Patents Issued in June 11, 1991
  • Patent number: PP7548
    Abstract: A new and distinct variety of rose plant distinguished by its continuous and profuse production under greenhouse conditions of relatively large flowers borne singly on strong upright stems having a length of about 65 to 80 cm. from the last flower cut, the plant itself being a vigorous, upright, free branching bush with abundant foliage and a total height from the ground of about 120 cm.
    Type: Grant
    Filed: December 18, 1989
    Date of Patent: June 11, 1991
    Assignee: DeVor Nurseries, Inc.
    Inventor: Stanley G. Marciel
  • Patent number: PP7549
    Abstract: A new and distinct garden rose particularly distinguished by its continuous and profuse production of very large flowers having a generally delft rose coloration from early Spring to Winter blooming freely under natural conditions, the flowers being borne singly on strong stems of medium length from a vigorous, upright plant of medium height.
    Type: Grant
    Filed: March 19, 1990
    Date of Patent: June 11, 1991
    Assignee: DeVor Nurseries, Inc.
    Inventor: Walter Lammerts
  • Patent number: PP7550
    Abstract: An apricot variety characterized by its ripening fruit, unusually bright red blush of medium to large size. Its good quality with low acidity, and good handling qualities.
    Type: Grant
    Filed: March 12, 1990
    Date of Patent: June 11, 1991
    Assignee: Sun World, Inc.
    Inventors: John H. Weinberger, Timothy P. Sheehan
  • Patent number: PP7551
    Abstract: A new and distinct Ulmus parvifolia tree which is particularly distinguished in having an attractive, wide-spreading globe shape, being wider than it is tall, having lustrous and leathery dark green leaves, attractive puzzle-like, patchy and colorful quilt-like exfoliating bark patterns. The tree has a very dense and heavy canopy, and scaffold branch crotch angles of 60 to 70 degrees forming a strong tree which endures extremes of weather much better than most other members of the same and other shade tree species.
    Type: Grant
    Filed: April 10, 1989
    Date of Patent: June 11, 1991
    Assignee: Tree Introductions, Inc.
    Inventor: Michael M. Glenn
  • Patent number: PP7552
    Abstract: A new and distinct variety of Ulmus parvifolia of distinct vase-shaped growth habit which resembles an American Elm in ultimate mature tree shape. The tree is characterized in having exfoliating patchy bark in attractive patterns which cover exposed bark root portions, branches over one inch in diameter and the trunk which has distinctive butresses. The tree is exceedingly durable to extremes of weather, and is resistant to common Elm pests and diseases. The tree has a dense, strong upright branching habit, with narrow but very strong branch crotch angles, and numerous thin terminal twigs which produce a dense canopy of lustrous foliage. Leaves are densely borne at the terminals of the twigs to render a full, attractive shade tree.
    Type: Grant
    Filed: April 10, 1989
    Date of Patent: June 11, 1991
    Assignee: Tree Introductions, Inc.
    Inventors: Michael M. Glenn, John H. Barbour, Michael A. Dirr
  • Patent number: PP7553
    Abstract: A new and distinct variety of Douglas-fir, Pseudotsuga menziesii, variety "Torquis", an intervarietal hybrid of coastal variety (Pseudotsuga menziesii var. menziesii) and inland variety (Pseudotsuga menziesii var. glauca), having generally upright growth with a curving, twisting, non-directional, at times corkscrew-like pattern to stem and branches, and smaller than average size, while retaining the foliage color and foliage character of a normal Douglas-fir, was discovered in a Douglas-fir test planting on a site near Grangeville, Id., and was asexually reproduced by rooting and grafting.
    Type: Grant
    Filed: April 20, 1989
    Date of Patent: June 11, 1991
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventor: Stephen P. Wells
  • Patent number: PP7554
    Abstract: A novel Japanese pagodatree characterized by a high percentage of branches on two year old trees of a desired caliper, a growth rate and foliage size between that of seedling and Regent pagodatrees, leaflets with a high length to width ratio, numerous small lenticels, and leaves with heavily pubescent undersides.The present invention relates to a new and distinct variety of Japanese pagodatree of the species botanically known as Sophora japonica. I have named my new variety "Halka". I discovered my new variety as a chance seedling of unknown parentage which was being grown in a cultivated area of my nursery in Englishtown, N.J.While caring for this nursery, my attention was first drawn to the plant by its bright green foliage, dense growth, and rounded canopy. Other seedling pagodatrees in my nursery tended to have a loose, open growth habit and less attractive foliage.
    Type: Grant
    Filed: October 26, 1989
    Date of Patent: June 11, 1991
    Assignee: J. Frank Schmidt & Son Co.
    Inventor: Chester J. Halka
  • Patent number: PP7555
    Abstract: A new variety of Wax Myrtle distinguished by its deeply serrated leaf pattern and its resistance to leaf spot disease as well as the characteristic wax myrtle fragrance when crushed.
    Type: Grant
    Filed: December 18, 1989
    Date of Patent: June 11, 1991
    Inventor: Randall L. Brackin
  • Patent number: RE33606
    Abstract: A power transmitting belt manufacture wherein belts are molded to have various cross sections. The belts are machined to a desired cross section. Each belt is entrained about drive and driven pulleys to run the belt under a preselected tension. At least one roller is caused to engage the back surface of the driven belt to reinforce the otherwise unsupported belt at the point of cutting between drive and driven pulleys. A pair of opposed cutting blades are engaged with the opposite sides of the belt to form the opposite side edges of the final belt section.
    Type: Grant
    Filed: December 26, 1989
    Date of Patent: June 11, 1991
    Assignee: Mitsuboshi Belting Ltd.
    Inventors: Yoshihiko Kamiyama, Misao Fukuda, Akihiro Nagata
  • Patent number: RE33607
    Abstract: Data for a plurality of musical pieces is preset in a ROM pack and also on a tape recorder. Musical piece data read out from the ROM pack or tape recorder is supplied from a control section to melody generators, a chord generator, a bass generator and a rhythm generator. Melody data, chord data, and rhythm data obtained from these generators are coupled through an amplifier to a loudspeaker.
    Type: Grant
    Filed: January 30, 1990
    Date of Patent: June 11, 1991
    Assignee: Casio Computer Co. Ltd.
    Inventors: Keiji Yuzawa, Naoaki Matsumoto, Takehiko Kayahara, Naofumi Tateishi, Makoto Fukuda
  • Patent number: RE33608
    Abstract: A molded thin-walled hollow, stackable plastic product, having an open top, a closed bottom and side walls; wherein the side walls include a series of circumferential sections joined by circumferential strips, with the upper of two adjacent wall sections having a greater diameter than the lower adjacent wall section to thereby define a circumferential ridge at the bottom of each upper wall section. The circumferential strip joining a pair of the wall sections is a circumferential isthmus having an isthmus distance, which is the minimum distance between the mold parts defining the isthmus, that is significantly shorter than the predominant thickness of the adjacent wall sections. The isthmuses, which are aligned at an acute angle with respect to each of the joined wall sections, improve the rigidity of the molded thin-walled hollow product. The wall sections include a plurality of spaced protruding ridges extending between adjacent circumferential strips.
    Type: Grant
    Filed: April 12, 1989
    Date of Patent: June 11, 1991
    Assignee: Primtec
    Inventor: Jens O. Sorensen
  • Patent number: RE33609
    Abstract: The present invention is directed to a process for the production of polyurethane moldings by reacting a reaction mixture comprising(a) an organic polyisocyanate(b) a compatible polyol blend comprising(i) at least one polyether polyol having a hydroxyl functionality of from 2 to 8, and a molecular weight of from 350 to below 1800, and(ii) at least one hydroxyl functional organic material containing from 2 to 8 hydroxyl groups and having a molecular weight below 350, components (i) and (ii) being used in a weight ratio of component (b)(i) to (b)(ii) of from about 10:1 to about 1:10, and(iii) no more than 45% by weight based on the weight of component (b) of an active hydrogen containing compound having a molecular weight of 1800 or more,said reaction mixture being processed as a one-shot system by the RIM process at an isocyanate index of from about 70 to about 130.
    Type: Grant
    Filed: March 31, 1989
    Date of Patent: June 11, 1991
    Assignee: Mobay Corporation
    Inventor: Neil H. Nodelman
  • Patent number: RE33610
    Abstract: A hinge assembly is disclosed which is particularly well suited for vehicle accessory applications, such as for pivotally interconnecting vanity doors with vanity housing structures for example. The hinge assembly, which is also applicable for other applications, includes a pivot pivotally interconnecting first and second members for relative rotational movement about a longitudinal axis, with a cam on the first member protruding in a generally lateral direction to engage a resilient biasing springs on the second member. The resilient biasing springs, which is preferably a leaf spring, is slidably engaged and resiliently deflected by the cam on the first member and exerts a resilient biasing force on the cam in a generally lateral direction, generally toward the pivot axis.
    Type: Grant
    Filed: December 28, 1989
    Date of Patent: June 11, 1991
    Assignee: Takata Inc.
    Inventors: Mark Lobanoff, James A. Gavagan
  • Patent number: RE33611
    Abstract: A grounding backshell assembly is provided for achieving a grounded electrical connection to a conductive braid of a cable, and for simultaneously achieving effective strain relief and environmental sealing. The backshell assembly comprises a generally cylindrical backshell having a toroidally configured coil spring mounted therein. A plunger with a leading concave cam surface is slidably inserted in the backshell for camming engagement with the grounding spring. A toroidally configured strain relief coil spring is disposed around the cable at the rear end of the plunger. A compression nut having a concave camming surface therein is threadably engageable with the backshell such that the concave cam surface thereof is operative to radially compress the strain relief spring and to urge the plunger into camming interengagement with the grounding spring. An elastomeric seal is resiliently engaged with the rear end of the compression nut and is further resiliently engaged with the cable.
    Type: Grant
    Filed: April 26, 1990
    Date of Patent: June 11, 1991
    Assignee: Molex Incorporated
    Inventors: Leonard H. Michaels, Robert A. Miller
  • Patent number: 5022092
    Abstract: A jacket (1) for motorcyclists comprises a waist-coat constituted by a band (2) which is intended to be wrapped around the trunk of a user (3), the band (2) including a central part (4) which is intended to be situated in correspondence with the back of the user (3), two end flaps (5) which can be closed together at the front, and a pair of adjustable braces (14) associated with the band (2), the jacket (1) being further provided with a rear pouch (6) connected to the central part (4) of the band (2), of a size suitable for holding the motorcyclist's helmet (7).
    Type: Grant
    Filed: April 13, 1989
    Date of Patent: June 11, 1991
    Assignee: C.P. Company S.p.A.
    Inventor: Carlo Bombrini
  • Patent number: 5022093
    Abstract: The invention is a protective type mitten or glove for use as a toy with which to play with a kitten, cat, or similar sharp toothed and/or clawed animal (i.e., raccoon, ferret, etc.). The glove extends well up the forearm past the wrist, nearly to the elbow. The invention is provided with eyes and/or a nose that rattles. In addition, it has a protective material, such as heavy denim, leather, vinyl or the like, between the outer covering and the inner lining. Alternatively, if the protective inner material is sufficently protective to a hand and arm, the lining may be omitted.
    Type: Grant
    Filed: July 18, 1989
    Date of Patent: June 11, 1991
    Inventor: Roger E. Hall
  • Patent number: 5022094
    Abstract: A glove for securely retaining an object, such as a racket, in the clenched, gloved hand of a user. The glove includes a strap-like member extending from the fingertips of the glove and disposed for partially wrapping around the wrist of the user. The distal end of the strap is temporarily adhered to the back side of the glove to retain the user's hand in clenched position around the object.
    Type: Grant
    Filed: May 30, 1989
    Date of Patent: June 11, 1991
    Inventors: Noel J. Hames, Richard D. Ransom
  • Patent number: 5022095
    Abstract: The invention relates to an inexpensive, disposable liner for hard hats. The liner is shaped to be inserted into and resiliently engage the lower periphery of a hard hat. The liner includes an elastic band attached to the lower edge of the liner so that the liner can be slipped over the beak and the interior support of the hard hat. The liner is preferably made of a soft, breathable material which will prevent the buildup of moisture, and which will feel comfortable to the user. The sides of the liner are elongated so that the liner can be folded over the lower periphery of the hard hat. The elastic band attached to the lower edge of the liner allows the liner to be easily installed into and removed from the hard hat.
    Type: Grant
    Filed: June 21, 1989
    Date of Patent: June 11, 1991
    Assignee: GKR Industries, Inc.
    Inventor: Richard L. Fleury
  • Patent number: 5022096
    Abstract: A multicomponent, waterproof, breathable wader comprising right and left panels, each panel having a shape of a legging with an upper and lower region, the upper regions of the right and left panel joined together at a seam running from front to back, means for supporting the seamed panels on a person, said means attached to the upper regions of each panel; the front and back regions of each panel joined to form pant legs, and socks attached to the lower region of each pant leg by a seam.The means for supporting the seamed panels on a person include belts or suspenders.
    Type: Grant
    Filed: January 18, 1990
    Date of Patent: June 11, 1991
    Assignee: W. L. Gore & Associates, Inc.
    Inventor: David J. Pacanowsky
  • Patent number: 5022097
    Abstract: The present invention discloses an economical yet sturdy and reliable automated toilet seat cleaning system including a system housing, a movable toilet seat, a plurality of cleaning brushes, sources of water and disinfectant, and drying elements all of whose functions are electronically controlled.
    Type: Grant
    Filed: February 20, 1990
    Date of Patent: June 11, 1991
    Inventor: Pavo Pusic
  • Patent number: 5022098
    Abstract: A toilet system providing improved convenience, efficiency and sanitation with automatic operation. Basically, the toilet includes a bowl, a seat partially covering the bowl opening and a lid movable between a raised position exposing the seat and a lower position covering the seat sealing the bowl. When the lid is raised, an air extraction system removes air and odors from the bowl. After use, the lid is either manually or automatically closed, initiating a high or low flush. When left to close automatically a low flush only is initiated. In a low flush, water is directed under pressure through two rotating spray jets against the bowl interior, then is removed along with any toilet contents by the rotating jets action and the macerator which reduces solids to small particles. Heated air is then directed into the bowl to dry the bowl. In a high flush, an additional spray jet cleans the seat and a larger quantity (typically 1/3 additional) of water is used.
    Type: Grant
    Filed: November 2, 1989
    Date of Patent: June 11, 1991
    Inventor: Richard Brower
  • Patent number: 5022099
    Abstract: An improved radiation helmet having a radiation opaque liner and a replaceable hygienic tissue that is worn over the head of a dental patient during X-rays to protect the head from stray radiation. An alternative construction is to use radiation opaque materials for the radiation helmet and to omit the liner.
    Type: Grant
    Filed: February 2, 1990
    Date of Patent: June 11, 1991
    Inventor: Charles A. Walton
  • Patent number: 5022100
    Abstract: An apparatus and method are provided for an underwater acoustic receiving stem installation in a deep-sea diving helmet. The present invention is directed to a modification of a diving helmet of the type having mixed gas blanking caps for use with miniature hand-held sonar systems operating at depths of 200 feet or more. The invention provides electrical interconnection of an external sonar receiving system to an internal earphone located near the diver's head in the helmet. The invention permits quick connection and disconnection of wiring outside and inside the helmet without breaking water and pressure seals.
    Type: Grant
    Filed: September 28, 1990
    Date of Patent: June 11, 1991
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Normand Belanger
  • Patent number: 5022101
    Abstract: A flexible cover installable on a spa (hot tub) to provide a barrier against upward escape of moisture or heat or chlorine out of the spa. The cover is formed as a three ply laminated sheet that includes an outer canvas layer, an impervious plastic film adhered to the lower face of the canvas layer, and a thermally reflective film adhered to the lower face of the plastic film.
    Type: Grant
    Filed: February 7, 1990
    Date of Patent: June 11, 1991
    Inventors: Jeffrey E. Gosselin, Lisa A. Gosselin
  • Patent number: 5022102
    Abstract: A bathing device comprises an air inflatable bathtub and shampoo bowl of flexible material. When deflated, the bathing device lies flat for convenient storage and portability. When inflated, it expands to form a bathtub in which a person may sit, a sloped backrest against which the person may lean and a shampoo bowl behind the backrest for receiving water used to shampoo and person's hair. Drains are provided for draining water from the bathtub and shampoo bowl upon completion of bathing. A bathing device also comprises an air inflatable shampoo cap of flexible material, which when deflated folds flat. When inflated, the shampoo cap fits and seals with the head of a person to accommodate shampooing the person's hair while confining wash water to the cap. The shampoo cap may be used separately from or together with the shampoo bowl and bathtub, and if desired it may be an integral part of the same.
    Type: Grant
    Filed: June 6, 1990
    Date of Patent: June 11, 1991
    Inventor: Maria Louvaris
  • Patent number: 5022103
    Abstract: An extension pipe for raising the elevation of a shower head comprising an S-shaped length of pipe having external threads on each end thereof, the lower end being a straight horizontal section of pipe and the upper end being directed downwardly from about 15.degree. to about 45.degree. below horizontal.
    Type: Grant
    Filed: May 26, 1989
    Date of Patent: June 11, 1991
    Assignee: Thomas E. Quick
    Inventor: Kenneth B. Faist
  • Patent number: 5022104
    Abstract: A shower curtain support has a shower curtain rod mounted by opposing wall brackets on parallel end walls of a shower stall. The rod slidably suspends a conventional shower curtain across the front opening of the shower stall. Spiders on the terminal ends of the rod are indexably received by spider plates of the wall brackets to dispose the rod in a number of radial orientations relative to the wall brackets. In another embodiment for infinite radial orientations of the rod within the full range of 360.degree., outturned flanges on the rod ends, sandwiched between inturned flanges of compression nuts and closed ends of threaded studs projecting from wall brackets, allow such infinite radial orientations of the rod relative to the wall brackets.
    Type: Grant
    Filed: July 31, 1990
    Date of Patent: June 11, 1991
    Assignees: Cedric C. Miller, Janice L. Ferguson
    Inventor: Cedric C. Miller
  • Patent number: 5022105
    Abstract: A mobile device for transporting patients in the field is power adjustable and includes a frame having a terrain engaging portion connected to a patient supporting portion. The patient supporting portion is height adjustable between a first position adjacent the terrain engaging portion and a second position remote from the terrain engaging portion. A self-contained power device is connected to the frame for adjusting the height of the patient supporting portion relative to the terrain engaging portion. An actuator is operably connected for actuating the self contained power device whereby manual adjustment of the patient supporting portion relative to the terrain engaging portion is avoided. The patient supporting portion has a plurality of sections adjustable relative to each other. The self-contained power device provides adjustment for the sections independently of each other and independently of the height adjustment.
    Type: Grant
    Filed: March 26, 1990
    Date of Patent: June 11, 1991
    Inventor: Michael Catoe
  • Patent number: 5022106
    Abstract: In order to raise infirm or disabled persons from a sitting to a generally standing position, a hoist comprises a mast, a carrier movable along the mast, and a U-shaped lifting member which is connected at its closed end to an upper end of the mast for pivotable movement about a horizontal axis and which at its open part provides laterally spaced attachment points for the attachment of a body sling. The hoist also includes a U-shaped strut pivotably connected at its closed end to the carrier and at its open part to the open part of the lifting member, and an operating mechanism for raising and lowering the carrier along the mast to thereby move the attachment points along an arcuate path. The operating mechanism is self-locking at any chosen position. Such a hoist is capable of being used for lifting of persons of widely differing heights and builds.
    Type: Grant
    Filed: January 9, 1990
    Date of Patent: June 11, 1991
    Assignee: Arjo Mecanaids Limited
    Inventor: Derek J. Richards
  • Patent number: 5022107
    Abstract: The subject invention is a multiple purpose outdoor mattress comprising in general a longitudinally extending member of rectangular configuration, as viewed from an upper planar view, with a given thickness which extends from the bottom surface to the upper surface of the mattress. Formed downwardly from the upper surface to a distance just short of the lower surface of such mattress are a multiple number of pockets of parallelopiped or cylindrical configuration into which can be inserted any number or array of items for use by a person using such mattress. In an alternate arrangement, a separate member is affixed to the upper surface of such mattress, and such separate member has a plurality of openings depending downwardly into which can be inserted various objects.
    Type: Grant
    Filed: November 16, 1989
    Date of Patent: June 11, 1991
    Inventor: Richard A. Knotts
  • Patent number: 5022108
    Abstract: A waterbed mattress apparatus adapted to increase waterbed heting mat efficiency. The apparatus includes a waterbed mattress having a mat receiving opening therein and mat receiving pocket having an open end and a closed end, the open end sealed to the mat receiving opening and situated inside the mattress. The pocket has a flotation device to cause the receiving pocket to float in the fluid contained by the mattress.
    Type: Grant
    Filed: October 9, 1990
    Date of Patent: June 11, 1991
    Inventor: Lynn D. Larson
  • Patent number: 5022109
    Abstract: An inflatable bladder is defined by two superimposed outer sheets of heat-sealable synthetic plastic fused together about their peripheral edges. An Intermediate layer or baffle is disposed between the two outer sheets and is alternately sealed to one and the other of the outer sheets to form air cells on the opposite sides of the intermediate layer. Each of the air cells is defined by an opposed surfaces on one side of the intermediate layer and of one of the outer sheets and adjacent seals which fuse together the layer and each sheet. The seals which define the cells on one outer surface of the bladder are offset from the seals which define the cells on the other surface of the bladder. Opposite surface portions of the intermediate layer are coated with a barrier layer to prevent heat-sealing on each side of the intermediate layer opposite the seals on the other side which form the cells whereby the bladder and the cells thereof may all be formed simultaneously in one heat-sealing operation.
    Type: Grant
    Filed: June 11, 1990
    Date of Patent: June 11, 1991
    Assignee: Dielectrics Industries
    Inventor: Robert W. Pekar
  • Patent number: 5022110
    Abstract: A low air loss mattress 20 made of multiple cushions 21, 22 and 23 which are connected together and which form an integral mattress which may be used on a standard hospital bed. Each section 21, 22, and 23 is formed by sewing together upper and lower sheets 27 and 28, 29 and 30, and 31 and 32, which sheets are also connected by multiple retaining means 50 which act as air vent means to allow air to escape in the area where a patient lies to provide comfort to the patient and to allow pressure regulation in each of the cushions.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: June 11, 1991
    Assignee: Kinetic Concepts, Inc.
    Inventor: Glenn C. Stroh
  • Patent number: 5022111
    Abstract: A laminated foam mattress for reducing or relieving the pressure exerted against a user of the mattress. The matress includes an upper and a lower layer of polyurethane foam each of which is laminated to a middle layer of a different polyurethane foam. The upper and lower layers feature a polyurethane foam which is of a higher density than the middle layer. The upper and lower layers also include a higher initial softness ratio than the middle layer. The middle layer has higher 5, 25 and 65% indentation load deflection values (ILD) than the corresponding ILD values for the upper and lower layers which is attributable to the firm support provided by the middle layer. The middle layer is preferably about twice as thick as the upper and lower layers. The upper and lower layers each include a checkerboard-like upper surface. The combination of layers provides for a reduction in pressure points especially in those areas most susceptible to skin ulcers such as the hip and heel.
    Type: Grant
    Filed: June 29, 1990
    Date of Patent: June 11, 1991
    Assignee: E. R. Carpenter Company, Inc.
    Inventor: William G. Fenner, Sr.
  • Patent number: 5022112
    Abstract: A brush with synthetic bristles which have the attributes of natural bristles including irregular surface texture for holding and applying paint. Brushes made in accordance with the invention are easy to clean while being resistant to abrasion and deterioration by water. The surface texture of the bristles also facilitates assembly of the bristles into a brush by the use of adhesive.
    Type: Grant
    Filed: April 5, 1988
    Date of Patent: June 11, 1991
    Assignee: Newell Operating Company
    Inventor: Fredrick B. Burns
  • Patent number: 5022113
    Abstract: A side mounted wiper uses independently pivoted pairs of longer and shorter support beams that are specially designed to operate within shared horizontal and vertical space, thus providing even blade support and pressure distribution within a compact height and area.
    Type: Grant
    Filed: March 16, 1990
    Date of Patent: June 11, 1991
    Assignee: General Motors Corporation
    Inventor: Thadius F. Jozefczak
  • Patent number: 5022114
    Abstract: A device for suctioning up and removing a contaminated liquid, especially dirty water, with a vacuumized tank having at the top at least one vacuum connection that communicates with a suction fan and a suction connection that communicates with a supply hose and at the bottom at least one outlet that can be closed off to prevent air from entering from outside. An outlet mechanism downstream of the outlet and controlled by the pressure of the air in the vacuumized tank keeps the liquid flowing out through the outlet even when there is a vacuum in the vacuumized tank at least for a prescribed length of time, during which it ensures that the outlet pressure represented by the sum of the liquid's hydrostatic pressure and the pressure of the air in the vacuumized tank is as high or higher than the counteracting air pressure downstream of the outlet.
    Type: Grant
    Filed: March 7, 1989
    Date of Patent: June 11, 1991
    Inventors: Horst Kauffeldt, Thomas Kauffeldt
  • Patent number: 5022115
    Abstract: A vacuum cleaner system having an intake nozzle integrally formed with a concave lower portion of a vacuum canister assembly of the vacuum cleaner system. The intake nozzle protrudes downwardly and communicates with an opening in a convex upper surface of a liquid pan removably attached to the concave lower portion of the vacuum canister assembly. Attaching the intake nozzle with the concave lower portion of the vacuum canister assembly allows the interior area of the liquid pan to be more easily cleaned. In a preferred embodiment of the invention a gasket is interposed between the concave lower portion of the vacuum canister assembly and the convex upper surface of the liquid pan to help provide a relatively air-tight seal between the main vacuum canister and the liquid pan.
    Type: Grant
    Filed: January 19, 1990
    Date of Patent: June 11, 1991
    Assignee: Rexair, Inc.
    Inventor: Gary A. Kasper
  • Patent number: 5022116
    Abstract: A hinge bracket assembly has a hinge bracket and a mounting plate for securing the bracket to a furniture part. The hinge bracket is either inserted into tracks of the mounting plate and is selectively clamped to the mounting plate by a fixing screw, which has been screwed into a tapped bore of the mounting plate, of the hinge bracket is resiliently locked to the mounting plate, which in that case is provided with a stop and with a resilient hooklike detent projection, which snaps behind a retaining edge portion of the hinge bracket or of an intermediate plate which is connected to the bracket. The mounting plate which is connected by a snap-action joint consists of a baseplate provided with tracks for an intermediate plate, which is longitudinally slidably mounted on the baseplate and is clamped together with the baseplate by a clamp screw. the clamp screw is screwed into the baseplate and extends through a slot of the intermediate plate.
    Type: Grant
    Filed: June 14, 1989
    Date of Patent: June 11, 1991
    Assignee: Heidelberger Druckmaschinen AG
    Inventor: Luciano Salice
  • Patent number: 5022117
    Abstract: Cabinet hinge whose door-related part in the form of a cup set in a mortise is articulated to the carcase-related part configured as an elongated supporting arm of inverted U-shaped cross section by two hinge links whose ends are journaled in the cup at one end and on the supporting arm at the other. A closing mechanism is provided in the door-end of the supporting arm and has a cam surface configured nonrotationally on the inner hinge link. A resiliently deformable section of one leg of a substantially U-shaped leaf spring engages the cam surface with bias, and the end remote from the cup of the other leg is fastened inside of the supporting arm by a section of the web of the latter. The inner hinge link has at the end by which it is mounted in the supporting arm two parallel ears formed by tabs cut and bent at right angles from the lateral margins of its end inside of the supporting arm.
    Type: Grant
    Filed: April 12, 1990
    Date of Patent: June 11, 1991
    Assignee: Karl Lautenschlager GmbH & Co. KG
    Inventors: Karl Lautenschlager, Gerhard W. Lautenschlager
  • Patent number: 5022118
    Abstract: A ladder joint with an engagement spring member on it for locking/unlocking the ladder joint into position. The ladder joint has a fixed member and a movable member. The movable member has a circular portion with fixing slots on its outer circumference. The fixed member has an annular track which slidably receives the circular portion of the movable member. Both the fixed and the movable members have a straight portion for connecting with the ladder pieces. The engagement spring member is a rounded flat spring which has an extended edge on one of its ends which normally spring loads the rectangular slug into one of the fixing slots as set by the user.
    Type: Grant
    Filed: June 25, 1990
    Date of Patent: June 11, 1991
    Assignee: Wan Dean Industry Co.
    Inventor: Chang Wan-Li
  • Patent number: 5022119
    Abstract: A heavy duty industrial or agricultural hinge for pivotally interconnecting two members, the hinge including a rod adapted to extend through interleaved ears affixed to the members. In order to establish adequate lateral clearance at the hinge joint, each ear is formed with a half round-half rectangular configuration which serves to automatically space the bearing portion of the ear a proper distance away from the hinged member. An arcuate insert is fixed within the ear and coacts with the half round portion of the ear to form a generally cylindrical bearing portion for the hinge rod.
    Type: Grant
    Filed: October 4, 1989
    Date of Patent: June 11, 1991
    Inventor: James E. McCanse
  • Patent number: 5022120
    Abstract: Apparatus for removing the oil bag from killed fowl without cutting the tail of the fowl. A stationary knife assembly is mounted adjacent the predetermined path traveled by the birds along a conventional overhead conveyor. The stationary knife assembly has a V-shaped notch into which the oil bag of each bird moves, but a guard member partially blocks the notch and keeps the tail of the bird from entering the notch. A movable cutting assembly moves in synchronism with the bird conveyor and cooperates with the stationary knife assembly to shear the oil bag off the bird.
    Type: Grant
    Filed: October 30, 1989
    Date of Patent: June 11, 1991
    Inventor: Grover S. Harben, III
  • Patent number: 5022121
    Abstract: A carding machine including a carding drum and a plurality of carding elements cooperating with the carding drum is provided with a cleaning belt carrying a card cloth and mounted for displacement transversely of the direction of rotation of the carding drum, and an exhaustor device cooperating with the cleaning belt. The card cloth conveys contaminations contained in the fibre material towards one side, resulting in transverse displacement of the fibre material and thus in an uneven thickness of the fibre web. The contaminations are moreover not completely removed, but rather accumulated on one side of the fibre web.
    Type: Grant
    Filed: July 24, 1989
    Date of Patent: June 11, 1991
    Assignee: Hollingsworth GmbH
    Inventor: Hans Rutz
  • Patent number: 5022122
    Abstract: The combing machine has at least one comber head which contains a continuously rotatable comb cylinder, a reciprocating nipper jaw unit and at least one detaching roller. The detaching roller is rotated during every revolution of the comb cylinder at first through a small angle in a backwards direction and then through a large angle in a forward direction. The rotations of the detaching rollers are produced by an electric motor which receives appropriate drive pulses fed from an electronic control unit.
    Type: Grant
    Filed: December 22, 1989
    Date of Patent: June 11, 1991
    Assignee: Rieter Machine Works, Ltd.
    Inventor: Heinz Clement
  • Patent number: 5022123
    Abstract: A draft mechanism for use on a spinning machine includes a series of roller pairs each including a bottom roller and a top roller. The roller pairs are connected to output shafts of motors through the use of timing belts. The motors are electrically controlled according to the draft ratios. Roller gauge adjusting shafts are meshed with bearing portions of the top and bottom rollers.
    Type: Grant
    Filed: September 28, 1989
    Date of Patent: June 11, 1991
    Assignee: Murata Kikai Kabushiki Kaisha
    Inventors: Yutaka Ueda, Hideshi Mori, Manzo Tanaka
  • Patent number: 5022124
    Abstract: A novel clip device comprises a first clipping member with a shape of loop and is made from elastic rod material; a bending member, connected upwardly to one end of the first clipping member; a second clipping member, having the similar shape as the first clipping member, connected to the upper end of the bending member. The second clipping member includes a inner loop member and a outer loop member. The bending member of the clip device provide a larger tolerance for the clip device to swallow the papers.
    Type: Grant
    Filed: March 20, 1990
    Date of Patent: June 11, 1991
    Inventor: Chwen-Chaur Yiin
  • Patent number: 5022125
    Abstract: The clamping assembly comprises a body having an elongate passage which, in use, receives an elongate object to be clamped, and which has two mutually facing inclined surfaces, and a pair of wedge-shaped jaws movably mounted in said passage to move between a first position in which the jaws clamp said object and a second position in which they release the object. Two sets of rollers form respective rolling paths for corresponding ones of the jaws, with the rollers in each set being supported and rotatably mounted in respective mounting frames capable of sliding movement relative to the corresponding jaw and relative to the body. A compression spring is interposed between each jaw and the mounting frame of the corresponding set of rollers.
    Type: Grant
    Filed: April 11, 1990
    Date of Patent: June 11, 1991
    Assignee: Cibeles International, Inc.
    Inventor: David Biass
  • Patent number: 5022126
    Abstract: A one-piece molded plastic clamp provided with a guiding lug for engaging a channel to prevent twisting of the arms of the clamp as they are compressed, while simultaneously enabling the clamp to be molded in a simple, clam-shell mold. The clamp includes a pair of parallel toothed members extending inwardly from one arm of the clamp and intended to engage a locking hook extending inwardly from the other of the arms. The teeth on the parallel toothed members are alternatingly spaced so that while the teeth are uniformly spaced within the plane of the clamp, they are staggered within a transverse plane so they unobstructedly face away from the plane of the clamp.
    Type: Grant
    Filed: April 13, 1990
    Date of Patent: June 11, 1991
    Assignee: Edward Weck Incorporated
    Inventor: Tommy G. Davis
  • Patent number: 5022127
    Abstract: A shoelace locking device has a base with holes through which shoelaces can be threaded to attach it to a shoe. The base has a first well in which the knot can rest, and a plurality of serrated projections for retaining the laces. The base has a flexible elastic sheath integral with an elastic hinge and cover. The cover has a matching second well for receiving part of the knot. An elastic latch on the cover can be pulled over a catch on the base to lock the assembly closed and prevent the knot from untying.
    Type: Grant
    Filed: December 20, 1989
    Date of Patent: June 11, 1991
    Assignee: Hope Industries, Inc.
    Inventor: Joseph Ang