Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| 4509213 | Rain cover for motorcyclist's legs A pair of identical leggings in one piece are disclosed and are adapted to cover and protect from rain the lower body of a motorcyclist from the waist down, including his feet, leaving only the shoe soles exposed. Elastic-retaining means are provided all ... | 04/09/1985 |
| 4509214 | Weight lifter's belt incorporating pulley mechanism A waist belt for weight lifting incorporates a pulley arrangement for tightening the belt. The waist belt includes a heavy leather belt having first and second ends. First and second rectangular metal loops are secured proximate the first and second ends,... | 04/09/1985 |
| 4509215 | Disposable liner for a musical potty chair A disposable liner for a musical potty chair is disclosed having a light weight receptacle for holding the liner in position and a novel mechanism for effecting operation of a music box upon elimination into the receptacle by a child using the device.... | 04/09/1985 |
| 4509216 | Sofa bed mechanism In a sofa bed mechanism which includes a foldable bed frame, a support member on which the bed frame is movably supported, a linkage assembly operable to govern movement of the bed frame and a control member for guiding movement of the mechanism into and ... | 04/09/1985 |
| 4509217 | Guardrail assembly for hospital bed Guardrail assembly for mounting on one side of a hospital bed having a horizontal bed frame. The assembly has a guardrail which is movable between a raised protection position and a lowered retracted position. It further has, at each end of the bed, an up... | 04/09/1985 |
| 4509218 | Drain pipes for emptying waveless waterbed mattresses A waterbed mattress system including wave dampening filler material is described which can be rapidly drained of the liquid contained therein. The invented system is provided with at least one perforated pipe which channels the liquid to the drain port. T... | 04/09/1985 |
| 4509219 | Sleeping mattress A sleeping mattress comprises in order a first layer made of cushion material formed with wave-like projections, a second layer having semi-circular projections provided with permanent magnets, a third layer stuffed with palm fibers and reinforcing materi... | 04/09/1985 |
| 4509220 | Prevailing torque nut A method and apparatus is provided for making a prevailing torque nut from a regular nut. The regular nut is placed between two anvil members, and a gap between the anvil members is first decreased so that they contact the nut on opposite sides. Then, the... | 04/09/1985 |
| 4509221 | Water driven scrubber for hand held shower head A scrubber assembly including a housing having first and second remote sides is provided and the housing includes rotary scrubber structure journalled therefrom facing and disposed outwardly of the first side of the housing. The second side of the housing... | 04/09/1985 |
| 4509222 | Pig featuring foam filled cavity In the preferred and illustrated embodiment, an improved pig is set forth. The preferred version includes a body with a hollow cavity filled with foam. The body supports a number of encircling ribs for wiping the inside pipe surface. The internal foam fil... | 04/09/1985 |
| 4509223 | Gun cleaning tool A cleaning tool for cleaning various parts of a gun is disclosed in which three cleaning tips are removably insertable into a handle. The three cleaning tips include a first having bristles thereon to provide cleaning action between the rib and the gun ba... | 04/09/1985 |
| 4509224 | Refill sponge mop assembly This disclosure relates to a sponge mop refill assembly designed for use with different mop head designs. The assembly includes a sponge, a pair of backing plates secured to one side of the sponge, and an adapter for each backing plate. Sponge mop heads i... | 04/09/1985 |
| 4509225 | Pressure roll cleaning system A cleaning system for a pressure roll includes a doctor blade and a brush which is orbitally rotated by eccentric cams to propel accumulated material away from the junction of the blade and the roll and into a collection hopper.... | 04/09/1985 |
| 4509226 | Unitary paint tray In a self-supporting paint tray, the improvement wherein the bottom wall is formed to provide a generally planner base for the tray extending inwardly from the side and end walls of the tray. The base comprises a generally, horizontally extending first su... | 04/09/1985 |
| 4509227 | Three-piece swivel caster having a force transfer roller A swivel caster structure having a base arranged for swivel mounting to a mounting portion of a device to be carried thereby. The base rotatively carries a caster wheel. A force transfer element is carried by the base for transmitting an overlying load ve... | 04/09/1985 |
| 4509228 | Inflatable implement handle An inflatable implement handle for use by the manually impaired is disclosed. The handle carries a pocket for interchangeably receiving an implement such as a pencil, an eating utensil or other implement when the handle is deflated. Upon inflation, a resi... | 04/09/1985 |
| 4509229 | Concealed hinge having a spring biased U-shaped slider A concealed hinge assembly for use with doors, hinged plates or the like comprises a mounting plate and a projecting base member connected to the mounting plate. A hinge bracket is screw-connected to said base member adjacent to one end of said hinge brac... | 04/09/1985 |
| 4509230 | Drafting mechanism for a spinning machine A drafting mechanism for a spinning machine containing a preliminary drafting zone and a main drafting zone is cleaned. There is provided an infeed roller pair comprising an upper roller and a lower roller, an exit or delivery roller pair comprising an up... | 04/09/1985 |
| 4509231 | Dual-opening bag closure A strip of closures and individual closures having different configurations of bag neck-confining apertures entered through openings in opposite edges of the closures. The differing configurations of the bag neck-confining apertures can be different sizes... | 04/09/1985 |
| 4509232 | Attaching post for snap fastener elements An attaching device for attaching a socket member of a snap fastener to a garment has a post having a circular flange extending from a cylindrical stem and a cap mounted thereon. The circular flange has a central portion, an intermediate inclined annular ... | 04/09/1985 |
| 4509233 | Rope clamp construction An improved clamp for nonmetallic rope has a plug formed with an annular collar at one end and a plurality of tapered segments formed integrally with the collar and extending outwardly therefrom. The plug has a hollow axial bore defined by a serrated cyli... | 04/09/1985 |
| 4509234 | Auto-regenerable capacitor and method of manufacture thereof A method of manufacturing an auto-regenerable capacitor, in which there is simultaneously wound a first tape (1) of dielectric material metallized on one of its sides except on one of the edges, and a second tape (2) of the same constitution as the first ... | 04/09/1985 |
| 4509235 | Tool changer A tool changer for use in a transfer machine includes a pallet movable to a station in front of a machining unit, and a tool support mounted on the pallet for releasably supporting a tool. The machining unit is movable by an actuator toward the tool suppo... | 04/09/1985 |
| 4509236 | Boring machines A boring machine comprises a hollow rotary spindle, a pair of swing arms attached to the front end of the rotary spindle to extend in symmetric radial directions with respect to the rotary spindle, and a driving mechanism disposed within the rotary spindl... | 04/09/1985 |
| 4509237 | Arrangement containing a controlled deflection roll and related regulator An arrangement containing a controlled deflection roll which is supported by means of support or pressure elements against a roll support or beam. There is also provided a regulation arrangement for regulating the position of the roll shell, wherein the p... | 04/09/1985 |
| 4509238 | Method for fabricating a steam turbine diaphragm Blades in the steam path of a steam turbine diaphragm are assembled into slots in full circular bands and are structurally bonded thereto by welding. After stress relief, the bands are each separated into two 180 degree pieces by line cuts which pass betw... | 04/09/1985 |
| 4509239 | Method of forming a wheel A method of forming a wheel having a plurality of ornamental spoke elements on an outer side thereof includes the steps of providing a load supporting wheel portion having a mounting hub, a tire receiving rim and a radial wall portion extending therebetwe... | 04/09/1985 |
| 4509240 | Spring installing device A device for installing a spring in such a way that a first arm thereof is brought into engagement with an actuator and a second arm is brought into engagement with a fixer to thereby establish exertion of a resilient force between the actuator and the fi... | 04/09/1985 |
| 4509241 | Combination bearing removal and installation tool A combination bearing removal and installation tool provides for the removal and installation of an annular bearing assembly from and in a spindle-receiving bore of a strut type vehicle wheel spindle supporting system without the need to disassemble any o... | 04/09/1985 |
| 4509242 | Tool for quick removal of knock-out plugs A tool for quick removal of knock-out plugs in an electrical box within a wall and consists of an insulated handle and a triangular shaped prying blade hook to knock-out the plugs from the electrical box.... | 04/09/1985 |
| 4509243 | Blind side sealer apparatus and method A method and apparatus for the internal or blind side sealing of a small local leak (such as a void in casting). The sealing is accomplished by first drilling a hole in the conduit or container where the leak is located and setting a blind side sealer app... | 04/09/1985 |
| 4509244 | Air spring assembly apparatus and method A chuck member holds the end fitting of the air spring and inserts the fitting in the open end of a tubular sleeve of the spring. A housing is provided for axial movement toward and away from the chuck. An annular segmental clamping member is located in a... | 04/09/1985 |
| 4509245 | Apparatus for securing parts on elongated writing instruments, in particular for securing an eraser for a sheath receiving it on a pencil In a method intended particularly for securing an eraser and/or a sheath eiving it on a pencil in one continuous operation, it is provided that the pencils are conveyed through a work station and during that time, several sheaths or erasers and associate... | 04/09/1985 |
| 4509246 | Method and a device for securing double-wall panels to substructures A method of securing a double-wall panel having a plurality of hollow chambers to a substructure of a greenhouse or the like, which has a number of crossing rods. A number of clamping devices spaced from each other are mounted on the transversal rods of t... | 04/09/1985 |
| 4509247 | MIG Welding gun A method of manufacturing the outer housing of a metal inert gas welding gun comprising an investment cast process which eliminates the necessity of providing a separately machined threaded end for the gun, thus providing a gun housing which is not only l... | 04/09/1985 |
| 4509248 | Encapsulation of solar cells A process of encapsulating solar cells in which a semiconductor wafer first is processed into an uncut cell. An interconnect strip is secured to the front contact of the cell. A coverglass plate, provided with a suitable coating, is next bonded to the fro... | 04/09/1985 |
| 4509249 | Method for fabricating isolation region in semiconductor devices A method for fabricating an isolation region in a semiconductor substrate that produces neither a "bird's beak" nor a "bird's head". A smooth substrate surface is provided, which is preferable for multi-layered wiring. The packing density of devices in a ... | 04/09/1985 |
| 4509250 | Process for manufacturing a monolithic integrated circuit comprising at least one bipolar planar transistor In the process according to the invention, in addition to the conventional two photoresist processes for opening the contact holes and for manufacturing the interconnecting pattern, two photoresist processes are used with one photoresist mask each for man... | 04/09/1985 |
| 4509251 | Apparatus and method for orienting a magnetic gap in a slider head in a carriage Fixture means and method for accurately positioning a carrier member or button with a magnetic slider head having a gap, in a carriage to be mounted in magnetic information storage equipment, particularly adapted for use with micro and mini computers. The... | 04/09/1985 |
| 4509252 | Method and apparatus for assembling battery components A method and apparatus for assembling battery components including a battery case (10) having a plurality of divider walls (32) defining a plurality of side-by-side cell spaces (26,27,28,29,30,31) opening through a top portion of the case. A plurality of ... | 04/09/1985 |
