simplification in construction and weight savin... | 04/03/2012 |
| 7331425 | Lift machine A lift machine comprises a base, a support for supporting a load above the base, a lift actuator operatively connected between the base and the support for raising and lowering the support relative to the base, and a support stabilization mechanism operatively conne... | 02/19/2008 |
| 7320396 | Load carrier for use with work piece conveying apparatus A load carrier is designed for use with a work piece conveying apparatus, the work piece conveying apparatus including a conveyor chain for conveying a plurality of load carriers via transfer of friction forces onto the load carriers and a guiding rail for guiding a... | 01/22/2008 |
| 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 |
| 7198279 | Guide wheel assembly for carts A guide wheel assembly adapted to retrofit a shopping cart having a guide wheel capable of only rotating in the intended direction of travel of the shopping cart and a flexible one piece mechanism possessing strong material memory such that constant contact between ... | 04/03/2007 |
| 6857374 | Guideway and vehicle for transportation system The guideway-based transportation system includes a guideway and a mating vehicle. The guideway includes a main guideway section that may branch at a branch point into two separate branch sections. The guideway has a suitable geometry to support and guide the vehicl... | 02/22/2005 |
| 6742458 | Machine for transport of passengers and cargo An electrically powered vehicle transportation system utilizes a guideway with parallel enclosed rails. Each enclosed rail has an electrical bus bar for supplying power to vehicles on the guideway. The guideway will accommodate dual-mode vehicles that are capable of... | 06/01/2004 |
| 6644209 | All-weather guided vehicle system An all-weather guided vehicle system having a guideway including a single tube or a pair of parallel tubes capable of storing pressurized air. Vehicles are suspended below, above, or beside the tube(s) by way of carriages to which the vehicles are connect... | 11/11/2003 |
| 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 |
| 6626116 | Outlaw powersliders toy racing vehicles A toy racing car or other vehicle for operating on conventional track of a given scale a comprises a sub body, including a chassis, motor and gear set, pickup shoes and drive wheels, and a visible body of much larger scale, with large scale rear drive whe... | 09/30/2003 |
| 6615740 | Machine for transport of passengers and cargo An electrically powered vehicle transportation system utilizes a guideway with parallel enclosed rails. Each enclosed rail has an electrical bus bar for supplying power to vehicles on the guideway. The guideway will accommodate dual-mode vehicles that are... | 09/09/2003 |
| 6477962 | Track system for airplane serving carts A system to control the movement of carts in an airplane. It has a set of tracks in which a set of roller wheels is placed. The roller wheels are attached to the bottom of a typical cart. A releasable locking system is used to control the cart as before. ... | 11/12/2002 |
| 6464068 | Screw assembly apparatus and a method of using the same The present invention provides a screw assembly apparatus and a method of using the same. More specifically, a screw assembly apparatus is provided having a carriage attached to a nut assembly and a dog for engaging a workpiece. The carriage runs along th... | 10/15/2002 |
| 6456904 | Method and device for gauging distance between race cars A method and apparatus for winning a race without exceeding a maximum performance of a car, whereby maximum performance is based upon consecutive prior races. The method is comprised of determining an optimal distance by which a first car having a first p... | 09/24/2002 |
| 6435100 | Machine for transport of passengers and cargo An electrically powered vehicle transportation system utilizes a guideway with parallel enclosed rails. Each enclosed rail has an electrical bus bar for supplying power to vehicles on the guideway. The guideway will accommodate dual-mode vehicles that are... | 08/20/2002 |
| 6401625 | Machine for transport of passengers and cargo An electrically powered vehicle transportation system utilizes a guideway with parallel enclosed rails. Each enclosed rail has an electrical bus bar for supplying power to vehicles on the guideway. The guideway will accommodate dual-mode vehicles that are... | 06/11/2002 |
| 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 |
| 6240852 | Highway-vehicle system with improved braking, enhanced stability and provisions for electric power take-off A highway-vehicle system for high speed travel which comprises a below-ground structure defining a cavity and a narrow slot extending upwardly therefrom to the roadway surface. Each vehicle in the system is equipped with a projecting member which, in its ... | 06/05/2001 |
| 6213026 | Propulsion plate connector system for a pneumatically propelled vehicle An improved propulsion plate connector system for a pneumatically propelled vehicle of a pneumatic transportation system includes a vertical pylon for connecting a propulsion plate in an air duct of a vehicle guideway to a wheel truck of the vehicle at a ... | 04/10/2001 |
| 6152043 | Portable tracked wheel A portable tracked wheel allows the operator or robot to move a vehicle from a surface track to another, or free the vehicle from guided motion without disassembly or modification of the wheel or track. By depressing the lock tab manually with hand or foo... | 11/28/2000 |
| 6138575 | Floor transport system with rail-mounted floor transport vehicles A floor transport system with a rail guided floor transport vehicle and a guide rail system is recessed in the floor or ground plane and has a slotted track channel for guiding the vehicle along a travel path and at least two current conductors. At least ... | 10/31/2000 |
| 6119836 | Duct an energy-feed chain The invention relates to a guide channel with long, parallel side elements, between which an energy transmission chain can be laid in the longitudinal direction, where the guide channel is composed of several side elements arranged with their face ends ne... | 09/19/2000 |
| 6095054 | Transport system A transport system has a track provided along a transport route forming a main route and at least one branch route connected to the main route at a branch point. A first power supply line is provided along the main route; a second power supply line is pro... | 08/01/2000 |
| 6082268 | System for automated transport of automobile platforms passenger cabins and other loads A system is provided that uses small carrier vehicles that operate along electrified guideways and use standardized connections to automatically carry passenger cabins, freight loads and automobile platforms to desired destinations. Front and rear bogies ... | 07/04/2000 |
| 6044768 | Apparatus to aid movement in a gravity free environment A support for aiding a person, robot or material-moving member in a gravity free environment. The support comprises a platform having slots therein with releasable securing means disposed on either side thereof which cooperate with a wheeled member dispos... | 04/04/2000 |
| 5931288 | Conveyor track cover A cover for a channel, such as the channel which runs along the top of a section of conveyor track, is disclosed for excluding foreign matter from the interior of the track while allowing a pedestal extending from the interior of the track to traverse the... | 08/03/1999 |
| 5657695 | Reversible race track system A reversible track section for a toy car circuit. The reversible track section has a length, two opposite ends, two opposite sides, a top surface and a bottom surface. The reversible track section includes a thin, elongated plate including a central reces... | 08/19/1997 |
| 5653173 | Induction motor monorail system A magnetic levitated vehicle, including a linear rotor connected thereto, runs on a tubular track having a circular cross-section and a tubular linear induction motor stator mounted therein. The rotor is movably mounted within the stator and the vehicle i... | 08/05/1997 |
| 5579695 | Assembly line system having puck guided pallets and track engaging brake members An assembly line system has a pallet travelling along a work top of a work table section. The table section has a track along which a cardanic chain moves to convey pucks connected to the underside of the pallet in spring-loaded manner, by means of fricti... | 12/03/1996 |
| 5551347 | Human amusement ride An amusement ride for humans which is constructed to include a plurality of separate tracks located in a side-by-side relationship. On each track is located a vehicle, with this vehicle including a propulsion system which is activated and controlled by a ... | 09/03/1996 |
| 5406891 | Funicular system including haul rope grip assembly A funicular system including a passenger carriage or vehicle (21) supported for movement along a path relative to a support surface (22) , an endless haul rope (23) mounted in a loop-like plurality of support sheaves (26, 27, 28) for guided movement along... | 04/18/1995 |
| 5303655 | Automatic stabilizer unit for free trolley having vertically movable wheels resonsive to trackside rails An automatic stabilizing unit for a free trolley and a load carriage in an inverted power and free conveyor system is connected to the free trolley. The stabilizing unit includes a stabilizer actuator which extends above a free track containing the free t... | 04/19/1994 |
| 5134940 | Self-propelled platform car type conveying system A self-propelled platform car (SPPC) type conveying system for moving a platform car on a running surface along a predetermined path, which comprises a SPPC having at least three steerable wheels disposed respectively at the front and at the back of the S... | 08/04/1992 |
| 5016542 | Transit system A closed loop transit system that transports passengers in vehicles to a destination of their choice where they exit a main line to a shunt line and station. The system has automatic means for bypassing vehicles past stations that are full and moving exce... | 05/21/1991 |
| 4893566 | Golf cart system A golf cart system which can be installed on the fairway of a golf course. The cart system has improved power economy and anti-rolling and anti-pitching motions of the cart. The golf cart system includes a track embedded in the ground and a cart adapted t... | 01/16/1990 |
| 4892041 | Golf cart system A golf cart system which can be installed on the fairway of a golf course and which is excellent in power economy and anti-overturn effect. The golf cart system includes a track embedded in the ground and a cart running on the track. According to the golf... | 01/09/1990 |
| 4877123 | Conveyor means for wafers A conveyor for use in a room with a high degree of cleanness and which can convey wafers one by one stably, without generation of dust. The conveyor has vehicles having a slit in the surface on which a wafer can be placed, permanent magnets provided on th... | 10/31/1989 |
| 4864686 | Tamper resistant track assembly Disclosed is a tamper resistant assembly of a roller or slider in a track that can be used advantageously in schools, public buildings, detention facilities and the like; wherever the potential for vandalism and mischief is likely. In the present device t... | 09/12/1989 |
| 4841869 | Conveyor system utilizing linear motor A conveyor system utilizing the linear motor, comprising a conveyor cart and a guide rail for movably supporting the conveyor cart. The guide rail includes primary coils, and the conveyor cart includes a flexible secondary conductor extending longitudinal... | 06/27/1989 |
| 4823705 | Golf cart system with embedded rail having inclined surfaces A golf cart system includes a longitudinal rail having a transverse cross section defined by spaced side walls joined at lower ends thereof by a bottom wall having an inner upper surface. The side walls have at upper ends thereof upper walls extending inw... | 04/25/1989 |
