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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 5197149 | Athletic glove with backhand support An athletic glove includes a back strap to compress and support the wrist and hand of the user. The glove comprises a central portion including a back side and a palm side which define a hand receiving pocket therebetween. A hand opening is formed in the ... | 03/30/1993 |
| 5197150 | Visor cap with retractable protective visor and method of construction therefore A cap with a movable brim and a method of construction for it is disclosed. The movable brim is fitted with a pair of ears, that engage rivets or stitches placed through an upper and lower brim, which are placed around the movable brim. The upper and lowe... | 03/30/1993 |
| 5197151 | Variable volume flushing device for water conservation The overflow tube and ball valve of a conventional water tank are replaced with a collapsible tube, one end of which is located above the water outlet of the tank, and the other end of which is located above the water line in the tank and able to be compr... | 03/30/1993 |
| 5197152 | Commode of unitary construction A commode chair of unitary molded plastic construction having chair legs, a seat and a chair back. The seat comprises an upper and a lower seat section, at least one of which comprises a toilet seat with a central opening. The toilet seat has a seating su... | 03/30/1993 |
| 5197153 | Bubble generating device for bathtubs An air bubble generating device for use in a bathtub has a casing with an electric pump operative to take in and pressurize water from the bathtub, an air inlet operative to take in air from a region above the water in the bathtub, and a nozzle operative ... | 03/30/1993 |
| 5197154 | Foldable playpen A foldable playpen comprises a frame including an upper frame assembly having a plurality of collapsible upper rails and a plurality of securing assemblies for releasably maintaining the upper rails in a non-collapsed position; a lower frame assembly incl... | 03/30/1993 |
| 5197155 | Foundation unit with snap-fit modular springs A bedding foundation unit having a top planar portion defined by two pluralities of spaced parallel grid wires, and a rigid frame spaced apart from the top planar portion by a plurality of modular springs. Each modular spring is formed from one piece of w... | 03/30/1993 |
| 5197156 | Transfer board support lever and support post A hospital bed has a transfer board which can be moved between a retracted position and an operational position. In the operational position, the board extends outwardly from an edge portion of the bed mattress and has an upwardly facing surface level wit... | 03/30/1993 |
| 5197157 | Cable-stayed bridges and more particularly to their pylons and stay cables A cable-stayed bridge is disclosed comprising at least one pylon (1) and stay cables (2) anchored on this pylon, each stay cable being formed by a bundle of strands or twisted strands (7), the upper portion of each stay cable passing through the pylon fro... | 03/30/1993 |
| 5197158 | Swimming pool cleaner A vacuum powered automatic swimming pool cleaning device having a hollow housing supported on two pairs of device mover wheels. The housing includes a central water suction chamber in water flow communication with a water suction trough at the bottom of t... | 03/30/1993 |
| 5197159 | Cleaning apparatus for product sorter viewing window Apparatus for cleaning a viewing surface of a product sorter viewer, the apparatus, in one embodiment, having a movable body for supplying air under pressure to the surface to remove debris or dust; and, in another embodiment, a viewer cleaning aparatus h... | 03/30/1993 |
| 5197160 | Cleaning device for cleaning carpets A plurality of nozzles is mounted inside a casing for projecting air jets through adjacent rows of stiff and upwardly projecting bristles of a carpet for dislodging lint between the bristles. The lint which is projected out of the bristles is sucked away ... | 03/30/1993 |
| 5197161 | Friction fit knob for shaft with end of U-shaped cross-section A molded knob of the type which frictionally engages and fits over the end of a shaft, which shaft end is of generally U-shaped, transverse cross-section created by the removal of a portion of a circular tubular shaft. A hub is formed as part of the knob.... | 03/30/1993 |
| 5197162 | Apparatus having partial exhaust conduit fiber compacting air flow In a device for feeding flocculent fiber material to processing machines, comprising an upper filling chute (1) arranged in a housing, at the lower end of which a feeding roller (8) is arranged cooperating with a beater or opening roller (9) from which a ... | 03/30/1993 |
| 5197163 | Nipper unit for a combing machine The nipper unit comprises a lower nipper as well as a an upper nipper and an auxiliary nipper, the latter two each being movable with respect to the lower nipper between a closed position and an open position. The auxiliary nipper is spring-loaded against... | 03/30/1993 |
| 5197164 | Quick release strap connector A quick release connector including an elongate strap member having first and second ends, a first aperture formed through the first end of the strap member having a predetermined configuration, a second aperture formed through the strap member between th... | 03/30/1993 |
| 5197165 | Lever structure particularly for ski boots A lever structure for securing one or more pressers and/or for closing the flaps of a ski boot, includes a device for the fine adjustment of the working length of one or more traction elements. The device includes at least one knob which can be accessed b... | 03/30/1993 |
| 5197166 | Cord closure A cord closure for securely retaining flexible cord, drawstrings, and the like in a selected position includes a plunger member, a compression spring, a retaining ring, and a body housing. There is provided means for initially holding the plunger sub-asse... | 03/30/1993 |
| 5197167 | Trim fastenings A fastening for securing a trim panel to a support panel includes an elongate element defining a plurality of transverse detent members spaced along its length, the elongate element being secured to the trim panel with the detent members spaced from the t... | 03/30/1993 |
| 5197168 | Magnetic jewelry closures with wire safety clasp A jewelry closure includes a pair of magnetic closure members for magnetically engaging together and a mechanical closure which acts as a second closure or safety feature. One or both closure members includes a magnet. The mechanical closure includes a su... | 03/30/1993 |
| 5197169 | Stabilizer for casked bier pedestal A casket bier pedestal has two vertical plastic sheets joined together at right angles along their center lines. They have horizontal edges, a central portion for which is notched. A rigid plastic cap having a cruciform slot receives and holds the horizon... | 03/30/1993 |
| 5197170 | Method of producing an LC composite part and an LC network part A process of forming an LC composite part. The process includes the steps of: forming a substrate having a capacitor section by laminating ceramic sheets having a plurality of capacitor electrodes formed thereon such that the ceramic sheets and electrode ... | 03/30/1993 |
| 5197171 | Cable terminating tool and jig A tool (10) and a jig (70) include intermating surfaces to facilitate mounting of the jig in reverse relationship to facilitate wiring of different sizes of connectors (160) having top and bottom rows of terminals (176, 177) with the jig having projection... | 03/30/1993 |
| 5197172 | Machining system A machining system comprising a plurality of different kinds of single purpose machining units arranged at plural machining stations located along a transfer path, and a transfer apparatus for transferring plural kinds of workpieces along the transfer pat... | 03/30/1993 |
| 5197173 | Method for reclaiming internal pipe mineral buildup Short pipe sections having mineral material deposit buildup therein are forced toward and upon a diametric wedge-type blade by a hydraulic ram, there being provided a guide for maintaining proper orientation of the pipe section being cut between the ram a... | 03/30/1993 |
| 5197174 | Controlled deflection roll In a roll arrangement having a material web travelling between a controlled deflection roll and a counter roll, an increased edge compression of the material web at the edges is prevented in that there are provided additional spreading elements effective ... | 03/30/1993 |
| 5197175 | Rotating bead stringing apparatus A bead stringing device to enable an individual quickly to asssemble a large quantity of beads on a wire or string comprises an assembly of a pedestal base which supports a rotatable bowl. The bowl includes a bottom panel and a circumferential side wall t... | 03/30/1993 |
| 5197176 | Seat belt guide useful in securing a child safety restraint A tool for use in guiding a seat belt through or around one or more child safety restraints to secure the restraints to the seat of a vehicle, the tool comprising an elongated shank having a handle at one end of the shank to be gripped by a user, and clas... | 03/30/1993 |
| 5197177 | Device for repairing or renewing container nozzles of enamelled apparatus The device for repairing or renewing nozzles (1) of containers (2) consists of a surface-protected replacement nozzle (3) with an inner flange (4) and an outer flange (5), which is passed through the nozzle (1) to be repaired or through the associated con... | 03/30/1993 |
| 5197178 | Sealed computer terminal keyboard A computer terminal keyboard is sealed by a molded elastomeric top cover, shaped to conform to the housing and keys of the keyboard, and a bottom cover shaped to enclose the base of and secure the top cover around its periphery to the keyboard housing. Th... | 03/30/1993 |
| 5197179 | Means and a method of improving the quality of cold rolled stainless steel strip A continuous process line and a method for conversion of hot rolled stainless steel strip to a condition suitable for cold rolling. The process line comprises a conventional hot band annealing and pickling line having annealing and pickling sections, to w... | 03/30/1993 |
| 5197180 | Method for making an electric motor winding A method for making a wound field for an electric motor, generator or alternator includes the steps of continuously winding an insulated conductor into a coil having a first plurality of windings wound in a first direction, and a second plurality of windi... | 03/30/1993 |
| 5197181 | Motor positioning method A motor positioning method includes steps of: providing a frame of a disk drive apparatus having locating holes spaced apart from each other, the locating holes being located in accordance with a predetermined positional relationship between the locating ... | 03/30/1993 |
| 5197182 | Apparatus for manufacturing an electric cable An apparatus for manufacturing an electric cable comprises a flexible belt on which a plurality of longitudinal projections are formed, a motor to move the flexible belt at the same speed as a cable core covered with an insulating layer, and a forming uni... | 03/30/1993 |
| 5197183 | Modified lead frame for reducing wire wash in transfer molding of IC packages In a leadframe supporting a semiconductor device, the tiebar adjacent the mold gate is kinked, or cut and bent, to form a baffle shielding bond wires connecting the semiconductor device to the leadframe from damage by a jet of incoming molding compound. W... | 03/30/1993 |
| 5197184 | Method of forming three-dimensional circuitry A pressure-type contact for flexible or conventional wire cable terminations is fabricated from electroformed thin metallic wafers (100) in which one wafer is plated with a raised conductive interconnection feature (122). The electrical circuitry (118, 12... | 03/30/1993 |
| 5197185 | Process of forming electrical connections between conductive layers using thermosonic wire bonded bump vias and thick film techniques The process of the present invention allows interconnecting one conductive layer to another in a Multichip Module. The process uses bumps formed by wire bonding, or any other means of forming bumps of 0.002"-0.004" height with comparable diameter. These b... | 03/30/1993 |
| 5197186 | Method of determining the quality of a crimped electrical connection The present invention is a method of determining the quality of a crimped electrical connection by collecting force and displacement data during the crimping cycle and comparing that data with data that represents standard crimped connections of known hig... | 03/30/1993 |
| 5197187 | Lamp socket and method for fabricating same An improved lamp socket, and method of fabricating same, including a housing having a cavity into which a plurality of contacts are inserted. The contacts function to mechanically retain the base of a lamp in place and to electrically connect the socket w... | 03/30/1993 |
| 5197188 | Process for producing assembled crankshafts by expanding sleeves arranged in divided journals In the case of this process, the crankshaft is assembled from individual formed pieces each comprising a crank web and two journal projections. Journal parts belonging together are slid onto a joint sleeve which is plastically deformed by applying pressur... | 03/30/1993 |
