Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 6076547 | Device for operating a mechanism of a rinsing fixture The invention concerns a device for operating a mechanism (5) of a rinsing fixture, in particular for operating a closing and opening mechanism or a locking mechanism of a rinsing fixture. It shows a float (28) and a first hydraulic or pneumatic force mea... | 06/20/2000 |
| 6076548 | Regulator for use with apparatus having a hydrostatic or aerostatic pocket The invention pertains to a regulator for regulating a medium flow to at least one hydrostatic or aerostatic pocket of a bearing, a nut for threaded spindles or a guidance from a medium supply, with pressure chambers that are separated by a variable flow ... | 06/20/2000 |
| 6076549 | Pressure control device Pressure control device, characterized in that it comprises, in combination with valve means having an open and a closed position and urged to said closed position by a pressure thrust, elastic means opposing the closure of said valve means by exerting th... | 06/20/2000 |
| 6076550 | Solenoid and solenoid valve A solenoid comprising a solenoid coil having a longitudinal hole at the center of a bobbin made of a non-magnetic material and a coil winding wound around the peripheral wall of the bobbin. A yoke comprising a peripheral side plate, an upper end plate and... | 06/20/2000 |
| 6076551 | Flow detector with flow control valve A flow detector that can be effectively used in a clean environment (e.g., a semiconductor fabrication apparatus) and that enables the flow to be measured and regulated by an integrated apparatus. The flow detector includes a detector body having a fluid ... | 06/20/2000 |
| 6076552 | Valve structure for hydraulic circuit A valve comprises a spool with a land received in a bore of a valve body. The land is formed with at least one transfer passage. The land and cylindrical inner wall of the bore cooperate with each other to prevent any passage other than the transfer passa... | 06/20/2000 |
| 6076553 | Rotary flow-path exchanging valve In a rotary flow-path exchanging valve, the magnetic force generated in a pair of main magnetic pole pieces (66) by energization of an electromagnetic solenoid is acted on a multi-pole magnet (71) of a main valve element accommodated within a valve housin... | 06/20/2000 |
| 6076554 | Multiport plug valve with selectable port exclusion A diverter valve includes a cup-shaped, substantially cylindrical body with a plurality of ports extending from the side of the body, each communicating with a hollow in the body. A disk shaped top is held in sealing engagement with the body. A plug is ro... | 06/20/2000 |
| 6076555 | Miniaturized valve mechanism A miniaturized valve mechanism which has a valve containing a channel with at least one inlet and one outlet opening, as well as a device for closing the channel. In order to provide a valve arrangement which can be produced in the smallest possible size,... | 06/20/2000 |
| 6076556 | Connection device for a hydraulic control unit made of light metal A hydraulic control unit is provided which has a housing made of a light metal and connection devices for the connection with hydraulic conduits. In order to reduce the danger of damage to the housing in the area of the connection devices, a plate made of... | 06/20/2000 |
| 6076557 | Thin wall, high pressure, volume compensator Accumulators/compensators for pressurized fluent material systems are provided, in which a continuous substantially non-permeable, flexible membrane (like a bellows) surrounds or is surrounded by a non-gaseous support medium, all within a surrounding hous... | 06/20/2000 |
| 6076558 | Electronically controllable vehicle braking system for a motor vehicle The invention relates to an electronically controllable vehicle braking system for a motor vehicle with a cylinder/piston arrangement providing a brake fluid, which, by actuating a brake pedal, is caused to provide brake fluid acting on the brake of the m... | 06/20/2000 |
| 6076559 | Protective cover for plumbing fixtures The present invention provides a disposable protective cover which securely yet releasably attaches to a conventional plumbing fixture via locking tabs, thereby reserving an annular space around the fixture and the underlying pipe during floor constructio... | 06/20/2000 |
| 6076560 | Pool cleaner hose weight The invention provides a weight to be used to submerge the hose used with swimming pool cleaners and which may be variably positioned at any position along the length of the hose, the weight having an annular metal member encased in plastics material with... | 06/20/2000 |
| 6076561 | Heat insulated hose A heat insulated hose includes a cylindrical member. This cylindrical member is formed by helically winding a laminated tape having a base layer of a foamed resin, a permeable coat film laminated on an inner surface of the base layer, and an air-tight coa... | 06/20/2000 |
| 6076562 | Pre-stressed concrete pipe An outer pipe casing (20) and a concrete tube (26) cast inside, form a pre-stressed concrete pipe in its elementary form. Prior to casting, a layer of non-cohesive material (28) is sprayed on the inside of the pipe casing and an annular ring (32) is welde... | 06/20/2000 |
| 6076563 | Weft stretching and detecting apparatus for a jet weaving loom A weft stretching and detecting device has a first section (1A) for stretching a weft thread and a second section (1B) for monitoring the arrival of a leading weft end (11A) either through a weft guide path (4, 7, 7B) which is aligned with a weft insertio... | 06/20/2000 |
| 6076564 | Flat textile structure with predetermined separation line In a double woven fabric with an upper layer and a lower layer, provision is made that, in the area of a desired predetermined separation line, a thread system with warp threads and weft threads alternates out of the upper layer into the lower layer and a... | 06/20/2000 |
| 6076565 | Adhesive fastener and method An adhesive fastener for securement to a substrate which has a reservoir comprising a reservoir cup and a piston located therein blocking entry of atmospheric water vapor and preventing unintentional leakage of adhesive from the reservoir and a wall porti... | 06/20/2000 |
| 6076566 | Bracket for suspending pressure seal bags A bracket for mounting on a supporting object or support and receiving and suspending pressure seal or closure bags in open configuration, which bracket typically includes a generally elliptically-shaped frame fitted with a flange along one edge, the flan... | 06/20/2000 |
| 6076567 | Filling machine assembly A filling machine assembly (10) for filling a beverage container (12), such as a bottle or can, with a beverage, such as a carbonated drink, juice or water. The filling machine (10) includes a support housing (14) having an inner fluid chamber (20) for su... | 06/20/2000 |
| 6076568 | Method for inerting a generator in a power station A method for inerting a generator in a power station includes flushing the generator in a rapid manner which is favorable in terms of power consumption and is simplified in terms of process technology. Cooling gas which is present in the working state for... | 06/20/2000 |
| 6076569 | Cup rinse with a valvular ring A cup rinse with a valvular ring according to the invention is disclosed. The valvular ring has a plurality of valves in the center thereof. When an inlet tube is inserted through the valvular ring, the valves are forced to open thereby to allow a chemica... | 06/20/2000 |
| 6076570 | Closure containing a fluid for mixture with a beverage A closure including an integral chamber for storing a fluid separately from a beverage stored in a container to which the closure is attached is provided with a pre-formed court or aperture and a valve, the valve being operable to an open position when in... | 06/20/2000 |
| 6076571 | Passthrough assemblies for a chemical protective suit An improved design for sealed air and coolant passthrough couplings which ensures maximum protection against contamination in a chemical warfare environment. The couplings include an air line bulkhead assembly, a liquid passthrough coupling, and an air in... | 06/20/2000 |
| 6076572 | Apparatus for excavating and crushing tree stumps The present invention provides an apparatus that lifts, secures, splits and/or crushes tree stumps or other materials, particularly wooden or metal materials and other materials that may be present at an excavation site. The apparatus is characterized in ... | 06/20/2000 |
| 6076573 | Portable wood planning machine with switched reluctance motor An improved portable wood planing machine for the surface planing of wooden planks or boards is provided. The machine has a switched reluctance motor. In an exemplary embodiment, the planing machine includes a carriage assembly locking mechanism for locki... | 06/20/2000 |
| 6076574 | Machine for shaping curved molding A machine for shaping curved wooden molding includes an arbor mounted on a housing for receiving a cylindrical workpiece formed from four lengths of curved molding blanks, a drive for rotating the arbor, and a pivot arm carrying a blade at the top end the... | 06/20/2000 |
| 6076575 | Apparatus for forming dovetail, box and related joints A jig used to support and guide a router has a support base to which the workpiece is clamped as well as a moveable template containing guiding surfaces for a router. The template is attached to the support base via an elongated support channel. The suppo... | 06/20/2000 |
| 6076576 | Log splitter A wood splitter having an elongated beam including a center rail, a horizontally disposed top surface and a horizontally disposed bottom surface defining a pair of channels. A first push member is attached at an end of the beam. An elongated frame is posi... | 06/20/2000 |
| 6076577 | Vehicle sunshade A vehicle cover provided by a sheet material having in inner and outer surface, a central section positionable adjacent at least a portion of the exterior of the windshield of the vehicle and first and second end sections connected to the central section ... | 06/20/2000 |
| 6076578 | Device enabling a motor vehicle to run on a flat tire A device enabling a motor vehicle to run on a flat tire, the device comprising a running ring made of elastomer and mounted tightly on the rim of the wheel inside the tire, the running ring being largely overdimensioned in radial height, in width or axial... | 06/20/2000 |
| 6076579 | Pneumatic tire including block shaped lands having chamfering A pneumatic tire comprises a tread portion having a plurality of block-shaped or rib-shaped lands defined by a plurality of tread grooves, wherein each edge portion of the same block-shaped or rib-shaped land located at a boundary between a ground contact... | 06/20/2000 |
| 6076580 | Multi-chamber pressurizable tube for a tire Disclosed is a pressurizable inner multi chambered tube for a tire having resilient radial walls in the body sealingly the chambers from one another. A ring shaped manifold on the tube communicates to the chambers by a check valve at each chamber, the che... | 06/20/2000 |
| 6076582 | Apparatus for making formed laminate A method and apparatus (32) for making a three-dimensionally formed laminate (20) by positioning a mask (62) having an opening (64) above a flexible film (52) for rotation therewith such that a foamable liquid mixture (71) sprayed downwardly through the m... | 06/20/2000 |
| 6076583 | Automated slide staining system The present invention is an automatic slide staining system which will process stained slides, such as cytology or histology specimens. The present invention includes two embodiments for the staining system. The first system includes a slide storage devic... | 06/20/2000 |
| 6076584 | Apparatus for removing coating from coated product Apparatus is disclosed for removing a coating from synthetic resin products, such as an automobile bumper, to obtain improved coating removal rate and improved productivity. A resin material having a coating applied thereto is rolled between a resin-side ... | 06/20/2000 |
| 6076585 | Method of manufacturing a semiconductor device and apparatus therefor A method of manufacturing a semiconductor device includes providing an apparatus (210, 510) having tabs (212, 214, 412, 414) for holding and separating semiconductor substrates wherein a first tab (212, 412) is different from a second tab (214, 414), usin... | 06/20/2000 |
| 6076586 | Apparatus for improving the running quality of air tire vehicle wheels The running characteristics of a vehicle wheel with a tire are improved by applying axial pressure with a pressure application ring (26) which temporarily compresses the flanks of a tire (10) to such an extent that a portion of the axially outwardly facin... | 06/20/2000 |
| 6076587 | Tilting mechanism for a venetian blind A venetian blind comprising: a top rail; a bottom rail; a first group of slats; at least two first ladders extending between the top and bottom rails and supporting the first group of slats; a second group of slats; at least two second ladders extending b... | 06/20/2000 |
