Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 6209213 | Multi-purpose measuring tool A multi-purpose measuring tool has an elongate base and arm pivotally connected at rounded ends thereof in an angularly variable relation to perform multiple functions, including measuring inclines, measuring corner angles, measuring distances, use as a s... | 04/03/2001 |
| 6209214 | Combination template/level for installing utility boxes A template for permitting accurate and level marking of the shape of a wall opening for placement therein of utility boxes. The template comprises a base having a periphery shaped to match the shape of the periphery of a utility box to be fitted into the ... | 04/03/2001 |
| 6209215 | Saddle joint contour gauge apparatus and method The present invention pertains to a contour gauge for use in the fabrication of saddle joints in pipe connections to record and reproduce the projected line of continuous contact between the end of a first pipe intersecting the side of a transversely disp... | 04/03/2001 |
| 6209216 | Methods and apparatus for measuring airfoil coordinates An airfoil blade measuring apparatus includes an airfoil blade engagement system and a measuring system. The airfoil blade engagement system rotates the mounted airfoil blade to a position to be measured, and elevates the airfoil blade to permit the entir... | 04/03/2001 |
| 6209217 | Surface-following type measuring machine A surface-following type measuring machine is provided, which is capable of setting the measuring force to a proper value in an efficient and accurate manner without imposing a burden on the operator in exchanging at least one of the stylus and stylus hol... | 04/03/2001 |
| 6209218 | Squaring system A squaring system for aligning structural elements. The system comprises a first alignment member, a second alignment member, and a plurality of alignment openings arranged in rows in each of the first and second alignment members, the openings of the fir... | 04/03/2001 |
| 6209219 | Measuring device with housing orientation indicator and position transferring focused light-beam source A measuring device includes a housing, a distance measuring apparatus carried on the housing, one or more housing orientation indicators, and a focused light beam source. Using the housing orientation indicators, the housing can be properly oriented so th... | 04/03/2001 |
| 6209220 | Apparatus for cooling substrates Methods and apparatuses are provided for cooling semiconductor substrates prior to handling. In one embodiment, a substrate and support structure combination is lifted after high temperature processing to a cold wall of a thermal processing chamber, which... | 04/03/2001 |
| 6209221 | Wafer rack provided with a gas distribution device Wafer rack consisting of a carrier frame provided with accommodations for at least two wafers. To provide uniform distribution of gas over said wafers a gas distribution device is fitted at least above each wafer, which gas distribution device is connecte... | 04/03/2001 |
| 6209222 | Belt dryer with cleaning apparatus The present invention relates to an apparatus for cleaning a belt dryer (10) with at least one belt (18) running through a drying space (17) for receiving the products to be dried, and a cleaning nozzle emitting a cleaning agent into the drying space (17)... | 04/03/2001 |
| 6209223 | Grain drying system with high efficiency dehumidifier and modular drying bin This invention is a new, energy efficient, environmentally clean grain drying system which consists of two main parts: a hot drying air generator and a modular, portable drying bin. One novel aspect of the air generator is the introduction of a heat pipe ... | 04/03/2001 |
| 6209224 | Method and apparatus for making a throughdried tissue product without a throughdrying fabric A method for making throughdried tissue products includes a throughdryer which functions without a throughdrying fabric. The tissue web is formed in a conventional manner and dewatered to a high consistency prior to being transferred to the surface of the... | 04/03/2001 |
| 6209225 | Rotatoty dryer for copper concentrate A rotary dryer for copper concentrate including a tube-shaped heat distributor fixed to the structural drum, with tubular holes in the annular cross section where hot nitrogen is forced to flow. The concentrate is heated up by means of a numerous set of h... | 04/03/2001 |
| 6209226 | Self-cleaning, shock-resistant sole for ventilated shoes A shoe sole (A) comprising a fixed insole (B) provided with a series of holes, wherein there is provided a plurality of resilient hollow air chambers extending through the whole thickness of the sole, said chambers having an upper portion with hemispheric... | 04/03/2001 |
| 6209227 | Shoe cover with slip-resistant sole A shoe or foot covering with slip-resistant properties is disclosed. In particulars the foot covering includes slip-resistant portions made from a polymeric material that are preferably applied to the bottom surface of the foot covering. The polymeric mat... | 04/03/2001 |
| 6209228 | Shoe pad assembly A shoe pad assembly has a first layer, a second layer, a third layer, and an elastic base layer. The first layer is an air permeable fabric. The second layer has a gauze dipping in a solution containing activated carbon, alum, resin and ceramic powders pr... | 04/03/2001 |
| 6209229 | Snowboard boot including an internal shell and a journalled rigid back portion The invention relates to a snowboard boot including a sole adapted to be attached to the board, a relatively flexible upper, mainly forming the outer portion of the boot and connected to the sole, a rigid shell at least partially covering the sole and ext... | 04/03/2001 |
| 6209230 | Footwear cleat A footwear cleat of flexible plastic includes a central hub portion and a series of resilient protrusions cantilevered from and extending radially outward and downwardly beyond the central hub portion. The protrusions are capable of horizontally engaging ... | 04/03/2001 |
| 6209231 | Vehicle hitch mount assembly for a snow plow Hitch mount for hydraulically driven snow blades or other accessories that includes a receiver plate for mounting to the vehicle chassis and a one piece plow assembly and lift frame readily removably coupled to the receiver plate, the plow assembly prefer... | 04/03/2001 |
| 6209232 | Construction machine with function of measuring finishing accuracy of floor face smoothed thereby A construction machine (10) with a laser measuring instrument which includes a construction machine body, a working apparatus, and a manually operable member for driving a cylinder apparatus of the working apparatus to operate a plurality of arm members a... | 04/03/2001 |
| 6209233 | Safeway deep utility ditch cleaning machine A ditch cleaning apparatus is formed by a prime mover driving a chassis having endless metal belts for moving along the bottom of a vertical wall ditch and supporting an upright frame having a rearwardly and upwardly inclined elevator depositing debris on... | 04/03/2001 |
| 6209234 | Dragline rigging A rigging system for dragline buckets includes a unitary adaptor having a hoist equalizer aperture at an upper end thereof and bucket hoist chain connectors extending from opposite sides adjacent a lower end of the adaptor. A connector for a dump block ex... | 04/03/2001 |
| 6209235 | Snow blocker attachment for a device used to move snow A snow blocker attachment for a device used to move snow including a snow blocker having a wall member with a hole through central portion and near a bottom edge thereof, a frame to strengthen the wall, and at least one brace member formed about the hole.... | 04/03/2001 |
| 6209236 | Actuated material loader with open fence A rock picker and material loader attachment is pivotally mounted to a loader scoop or bucket and extends longitudinally forward therefrom. A plurality of teeth form the leading surface of the attachment during digging and loading operations. Parallel, re... | 04/03/2001 |
| 6209237 | Material handling assembly for excavating machines and the like having improved component storage means An assembly mountable on a maneuverable handle of a machine for performing various earth working and material handling functions generally consisting of a first implement pivotally mountable on the handle; a second implement pivotally mountable on the han... | 04/03/2001 |
| 6209238 | Excavating adapter-to-lip connection apparatus with bottom front-accessible disconnection portion A generally C-shaped wear member, representatively an excavating tooth adapter, is mounted on a front edge portion of an excavating bucket lip with top and bottom leg portions of the adapter respectively extending along top and bottom sides of the lip and... | 04/03/2001 |
| 6209239 | Steam iron and method of manufacture of the steam chamber To prevent water particles or mist carried by steam exiting from the steam vents of a steam iron, the steam generated in its steam chamber follows tortuous paths from both a vaporization section and a blast path to the steam vents. A baffle having a conca... | 04/03/2001 |
| 6209240 | Textile holding frame A textile or other material holding frame portion having a pair of side members and two or more lateral members extending between the sides to define a generally rectangular configuration. One embodiment uses stationary frame members with retainers for ma... | 04/03/2001 |
| 6209241 | Garment hanger A hanger includes a suspension hook adapted to engage a hook support and having an upper portion including at least a partial recess; and an indicator having front, rear, side, top and bottom portions, the front portion including a surface for displacing ... | 04/03/2001 |
| 6209242 | Piezoelectric rotating display A motorized display using piezoelectricity to impart motion to a jewelry item or other items is disclosed. A quartz movement, otherwise used for rotating hands of a clock, is preferably used to rotate the display. In a preferred embodiment, a housing whic... | 04/03/2001 |
| 6209243 | Display device and array A display element includes a disk which rotates preferably through 160°-180° to display a bright or a dark side in a viewing direction in ON and OFF positions respectively. A constantly on LED is arranged to illuminate the disk in ON position for viewin... | 04/03/2001 |
| 6209244 | Painted, flexible, temporary decorative surface, intended in particular to be exposed in a stretched state, out of doors, such as decorations outside buildings and signs "Painted, flexible, temporary decorative surface, intended in particular to be exposed in a stretched state, out of doors, such as decorations outside buildings and signs" Surface comprising a substrate of a nonwoven material a decoration produced on the subst... | 04/03/2001 |
| 6209245 | Sign display attachment system A signage display attachment system is disclosed for mounting a sign to a substrate. The signage display attachment system comprises an insertion bead, the insertion bead having two elongated legs extending from a base. The two elongated legs define a nar... | 04/03/2001 |
| 6209246 | Card assembly for use with a computer display device A card assembly for use with a computer display device. The card assembly includes at least one card and a card holder for holding the card. In addition, the card assembly also includes a mounting unit that is connected to the card holder. This mounting u... | 04/03/2001 |
| 6209247 | Ornament with pivotable display assembly An ornament with a pivoting display assembly is provided. The ornament includes a flexible frame assembly that allows insertion of the display assembly into the frame assembly, within which the display assembly is pivotable.... | 04/03/2001 |
| 6209248 | Picture frame A picture frame is constructed of a base member and a backing member with the backing member in some embodiments having the same configuration as the base member. The backing member, typically, is deflectable. The base member includes a border section whi... | 04/03/2001 |
| 6209249 | Bolt for firearm allowing for reduced clearance between bolt and bolt runway A bolt for a firearm has a front and rear portion with increased diameter front and rear bosses, thereby allowing for reduced clearance between the bolt and bolt runway. The front boss has major and minor diameter portions, with the major diameter portion... | 04/03/2001 |
| 6209250 | Sidearm convertible between knife and firearm A convertible sidearm is provided which can convert easily between a firearm and a knife. The convertible sidearm includes a tubular body frame. A back plate member assembly is removably affixed to the tubular body at one end. The back plate assembly incl... | 04/03/2001 |
| 6209251 | Firearm safeguard device A firearm safeguard device, comprises first (22) and second (10) trigger-guard, blocking members. The second member (10) is provided with a fixed, non-rotating ratchet spindle (20). The first member (22) includes a ratchet rider member (42), mounted by me... | 04/03/2001 |
| 6209252 | Dual scent dispensing apparatus and method A dual scent dispensing apparatus and method employing separate individually metered reservoirs for holding rutting buck scent and estrus doe scent is disclosed. The scents are dispensed dripwise from each reservoir, at a rate that may be set individually... | 04/03/2001 |
