Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7954626 | Conveyor roller having a cleaning function The invention relates to a belt conveyor (1) having a conveyor roller (5) and such a conveyor roller (5) comprising a drum shell (54), a fluid connection (55), and at least one first fastening element (52) for fastening the ... | 06/07/2011 |
| 7854313 | Escalator handrail sanitizer A sanitizer dispenser unit is mounted on escalator handrails, moving walkway railing or any revolving handrail. It would mount either on the in-going or out-going portion of the handrail, and would continuously sanitize the surface of the handrail with a micromist a... | 12/21/2010 |
| 7845487 | Tripper car A tripper car adapted to transfer particulate material such as coal while maintaining a reduced level of dust proximate the area in which said tripper car moves. The tripper car continuously receives coal from a moving conveyor belt and transfers the coal from a fir... | 12/07/2010 |
| 7516837 | Ink-jet recording apparatus having a cleaning fluid absorber and a scraper An ink-jet recording apparatus has rollers, a conveyor belt, a conveyor belt driving mechanism, an ink-jet head, an absorber, a scraper, a supplier, and a supply controller. The conveyor belt spans the rollers. The driving mechanism rotates the rollers to move a rec... | 04/14/2009 |
| 7419046 | Method and device for washing conveyor belts A method for washing conveyor belts, according to the invention, is characterized in that the drive of the conveyor belt (2) is transferred via rollers (3) and a cleaning element is driven, preferably having the form of a rotating brush (9), and... | 09/02/2008 |
| 7412980 | Machine for cleaning glasses or similar articles A washing machine for glass lenses (11) or other similar items of the type including a conveyor (1) has a bearing surface (10) for moving the lenses through a washing chamber (12) made of a succession of washing means (21). The tra... | 08/19/2008 |
| 7407051 | Nozzleless conveyor belt and sprocket cleaning shaft A nozzleless belt-cleaning sprocket support shaft for cleaning endless conveyor belts has a first end, a second end, a central portion of generally square transverse cross section with a plurality of elongate narrow slits in each of the side walls in longitudinally ... | 08/05/2008 |
| 7370749 | Conveyor belt cleaning apparatus and system Health considerations mandate continuous and thorough cleaning of modular conveyor belts used in the food processing industry. A modular belt cleaning system is provided having a sleeve bearing slidable over a supply pipe, and having apertures for engaging nozzles i... | 05/13/2008 |
| 7363728 | Shrink wrap tunnel with variable set points A shrink wrap machine has a shrink wrap tunnel with an entrance and an exit. A conveyor transports products to be shrink wrapped from the entrance through the tunnel to the exit. A source of gas is coupled to the inside of the tunnel and bathes the products. A heate... | 04/29/2008 |
| 7364032 | Chip discharge system A chip discharge system with a fluid dispersing means which inhibits clogging, which has a simple structure, which can spray out a uniformly-spreading flow, and which can adjust the momentum of dispersing flow without requiring an additional device. ... | 04/29/2008 |
| 7350638 | Alignment apparatus for packaging elements An alignment apparatus for use in packaging. The device generally uses a guide plate, dome shaped member through which a stream of air flows, and guide bar to reject improperly packaging elements. This apparatus provides an easy way to ensure properly oriented and a... | 04/01/2008 |
| 7347314 | Movable walkways and escalators The invention provides a movable walkway installation (10), such as an escalator or a travelator, which installation (10) includes a movable support member (18) for transporting persons supported thereon, a movable handrail (16) for gripp... | 03/25/2008 |
| 7337895 | Mobile gastronomic table for serving out food A movable table for serving out food has an operating position for serving out food, and a transportation position for moving of the table. The movable table comprises at least two modules, each module comprising an automated transferring device, e.g. at least one c... | 03/04/2008 |
| 7314131 | Elevating conveyor An elevating conveyor for flowable material comprises an inlet (14) and an outlet (20) at opposite ends of a tubular barrel (1) surrounding a helical elevating member (2). Elevating member (2) is restrained against rotation about a... | 01/01/2008 |
| 7311214 | Clean room crane assembly A hoist assembly for use in a clean room includes a hoist body which is received in a hoist cover cavity of a hoist cover. A rigging is coupled to a winch of the hoist body and to an attaching member attachable to a load. The rigging is received in a rigging cavity ... | 12/25/2007 |
| 7281625 | Self cleaning conveyor Disclosed herein is a method and apparatus for a street sweeper having a conveyor assembly. The conveyor assembly has a pair of rollers and a conveyor belt connected therebetween. The conveyor assembly is provided with debris skirts to lift the edge of the conveyor ... | 10/16/2007 |
| 7238233 | Cleaning device for a glue-spreading element A cleaning device and method is provided for a glue-spreading element, which spreads glue in a working position onto a material web, in particular a paper web, and which can be moved to a cleaning position inside the cleaning device. At least one scraper element is ... | 07/03/2007 |
| 7234586 | Self-cleaning foodstuff conveyors A conveyor suitable for use, e.g., in food processing apparatus, includes particular procedures and arrangements for decontaminating the surface of the conveyor. The conveyor surface is subject first to a mechanical cleaning, e.g., by spraying of liquid followed by ... | 06/26/2007 |
| 7232028 | Cleaning unit for cleaning travel equipment, travel equipment with a cleaning unit and method for carrying out a cleaning sequence for cleaning travel equipment A cleaning unit for cleaning travel equipment allows the travel equipment to be shifted from an operating mode to a cleaning mode. The cleaning equipment is an escalator or a moving walkway which has tread units connected with an endless conveyor. The cleaning unit ... | 06/19/2007 |
| 7225915 | Mountable cleaning apparatus for commercial conveyors A first embodiment of this invention is a cleaning apparatus for a commercial conveyor belt that is mounted on a conveyor table. The cleaning apparatus is a housing that includes a spraying tube for dispensing a cleaning solution and a novel wiping device. The wipin... | 06/05/2007 |
| 7191489 | Integrated cleaning apparatus An integrated apparatus for carpet cleaning, pressure washing, air duct cleaning and inspection, portable welding, moisture abatement and other building maintenance and repair services, in which a gas engine mounts to a frame and has a drive shaft that extends from ... | 03/20/2007 |
| 7160389 | System and method for cleaning and priming an extrusion head The present invention relates to a system and method suitable for automatic cleaning of a coating or extrusion head of a coating apparatus. The invention includes a scrubbing station wherein a combination of physical contact and strong solvent solution combine to re... | 01/09/2007 |
| 7147099 | Sprockets in a cleanable modular belt conveyor An easy-to-clean conveyor with sprockets that reveal the hinge area of a modular conveyor belt to a fluid spray. A conveyor includes a modular belt constructed of rows of belt modules hingedly linked together in series by hinge pins into an endless belt loop. A spro... | 12/12/2006 |
| 7114610 | Conveyor belt cleaning system An assembly and method for cleaning a conveyor belt system is disclosed. The cleaning assembly is for removing liquids and solids from an endless conveyor belt, the assembly includes a plurality of laterally extending liquid absorbent material sheets disposed adjace... | 10/03/2006 |
| 7111724 | Fluid operated self aligning roller A pressurized bladder system is associated with a first roller. In one embodiment, the conveyor belt extends around the roller which is automatically centered by the bladder. In alternate embodiments, the first roller is positioned adjacent an impression roller with... | 09/26/2006 |
| 7083038 | Automatic developing device, roller washing method, photosensitive material processing device, and preparation method for processing liquid A roller washing method for a photosensitive material processing device. The processing device processes a photosensitive material with a processing liquid while conveying the photosensitive material with a conveying roller. An idle roller is disposed in contact wit... | 08/01/2006 |
| 7083039 | Conveyor cleaning apparatus A conveyor apparatus has a conveyor cleaner assembly proximate the delivery end. The cleaner assembly has first and second parallel rotating brushes having an axis of rotation substantially transverse to the conveyor direction of travel and rotating in the same dire... | 08/01/2006 |
| RE39186 | Conveyor and conveyor belt cleaning sprocket A sprocket for an endless conveyor is disclosed having a plurality of fluid outlet passages arranged radially between the center of the sprocket and its outer circumferential surface. The outlet passages are positioned along the length of the sprocket in a helical p... | 07/18/2006 |
| 7077260 | Device for cleaning corrugator belts A device for cleaning the endless belt of a corrugator machine while the belt is moving and the machine continues in operation. The device includes a movable cleaning head incorporating a sprayer means for applying a forceful stream of cleaning solution to the belt ... | 07/18/2006 |
| 7073661 | Self cleaning conveyor with roller scraper and debris reduction skirt Disclosed herein is a method and apparatus for a street sweeper having a conveyor assembly. The conveyor assembly has a pair of rollers and a conveyor belt connected therebetween. The conveyor assembly is provided with debris skirts to lift the edge of the conveyor ... | 07/11/2006 |
| 7055675 | Conveyor belt cleaning system An assembly for cleaning a conveyor belt system is disclosed. The cleaning assembly is for a conveyor belt system with the type having first and second endless belts which each traverse a separate belt travel path and together define a generally upright article tran... | 06/06/2006 |
| 7044287 | Conveyor belt washer A conveyor belt washer for cleaning a moving conveyor belt with a pressurized fluid. The conveyor belt washer includes a washtank, a spray assembly located within the washtank and having at least one spray head rotatably mounted with respect to the tank, and at leas... | 05/16/2006 |
| 7014035 | System for supporting an underside roller on a conveying belt A conveyor system having a conveying belt trained around guide rollers for movement in a travel path, a first roller which is mounted in an operative position on a support to bear against the conveying belt, and a roller support system. The roller support system has... | 03/21/2006 |
| 7014716 | Method of cleaning a cylinder of a printing press An improved method and system for cleaning a cylinder of a printing press. One method involves soaking a strip of cleaning fabric on a press with a low volatility organic compound solvent. Excess solvent, if any, is removed to place the strip of cleaning fabric in f... | 03/21/2006 |
| 7007773 | Lubrication device A lubrication device lubricates traveling lubrication sites, such as on a belt (1), in particular, on a roller or chain belt (1). The lubrication device includes a lubricating apparatus (2) having a catch (C) that is capable of assuming a restin... | 03/07/2006 |
| 7006665 | Adaptive, product control and stabilization sub-system for camera-based optical character recognition, and a method of operating the same A mail article transportation and stabilization system, and a method of operating the same, for use in conjunction with a camera-based optical character recognition (OCR), bar code reader (BCR), or similar image capture scanning system, comprises a conveyor drive be... | 02/28/2006 |
| 6997670 | Semiconductor wafer transfer apparatus A semiconductor wafer transfer apparatus includes a wafer supporting block to support a semiconductor wafer, a casing which is formed along a moving path of the wafer supporting block and having a guiding slot through which a part of the wafer supporting block passe... | 02/14/2006 |
| 6994205 | Apparatus for controlling the deposition of feed material on a deposition build-up surface An apparatus 40 for controlling the deposition of feed material, such as coal 24, on a deposition build-up surface 64 subjected to deposition loading of feed material is provided for use in a feeder arrangement having an endless conveyor 42 | 02/07/2006 |
| 6978880 | Conveyor belt cleaning devices, methods, and systems The various embodiments of present invention provide cleaning devices, methods, and systems for cleaning conveyor belts and conveying systems. A conveyor belt cleaning device can include a bar having a first end, a second end, and an outer surface, and sprockets cou... | 12/27/2005 |
| 6971503 | Conveyor belt cleaning apparatus A conveyor belt cleaning apparatus includes a debris-removal stage, a washing stage, a rinsing stage, and a water removal stage all positioned in a multi-chambered drawer with each of the four stages is provided with an isolated bin within that drawer. The various s... | 12/06/2005 |
