Patents Issued in May 21, 1991
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Patent number: PP7526Abstract: The new and distinct variety of apple tree is a mutation of the Braeburn apple tree (an unpatented New Zealand variety). The fruit of the apple tree of this new variety has an attractive appearance characterized by its bright red color. The new variety has been name Hidala.Type: GrantFiled: April 26, 1989Date of Patent: May 21, 1991Inventors: John Hill, Sue Hill
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Patent number: PP7527Abstract: A nectarine tree which is of medium size and vigor, spreading, vase formed; foliated with medium size reniform glands; blooms medium season from medium size buds which are plump, appressed, pubescent and pink in color; and is a regular and productive bearer of medium size, symmetrical, uniform, globose, semi-freestone fruit having orange-yellow skin substantially overspread with red when the fruit is fully ripe.Type: GrantFiled: January 8, 1990Date of Patent: May 21, 1991Inventor: H. David Carlson
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Patent number: PP7528Abstract: A distinct red raspberry variety named PSI 168, characterized by everbearing fruit habit, high yields, early fruiting habit on second year floricanes, and many small and reduced thorns. Berry size averages 3.3 to 3.4 grams, from August through November.Type: GrantFiled: August 25, 1989Date of Patent: May 21, 1991Assignee: Plant Sciences, Inc.Inventor: Stephen M. Ackerman
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Patent number: PP7529Abstract: A novel Acer truncatum tree characterized by its rapid rate of growth, its straight trunk, branches of two year trees which are extremely symmetrical and of substantially equal length and which angle from the trunk at approximately forty five degrees, a brilliant red autumn color which is initiated relatively late in the fall, and a relatively large leaf size.Type: GrantFiled: January 5, 1990Date of Patent: May 21, 1991Assignee: J. Frank Schmidt & Son Co.Inventor: Keith S. Warren
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Patent number: PP7530Abstract: The new plant is a hybrid evergreen azalea having a compact, dense branching and symmetrical form and a prolific blooming habit. Flowers appear in clusters of five to ten. The blossoms are of single form with a diameter of about 6.4 to 7.6 cm and have pale lilac centers bordered with rose-purple lobes. The plant blooms mid-February through mid-April in southern California.Type: GrantFiled: May 16, 1989Date of Patent: May 21, 1991Assignee: Hines Nurseries Inc.Inventor: Rose M. Mossholder
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Patent number: PP7531Abstract: A Chrysanthemum plant named Sandy particularly characterized by its flat capitulum form; daisy capitulum type; soft honey-bronze ray floret color; diameter across face of capitulum of from 63 to 73 mm when fully opened; spreading and profile branching pattern; average natural season flower date of August 28 in Salinas, Calif. and September 27 in Hightstown, N.J.; uniform seven week photoperiodic flowering response to short days in photoperiodic controlled flowering programs; and durable, uniform performance.Type: GrantFiled: December 29, 1989Date of Patent: May 21, 1991Assignee: Yoder Brothers, Inc.Inventor: Cornelis P. VandenBerg
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Patent number: RE33590Abstract: A hyperthermia applicator comprises a generator of a focused ultrasonic beam comprising a main high frequency electric wave emitter and a main piezoelectric transducer and an echography device comprising an auxiliary high frequency electric pulse generator associated with an auxiliary piezoelectric transducer which generates an ultrasonic examination beam sweeping the zone to be treated. During a main treatment and checking operating mode, the focused beam is emitted by the main transducer energized by the main emitter during periodic time intervals separated by shorter time intervals. During the shorter time intervals, the examination beam is emitted and echographic images are formed.Type: GrantFiled: November 22, 1988Date of Patent: May 21, 1991Assignee: EDAP International, S.A.Inventor: Jacques Dory
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Patent number: RE33591Abstract: An electrical connector utilizing a crimpable ferrule with an electrical insulation sleeve thereover, and a transparent outer sleeve surrounding the ferrule and insulation sleeve, with the transparent outer sleeve formed of coextruded, multi-layer material with at least one layer being oriented and heat-shrinkable, and with the inner layer being a heat-activatable adhesive. A portion of the outer sleeve is preshrunk to aid in the use thereof. The electrical connector in accordance with this invention is produced by placing a crimpable ferrule having an insulation sleeve thereon upon a first support, with the outer sleeve upon a second support, with both vertically oriented and coaxially arranged, and with the support for the outer sleeve at a lower elevation than the outer support. The arrangement is passed through a heating zone to partially shrink a portion of the outer sleeve about the insulating sleeve, and to activate an inner adhesive layer on said outer sleeve into adhesion with the insulating sleeve.Type: GrantFiled: September 6, 1989Date of Patent: May 21, 1991Assignee: FTZ Industries, Inc.Inventors: Richard J. Feeny, James A. Zilligen, Hans J. Klaeui
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Patent number: RE33592Abstract: Color display tube comprising an electron gun 5 of the in-line type. The electron gun 5 comprises a main lens which is constituted by a first focussing electrode 25 and a second focussing electrode 26. The first focussing electrode comprises sub-electrodes 27, 28 placed at a distance from each other between which an auxiliary electrode constituting an astigmatic element G.sub.AST is positioned. The auxiiary electrode G.sub.AST is connected during operation to means for applying a constant voltage, whilst at least the sub-electrode 28 forming part of the main lens is connected during operation to means for applying a control voltage. The control voltage may be a static voltage or a dynamically varying voltage, for example, a parabolic voltage which is in synchronism with the line deflection.Type: GrantFiled: August 31, 1989Date of Patent: May 21, 1991Assignee: U.S. Philips CorporationInventors: Jan Gerritsen, Johannes C. J. Aerts
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Patent number: RE33593Abstract: A luminaire includes a source of light in an opaque housing which extends beneath the source and upwardly about the sides of the source to hide the source from direct view from a horizontal line of sight even with the source. A lens is mounted to the housing above the source and extending around to join with the upper edge of the housing. The lens includes an upper light-dispersing portion which diverges one portion and only displaces another portion of the light from the source to provide an even distribution of luminance to a ceiling above the source. The lens also includes a lateral light-bending portion which receives light from the source and fans it out laterally over the side of the housing to continue the uniform illumination pattern of the ceiling and to illuminate vertical surfaces in the vicinity of the luminaire.Type: GrantFiled: January 30, 1990Date of Patent: May 21, 1991Assignee: Peerless Lighting CorporationInventors: Douglas J. Herst, Peter Y. Y. Ngai
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Patent number: 5016284Abstract: The present invention relates to an improved locking arrangement for clothing. In one aspect of the invention, a garment includes an eyelet operatively associated with a major portion of the garment. An elongated locking device, such as a lockable cable, is passed through the eyelet to secure the garment to a stationary object. In a second embodiment of the invention, a garment includes a length of cable attached to a major portion of the garment along a substantial length of the cable. The cable has a free end operatively associated with a device for locking the cable to a stationary object to secure the garment against theft.Type: GrantFiled: June 8, 1990Date of Patent: May 21, 1991Inventor: Jack E. Brown
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Patent number: 5016285Abstract: A necktie is disclosed comprising a front panel having projecting loops (or hooks) to receive ornaments thereon. The rear surface of the ornament is provided with projecting hooks (or loops) so that, together with the tie a fastening system is provided. Cartoon and other type ornaments are provided.Type: GrantFiled: May 15, 1990Date of Patent: May 21, 1991Inventor: William J. Just
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Patent number: 5016286Abstract: A protective glove which may be made from two superposed plastic films or film laminates comprises a palm portion, four finger portions, a thumb portion, and a wrist or sleeve portion. The width of at least one of the finger portions increases from a first value at a first position adjacent to the palm portion to a second maximum value at a second intermediate position where the joint of a finger received in the finger portion is located. Adjacent pairs of the finger portions are substantially mutually spaced, and the sleeve portion is preferably funnel-shaped. A concavely curved edge portion interconnecting the adjacent edge portions of the fourth finger portion and the sleeve portion, define an indentation.Type: GrantFiled: February 2, 1990Date of Patent: May 21, 1991Inventor: Henning R. Henriksen
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Patent number: 5016287Abstract: An evaporative cooled cloth hood for use in high temperature atmospheres comprising a plurality of parts which when secured together fit over the head, forehead and chest of the user for cooling purposes.Type: GrantFiled: August 28, 1990Date of Patent: May 21, 1991Inventor: John R. Harris
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Patent number: 5016288Abstract: This invention relates to a scarf and in particular to one including a middle flap and two side flaps of the same size and different patterns whereby the flaps may be folded in different ways thereby providing the scarf with different patterns.Type: GrantFiled: September 5, 1990Date of Patent: May 21, 1991Inventor: Peter Pan
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Patent number: 5016289Abstract: A removable and economical stiffener comprises a spring wire frame having a base member which resiliently biases two depending side members so as to maintain an epaulet in a relatively taut, planar condition.Type: GrantFiled: October 4, 1989Date of Patent: May 21, 1991Assignee: DME Industries, Inc.Inventor: Jack Greenberg
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Patent number: 5016290Abstract: A closure system for a flexible tube, for example a sleeve, a leg or the waist of a garment. The tube has an outer surface and an inner surface. There is a cord to extend around the flexible tube, between the inner and the outer surfaces. An opening in the inner surface allows passage of a first end of the cord. A releasable anchor engages the first end of the cord. There is a fixed anchor for the other or second end of the cord. Pulling on the first end of the cord with the releasable anchor released contracts the inner surface of the tube to provide a closure or seal for the tube. The closure system provides an effective seal for a leg, sleeve or waist of a garment. The seal can be achieved simply by pulling with one hand on the first end of the cord.Type: GrantFiled: May 25, 1990Date of Patent: May 21, 1991Assignee: Mustang Industries, Inc.Inventor: Robert J. Askew
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Patent number: 5016291Abstract: A waistband is disclosed herein for use in maintaining articles of clothing in place while being worn, and which includes an elongated waistband having tufted or napped surfaces on opposite sides thereof for frictional engagement with the clothing. Opposing opposite ends of the waistband include a hook and pile closure for adjustment to the wearer and for releasable fastening of the waistband.Type: GrantFiled: March 26, 1990Date of Patent: May 21, 1991Inventor: Montague Capper
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Patent number: 5016292Abstract: Safety goggles that effectively filter possibly dangerous levels of all types of cataractogenic radiation including near blue light, UV-A, B, and C, Gamma, and X-radiation are disclosed comprising an UV, Gamma, and X-ray radiopaque frameless leaded polymer lens formed to curve over a user's face having a radiolucent polymer nose rest and ear pieces and a radiopaque boot extending from the lens to proximate the user's face to produce a vented peripheral enclosure to cover both eyes of the user and shield the user's eyes from all angles of harmful radiation exposure, but allow unobstructed forward and peripheral vision.Type: GrantFiled: December 7, 1989Date of Patent: May 21, 1991Inventor: Mark Rademacher
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Patent number: 5016293Abstract: A spacer is slidably mounted to the headband of a goggle. The spacer comprises a block formed of a body which in use is captured between the headband and the head of the user. The block has an elongated contoured inboard head engaging surface and an outboard frame engaging portion spaced therefrom. In a forward position, adjacent the goggle, the block supports the goggle in spaced relation with the face or head of the wearer to thereby allow ventilation thereof. When the block is in a retracted position the goggle rests against the face or head of the user.Type: GrantFiled: July 25, 1990Date of Patent: May 21, 1991Inventor: Brett Lickle
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Patent number: 5016294Abstract: A toilet and toilet seat adapter unit which can be produced at a low cost yet which provides improved sealing around the toilet seat and which is easy to clean. The toilet seat adapter unit is disposed between the toilet seat and the upper surface of the rim of the toilet bowl of a conventional toilet. The toilet seat adapter unit includes a flat plastic plate having a shape and dimension generally conforming to those of the toilet seat. The lower surface of the flat plate is placed on the upper surface of the rim of the toilet bowl. A first set of plastic clips, affixed to the lower surface of the flat plate, fits around the outer edge of the rim of the toilet bowl and prevents the flat plate from slipping on the upper surface of the rim. A flexible plastic hose is looped around the upper surface of the flat plate and held in place by a second set of plastic clips. The hose communicates with a vacuum pump or exhaust fan.Type: GrantFiled: May 31, 1990Date of Patent: May 21, 1991Inventor: Enrique A. Canovas
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Patent number: 5016295Abstract: A two position float arm for regulating two water levels in water level control systems that are controlled by a float connected to a inlet water valve by a rod. The rod is replaced by a first member (22) hinged to a second member (28). The first member (22) is screwed into the inlet water valve boss while the second member (28) is screwed into the float boss. A sleeve (34) slides over the hinge, locking the first member (22) and second member (28) in line and establishing a first water level. The sleeve (34) may be slid away from the hinge allowing the second member (28) and the attached float to rise to a higher position relative to the first member (22) and thus establish a second water level. The sleeve (34) is maintained in the locked position by a spring. The sleeve is pulled away from the hinge by a cable attached to a knob or a lever.Type: GrantFiled: July 16, 1990Date of Patent: May 21, 1991Inventor: David R. Criswell
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Patent number: 5016296Abstract: A drain and filler attachment for a plastic pool has at one end of a threaded elbow, a threaded nipple intrudes into a plastic pool through X-cuts made in the pool material. The opening is sealed by O-rings and a threaded open cap compressing the O-rings and the pool material against a collar on the threaded elbow. At the other end, the threaded elbow has a coupling and a hose adapter. The hose adapter has a controllable water flow on and off valve at one end and a fitting at the other end for removable attachment to a cooperative fitting on a garden hose.Type: GrantFiled: January 16, 1990Date of Patent: May 21, 1991Inventor: M. William Beaumont
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Patent number: 5016297Abstract: A sink assembly is disclosed that has a separate rim and basin made of different materials. The basin has a flange surrounding a bowl that is exposed under the rim to form an accessible ledge. A glass-filled polyester resin is injected into a mold adjacent the underside of the rim member and the flange. The polyester resin bonds with the rim member and prevents the basin from moving relative to the rim member.Type: GrantFiled: March 30, 1990Date of Patent: May 21, 1991Assignee: Kohler Co.Inventors: Bruce M. Sauter, Jeffrey F. Tempas, Robert B. Sandman
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Patent number: 5016298Abstract: The invention relates to an accessory set consisting of a cutting board and a colander. The cutting board is provided with a cut-out, whose position and contour are calculated in such a way that the cutting board and the colander, together and complementarily, can be placed in the basin of a sink.Type: GrantFiled: February 28, 1990Date of Patent: May 21, 1991Assignee: Niro-Plan AGInventors: Max Ris, Andre Monnard
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Patent number: 5016299Abstract: An emergency evacuation harness, such as is used for evacuating immobile patients, or similar persons, comprises a bottom harness member for positioning beneath a mattress with longitudinally extending straps extending from one end. In use the longitudinal straps are brought over the mattress, with fastening members on the straps engaging with attachment members on the sides of the bottom harness member. In one form the bottom member is in the form of transverse and longitudinal straps. In a further form the bottom harness member can form part of a structure enclosing a mattress, a preferred arrangement being of the form in which the bottom member is composed of transverse and longitudinal straps extending to form transverse and longitudinal loops enclosing the mattress.Type: GrantFiled: January 24, 1990Date of Patent: May 21, 1991Inventor: Claude Boulanger
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Patent number: 5016300Abstract: An invalid assistance device in which a supported, locked, and guided cable or other flexible line is used to stabilize an invalid in the range of desired vertical positions from sitting to standing while a single attendant can work with the invalid, thus stabilized. Also taught by the present invention is a portable apparatus in which a collapsible tripod is used to mount and support the stabilizing apparatus.Type: GrantFiled: June 19, 1989Date of Patent: May 21, 1991Inventor: Joyce A. Jandrakovic
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Patent number: 5016301Abstract: An infant rocker/cradle is disclosed. The rocker/cradle includes a generally rectangular frame having two generally parallel, opposing and spaced sides which are joined to each other by two generally parallel, opposing and spaced ends which join the sides at generally right angles. Each side defines a first arcuate rocking edge which is parallel to that of the other side. In addition, each end defines a second arcuate rocking edge which is parallel to that of the other end. The first and second arcuate rocking edges are oriented with respect to each other so that they generally face opposite directions and are disposed at right angles with respect to each other. In addition, the rocker/cradle includes a firm but resilient hammock which is attached to the inner facing surfaces of the frames' ends and sides and which firmly supports an infant lying thereon.Type: GrantFiled: October 16, 1990Date of Patent: May 21, 1991Inventor: Mary A. Combs
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Patent number: 5016302Abstract: A motive air seat cushion comprises: an envelope with an air inlet opening and air discharge openings around the edges. An air distribution box having a plurality of holes around the edges is located inside the envelope and connected to the air inlet opening. A flexible hollow supporting padding is embedded inside the envelope to provide void spaces and also support for the envelope. As air from a motive air source flows into the air distribution box and then diffuses evenly through the envelope, the cushion is cooled or warmed, thus giving a cooling or warming sensation to a person sitting on the cushion.Type: GrantFiled: December 13, 1989Date of Patent: May 21, 1991Inventor: Kaung M. Yu
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Patent number: 5016303Abstract: A cervical and head support pillow having an outer pillow covering with a top half and a bottom half. Inserted in the top half is a contoured foam core which provides cervical and head support to a user when the user is in a supine or a side-lying position. Two cervical rolls of different convexities are in the foam core and provide varying cervical support. The pillow also has foam inserts for insertion in the bottom half of the outer pillow covering. The inserts adjust the height of the pillow and also offer the user the feeling of less or more support for the head. One of the inserts has a v-shaped depression. The user aligns the "v" in the depression with the desired cervical roll for maximum comfort. After the user inserts the desired insert pieces, the top half of the outer covering is folded over the bottom half of the covering and the pillow is closed by means of a zipper.Type: GrantFiled: June 9, 1989Date of Patent: May 21, 1991Assignee: Lumex, Inc.Inventors: Kazuna Tanaka, Jeffrey Kapec, Allan Chochinov
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Patent number: 5016304Abstract: A method and device in particular a therapeutic device for abstracting moisture and fluid from one or more bodies such as bedridden patients, whereby use is made of a bed of moisture and fluid absorbing beads, wherein said beads in the bed are being fluidized by an air supply and conditioning system; air supplied in the fluidization bed having a low relative degree of humidity and suitable temperature which increases the regenerative action of the fluidization bed, necessary for abstracting moisture and fluid from said beads and said body.Type: GrantFiled: February 22, 1989Date of Patent: May 21, 1991Assignee: Redactron B.V.Inventor: Victor G. Ryhiner
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Patent number: 5016305Abstract: An innerspring construction for mattresses, cushions and the like, with jackets encasing separate coil springs which are arranged in a parallel fashion with respect to their longitudinal axes, the jackets being made out of oblong strips of cover which have been adhered side to side, the adhesive consisting of an relatively flexible coating which is spread in a substantially continuous manner over the contact surface of at least certain adjacent jackets of adjacent strings, in such a way that deformation of both said fabric and the adhered strings remain possible in the direction of the longitudinal axes of the springs.Type: GrantFiled: February 26, 1990Date of Patent: May 21, 1991Assignee: NV B'LineaInventors: Albert J. Suenens, Marcel Ghysels
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Patent number: 5016306Abstract: A gripper device for holding a flexible flat sheet around an elongated form such as a cord, rope, protruding edge or the like. The device is formed in the preferred embodiment with an inner hinged gripper which is positioned around the elongated form such as a protruding edge on a bed mattress. An outer clamp is formed in a C-shaped configuration and slides over the inner hinged gripper. To apply a force or pressure on the gripper, a tapered surface is formed on the outer side of the inner gripper and on the inner side of the outer C-shaped clamp.Type: GrantFiled: October 10, 1989Date of Patent: May 21, 1991Inventors: Gerald J. Grivna, Robert N. Thompson
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Patent number: 5016307Abstract: A patient transportation apparatus is disclosed comprising a stretcher and a collapsible pole for use in supporting IV sets and the like. The pole portion of the apparatus is adjustable in height with respect to the plane of the stretcher while being capable of being collapsed to a position below or equiplanar with the horizontal surface of the stretcher. The pole is located so that in all positions it does not extend beyond the perimeter of the horizontal surface. In another embodiment a lower support means is also provided for supporting gravity dependent drainage bags and the like.Type: GrantFiled: March 23, 1990Date of Patent: May 21, 1991Inventor: Linda Rebar
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Patent number: 5016308Abstract: A method and apparatus for patterning a substrate wherein liquid unfixed dye is applied to the substrate in the form of a spray. One or more streams of pressurized gas such as air are then directed onto the substrate for the purpose of displacing some of the unfixed dye where the streams impinge the substrate, thereby causing a visually distinctive area on the substrate where the relative dye concentration is reduced. Resulting products are also disclosed.Type: GrantFiled: January 31, 1990Date of Patent: May 21, 1991Assignee: Milliken Research CorporationInventors: Daniel T. McBride, William H. Stewart, Jr.
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Patent number: 5016309Abstract: An interconnection apparatus between a riverboat and a shuttleboat is disclosed that provides for the equalization of the vertical distances between the deck surfaces of the riverboat and a shuttleboat docked alongside. An uppermost and a lowermost docking member functions to adhere the respective hulls in close proximity one to another while a sensor sub-assembly, `reads` the displacement of the shuttleboat hull in the water and communicates this data to an on-board control system that, in turn, actuates a number of hydraulic lifters. As the respective deck elements of the riverboat and the shuttleboat(s) are equalized, sliding doors are opened on the shuttleboat and the riverboat allowing pedestrian traffic to move, en mass from one vessel to another. Subsequent to the re-activation of the doors, as the respective doors are closed, the elevating deck descends to thereby allow passengers to move freely about the riverboat/shuttleboat vesseles, to thereby complete the transfer process.Type: GrantFiled: August 5, 1988Date of Patent: May 21, 1991Inventor: Robert H. Vollmerhausen
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Patent number: 5016310Abstract: A floor scrubbing machine has scrub brushes and their drive motors mounted in a scrub head located amidships under the machine frame. Provision is made to move the scrub head laterally on occasion to a position where it extends beyond one side of the machine frame to facilitate scrubbing along walls, thereby eliminating the need for a scrubbing side brush. The scrub brushes bear evenly against the floor regardless of the lateral position of the scrub head even though a variable down force may be applied to the scrub head. The scrub head is resiliently attached to the means for moving it laterally so that if it encounters a solid obstacle while it is extended it will be yieldably pushed back under the machine frame with a minimum likelihood of damage, and then will automatically extend out again after the obstacle is past.Type: GrantFiled: August 21, 1989Date of Patent: May 21, 1991Assignee: Tennant CompanyInventors: Robert A. Geyer, Terence A. Peterson
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Patent number: 5016311Abstract: A brush segment for mounting on a slotted support structure is presented. The brush segment generally comprises: a substrate; a carpet of bristles mounted on the substrate in a preferred manner; and, a root system projecting outwardly from a side of the substrate opposite from the carpet of bristles. Brush segments according to the present invention are particularly well-adapted for mounting in association with longitudinal slots of a cylindrical hub arrangement, including conventional cylindrical hub arrangements. According to a first described embodiment, the substrate is flat and relatively flexible, and includes a plurality of root members thereon, for mounting. In a second embodiment described, the substrate is generally curved, elastic and includes a single centrally located root member, for mounting. Also according to the present invention a combination of a hub and at least one brush segment is described. Further, a method of preparing a brush surface is also provided.Type: GrantFiled: February 5, 1990Date of Patent: May 21, 1991Assignee: Minnesota Mining and Manufacturing CompanyInventors: John B. Young, Roger C. Lokken
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Patent number: 5016312Abstract: A washer arrangement is provided for a windscreen wiper which comprises a wind screen wiper blade B, a windscreen wiper arm (22) for driving the windscreen wiper blade and a connector element (1) for connecting the windscreen wiper arm (22) to the windscreen wiper blade. The arrangement comprises a connector element (1) carrying one or more washing nozzles (17, 18).Type: GrantFiled: February 23, 1989Date of Patent: May 21, 1991Assignee: Trico Products CorporationInventor: Charles H. Frimley
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Patent number: 5016313Abstract: A surface finishing device having a vibration generator fixedly supported to a device body, a vibration transmitting member disposed at a lower portion of the device body and a heat source incorporated in the vibration transmitting member. The invention also discloses a surface finishing device of the above type further having a fluid-agent outlet opening defined in or in the vicinity of the vibration transmitting member and for discharging a fluid agent or a solution containing the agent.Type: GrantFiled: May 16, 1989Date of Patent: May 21, 1991Assignee: Tokyo Copal Chemical Co., Ltd.Inventor: Takashi Yonehara
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Patent number: 5016314Abstract: An ACM removal assembly is disclosed, including: a nozzle for directing a pressurized fluid against ACM for dislodging the ACM; a fluid supply reservoir connected to the nozzle; a housing which supports the nozzle and capturingly receives spent fluid and dislodged ACM; and a material handing and separating system which includes coarse separating apparatus for coarsely separating the spent fluid from the dislodged ACM and fluid return conduit for returning coarsely separated fluid to the fluid supply reservoir.Type: GrantFiled: September 28, 1989Date of Patent: May 21, 1991Assignee: EnviRestore Technologies, Inc.Inventors: Dennis H. Green, Stephen C. Johnson
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Patent number: 5016315Abstract: A carpet sweeper, vacuum cleaner or other upright floor cleaning device includes a base unit (2) and a handle (6) freely pivoted on the base unit for translation over a floor (3). The handle pivots in a vertical plane (9) extending transverse to the base unit support wheel axles (5). A handle grip (10) includes a first grip portion (12) which is coaxial with the handle and forms an extension thereof. The outer end of the first grip portion connects with a second grip portion (14) which comprises an arm (15) graspable by the operator, with the arm extending forwardly (upwardly when in use) of the handle. The arm is disposed in the vertical plane (9) and is bowed or curved from its point of anchorage with the first grip portion (12) to its opposite end, which is disposed in a plane (19) transverse to the first grip portion and passing between the latter's ends. The curvature of the outer arm surface is adapted to nest in a cup formed by the operator's closed hand.Type: GrantFiled: November 24, 1987Date of Patent: May 21, 1991Assignee: Bissell Inc.Inventors: Susan G. Bledsoe, Gordon W. Goodrich
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Patent number: 5016316Abstract: A sealed motor-fan system for a cleaner is disclosed in which a two piece gasketed housing is disposed around the motor-fan system to seal it. The two piece housing forms a joint in assembled condition and the gasket is disposed in this joint.Type: GrantFiled: December 22, 1989Date of Patent: May 21, 1991Assignee: The Hoover CompanyInventors: Gregg A. McAllise, Dean H. Buchtel
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Patent number: 5016317Abstract: An automatic door closer includes: a casing having a primary and a secondary cylinder juxtapositionally formed in the casing for resiliently holding two pistons in the two cylinders filled with a hydraulic oil and partitioned with a wall formed with a main hole and a throttling hole for communicating the two cylinders, wherein each piston is normally urged by a tensioning spring towards the two holes in the casing, whereby upon an opening of the door, an upper piston is retracted to compress an upper spring in the primary cylinder to suck oil from the secondary cylinder to the primary cylinder and also to extend the lower piston and tension the lower spring for accelerating a door opening operation and saving the door-opening force; and a positioning device provided for temporarily keeping the door at its opened state by locking a positioning pin in a recess formed in the upper piston.Type: GrantFiled: May 14, 1990Date of Patent: May 21, 1991Inventor: Sheng-Hu Hung
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Patent number: 5016318Abstract: A multi-directional track and trolley system for movably supporting wall panels in which the track includes spaced track flanges forming a track slot and at least one track intersection having a curved track element with a curved edge and the trolley includes radial support wheels rotatably mounted in laterally spaced tandem pairs on a plate, frame or rigid trolley body for rotation about spaced parallel horizontal axes. The trolley is provided with guide rollers adjacent each end thereof and a centrally disposed panel supporting member which depend from the trolley body and are positioned in the track slot with the guide rollers mounted for rotation about generally vertical axes to guide the trolley.Type: GrantFiled: July 13, 1989Date of Patent: May 21, 1991Assignee: Panelfold, Inc.Inventor: Donald L. Harris
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Patent number: 5016319Abstract: A handle assembly for attachment to a screed includes a clamp sized to receive either a wooden screed or a metal screed, a power handle extending upwardly from and fixed to the clamp for controlling the attitude of the screed and applying power to pull the screed over freshly poured concrete, and a pivoted handle pivoted relative to the power handle for applying downward pressure and lifting forces to the screed. A single handle assembly can be used with a short screed or multiple handle assemblies can be used with longer screeds. The arrangement permits controlled movement during multiple passes of the screed over freshly poured concrete by a workman in a standing position.Type: GrantFiled: April 16, 1990Date of Patent: May 21, 1991Inventor: Charles L. Stigen
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Patent number: 5016320Abstract: The lint from the roller gin stand is divided into two streams and a small portion is recirculated through the feeding equipment so that the lint to seed ratio is increased at the roller gin. The pre-gin equipment acts to distribute and break up not only wads of cotton but also individual locks of cotton into smaller components called individual seed locks. Some seed will be completely separated from lint in this process. This process of preparation of the seed cotton for the ginning will actually partially pre-gin the cotton. It is accomplished by wiping the cotton by spiked rollers over concave segments some of which have projecting bars from them. The cotton is pulled or diverted over separation ridges which project between the rollers.Type: GrantFiled: March 5, 1990Date of Patent: May 21, 1991Assignee: Consolidated HGM Corp.Inventor: Arvel L. Vandergriff
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Patent number: 5016321Abstract: A compact carding apparatus is disclosed which includes a pair of upstanding carding cylinders (B) and (C) carried in a self-standing manner on a base frame (260). Cylinder (C) is carried generally atop cylinder (B) by mounting plates (272, 274) which allow radial movement of cylinder (C) to yield to large lumps passing between the cylinders. A chute feed (10) and coiler (192) are uniquely combined with the compact arrangement in a minimum of space and in a mobile construction so as to permit movement of either the chute or coiler away for access to the apparatus. The compact upstanding arrangement provides for mounting of a number of carding elements mounted about the two cylinders which include stationary plates (40, 42, 44, 46) on cylinder (B); and revolving flat assembly (E) and stationary carding plates (96, 123) on cylinder (C). An extended fiber path (P) is defined about cylinders (B) and (C) along which a transferred fiber mass may be effectively exposed for carding on both of its sides.Type: GrantFiled: May 16, 1989Date of Patent: May 21, 1991Assignee: John D. Hollingsworth On Wheels, Inc.Inventors: John D. Hollingsworth, Joe K. Garrison, Joel C. Collins, William A. Warnock, deceased, by Lillith M. Weiskel, legal representative, by Charles F. Warnock, legal representative, by Lormine Pergande, legal representative, Muriel R. Nyberg, legal representative
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Patent number: 5016322Abstract: A funnel arrangement adapted for use at the outlet of a card machine or drawing frame for the purpose of bringing together a sliver traveling along a feed path. The funnel arrangement includes a funnel and an air squeeze-out device following the funnel for squeezing air out of the sliver. The funnel arrangement is located upstream of a downstream funnel used for introducing the sliver into a calender roll pair. A housing surrounds the air squeeze-out device and forms an air discharge chamber which extends at least substantially from the upstream funnel to the downstream funnel. The air squeeze-out device includes openings which allow air to pass into the air discharge chamber, the openings being formed by gaps between convolutions of a frusto-conically shaped coil of wire or by gaps between a plurality of spaced-apart converging rods arranged in a frusto-conically shaped pattern.Type: GrantFiled: November 21, 1989Date of Patent: May 21, 1991Assignee: Maschinenfabrik Rieter AGInventors: Daniel Erni, Paul Staeheli
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Patent number: 5016323Abstract: The drawframe has a preliminary drafting zone with a draft of from 4 to 8 as well as a main drafting zone with a draft of at least 30. In addition, a deflecting rod is disposed in the preliminary drafting zone in order to deflect the flow of fiber by about 1 millimeter. The deflecting rod is positioned centrally between the nips of the rollers defining the preliminary drafting zone. The guide surface of the deflecting rod may be convexly rounded not only transversely but also longitudinally in guiding the fiber flow thereover.Type: GrantFiled: August 31, 1989Date of Patent: May 21, 1991Assignee: Rieter Machine Works, Ltd.Inventors: Rudolf Wehrli, Herbert Stalder