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 |
| 5301370 | Shin pad with Achilles tendon protection A shin pad includes a front pad (21) for protecting a wearer's shin and a rear pad (22) for protecting the wearer's Achilles tendon. The front pad (21) has a bight (23) located between two lobes (24, 25) which each cover one of the two ankle bones which p... | 04/12/1994 |
| 5301371 | Safety vest to be used in a car A safety vest to be used in a car and more particularly a safety vest to be worn by a child in a car; the safety vest comprises a vest portion and a plurality of safety belts being fixed inside the lamina of the vest portion; the front opening of the vest... | 04/12/1994 |
| 5301372 | Fastener for releasably fastening face guard to helmet A fastener for releasably fastening a face guard to a helmet is disclosed. The fastener comprises a plug having a plug proper and an attachment portion integrally joined to each other; and a bowl-shaped socket having an engaging hole and a notch formed in... | 04/12/1994 |
| 5301373 | Dual flush mechanism A flush mechanism for use with a toilet tank is disclosed. The mechanism permits selection between flushing cycles of two different time durations. The tank has a wall with an outlet therein and a valve member. The flush mechanism has a shaft linked at on... | 04/12/1994 |
| 5301374 | Urinal assembly A urinal assembly is disclosed for use in a toilet apparatus. There is a urinal bowl for mounting within the main toilet bowl. A urinal flush line and urinal flush valve mechanism are provided for selectively introducing water under service line pressure ... | 04/12/1994 |
| 5301375 | Primer tank-checkvalve syphon toilet flushing apparatus A toilet flushing apparatus characterized by an inherently leakproof syphon having a bridge substantially spaced above a supply tank water level, a manually discharged primer tank that floods a suction leg of the syphon to initiate flow over the bridge an... | 04/12/1994 |
| 5301376 | Portable sink apparatus A portable sink arranged for ease of transport and storage includes a central housing having respective lower and upper housings positioned on opposed sides of the central housing, wherein the upper housing includes a fluid reservoir structure arranged fo... | 04/12/1994 |
| 5301377 | Portable cot A portable cot which is light in weight, may be disassembled into a compact package but which forms a firm sleeping surface when assembled. The cot has a generally rectangular canvas surface with an elongated pocket along each side. Side rails are held in... | 04/12/1994 |
| 5301378 | Fiberglass installation tool This disclosure relates to a tool for use in the installation of rock wool or fiberglass insulation in residential and commercial buildings. The tool includes first and second tubular body members affixed to each other in an adjustable and telescoping rel... | 04/12/1994 |
| 5301379 | Dry-cleaning method using ignitable or potentially explosive solvents To permit the use of combustible and potentially explosive solvents used in dry-cleaning operations, based on hydrocarbon compounds, the dry-cleaning machine is formed with an explosion-resistant housing (8) surrounding a perforated, rotatable drum (1) in... | 04/12/1994 |
| 5301380 | Cleaning apparatus for submerged surfaces A pool cleaner (1) has a suction head (2) with a flow interrupter having a ball (12) movable to interrupt a primary liquid flow through the suction head and a release means (16) is located downstream of the ball (12) and has a flow passage allowing an aux... | 04/12/1994 |
| 5301381 | Toothbrush system A toothbrush system is provided which includes a handle member (14) which defines an internal handle chamber (22) for containment therein of a cleansing liquid container (28). The handle member (14) is coupled to a head housing (24) which has bristles (20... | 04/12/1994 |
| 5301382 | Drain conduit router apparatus A router structure is arranged to effect the routing of tubular fluid conduits and more particularly, tubular fluid conduits such as available in water coolers and the like, wherein the routing of mineral deposits is effected by the projection of a flexib... | 04/12/1994 |
| 5301383 | Actuating mechanism having an extendible wiper blade A window wiper comprising an arm having an end rotatably mounted near a window glass, a sliding member supporting a reciprocally slidable along the arm, a loop-like control cable connected to the sliding member, a mechanism for actuating the arm to recipr... | 04/12/1994 |
| 5301384 | Windshield scrubber and blade wiping assembly A vehicular window cleaning apparatus having a wiper arm, wiper blade and drive means therefor in combination with a scrubber for intensifying the cleaning effort of the wiper blade. The scrubber is detachably connected to the wiper blade. An adjustment m... | 04/12/1994 |
| 5301385 | Electric vacuum cleaner An electric vacuum cleaner which has a plurality of indicating lamps L1 -L6 for being lighted in steps to indicate the power levels of the motor which has simple construction at connecting parts of the pipes, and which, comprises a p... | 04/12/1994 |
| 5301386 | Apparatus for cleaning flat surfaces Apparatus for cleaning flat surfaces comprising a collector (1) for dust and liquid connected to a suction moto-ventilator group (2) and to a suction (3). A reservoir (4) for cleaning liquid is connected to an injection pump group (5), itself connected to... | 04/12/1994 |
| 5301387 | Cleaning head for flat surfaces A cleaning head for flat surfaces comprises a device (1) for distribution of cleaning liquid which comprises an injection pipe (2) connected to a washing device (3) located in a cleaning region (4) of the head, and a suction chamber (10) which is connecte... | 04/12/1994 |
| 5301388 | Critically safe vacuum pickup for use in wet or dry cleanup of radioactive materials A vacuum pickup of critically safe quantity and geometric shape is used in cleanup of radioactive materials. Collected radioactive material is accumulated in four vertical, parallel, equally spaced canisters arranged in a cylinder configuration. Each cani... | 04/12/1994 |
| 5301389 | Jack handle with means for limiting the torque which can be applied to a jack A jack handle which limits the torque that can be applied to a jack so as to prevent overload and injury. The jack handle has a reduced cross-sectional portion between the handle and the jack engaging portion so that the handle will break off at the reduc... | 04/12/1994 |
| 5301390 | Hinge mechanism for panels A hinge assembly for counter-balancing a panel e.g. a hatch cover of a boat when the latter is rotated about a horizontal axis has levers pivotally attached to the panel, to the deck and to each other, with a torsion spring arranged coaxially on the pivot... | 04/12/1994 |
| 5301391 | Drafting roller sleeve with drive engaging/disengaging lever In the case of a drafting unit for a spinning machine comprising several drivable bottom rollers, it is provided that the feeding bottom roller is constructed as a sleeve which can be connected with a drive shaft by coupling devices. The coupling devices ... | 04/12/1994 |
| 5301392 | Multi-purpose balloon closure device A multi-purpose closure device for the tubular stem of an inflatable balloon including two wings which are interconnected by a hinge for movement from an open to an interlocked position wherein a stem of an inflated balloon is held therebetween and a clos... | 04/12/1994 |
| 5301393 | Spring biased clip and method of making A spring biased clip comprising a pair of clamping elements hingedly connected together in combination with a spring. In a preferred embodiment, the clamping elements have hinge and spring components and are integral male and female snap connection elemen... | 04/12/1994 |
| 5301394 | Plastic reclosable fastener with slider detent lock for locking slider in closed position A plastic reclosable fastener or zipper with slider detent lock for locking the slider in closed position on plastic-film bags and the like is disclosed. The slider includes two spring-loaded detent elements located on opposite sides of the separator fing... | 04/12/1994 |
| 5301395 | Plastic reclosable fastener with structure for restraining slider in closed position and for facilitating reopening fastener A plastic reclosable fastener with slider for opening and closing the reclosable fastener on plastic-film bags and the like is disclosed. The plastic reclosable fastener and slider include a provision for restraining the slider in closed position and ther... | 04/12/1994 |
| 5301396 | Fastener assembly with compression member A fastener assembly for engagement with an aperture in an article including a fastener having at least a shank, a head at a first end of the shank and a resilient retaining member along the shank for releasably retaining the fastener to the article after ... | 04/12/1994 |
| 5301397 | Device for fastening a bowden cable on a constructional element A device for fastening the abutment of a bowden cable on a constructional element in which a T-bolt is fastened on the constructional element, a fastening tab is provided on the abutment the fastening tab has a keyhole-like recess, the recess has a greate... | 04/12/1994 |
| 5301398 | Plastic body container A primarily plastic cadaver container is molded in the form of caskets, coffins, sarcophagues, mummy shaped containers, etc., produced from primarily plastic and other materials. While all the plastic can be new virgin plastic in most instances it can, ad... | 04/12/1994 |
| 5301399 | Process of detecting and compensating position errors occurring during the manufacture of a web consisting of a multilayer non-woven fabric It is desired to detect and to compensate position errors occurring during the manufacture of a web consisting of a multilayer non-woven fabric by means of a laying machine, in which a web consisting of a monolayer non-woven fabric is supplied to a convey... | 04/12/1994 |
| 5301400 | Method for producing a non-woven fabric with a thermally activated adhesive surface A three-dimensional non-woven fabric with a thermally activated adhesive surface well suited for use as a facing fabric for covering a fibrous mat. The fabric comprises two adjoining fiber layers, namely an adhesive layer including bond-forming fibers fus... | 04/12/1994 |
| 5301401 | Process and apparatus for producing nonwoven fabric Process and apparatus for producing apertured or non-apertured nonwoven fabric wherein fibrous web is introduced onto support means and treated with high velocity water streams jetted from above. The non-apertured nonwoven fabric may be produced by fiber ... | 04/12/1994 |
| 5301402 | Automated button closing machine A machine for automatically joining front and back parts of buttons employs a turntable with nests that are rotated through a series of stations at which the parts are placed in the nests in a desired orientation, joined, and checked for defects. Orientat... | 04/12/1994 |
| 5301403 | Method of producing metal foil from a reactive metal sheet utilizing a hot rolling thermal pack assembly The method according to the invention enables thin metal parts (10), in particular metal foil, to be produced from a reactive metal by means of hot forming. The reactive metal is embedded in a capsule (11), which consists of a second, plastically deformab... | 04/12/1994 |
| 5301404 | Method of producing printer head using piezoelectric member A method of producing a printer head wherein a substrate including at least one piezoelectric member polarized in its thickness direction is formed. A plurality of grooves and a plurality of posts are alternately defined in the substrate. A pre-processing... | 04/12/1994 |
| 5301405 | Milling machine lathe attachment The milling machine lathe attachment is attachable to an existing milling machine so as to eliminate the need for an operator owning both a milling machine and a lathe. It is designed to be mounted to the side of the milling machine and to be used without... | 04/12/1994 |
| 5301406 | Tire rasp blade A tire rasp blade made with an arcuate shape and a plurality of sets of teeth at the outer working edge having recesses between each set of teeth. Each set of teeth is inclined in the same direction and is formed by two teeth, with the pair of teeth in ea... | 04/12/1994 |
| 5301408 | Garter spring coupling release tool One-piece garter spring coupling release tool. The release tool is molded in a single selectively configured shape out of a durable, flexible plastic material such as Elastollan™ S98A available from Elastogran of Germany. The release tool generally comp... | 04/12/1994 |
| 5301409 | Apparatus for setting a circular component into a close fitting circular opening An apparatus for setting a circular component into a close fitting circular opening consists of an elongate body having a longitudinal axis. One end of the body engages a circular component adjacent a circumference of the circular component, such that the... | 04/12/1994 |
| 5301410 | Workpiece machining center of modular construction and drive module for same Described herein is a drive unit for a machining center of modular construction comprising different work modules with tools which are positively controlled with respect to time, e.g. bending tools, front-feed devices, welding stations, assembly units or ... | 04/12/1994 |
