"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 5347655 | Eyewear in combination with a visor A sun visor with attached sunglasses rotatable incrementally between an up position, a down position and several intermediate positions. The frame of the sunglasses has a pair of posts extending laterally through holes in members dependent from the visor.... | 09/20/1994 |
| 5347656 | Figure-enhancing pneumatic bathing suit A bathing suit top includes inflatable bladders in each of the cup portions of the top to provide support for the breasts of the wearer. An air pump is secured to the inflatable portions of the bathing suit top to selectively fill the first and second bre... | 09/20/1994 |
| 5347657 | Swim suit bottom A swim suit bottom for both genders having a unique attachment of each end thereof to the user. The swim suit bottom is formed into a single flexible fabric cover having a narrow mid section sized to cover the crotch area and widening at either end thereo... | 09/20/1994 |
| 5347658 | Outerwear garment with fabric strips An outerwear garment having a highly unique design and display feature. The outerwear garment of a particular fabric material includes a plurality of parallel slits which form a plurality of strips of fabric within a visual area. A display panel is secure... | 09/20/1994 |
| 5347659 | Camouflage garment A garment arranged to enclose an individual includes a torso, leg portions, and sleeves, having a base web, with the base web including a matrix of loop members pivotally mounted in adjacency relative to one another coextensively over the garment. The gar... | 09/20/1994 |
| 5347660 | Adjustable high/low hook-up chin strap for athletic helmets An adjustable high/low hook-up chin strap for an athletic helmet, wherein a pair of continuous straps having adjustable fasteners are fixedly connected to a chin cup. One of the straps is provided with a pair of spaced, longitudinally extending slits thro... | 09/20/1994 |
| 5347661 | Water conditioner dispensing apparatus A preferred embodiment of a water conditioner dispensing apparatus is disclosed for use with a toilet having a bowl, a bowl supply pipe, and a filler tube which emits a jet of bowl makeup water into the bowl supply pipe to refill the bowl after flushing. ... | 09/20/1994 |
| 5347662 | Rotatable toilet seat A rotatable toilet seat, for use by the disabled and non-disabled alike, is constructed of a base portion which mounts to a commode of standard design. A rotatable seat portion rides on top of the base portion on a slip disk. A latch provides extra securi... | 09/20/1994 |
| 5347663 | Child safety toilet lid lock A toilet lid lock comprising a restraining arm removably coupled to a threaded rotatable lock rod mechanism. This mechanism has a first and second end. A repositioning handle and a lock bolt are located at the first end of the mechanism. A threaded portio... | 09/20/1994 |
| 5347664 | Suction fitting with pump control device A suction fitting for use in a water circulation system, the fitting having a perforated body that is mounted to permit fluid flow through both front and rear perforated faces, and thereby minimize the possibility of complete blockage of the fitting by en... | 09/20/1994 |
| 5347665 | Carbonate spring bath system A carbonate spring bath system creates a bath water dissolved with CO2 gas and supplies the same to a bathtub. The system includes a source of a concentrated CO2 gas, a circulation path connected to the bathtub and including a booste... | 09/20/1994 |
| 5347666 | Transfer aid The present invention is a transfer aid for assisting people with restricted mobility to rise from a seated position into a standing position. It is a lightweight, portable device having a portion for the user to grasp positioned directly in front of the ... | 09/20/1994 |
| 5347667 | Protective beach appliance A protective appliance for providing protection from the ground and the sun. The protective appliance includes a covering member for covering a portion of the ground, including an opening therein for a shade mechanism provides protection from the sun's ra... | 09/20/1994 |
| 5347668 | Therapeutic headrest device A head support device to be used in cooperation with a treatment table for humans such as a chiropractic or therapeutic table. The head support device provides a comfortable support for a patient's head during therapy, wherein the head support device incl... | 09/20/1994 |
| 5347669 | Infant sleeping position restraint An infant is positioned on its side between two pads to restrain its movement during rest time or sleeping. A strap passed around the infant and under the arms maintains the infant's position with respect to the pads. In one embodiment, a diaper-like hold... | 09/20/1994 |
| 5347670 | Locking plier with wire cutter A locking pliers and wire cutter combination tool having a handle with mutually spaced parallel flanges with edges extending across a cutting zone. A wire cutting notch is formed in the edge of one flange and the other is provided with a ramp aligned with... | 09/20/1994 |
| 5347671 | Bag opening and reclosing device A bag opening and resealing device is formed of a longitudinally elongated body member having a longitudinally extending bag-receiving slot that extends from one end of the body, where the slot is flared to facilitate entry of a bag to be cut, and termina... | 09/20/1994 |
| 5347672 | Portable, stowable knock-down ramp Several elongated tread plates are pivotally connected together to form the central load-bearing portion of a ramp. Rigid side rails can be latched to the assembly of tread plates to maintain the tread plates with their upper surfaces coplanar. The side r... | 09/20/1994 |
| 5347673 | Quick change pad assembly for orbital polisher A hand-held orbital polisher includes a manually actuatable coupling arrangement operating between a motor driven support platen and a polisher pad assembly having a backing platen connected to the support platen for rotation therewith. Respective pairs o... | 09/20/1994 |
| 5347674 | Contact lens treatment apparatus A contact lens treatment apparatus for polishing and cleaning a pair of contact lenses. The apparatus utilizes a pair of polishing probes to clean each contact lens within a liquid bath. A motor rotates the polishing probes and a fluid reservoir supplies ... | 09/20/1994 |
| 5347675 | Toothbrush An interdental toothbrush has a hinged locking retainer on the end of an elongated handle for capturing the stem of a twisted wire brush. The locking retainer has a hole which is adapted to receive the stem of a twisted wire brush. A land is formed in the... | 09/20/1994 |
| 5347676 | Squeegee In order that liquid swept up by blades is introduced positively into a baseplate section to elevate a recovery percentage of liquid, the baseplate section is adapted to include an open section positioned on the upper end portion of the blades along them ... | 09/20/1994 |
| 5347677 | Apparatus for cleaning isolated surfaces A cleaning apparatus as for inside surfaces in residential air ducts, employing a baffle that locally increases air velocity at the surface of the duct to the entrainment velocity that will remove dust and detritus with the help of reaction driven scourin... | 09/20/1994 |
| 5347678 | Head assembly for a vacuum cleaning apparatus having dual-individually floating heads A cleaning head assembly for a vacuum cleaning apparatus of the wet, dry and wet/dry types includes a rotatably driven brush carried within and laterally spanning the head assembly. A pair of floating vacuum heads are positioned on opposite sides of a hou... | 09/20/1994 |
| 5347679 | Stick type vacuum cleaner A portable stick-type vacuum cleaner includes an elongated housing and a substantially triangular nozzle which is selectively securable to the housing. The nozzle includes a nozzle body having a bottom surface and a top surface. A V-shaped suction opening... | 09/20/1994 |
| 5347680 | Spring retracting caster A retracting caster assembly is provided with a frame, a lever, a spring, a roller, and a manual retracting bolt. The lever is pivotally connected to the frame. The roller is connected to a first end of the lever. A spring loading member connects the spri... | 09/20/1994 |
| 5347681 | Releasable fifth wheel caster for skateboards A releasable fifth wheel for use with a skateboard having an upwardly sloped tail portion cantilevered out beyond the rear race which includes a caster with swivel connected yoke and stem with the yoke supporting a plastic wheel. The stem includes a manua... | 09/20/1994 |
| 5347682 | Two position floor lock and caster assembly A two position floor lock and caster assembly for a bed or the like includes a bracket adapted to be secured to the bed frame. A pair of links have ends pivoted to the bracket and free ends. A socket is pivotally joined to the free ends of the links so th... | 09/20/1994 |
| 5347683 | Curtain rod and attachment system A curtain hanging device is disclosed. The curtain hanging device features a rod which has a rectangular cross section composed of a first surface, a second surface, a third surface, a fourth surface, and a fifth surface. The first and fifth surfaces of t... | 09/20/1994 |
| 5347684 | Grip cover A flexible sheet is detachably securable about the handle of a tool, cooking utensil or other implement. Preferably fabricated of cellular elastomer, such as foamed rubber, the sheet thermally and electrically insulates the hand of the user.... | 09/20/1994 |
| 5347686 | Convertible hinge preparation assembly and method A convertible hinge preparation assembly is mounted in hinge cut-outs of a steel door frame or door. The convertible hinge preparation assembly is capable of mounting either regular weight hinges or heavy weight hinges. A plurality of pips are provided fo... | 09/20/1994 |
| 5347687 | Hinge housing A hinge housing for installation in an opening in a thin sheet wall of a door is provided. The hinge housing has a liner plate for installation along an underside thereof against an inside face of the wall, the liner plate having an opening which generall... | 09/20/1994 |
| 5347688 | Clothing fastener apparatus An apparatus provides ease in fastening clothing which has buttons or studs. The apparatus is particularly suited for fastening slacks or jeans which are worn to be tight-fitting or form-fitting. It is also helpful for people with limited manual dexterity... | 09/20/1994 |
| 5347689 | Reusable bolt seal A self locking rod seal includes a plurality of stamped sheet metal tapered frustro-conical segments which mate in a tapered frustro-conical bore of a steel housing. The segments are identical and include a projection upstanding from a recess in each of t... | 09/20/1994 |
| 5347690 | Fastener apparatus for an automotive body panel component A one-piece resilient clip for fastening an exterior automotive component to an automotive body includes a first U-shaped section for receiving a component tab therein, the first U-shaped section having a plurality of tab engaging barbs therein for engagi... | 09/20/1994 |
| 5347691 | Clip assembly A clip assembly is used to connect a base member, such as a vehicle bumper, to a fitting member, such as an ornamental plate. The base member includes a plurality of projections, and the fitting member includes a plurality of corresponding through holes. ... | 09/20/1994 |
| 5347692 | Slider pull tab A slider pull tab for slide fasteners has a connecting means formed of a rigid material for connecting a pull tab body of an elastic, flexible material to a slider. The connecting means has a chamber and a window communicating therewith for fitting engage... | 09/20/1994 |
| 5347693 | Quick-release connector A quick-release connecting apparatus for detachably interconnecting two objects includes male and female structures respectively attachable to the objects. The female structure has a generally U-shaped receptacle formed therein which opens at a peripheral... | 09/20/1994 |
| 5347694 | Locking mechanisms A fastener that has an anchor that can be inserted into and locked within a female cage. The female cage includes at least two flexible spring members that each have a first portion and a second portion that is at an angle to the first portion. The cage a... | 09/20/1994 |
| 5347695 | Device for anchoring shoe laces with a quick tightening and slackening A device for independently connecting a plurality of eyelets together by lacing with a lace. The device has a plate with a hook for hooking and unhooking the plate from one of the eyelets. A flap is connected to the plate and one end of the flap extends b... | 09/20/1994 |