Did You Know...
...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!
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| Number | Title | Issue Date |
| 5158541 | Mastectomy compression surgical brassiere The present disclosure is directed to a mastectomy compression surgical brassiere having as a component a mastectomy brassiere having a pair of camisole shoulder straps and lined brassiere cups, a rectangular compression pad sewn to the inside of the fron... | 10/27/1992 |
| 5060696 | Plastic pipe comprising an outer corrugated pipe and a smooth inner wall A plastic pipe consisting of an outer corrugated plastic pipe and an inner smooth wall consisting of a wear resistant elastomer, particularly a thermoplastic rubber fixed in the inner bottoms wave valleys to said outer corrugated pipe. The inner wall cons... | 10/29/1991 |
| 5011327 | Erosion barrier This apparatus is directed to an erosion barrier for use with a shoreline of tidal water having a flood and ebb phase in each tidal cycle in which a first tire barrier has a plurality of vertically stacked tiers of tires cut in half and positioned side by... | 04/30/1991 |
| 4940201 | Yard plastic bag holder A bag holder is disclosed which is insertable into the ground surface, and which includes a bag holding ring which is pivotable between a folded, nonuse position, and an open use position. The ring is also vertically adjustable to accomodate different siz... | 07/10/1990 |
| 4936238 | Boat that can have different bow sections and/or stern sections to perform in different work functions bolted together with a watertight sealant therebetween The present disclosure is directed to a boat having a self-propelled watertight intermediate propulsion section, a watertight bow section connectable to the front of the intermediate section, a stern section connectable to the rear of said bow and interme... | 06/26/1990 |
| 4929408 | Method of locating an electrical conductor between a first extruded tube and an extruded lining Electroweldable pipe sockets and fittings by forming a first tube being internally sized and cooled and on the outer side provided with a groove, having preferably a raised edge part, winding an electrical conductor in the groove, and the outer side of th... | 05/29/1990 |
| 4927109 | Water shedding device for boat covers My invention represents an improvement over the prior art show identified in providing a combination of elements which interact in a novel way to exert a positive force to keep the boat cover taut without yielding under the rain or snow load as will happe... | 05/22/1990 |
| 4921421 | Candelabrum A candelabra made of flat steel straps bent into a semicircular form the other free ends of which are bent toward one another forming a candle ledge having candle cups secured therealong. Additional candle cups may be added to the free ends of the steel s... | 05/01/1990 |
| 4912854 | Cross vial liquid bubble illuminated level The liquid indicating leveling device consists of a modular unit having four walls each at 90° to one another, the inside surfaces of the walls having a flat non-reflective white surface together with a white back wall and having an open viewing front de... | 04/03/1990 |
| 4912778 | Heat reflective skull cap shield for use in hard hats The present disclosure is directed to a heat reflective shield having a plurality of spherical triangular panels each having aluminum foil on one side and a heat resistant fabric adhered to the other side, for use with a hard hat. The panels are stitched ... | 04/03/1990 |
| 4887319 | Unitary contiguous face and neck protector all weather cover for hard head gear The present disclosure is directed to a weather protective unitary contiguous substantially flat face and neck cover for use with hard head gear. The cover has an outer layer of non-stretchable waterproof highly reflective nylon having a liner of thermall... | 12/19/1989 |
| 4886438 | Method and apparatus of extruding a plastic pipe under control of the wall thickness of the extruded plastic pipe A pipe of thermoplastic polymer, e.g. polyvinylchloride is extruded by an extruder comprising an extrusion die (2) having a moulding end part (2a) with heating elements (11) located about said end part. The wall thickness of the pipe is controlled in orde... | 12/12/1989 |
| 4876789 | Apparatus for measuring and cutting sheetrock The present disclosure is directed to an apparatus for simultaneously measuring and cutting 4×8 panels of sheetrock having a measuring unit which has a stylus supported thereon for both vertical and horizontal movement to trace out the outline from a cei... | 10/31/1989 |
| 4872781 | Open top floatable barge repair box with barge to box sealing system The present disclosure is directed to a watertight floodable barge repair box of generally L-shape, viewed from its end, having a leg and a foot. The leg has an open front and the foot has an open top so that the box may be placed against the side of the ... | 10/10/1989 |
| 4867203 | A method of relining or preparing sewage pipe using a plastic pipe comprising an outer corrugated pipe and a smooth inner wall A plastic pipe consisting of an outer corrugated plastic pipe and an inner smooth wall consisting of a wear resistant elastomer, particularly a thermoplastic rubber fixed in the inner bottoms wave valley to said outer corrugated pipe. The inner wall consi... | 09/19/1989 |
| 4865022 | Self applicable spring loaded pelvic traction device A self applicable spring loaded pelvic traction device to be self applied by a patient, comprising an adjustable waist encircling belt member, a pair of right and left leg adjustable scored leg straps, each strap having one end secured to the side of the ... | 09/12/1989 |
| 4855574 | Welding sleeve with connecting means having an upper and lower part Welding sleeve comprising electrically conductive material embedded in the thermoplastic material of the wall of said sleeve. In a sleeve at least two connecting means are present which each comprise at least two metal parts which can cooperate in clamping con... | 08/08/1989 |
| 4827915 | Spring loaded cervical collar The present disclosure is directed to a spring loaded cervical traction collar having front and rear discrete body halves in which each body half is split in half horizontally to define upper and lower front parts and upper and lower rear parts. A plurali... | 05/09/1989 |
| 4813457 | Flanged pipe part made of fiber-reinforced thermosetting synthetic resin with protective layer preventing crack formation in an angular intersection A flange made of fiber-reinforced thermosetting synthetic resin comprises at least one flange section extending in an axial direction, which is fitted, or can be fitted, on a tubular part to be provided with a flange. The flange section joins the inside f... | 03/21/1989 |
| 4793788 | Apparatus of extruding a plastic pipe under control of the wall thickness of the extruded plastic pipe A pipe of thermoplastic polymer, e.g. polyvinylchloride is extruded by an extruder comprising an extrusion die (2) having a moulding end part (2a) with heating elements (11) located about said end part. The wall thickness of the pipe is controlled in orde... | 12/27/1988 |
| 4792424 | Method of injection molding PVC products The present disclosure is directed to a method of injection molding PVC products from powdered raw material, while employing an injection molding machine having a plasticizing unit having a rotary screw and a rotary screw and an injection unit having a sc... | 12/20/1988 |
| 4790088 | Permanent photographic memorial marker The present disclosure is directed to a permanent grave marker employing a photograph laminated front and rear with a light stable abrasion resistant film secured in a molded picture frame having a flat back and a recessed opening complemental to the phot... | 12/13/1988 |
| 4783178 | Method of manufacturing a web of plastic bags A web of interconnected plastic bags with gusset folds. Each bag is provided with first fold part seals (8, 9, 10, 11) and with second fold part seals (13, 14, 15, 16). Additional seals (36) extend parallel to fold edges of the foil and are connected with... | 11/08/1988 |
| 4768940 | Tube wall thickness measuring device and extrusion apparatus with the device A device for measuring the wall thickness of an extruded tube by means of ultrasonic pulses comprises a tube wall thickness measuring instrument being rotatable about the circumference of the tube and being connected to an arm extending in a plane perpend... | 09/06/1988 |
| 4766627 | Bed pad support for an invalid The present disclosure relates to a buoyant bed pad support for an invalid and has a rectangular top and bottom sheet of cotton muslin and polyethylene fabric enclosing a buoyant batting filler of a loosely hollow slick polyester garnetted into a batting.... | 08/30/1988 |
| 4754781 | Plastic pipe comprising an outer corrugated pipe and a smooth inner wall A plastic pipe consisting of an outer corrugated plastic pipe and an inner smooth wall consisting of a wear resistant elastomer, particularly a thermoplastic rubber fixed in the inner bottoms wave valleys to said outer corrugated pipe. The inner wall cons... | 07/05/1988 |
| 4755112 | Water/air pumping system The present disclosure is directed to a water/air pumping system comprising essentially a substantially flat primary reservoir, a header tank and a pump. At least one reciprocating piston is powered through the tank. Eccentric drive cams are directly conn... | 07/05/1988 |
| 4747377 | Diesel engine primer apparatus and system The present disclosure is directed to a portable pressurized tank and fuel system which may be connected to the secondary fuel filter of a diesel engine which has been depleted of fuel occasioned by drain down due to a prolonged period of idleness or over... | 05/31/1988 |
| 4742696 | Ring with replaceable stones A ring or article of decorative jewelry is provided that has multiple interchangeable decorative stones. The ring is made with a flexible hinged top piece securing large polished stones against a bezel rising from the ring. The stones are securely gripped... | 05/10/1988 |
| 4743422 | Method for manufacturing a sealing body for a pipe joint A method of manufacture of a sealing body for a pipe joint comprising a retaining ring of thermoplastic material, which is to be fastened on the end portion of a pipe part, and a sealing ring of thermoplastic material, preferably thermoplastic rubber, bon... | 05/10/1988 |
| 4733785 | Buoyant advertising straw for beverage bottles The present disclosure is directed to a beverage container having a tapered neck portion smaller than a buoyant chamber on the container advertising straw having a flexible straw the overall length of which fits from the inside of the container bottom to ... | 03/29/1988 |
| 4733808 | Hunting call holder The present disclosure is directed to a fowl call holder attachable about the wrist of a hunter wherein a flexible strap has a major portion and a minor portion. An elastic expandable strip is stitched at each end to said major and minor portion of the fl... | 03/29/1988 |
| 4721568 | Semipermeable composite membrane A semipermeable composite membrane on a microporous substrate, such as a polysulphone membrane having on its surface a semipermeable membrane being the reaction product of a polyamine, a water soluble polymer of formula 1 ##STR1## wherein R is hydrog... | 01/26/1988 |
| 4712794 | Joggers fluid weighted exerciser jug The present disclosure is directed to a joggers fluid weighted exercising jug having a handle and fluid weight chambers to each side or end thereof and a dispensing connection actuatable by the teeth of the jogger to partake of a nutritional liquid from w... | 12/15/1987 |
