Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 4449291 | Method of making a multiple layer coil winding system The disclosure relates to a technique for winding multiple layer flat electrical coils. Each coil is wound from the inside outward and neither end of the coil comes in contact with the interior of the winding. The system is capable of producing an epoxy-i... | 05/22/1984 |
| 4449292 | Method of clamping a circuit package to enhance heat transfer The compact circuit package (11) includes an insulating housing (12) providing a circuit retaining cavity (19) substantially surrounded by a pair of spaced side walls (15, 16) each terminating at a first rim (21, 22) and a second pair of spaced side walls... | 05/22/1984 |
| 4449293 | Coil winding and inserting machine A coil winding and inserting machine suitable for winding stator coils of 3-phase multipolar motors. The machine has a plurality of independently liftable tooling blades and auxiliary plates. Three winding forms are formed simultaneously or in a predeterm... | 05/22/1984 |
| 4449294 | Apparatus for joining two abutting metal members together and method of making such apparatus An apparatus is provided for joining two metal members together with a lancing and staking operation that comprises the lancing and forming of a part of one of the members through an unblanked part of the other of the members and thereafter the staking of... | 05/22/1984 |
| 4449295 | Device to install drapery hooks A device for installing drapery hangers comprising essentially a support for receiving one leg of a hanger having two legs one of which is to be positioned in a pocket at the top of the drape and the other of which is outside the pocket, said legs having ... | 05/22/1984 |
| 4449296 | Method of forming electric distribution panel An electric distribution panel is constructed with an insulating base formed by extrusion. Also extruded with the base are two rows of circuit breaker mounting ledges, hook formations for each of the mounting ledges to mechanically secure circuit breakers... | 05/22/1984 |
| 4449297 | Clipping apparatus A claw clipper is provided with a pair of cutters having cooperating shearing edges. A first cutter has a concave cylindrically shaped surface the bottom edge of which is generally circular. The second cutter has a U-shaped member with the base portion pr... | 05/22/1984 |
| 4449298 | Hand-operated apparatus for peeling off the outer jacket layer of electric lines and cables A hand-operated device for peeling off the outer jacket layer of an electric cable is disclosed. The device has three guide jaws slidably mounted on a support disc and directed radially toward the center of the disc. The guide jaws have a concave, threade... | 05/22/1984 |
| 4449299 | Combination scraping plane A primary elongated handle conforms to the shape of the hand of the user and is provided with a blade protruding beyond one end. Equal lateral protrusions of the body of the primary handle at the blade end give the tool an overall "T" shape. Within the pr... | 05/22/1984 |
| 4449300 | Hair trimming shears A pair of hair trimming shears has two pivotally connected blades with integral handles. Each blade carries a plurality of teeth which project upwardly from the surface of the blade; when the blades are closed upon one another, the tooth peaks on one blad... | 05/22/1984 |
| 4449301 | Apparatus and method for drawing curves A drawing apparatus is disclosed which has two wheels of equal diameter mounted coaxially on a frame. A writing implement is preferably mounted in a aperture at the midpoint of the line defined by the centers of the wheels. The wheels are driven by a pair... | 05/22/1984 |
| 4449302 | Power returnable coilable rule with improved blade locking assembly A power returnable coilable rule has elongated locking means extending from a lock button on the exterior of the casing to below the blade passage with an aperture thereon adjacent the blade passage and through which the blade extends. A lock element on t... | 05/22/1984 |
| 4449303 | Sighting screw unit for and with archery bows An improved sighting screw unit for and with archery bows wherein the sighting screw unit is adjustable up and down within a particular slot of a bracket mount attached to the bow. The unit cooperates with the slot in a rack-and-pinion type of engagement.... | 05/22/1984 |
| 4449304 | Drawing instrument and locking apparatus therefor A drawing instrument and locking apparatus therefor in which the locking apparatus can be made of polyethylene, polypropylene or the like and is not subject to fragmentation or permanent damage during normal use. A displaceable member of the locking appar... | 05/22/1984 |
| 4449305 | Freeze-drying apparatus Apparatus for freeze-drying products comprises an enclosure within which mounted shelves provided with cooling and heating means and in which vessels for containing the products are located. These shelves are arranged in two series, viz a first series mainta... | 05/22/1984 |
| 4449306 | Running shoe sole construction An otherwise conventionally constructed running shoe sole is provided with a rounded border having a radius of curvature of about 20 mm only along approximately the rear 50% of the length of the outer side of the midsole and heel edge layers, the remainin... | 05/22/1984 |
| 4449307 | Basketball shoe sole An outer sole especially designed for basketball shoes which is lightweight, stable, and provides a greater degree of shock absorption than heretofore possible. The sole includes a plurality of kinetic levers or tread members which extend downwardly and o... | 05/22/1984 |
| 4449308 | Athletic footwear for bicyclists A sport shoe or athletic footwear for bicyclists is disclosed which possesses at its contact or tread region coming into contact with the pedal of the bicycle an arcuate-shaped curvature upon which there is adjustably mounted a guide plate. This guide pla... | 05/22/1984 |
| 4449309 | Flat bottom bucket and digging teeth An excavating bucket having spaced sides attached to a rear wall and a flat bottom which lies in a curved plane. The sides and rear are joined to the bottom, and the bucket opening has a periphery defined by the upper edge portion of the rear wall, sides,... | 05/22/1984 |
| 4449310 | Golf clip A golf clip including a member of spring-like material which is adapted to be resiliently removably mounted on a support structure. The member is designed to resiliently removably hold a golf score card thereon and has a receptacle for receiving and remov... | 05/22/1984 |
| 4449311 | Reversible magazine latch system for pistols A reversible magazine latch system for pistols having a grip portion in which there is provided a cavity for a magazine, the system comprising a latch seat extending through the pistol, a magazine latch assembly adapted for disposition in and retention by... | 05/22/1984 |
| 4449312 | Mechanism adaptable for single action revolvers A single action firearm having a hammer with a load and a full-cock position, a trigger and a frame with a reciprocating firing pin positioned in the frame above the trigger in which a trigger bar is nested in both side and front recesses in the hammer. T... | 05/22/1984 |
| 4449313 | Annunciating trigger device A trigger assembly for a trigger operated device including two trigger members movable between an aligned and and out of alignment condition in response to a predetermined condition of the device being monitored, a releasable catch holding the trigger mem... | 05/22/1984 |
| 4449314 | Firearm support A firearm support comprising an elongated base with front and rear support members each of which includes adjustable and coacting wedges adapted to receive and firmly grip selected portions of the stock of said firearm for displaying, cleaning and bore si... | 05/22/1984 |
| 4449315 | Purse ring control apparatus for fishing vessels Apparatus is disclosed for handling the purse rings of a net when brought alongside a fishing vessel by the net's purse line. A power operated davit arrangement maneuvers the purse rings by the purse line adjacent the vessel sidewall. Purse ring support a... | 05/22/1984 |
| 4449316 | Snake trap A device for the trapping of snakes and similar animals having a sheet of netting to be placed on the ground shaped so that a plurality of areas of the netting are substantially non-horizontal to the ground. A snake attempting to traverse the sheet will p... | 05/22/1984 |
| 4449317 | Fishing apparatus This invention provides automatic fishing apparatus for trailing line fishing. The trailing line is supported on a reel which is adapted to be coupled or uncoupled with driving means to enable the line to be reeled in or let out. The selective coupling of... | 05/22/1984 |
| 4449318 | Fishing bobber A fishing bobber includes a preformed generally egg-shaped hollow shell having a generally semispherical-shaped top and a generally conical-shaped bottom. The top and bottom of the egg-shaped shell include diametrically opposed apertures, and an elongated... | 05/22/1984 |
| 4449319 | Fly exterminator Fly-exterminating apparatus including a housing defining a ring-like columnar passage having an inlet at one end and an outlet on another end, a suction-creating device for drawing a stream of air through the inlet opening, the columnar passage and the ou... | 05/22/1984 |
| 4449321 | Crib toy A crib toy adapted for back and forth motion along a crib rail by operation of a reversing mechanism is described and illustrated. The reversing mechanism is constructed generally from a support plate spring biased between a first and second position. Jou... | 05/22/1984 |
| 4449322 | Handle operable vehicles A vehicle with a handle that is readily releasable for an auxiliary use, such as a shovel. The releasable end of the handle is in the form of a shovel blade that is receivable in a slot in the housing of the vehicle, such as a cab portion. The slot is "T"... | 05/22/1984 |
| 4449323 | Adjustable spinning toy vehicle A toy vehicle is provided including a counterbalance weight and a support member which can cause the vehicle to spin while performing a wheelstand. The counterbalance weight can be positioned to provide a downwardly directed force which, together with the... | 05/22/1984 |
| 4449324 | Wind vane hanging plant container A hanging planter having a support arm rigidly attached to the bottom of the container at its bottom portion, a medial portion attached to the sidewall of the container and an upper portion comprising a wind-vane-like support arm to limit rotational movem... | 05/22/1984 |
| 4449325 | Adjustable window assembly A window assembly comprises an open rectangular frame which, in use, is fixed, and a rectangular vent which is movable into and out of engagement with the open frame. The vent is connected to the open frame by a plurality of extensible friction linkages s... | 05/22/1984 |
| 4449326 | Glass pane holder for window regulator A glass pane holder is disclosed for use with a window regulator of an automobile including a flexible elongated drive member slidable extending through a guide track having a lengthwise extending slotted opening. The holder comprises a bracket molded fro... | 05/22/1984 |
| 4449327 | Tilting window, especially for installation in an inclined roof In a tilting window having a main frame (1), an intermediate frame (3) top-hinged therein, and a sash (7) pivotally mounted or tilting movement in the intermediate frame, said sash (7) comprises an arresting member (10) which is located in the vicinity of... | 05/22/1984 |
| 4449328 | Inside, outside honing tool Tools for honing an exterior cylindrical reference surface and for honing an interior cylindrical surface concentric with but offset from the reference surface each have a cylindrical feed sleeve slidable axially along the outside of the tool body. As the... | 05/22/1984 |
| 4449329 | Composite washer assembly An annular composite washer assembly provides a "soft" mount for a tool element subassembly mounted on the threaded output spindle of a portable grinder or other power tool. The composite washer includes a pair of flat annular washers and a molded body th... | 05/22/1984 |
| 4449330 | Resurfacing process and tool for installing catridge-type A centrifugal pump is quickly and easily fitted with a cartridge-type replacement seal where its impeller shaft emerges from its casing, even though the casing is badly corroded in the region at which the seal is to fit against it. To this end, the impell... | 05/22/1984 |
| 4449331 | Shot blasting machinery A shot blasting module is adapted for communicating assembly with a blast cabinet module. The slot blasting module comprises a casing housing at least one hoodless abrasive throwing wheel assembly, preferably door mounted, an abrasive/contaminant separato... | 05/22/1984 |
