Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 5191961 | Bowl-feed apparatus A part feed bowl is provided with removable bowl tooling to allow the same bowl to be fitted to feed varying parts from time to time. The bowl tooling is an air feed and has the capability of variable feed speeds thereby improving efficiency.... | 03/09/1993 |
| 5119938 | Conveyor belt for conveying a tobacco rod An air permeable, continuous conveyor belt for conveying a tobacco rod in a cigarette rod machine including parallel warp threads (31) and parallel sections (30a) of weft threads (30), the intersection points of which are in a regular grid. At least one w... | 06/09/1992 |
| 5114305 | Apparatus for storing slide fastener sliders An apparatus is disclosed for storing slide fastener sliders preparatory to application thereof onto a stringer chain, the apparatus comprising a plurality of slider stockers removably mounted on a stocker holder and a slider supply including a chute, the... | 05/19/1992 |
| 5111411 | Object sorting system Object sorting systems are known which use a vision based system programmed by an operator who selects those features of the object which will be used in the sorting test. In the invention, detailed feature selection by a human programmer is avoided, the ... | 05/05/1992 |
| 5102279 | Continuous vacuum processing apparatus A continuous vacuum processing apparatus has at least one preliminary vacuum chamber respectively disposed in front of and rear of a vacuum processing chamber. The preliminary vacuum chamber is provided with a slit-shaped seal for sealing the vacuum proce... | 04/07/1992 |
| 5098244 | Semiconductor wafer cassette handling cart A cassette handling tool according to the present invention utilizes a mobile cart for handling and transporting wafer cassettes. At one end of the cart is a holder which is adapted for holding and carrying wafer cassettes. At an opposite end of the cart ... | 03/24/1992 |
| 5096051 | Roller with conical shank A roller includes a cylinder and at least one ferrule mounted at one end of the cylinder. The cylinder and the ferrule are designed to take up a diametrical play, such as by a conical joint that can include a tie rod or axle. A coil or the like can be pro... | 03/17/1992 |
| 5094334 | Mechanically driven auger system An auger system comprises a main auger with a longitudinal auger flight extending from a container at the bottom of the main auger to a discharge spout at the top of the main auger. The lower end of the main auger is connected by a hitch member to a tract... | 03/10/1992 |
| 5092452 | Cheese stocker The present invention relates to a cheese stocker for temporarily storing cheeses doffed by a winder, wherein the cheeses are placed on a cheese conveyor through trays to prevent the surface of the cheese from occurrence of mechanical damage or stain, whe... | 03/03/1992 |
| 5088596 | Motorized conveyor roller A motorized conveyor roller is mounted in a conveyor frame to support and propel articles from one end of the conveyor path towards the opposite end. The conveyor roller includes a roller tube rotatably mounted in the conveyor frame and a drive means cont... | 02/18/1992 |
| 5088585 | Retractable roller ball cargo floor surface Routine hand-labor cargo processing is an integral component of world commerce. The present invention permits the incorporation in one-and-the-same freight floor surface of the capacity for near-instantaneous conversion from the traditional static norm to... | 02/18/1992 |
| 5086907 | Glass sheet transferring device A glass sheet transferring device (20) is disclosed as including a movably driven frame (30), a glass sheet lifting mechanism (32) and a walking beam mechanism (28) connected to the movably driven frame (30) to provide indexed transfer of a glass sheet G ... | 02/11/1992 |
| 5078257 | Lattice production line and method of operating such a line A lattice production line includes a plurality of work stations, each connected to adjacent work stations by more than two conveyor belts. Each work station includes a manufacturing robot, an outer turntable with workpiece storage, and an inner turntable ... | 01/07/1992 |
| 5078262 | Conveyor A conveyor which can be used both as a storage conveyor for storing goods hanging on hangers, particularly articles of clothing, and as a feed or an oblique conveyor. A traction belt which rotates in a direction of transport grasps the hanger hooks at the... | 01/07/1992 |
| 5074400 | Process and apparatus for changing the relative position of packs, especially of cuboidal cigarette packs of the hinge-lid type Process and apparatus for changing the relative position of packs, especially of cuboidal cigarette packs of the hinge-lid type. Prior art processes and apparatuses work with forces having shock-like impacts on the packs, so that there is a risk of the pa... | 12/24/1991 |
| 5072825 | Drawing and conveying arm A drawing and conveying arm includes a box-like duct which is internally provided with a conveyor belt and has, at one end, a wide drawing inlet in which a mill for drawing and cutting material is located. The opposite end of the arm is articulated to a c... | 12/17/1991 |
| 5072824 | Endless chain for a traveling web transport assembly of a textile machine A traveling web transport assembly for transporting a web of textile material includes an endless chain having a plurality of web engaging members which engage one edge portion of the textile material web. The endless chain is formed with a plurality of c... | 12/17/1991 |
| 5070988 | Apparatus for aligning electronic component chips An apparatus for aligning electronic component chips includes an aligning passage for guiding a plurality of electronic component chips which are in an aligned state along a prescribed direction, and a chamber communicated with the aligning passage for st... | 12/10/1991 |
| 5070994 | Process and apparatus for transferring articles fed on a single track onto several discharge tracks Process and apparatus for transferring articles fed on a single track onto several discharge tracks. Where packaging machines are concerned, there is often the need for articles, especially (small) packs (10), preferably conveyed in close succession on a ... | 12/10/1991 |
| 5069330 | Side plate for a plastic spiral conveyor belt system A side plate for a modular plastic conveyor belt for use in a spiral conveyor belt system has one or more generally vertical grooves formed in its outer side, for engagement with protruding structure of cage bars of a spiral conveyor driving cage. At leas... | 12/03/1991 |
| 5069326 | Conveyor means This conveyor apparatus, when conveying articles between adjoining stations, under the control of the control device on the basis of conveying state conveyance is carried out by driving by both the linear motor unit and the servomotor unit in at least one... | 12/03/1991 |
| 5065857 | Method in handling of returnable bottles and device for handling of returnable bottles The invention concerns a method in handling of returnable bottles (P), wherein the returnable bottle is dropped vertically from an upper space (E1) into a lower space (E2) and wherein the returnable bottle is transferred from the dro... | 11/19/1991 |
| 5064049 | Device for lining up parts A device for lining up parts having different shapes of upper and lower surfaces thereof and which are transported from a part feeder to a further transporting device located beneath the part feeder, includes running path conveyor with one end arranged ad... | 11/12/1991 |
| 5062519 | Escalator system with convertible step unit An escalator system comprising a main frame (1) defining a circulating loop path (2) therein, a plurality of steps (3,4,5,6) connected in an endless step loop disposed in the loop path and a special convertible step unit (4,5,6) disposed in the step loop ... | 11/05/1991 |
| 5058728 | Cleaning apparatus for wrapping machine conveyor A cleaning apparatus for a conveyor chain of a wrapping machine includes a frame, a pan supported on the frame, a cleaning brush assembly, and a fluid removal assembly. The pan is adapted to contain a cleaning fluid such as water. The brush assembly inclu... | 10/22/1991 |
| 5054763 | Apparatus for dividing a continuously conveyed stream of shingled workpieces An apparatus for dividing a continuously conveyed stream of shingled workpieces, such as bags or sacks, into leading and trailing parts has two consecutive endless belt conveyors. The downstream second belt conveyor is driven, during a dividing operation,... | 10/08/1991 |
| 5052547 | Belt meandering motion correction device A belt meandering motion correcting device includes a belt tension enhancer for enhancing the tension of a side of the belt which undergoes a deviation, and a control roller around which the belt is wound and which allows a side portion of the belt where ... | 10/01/1991 |
| 5052879 | Wheelchair lift and transfer system The invention consists of a wheelchair lift frame, movable platform and transfer system. It is designed to enable the person in a wheelchair to independently enter a vehicle and drive from his/her wheelchair without transferring or leaving the wheelchair ... | 10/01/1991 |
| 5048818 | Apparatus for subdividing a shingled stream of paper sheets An apparatus for splitting a shingled stream of paired coextensive sheets into two partial stream is advanced below an upper conveyor to which suction can be applied and which displaces the sheets at an acute angle to the main path defined by the lower co... | 09/17/1991 |
| 5048661 | Conveyors A conveyor apparatus comprising a conveyor of the kind specified having a conveyor frame of the kind specified wherein the spindle of at least one of the rollers comprises a pair of stub spindles each having a generally elongate end portion which in use, ... | 09/17/1991 |
| 5048660 | Controlled flow gravity conveyor The invention herein is concerned with not only limiting the velocity of packages on a downwardly inclined conveyor trackway, but effecting a cyclically operable system of brake assemblies that not only brake the flow of packages down the trackway but eff... | 09/17/1991 |
| 5048718 | Dispenser-container, and a process for manufacturing the same and an apparatus therefor A dispenser-container comprises a container body provided with two containing spaces, containing wet contents and dry contents, respectively. The container body is a bag constituted by a first flexible sheet made of a liquid impervious material and a seco... | 09/17/1991 |
| 5046602 | Inertial conveyor system An inertial-type conveyor system for the moving of articles from one position to another, the system having minimal detrimental vibrations. During a forward stroke of a tray of the system, the tray moves at an acceleration less than that required to overc... | 09/10/1991 |
| 5044491 | Support roll for belt conveyors, processing conveyors and presses, especially double-belt presses A support roll for a belt press, transport conveyor or processing conveyor has a support tube mounted upon a support shaft whose ends project beyond the support tube and are provided with bearings for journaling the roll on the machine. Within the support... | 09/03/1991 |
| 5042637 | Conveyor discharge apparatus and method A conveyor discharge apparatus, and a related method of operation, that can lift and thereby eject any article carried by a conveyor of the apparatus through substantially relying on the motor that advances the conveyor of the apparatus. The apparatus inc... | 08/27/1991 |
| 5042962 | Barrel mover A hand truck particularly adapted for the movement of extremely heavy barrels has a wheeled base platform to which is pivotally attached a barrel holding frame having a forward vertical position and a braced reclining position against the truck. The barre... | 08/27/1991 |
| 5040661 | Container transport method and device A container transport method for turning a container to a specified direction and transporting the container to a position for specified processing, includes a first step of transporting one of supplied containers to a first position, the one being a cont... | 08/20/1991 |
| 5038970 | Dispensing device A dispensing device for dispensing a supply of cups. The dispensing device includes a magazine which is adapted to house the supply of cups and also includes a dispensing assembly having a passageway associated with the magazine. Resilient members are sup... | 08/13/1991 |
| 5038909 | Carton accumulator A device for accumulating objects carried between an up stream location and a down stream location, including a frame mounting a conveyor to define a path through the device from an entrance to an exit. The device includes a magazine on the frame and cont... | 08/13/1991 |
| 5035564 | Truck body construction for separate handling of re-cyclable refuse A truck body has at least one vertical, longitudinal divider forming two compartments. Separate chutes are located on the top of the body, one communicating with each compartment so that one particular type of refuse (e.g., paper, aluminum cans and glass)... | 07/30/1991 |
