Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 6632523 | Low temperature bonding adhesive composition An adhesive composition that bonds at low temperatures is disclosed. The composition is a solution in an organic solvent of a polyimide, an epoxy resin, and a cyanate. The polyimide can be a polyimidesiloxane, made from a dianhydride, an aromatic diamine ... | 10/14/2003 |
| 4801443 | Sulphur recovery process A process and apparatus for elemental sulphur recovery from acid gases. By this process, acid gas, a by-product of sour natural gas from crude oil processing plants, is mixed with air and introduced to a partial oxidization furnace, and hot products of ox... | 01/31/1989 |
| 4753181 | Incineration process A coincineration process whereby sewage sludge or other toxic liquid chemical waste is incinerated with a supplemental fuel such as municipal refuse, coal, sawdust, tire chips and the like involves introducing the sewage sludge into the incineration zone ... | 06/28/1988 |
| 4632690 | Hazardous waste removal method and apparatus A method and apparatus for the high temperature destruction by pyrolysis and incineration of organic and inorganic gaseous, liquid, and solid toxic and hazardous compounds. The apparatus has a melting chamber and a combustion chamber wherein solid, sludge... | 12/30/1986 |
| 4608967 | Pat on the back apparatus A self-congratulatory apparatus having a simulated human hand carried on a pivoting arm suspended form shoulder supported member. The hand is manually swingable into and out of contact with the user's back to give an amusing or an important pat-on-the-bac... | 09/02/1986 |
| 4608127 | Dibenzofuran distillation and crystallization process Separation and recovery of dibenzofuran of high purity is accomplished by distilling a coal tar fraction having boiling point range of 220° to 300° C. thereby producing a dibenzofuran fraction having a dibenzofuran content of not less than 30% by weight... | 08/26/1986 |
| 4602495 | Device and method for removing irregularities in or enlarging an underground duct A device for removing irregularities in or enlarging a buried duct comprises a cylindrical housing (10) corresponding approximately in diameter to the required diameter of the duct, a plurality of tapered leaf members (14) pivotally attached at their rear... | 07/29/1986 |
| 4588171 | Shock absorber and air spring assembly A shock absorber and air spring assembly particularly adapted for use in a tilt cab suspension system. It provides the capability of remotely adjusting the amount of damping on the down stroke of the damper piston.... | 05/13/1986 |
| 4588211 | Machine readable document A machine readable document is disclosed with unknown variable data of a specified nature imprinted thereon in unknown, variable locations. The data is imprinted on the document in such a manner that it can be machine located, accurately read, and identif... | 05/13/1986 |
| 4572462 | Apparatus for transferring material from a feed spool to a take-up spool An apparatus for transferring material wound on a feed spool to a take-up spool such as in a ribbon cassette for a typewriter or word processor. The apparatus includes a base, a centerpost, a feed spool positioned to rotate about the centerpost, a take-up... | 02/25/1986 |
| 4569273 | Three-way proportional valve An electrohydraulic proportional valve wherein an electromagnetic force motor sends a mechanical signal to a pilot actuator which moves a main spool. The pilot actuator includes a pilot spool slidably received in a pilot sleeve. A feedback spool which is ... | 02/11/1986 |
| 4563768 | Mamographic device using localized compression cone A mammographic device comprises an X-ray source for emitting X-rays along a predetermined path, a film holder disposed in the predetermined path of the X-rays for holding film to be exposed to the X-rays, a compression plate disposed in the predetermined ... | 01/07/1986 |
| 4561213 | Apparatus for polishing the edges of lenses Disclosed is apparatus for polishing the edges of lenses, such as eyeglass lenses. The apparatus includes a lens holder, a motor for rotating the lens holder, a hand screw mechanism for opening and closing the lens holder, a polishing pad, a motor for rot... | 12/31/1985 |
| 4557692 | Occlusal splints and the method of manufacturing the same Disclosed are occlusal splints and the method of manufacturing the same. The occlusal splints described are worn on the upper arch of the mouth over the teeth. They are formed of two layers. The first layer is formed of a soft material molded to conform t... | 12/10/1985 |
| 4556008 | Semi-submersible marine platform This invention concerns a semi-submersible marine platform comprising an above water deck, a support structure extending downwardly from the deck into the water and supporting the deck on pods providing buoyancy for the platform, and stabilizer legs space... | 12/03/1985 |
| 4556352 | Shaft-mounted snap lock assembly Disclosed is a snap lock assembly which may be mounted on a shaft without passing over an end of the shaft. The assembly comprises two segments which are sized and shaped to encircle the shaft and which snap lock with each other. The shaft may be a rod, a... | 12/03/1985 |
| 4550946 | Van layout The single room interior space of a compact motorvan for most daytime living converts quickly into three private compartments by simply opening a set of dual function folding doors (movable partitions) exposing a toilet and bigger than average shower stal... | 11/05/1985 |
| 4545408 | Seal for a rotary hydraulic valve Disclosed is a seal for a rotary hydraulic valve having an inner surface which is concave and spaced from the recess in the rotary core in which it is received. Two parallel troughs are formed in the inner surface between the edges thereof and the central... | 10/08/1985 |
| 4539248 | Reinforced filament tape A reinforced filament tape for securing and releasing meeting edges of a container or articles within a container, comprises a flexible backing ribbon with a pressure sensitive adhesive on one side. On the other side of the backing ribbon is a binding lay... | 09/03/1985 |
| 4528218 | Disposable device for self-heating or self-cooling of drinks or foodstuffs by an exothermic or endothermic reaction A disposable device for utilizing an exothermic or endothermic reaction for heating or cooling drinks and foodstuffs, substantially comprising a single piece metal container, having two rooms and being enveloped within a protective insulating plastic cove... | 07/09/1985 |
| 4528488 | Warning device using power tool residual kinetic energy A warning and braking device for use on a power cutting tool such as a circular saw or a lawnmower comprises a generator, a drive shaft and a pulley connected by a lever to the power tool on/off switch. When the power tool is in the working "on" position,... | 07/09/1985 |
| 4523384 | Method and apparatus for measuring deviations in vehicle bodies or frames Disclosed is a method and apparatus for measuring deviations in vehicle bodies or frames in connection with inspection of damage or alignment of deformed vehicles. The measuring apparatus comprises gripping means which are attached to reference points on ... | 06/18/1985 |
| 4520749 | Checklist device A device that contains a pocket wherein checklist cards can be inserted that match with pushbuttons that are used to indicate completion of certain steps in a series of steps.... | 06/04/1985 |
| 4513845 | Suspension system for a tilt cab truck Disclosed is a suspension system for a tilt cab truck in which the shock absorber assemblies adjacent the tilt axis are collapsed to their minimum stroke prior to the initiation of the tilt cycle and held there by hydraulic lock throughout the tilt cycle.... | 04/30/1985 |
| 4509448 | Quick disconnect/connect mooring method and apparatus for a turret moored drillship A disconnect/connect mooring system for a turret moored drillship is disclosed including an anchor, a first mooring line connected at one end to the anchor, including a length of wire rope and a mooring line chain, a submersible buoy connected to the moor... | 04/09/1985 |
| 4509612 | Latch mechanism for a tilt-cab truck Disclosed is a latch mechanism for a tilt-cab truck including a latch pin and a latch locking assembly adapted to engage the latch pin. The latch locking assembly includes a housing, a sliding latch assembly disposed in the housing for sliding movement in... | 04/09/1985 |
| 4506631 | Process to produce hydrogen and oxygen utilizing the energy content of waste materials The invention describes a process wherein high-purity hydrogen and oxygen gases can be economically produced via a water electrolysis method, utilizing cheap energy recovered from an incineration process of industrial, municipal, agricultural and other wa... | 03/26/1985 |
| 4506751 | Tilt cab truck with anti-dive and anti-sway control Disclosed is a tilt cab truck having a shock absorber assembly in which a path of fluid communication between the fluid reservoir and the interior of the shock absorber assembly is automatically blocked both when the brake is applied and when a roll-angle... | 03/26/1985 |
| 4502673 | Integral shock absorber and spring assembly Disclosed is a tilt cab suspension system comprising integral shock absorber and air spring assemblies located between the truck frame and the cab. The shock absorber assembly comprises a hydraulic circuit which provides for circulation of hydraulic fluid... | 03/05/1985 |
| 4501568 | Shuttle wheel toy A shuttle wheel toy comprising a rotary wheel having a magnetized rotation shaft extending through a central portion of the wheel to have ends protruded beyond side walls of the wheel and mounted across a pair of substantially parallel arranged rails secu... | 02/26/1985 |
| 4498290 | Rotary engine Disclosed are an engine system suitable for use with methyl alcohol and hydrogen and a rotary engine particularly suited for use in the engine system. The rotary engine comprises a stator housing having a plurality of radially directed chamber dividers, a... | 02/12/1985 |
| 4496174 | Insulated drill collar gap sub assembly for a toroidal coupled telemetry system An insulated drill collar gap sub assembly for a toroidal coupled telemetry system including a first annular sub member (150) operable to be connected at one end to a drill collar and a second annular sub member (156) operable to form a part of a drill co... | 01/29/1985 |
| 4494936 | Episiotomy trauma repair teaching aid Disclosed is an episiotomy trauma repair teaching aid having a plurality of modules each of which incorporates one or more three-dimensional simulated perinea into which various types of surgical incisions used in obstetrics for delivery of babies have be... | 01/22/1985 |
| 4493386 | Single cylinder tilt-cab anti-torsion apparatus A single cylinder, tilt-cab tractor including a chassis, a cab pivotably mounted about an axis near the front of the chassis, a suspension assembly mounted at each of the forward corners of the cab and a single hydraulic cab tilting cylinder wherein the i... | 01/15/1985 |
| 4491091 | Animal tether A tangle free animal stake wherein means are provided to secure a plate to the earth's surface. A rotating member is provided of said plate to which a chain is attached having a plurality of universal swivels disposed intermediate the length of the chain.... | 01/01/1985 |
| 4487052 | Device and method for removing irregularities in or enlarging an underground duct A device for removing irregularities in or enlarging a buried duct comprises a cylindrical housing (10) corresponding approximately in diameter to the required diameter of the duct, a plurality of tapered leaf members (14) pivotally attached at their rear... | 12/11/1984 |
| 4464867 | Radially adjustable lap Disclosed is a convex lap comprising a plurality of polishing elements which are radially adjustable to ensure that the effective radius of the polishing surface remains constant as the polishing elements are worn down. A means is provided to radially set... | 08/14/1984 |
| 4460146 | Portable reading desk Disclosed is a portable reading desk formed from a single piece of thin, flat, generally rectangular stock. The stock is cut and creased into three portions which can be folded either flat for travel or into a three dimensional configuration in which the ... | 07/17/1984 |
| 4453334 | Fishing lure Disclosed is a fishing lure designed so that the fishing line passes through an aperture in a spinner support wire which connects the body to the spinner before passing through or being attached to the body. The aperture acts as a pivot point, and variati... | 06/12/1984 |
| 4452328 | Cabtilt system with synchronizing valve Disclosed is a cabtilt system comprising conventional hydraulic tilting cylinders, a cock sensing member, and a synchronizing valve which causes one of the hydraulic tilting cylinders to slow or stop its motion until the other cylinder catches up with it ... | 06/05/1984 |
