Patents Issued in April 26, 1977
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Patent number: PP4043Abstract: 1. A new and distinct cultivar of rose plant of the hybrid tea class, substantially as herein shown and described, characterized particularly as to novelty by the unique combination of its vigorous, upright habit of growth, Cardinal Red flower color, pronounced fragrance, and large downward pointed thorns.Type: GrantFiled: October 16, 1975Date of Patent: April 26, 1977Assignee: Jackson & Perkins Co.Inventor: William A. Warriner
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Patent number: PP4044Abstract: 1. A new and distinct cultivar of rose plant of the floribunda class, substantially as herein shown and described, characterized particularly as to novelty by the unique combination of a bushy, heavily branched plant, high greenhouse production of buds of a clear Buttercup Yellow (W), whose shape is oval but with a blunt or flat tip; Spinach Green (W) glossy foliage and a strong fragrance.Type: GrantFiled: March 29, 1976Date of Patent: April 26, 1977Assignee: Jackson & Perkins Co.Inventor: Reimer Kordes
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Patent number: PP4045Abstract: A new variety of dieffenbachia plant characterized by the almost solid white color of the major central area of its leaves and the dark green color of the leaf margins, which color appears as though having been brushed roughly into the margins of the white area.Type: GrantFiled: June 18, 1976Date of Patent: April 26, 1977Assignee: Ulery Greenhouse CompanyInventor: Dale W. Ulery
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Patent number: RE29192Abstract: A slip pallet formed as a square or rectangular sheet of a synthetic resin of selected types of polyolefin. The sheet is proportioned to fit upon a platen lift and includes tabs at each edge to be gripped when the platen is thrust underneath the sheet or the sheet is pulled upon or pushed off from the platen. The slip pallet will ordinarily carry loads of boxes formed as interlocking layers and an important feature of the invention resides in providing a sheet having a greater coefficient of friction at the upper surface whereon the boxes are placed, than at the undersurface which is contacted by the platen.Type: GrantFiled: April 22, 1975Date of Patent: April 26, 1977Assignee: BQP Industries, Inc.Inventors: Raymond F. Anderson, Ronald C. Mackes, Richard Edwin Andrews, Patrick Maurice Mawe
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Patent number: RE29193Abstract: A fluid metering device mixes a predetermined quantity of a first fluid with a larger quantity of second fluid supplied to the device at a higher pressure on each cycle. The pressure of the second fluid provides the force necessary to motivate a first pumping means which on movement to an `outlet` position within a housing displaces the mixed fluids on an outlet side of the first pumping means to their destination. Movement of the first pumping means actuates a second pumping means which pumps a predetermined quantity of the first fluid into the housing on each cycle. On the maximum pumping stroke of the first pumping means being reached at the `outlet` position, a passage is opened in the first pumping means which is then restored to an `inlet` position, the second fluid in the housing passing through the passage during such restoration and thus being available for dispatch on the next pumping stroke.Type: GrantFiled: October 6, 1975Date of Patent: April 26, 1977Assignee: Economics Laboratory, Inc.Inventor: Lance John Carlyle
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Patent number: RE29194Abstract: A cartographic means and method employs two or more compound microscopes having optical paths combined through semireflective means. One of the microscopes has means for receiving an input record in its object plane while the other has an output record in a horizontal object plane beneath its objective. Image modification means including a zoom system and preferably an image rotation mechanism and an anamorphic system are included in the input microscope system to permit the input image to be matched to the output image as both are viewed through the eyepieces. Various apparatus and methods for mounting, illuminating and scanning inputs, handling outputs, supporting the instrument, photographing the superimposed images and transferring data from input to output are described.Type: GrantFiled: October 30, 1975Date of Patent: April 26, 1977Assignee: Bausch & Lomb IncorporatedInventors: Walter R. Ambrose, Robert T. Shone, Brian H. Welham
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Patent number: RE29195Abstract: .[.7-.]..Iadd.3.Iaddend.-Cis- or .[.7.]..Iadd.3.Iaddend.-cis-trans-(3-Chloro-2-propenyl)-1,3,5,7-tetraazabi cyclo(3.3.1)nonane.[.-3-methanol.]. is prepared by reacting cis-, or cis-trans-.[.7.]..Iadd.1.Iaddend.-(3-chloro-2-propenyl)-3,5,7-triaza-1-azo niatricyclo(3.3.1.1.sup.3,7)decane chloride with excess aqueous strong base at room temperature to give the corresponding .[.carbinolamine, 7-.]..Iadd.3.Iaddend.-(3-chloro-2-propenyl)-1,3,5,7-tetraazabicyclo(3.3.1) nonane.[.-3-methanol.]..Type: GrantFiled: December 8, 1975Date of Patent: April 26, 1977Assignee: The Dow Chemical CompanyInventor: Thomas P. Brady
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Patent number: RE29196Abstract: Alkylphenyl benzopyranopyridines represented by the formula ##STR1## where R.sub.1 is hydrogen, loweralkyl, loweralkanoyl, cycloalkylloweralkyl, cycloalkylloweralkanoyl, loweralkenyl, loweralkynyl, haloloweralkenyl, phenylloweralkyl, phenylloweralkenyl or phenylloweralkynyl; R.sub.2 is loweralkyl; R.sub.3 is hydrogen; Y is a straight or branched chain alkylene group having from one to ten carbon atoms; and each R.sub.4 and R.sub.5 and R.sub.6 are the same or different members of the group consisting of hydrogen, halo, trifluoromethyl or loweralkyl; and the pharmaceutically acceptable salts thereof.Type: GrantFiled: June 25, 1976Date of Patent: April 26, 1977Assignee: Abbott LaboratoriesInventor: Martin Winn
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Patent number: 4019207Abstract: An improved gown belting means is described for back-closure gowns, or gowns commonly known as "sterile back" gowns, having one tie attached to the gown at the outer edge of a rear panel with an intermediate segment of the tie retained in a tunnel loop near the inner edge of the rear panel and a portion of the free end of the tie looped in a transfer tab, and a second tie attached to the gown at the inner edge of a second rear panel, having an intermediate segment releasably attached to the gown or held within a loop. The second tie has a free, unattached end retained at or above waist-level by the attached intermediate segment.Type: GrantFiled: May 28, 1976Date of Patent: April 26, 1977Assignee: Will Ross, Inc.Inventors: John W. Newman, Frank D. Schoonover
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Patent number: 4019208Abstract: A combination pantyhose garment in which separate seamless panty stockings are worn by the wearer in which each panty stocking is seamless knit of textured yarns and the panty portion is provided with a leg opening and a supporting band having elastomeric yarns which cross over each other in the overlapping panty portions to provide increased control characteristics in the garment.Type: GrantFiled: April 7, 1975Date of Patent: April 26, 1977Inventors: Joseph G. Walser, Jr., John O. Ferrell
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Patent number: 4019209Abstract: An artificial breast form to be worn externally on the body of a woman, not implanted in the body, constructed from preformed, self-contained, stable gel structure of breast compatible size and shape and covered with a porous elastic fabric cover which does not normally constrain the gel.Type: GrantFiled: April 22, 1976Date of Patent: April 26, 1977Assignee: Spenco Medical CorporationInventor: Wayman R. Spence
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Patent number: 4019210Abstract: A portable spa in which a confining outer wall rests on the ground or other flat surface. A water impervious liner is suspended from the top of the wall and forms a barrier for holding water. The liner is formed with a double-wall construction with an inner sheet attached around the margins to the outer sheet to form a confined space. A pump for recirculating water through the pool has its outlet connected through a conduit to the confined space so that water is forced into the confined space under pressure. A portion of the inner sheet is shaped to form a raised seat on the bottom of the pool when inflated, while another portion of the inner sheet extends above the seat to form a back rest when inflated. The pump directs water through a series of jets through the sides of the pool to provide a massaging action.Type: GrantFiled: April 12, 1976Date of Patent: April 26, 1977Assignee: Muskin CorporationInventors: Richard G. Patterson, Thaddeus W. Fuller
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Patent number: 4019211Abstract: A bedframe having side rails interconnected by end crossbars which are adjustable to provide a plurality of different standard bed widths, each of the crossbars being formed by at least two telescoped sections which are interconnected to provide a unitary crossbar assembly in which the component parts are mechanically retained against disassembly, and wherein the sections are arranged to be latched in selective bed width positions by means of a latch member movably supported on the outermost of the telescoped sections for movement between a raised non-latching position in which a projection on the latch member is freely movable along an adjacent side channel formed in the other of the telescoped members, and a latching position in which the projection is moved into one of a plurality of spaced apart slots in communication with the side channel.Type: GrantFiled: December 16, 1975Date of Patent: April 26, 1977Inventor: Melvin P. Spitz
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Patent number: 4019212Abstract: A boat cover apparatus that includes a boat lift assembly mounted on a main frame for lifting a boat above the level of the water, a cover assembly that includes a cover frame having a subframe of a size and shape that is greater than the maximum horizontal dimensions of the boat to be covered, frame members secured to and extending above the subframe, a collapsible cover having outer peripheral edges removably secured to the subframe and springs that are secured to the frame members and to portions of the cover substantial distances inwardly of the peripheral edges thereof to support the portions to which they are secured at a higher elevation than the subframe whereby when the subframe is moved to a lower elevation than the boat, the cover will extend upwardly and inwardly of the subframe to abut against the upper peripheral edge portion of the boat, and a cable assembly mounted on the main frame and secured to the cover assembly for selectively elevating the cover assembly to an elevation substantially aboType: GrantFiled: December 29, 1975Date of Patent: April 26, 1977Inventor: Jason K. Downer
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Patent number: 4019213Abstract: Apparatus for connecting at least one pipe-line situated on a sea-bed to a floating or semi-submersible platform which includes a vertical pipe-line section consisting of at least one flexible pipe arranged between a sinker resting on the sea-floor and an air-tank submerged at a sufficient depth to be protected from the action of the swell, the buoyancy of the air-tank being such that it maintains the flexible pipe section vertically under tension, the lower portion of the pipe-line of the section being connected to the pipe-line or lines situated on the sea-bed, while the upper end pipe-line of the section is connected to the submerged body of the platform by at least one additional pipe-line which is flexible along at least certain of its portions.Type: GrantFiled: September 16, 1975Date of Patent: April 26, 1977Assignee: CoflexipInventors: Isaac Behar, Maurice Genini
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Patent number: 4019214Abstract: A floating standing platform used as a lifesaving device. The platform includes a planar deck which is submerged in a body of water and anchored in place. U-shaped handles extend from the bottom of the deck while upright supports extending from the top of the deck support a pair of buoyant floats. The platform is anchored at a convenient place where a swimmer or the like in distress can reach the floating platform, and grasp the handles to hoist himself upon the deck to await rescue. A safety belt can be attached to one of the floats to secure the victim to the platform.Type: GrantFiled: January 19, 1976Date of Patent: April 26, 1977Inventor: Stewart Shaw
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Patent number: 4019215Abstract: A rigid box toe piece for use in the assembly of a lasted safety shoe is lined in a machine which shapes the liner and attaches it to the inner surface of the steel box. The machine includes a clamp to temporarily hold the positioned box liner with respect to a mold which is shaped to correspond to the toe end of a last. The steel box is placed over the clamped liner and a press then urges the steel box over the liner and onto the mold to press and shape the liner between the box and the mold. The liner is secured to the steel box by adhesive which is applied to the inner surface of the box before the box is placed in the machine so that the pressing step also bonds the liner to the box. The machine includes means for aligning the liner with respect to the mold.Type: GrantFiled: April 19, 1976Date of Patent: April 26, 1977Assignee: Bush Universal, Inc.Inventors: Jules N. Allard, Victor J. Gagnon
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Patent number: 4019216Abstract: A windshield wiper having a wiper blade formed with a wiping edge and attached to one or more spring bows or bails along which wiper blade on at least one side of the wiping edge facing the windshield to be wiped there is provided a pad adapted to store a cleaning fluid and evenly to release the same onto the windshield during the wiping operation. The pad is attached to a backing strip provided with fastening means projecting towards the spring bows or bails and facing each other from opposite sides of the backing strip in paired juxtaposition while the fastening means cooperate with clip means extending across the back of the wiper blade.Type: GrantFiled: April 1, 1974Date of Patent: April 26, 1977Inventor: Wolfgang Priesemuth
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Patent number: 4019217Abstract: In a machine for application of liquid compositions to workpieces by means of longitudinally extending applicator rollers, cleaning apparatus comprising at least one cleaning member for each application roller and mounting means for the cleaning member adapted to enable such to be moved into contact with the application roller and moved out of range of the application roller; each said cleaning member being adapted to be reciprocated in longitudinal extension of the application roller.Type: GrantFiled: December 1, 1975Date of Patent: April 26, 1977Assignee: Theodor Hymmen KGInventor: Otto Schinke
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Patent number: 4019218Abstract: A self contained carpet soil extractor having a carrier for a cleaning solution, waste water and an attached floor wand for cleaning the carpet requires only an external connection to a source of electricity. The cleaning solution is directed through nozzles within the wand to scrub and permeate the pile of the carpet. An agitator brush within the wand, in combination with the chemical action of the cleaning solution, loosens embedded dirt. A source of vacuum within a mouth of the wand draws the resulting mixture of cleaning solution and dirt from the carpet and conveys the mixture into the waste tank of the carrier.Type: GrantFiled: April 15, 1976Date of Patent: April 26, 1977Assignee: Chemko Industries, Inc.Inventor: Gilbert G. Cyphert
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Patent number: 4019219Abstract: A unit that may be mounted on the flat bed of a truck for sucking up roadside trash which is compressed in a collection bin and transported into the collection body of the truck. The unit includes a telescopic collection tube member which is fitted with pneumatic or hydraulic cylinders to extend sidewards to or away from the truck body and to extend downwards as required to approach trash lying on the roadside. A cutting blade may be mounted adjacent the mouth of the unit for cutting roadside weeds which are then sucked up the collection tube.Type: GrantFiled: October 3, 1975Date of Patent: April 26, 1977Assignee: The Raymond Lee Organization, Inc.Inventor: Robert A. Willenborg
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Patent number: 4019220Abstract: Hydraulic door closer apparatus comprises a cylinder and an elongated piston disposed in the cylinder, the piston being made of relatively easily machined material, but having associated with it a rack of harder, wear and impact-resistant material for transmitting forces and motion to and from the piston.Type: GrantFiled: January 13, 1976Date of Patent: April 26, 1977Assignee: Reading Door Closer CorporationInventor: Sidney Lieberman
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Patent number: 4019221Abstract: A handle for a pan or lid. At least one spring is provided on the handle for holding the handle body to either the lid or the pan. The spring is received in a groove formed in the handle body and is in the form of a leaf spring having a bent over portion forming a hook. A cross-piece is provided and is secured to either the pan or the lid. The back side of the hook is braced against a shoulder formed on the handle body and the hook portion is urged into resilient engagement with the cross-piece to hold the handle body onto the pan or lid.Type: GrantFiled: March 15, 1976Date of Patent: April 26, 1977Assignee: Heinrich Baumgarten, Eisen- und BlechwarenfabrikInventor: Gerd D. Baumgarten
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Patent number: 4019222Abstract: The digestive tract of a poultry carcass is removed for inspection without stretching the weak section of the esophagus beyond its breaking point by simultaneously pulling on the gizzard and proventriculus at opposite ends of the weak section using two separate tools. The tool which hooks beneath the proventriculus is withdrawn from the carcass at substantially the same or slightly faster rate than the tool which pulls on the gizzard and the remainder of the organs in the tract, thereby transferring stress from the weak section of the esophagus to the stronger section below the proventriculus. The tool for the gizzard comprises a generally U-shaped, open loop, while the tool for the proventriculus comprises a tongue having a bifurcated tip which can be cocked into a position for hooking beneath the proventriculus after the tongue has been fully inserted.Type: GrantFiled: January 30, 1976Date of Patent: April 26, 1977Assignee: Gordon Johnson CompanyInventors: Donald J. Scheier, Henry E. Frederick
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Patent number: 4019223Abstract: Apparatus for cutting poultry carcasses into pieces which can be from two pieces up to twelve pieces, having a power driven feeding mechanism which moves a carcass along support while it is being cut into pieces automatically by various blades. The support includes a guide bar having a projecting end suitable for being inserted through the central cavity of a poultry carcass. The feeding mechanism includes twin pneumatic cylinders arranged to cause reciprocating motion of a claw along the support, the claw being arranged to engage the carcass when this is positioned on the bar, and to cause movement of the carcass through the various cutting blades which are mounted adjacent to the support.Type: GrantFiled: October 14, 1975Date of Patent: April 26, 1977Assignee: Elsie Jennie BakerInventor: Eric Ralph Lloyd Baker
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Patent number: 4019224Abstract: An apparatus for the removal of meat from Crustacean members having tubular shells, particularly crab legs. The apparatus comprises a shell slitting device including an eccentric rotary cutter and a stationary cutter. The stationary cutter includes an elongated guide member which is introduced into an open end of the tubular shell between the meat and the shell. Also described is a conveying apparatus and a device for opening the slit shells for the removal of the meat.Type: GrantFiled: September 18, 1975Date of Patent: April 26, 1977Assignee: Canadian Patents and Development LimitedInventors: Pesi Jal Amaria, Roy A. MacLellan, James W. Tucker
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Patent number: 4019225Abstract: Fibers enter a textile mill at bale breaking equipment where fibers are distributed onto an open conveyor, and possibly blended, for transmittal to processing machinery such as opening and cleaning equipment, picker equipment for forming a lap, carding equipment, and drawing, roving and spinning equipment. The fibers are carried on the open conveyor past a spray station including at least one nozzle for spraying a finely diffused liquid onto the surface of the fiber material carried on the conveyor. The liquid is an aqueous solution which consists of about 75% water and about 121/2% of animal or vegetable fats as an active compound which is converted ionic salt by reaction of the organic acids contained in the animal and vegetable fats with an amine and subsequently with an alkyl sulfate. After passing the spray station, the fiber material may be transmitted through pneumatic conveyor systems to the additional processing equipment which ultimately converts the fibers into yarn or thread.Type: GrantFiled: June 6, 1975Date of Patent: April 26, 1977Inventor: James E. Nayfa
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Patent number: 4019226Abstract: An apparatus for automatically shaping cellulose type menstrual tampons with all the operational steps being automated wherein a cotton band used as a stock material is processed therein until a product of cocoon-like final shape suitable for use as a menstrual tampon is produced.Type: GrantFiled: January 15, 1975Date of Patent: April 26, 1977Assignee: Jex Co., Ltd.Inventors: Akira Yamauchi, Tetsu Kakuma, Hisao Yamashita, Masahiko Ariga
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Patent number: 4019227Abstract: A slide fastener stringer tape comprising a major region made of a knitted fabric with an open, net-like texture, and a relatively narrow scoop-carrying region made of a warp-knitted fabric. The major tape region is longitudinally subdivided into several subregions of progressively finer mesh size from the one lying along one of its longitudinal edges to the one lying along the other longitudinal edge. The scoop-carrying region is arranged next to and along the finest mesh subregion of the major tape region, for supporting thereon a row of scoops of any desired type.Type: GrantFiled: June 25, 1976Date of Patent: April 26, 1977Assignee: Yoshida Kogyo Kabushiki KaishaInventor: Hiroyuki Ebata
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Patent number: 4019228Abstract: A filamentary strand of a thermoplastic nature is ejected from an ejection nozzle being entrained on a heated medium flow into a stuffing chamber structured on a circulating endless surface moving at a speed slower than the ejection speed and the stuffed filamentary strand is transported, being carried by the endless surface, towards a downstream outlet of the stuffing room in such a way that the yarn mass is gradually compressed during displacement toward the downstream outlet of said stuffing room. During the transportation either a free or a positive cooling is employed. The resultant filamentary strand is provided with random, bulky and round three-dimensional crimps.Type: GrantFiled: September 10, 1975Date of Patent: April 26, 1977Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Goro Ozawa, Kenzo Kosaka, Kasumi Sato, Akio Ishikawa, Toshiyuki Nanbu, Kiyoshi Adachi, Tsutomu Okaya, Takashi Goto, Hiroshi Kitagawa
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Patent number: 4019229Abstract: Apparatus is disclosed for texturing thermoplastic continuous filament yarn wherein the distance that the yarn in compacted form moves forward in a texturizer is controlled by a particular device. The device comprises a plurality of stationary elongated juxtaposed yarn guide members arranged generally parallel with respect to the path taken by the compacted yarn and having a cumulative yarn frictional engaging length diminishing in the direction of the movement taken by the yarn in compacted form.Type: GrantFiled: September 23, 1975Date of Patent: April 26, 1977Assignee: Monsanto CompanyInventor: Pelham D. Chastang
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Patent number: 4019230Abstract: This is a unique arrangement for transmission of power, particularly for bicycles, and the like, in which arrangements are made through the use of roller clutch and ratchet arrangements or the like to provide for regular rotary leg motion or alternatively for reciprocating motion of pedals or power arms.Type: GrantFiled: June 30, 1975Date of Patent: April 26, 1977Inventor: Melville R. Pollard
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Patent number: 4019231Abstract: This disclosure depicts a method, for use in the manufacture of color television picture tubes, for attaching a frameless, curved, non-self-rigid shadow or photographic mask to a flangeless, curved faceplate, the faceplate having a concave inner surface with mask support studs extending therefrom in corner regions thereof. The method comprises providing on each corner of the mask a leaf-type spring having a stud engagement provision for retentively engaging a mating provision on one of the studs. The leaf-type spring also has indexing means separate from the stud engagement provision. The mask is supported in a substantially horizontal position, with the faceplate also being supported in a substantially horizontal position such that the concave surface of the faceplate faces a convex surface of the mask.Type: GrantFiled: July 6, 1976Date of Patent: April 26, 1977Assignee: Zenith Radio CorporationInventor: Lawrence W. Dougherty
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Patent number: 4019232Abstract: An apparatus for coupling two bars by one sleeve, which comprises dies, a die frame for supporting said dies, rods connected to one end of said frame, a bottom frame attached to the other ends of said rods, an intermediate frame supported on said rods between said die frame and said bottom frame so that it can slide along said rods and a hydraulic unit including many cylinders that can be interposed between said bottom frame and said intermediate frame to slide said intermediate frame along said rods.Type: GrantFiled: December 3, 1975Date of Patent: April 26, 1977Assignee: Daido Seiko Kabushiki KaishaInventor: Seiji Hattori
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Patent number: 4019233Abstract: A puller apparatus and method for disassembling a universal joint which has a cruciform spider and two yokes each of which has collars that carry bearing cups mounted upon the opposite arms of the spider. Integral flanges on the cups prevent them from being pulled through the collars. A puller bridge assembly has studs which extend loosely through holes in the cup flange and are screwed into threaded bores in a first collar of the first yoke; and side plates are mounted on the collars of the second yoke. Puller means has a cross head with puller arms that engage the side plates and a driver screw that bears on the bridge plate so that turning the screw separates the first yoke from the first cup. The bridge assembly and puller means are then repositioned and used to remove the second cup from the first yoke, after which the first yoke is removed.Type: GrantFiled: May 7, 1975Date of Patent: April 26, 1977Assignee: Owatonna Tool CompanyInventor: James E. Jirele
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Patent number: 4019234Abstract: Tire rasp is disclosed for a tire buffing machine in which the blades and spacers are removably assembled in holders which in turn are removably assembled between the top and base plates of a hub comprising the tire rasp. Each holder and its assembly of blades and spacers are separately removable from the reversible in the tire rasp hub.Type: GrantFiled: May 3, 1976Date of Patent: April 26, 1977Assignee: B & J Manufacturing CompanyInventors: Wayne E. Jensen, Charles Keith Stanfield
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Patent number: 4019235Abstract: A tool for removing a piston from a cylinder of a piston driven engine, particularly a diesel engine, comprises a cylindrical sleeve member having a length greater than the length of the piston to be removed, an outside diameter less than the diameter of the cylinder and in side diameter greater than the diameter of the piston. There are means adjacent one end of the sleeve member for inserting the sleeve into and removing the sleeve member from the cylinder. There are biasing means adjacent the opposite end of the sleeve member, such as flexible tabs and/or a coil spring, for engaging a wall of the piston, for example the bottom wall, to enable the sleeve member to be withdrawn from the cylinder within the sleeve member. The opposite end of the sleeve member is slightly beveled to facilitate entrance of the sleeve member into the cylinder, over the piston.Type: GrantFiled: April 30, 1976Date of Patent: April 26, 1977Inventor: Leonard Gregg
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Patent number: 4019236Abstract: This invention relates to a press useful for terminating or crimping an electrical connector to a cable. More particularly the press includes die members which crimp the connector about the cable. The press further contains a lever arm adapted to securely hold the connector in crimping position so that conventional guards normally employed with crimping presses are not now necessary.Type: GrantFiled: December 31, 1975Date of Patent: April 26, 1977Assignee: AMP IncorporatedInventor: Lloyd Carl Osman
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Patent number: 4019237Abstract: A tool for disassembling hydraulic valve lifters of the type having a housing enclosing a plunger longitudinally movable through a cylindrical cavity therein, the plunger having a coaxial cavity therein with a circumferential lip or groove adjacent the open end thereof. A shaft communicates into the coaxial cavity of the plunger. The shaft has at the distended end thereof an annular head for engaging the circumferential lip adjacent the open end of the plunger. The distended end of the shaft and the annular head also include a longitudinal slot therethrough parallel to the axis of the shaft. An activating device is included adjacent to the longitudinal slot for enlarging the annular head to engage the circumferential lip inside the plunger. The tool also includes a frame for communicating with and restraining the longitudinal movement of the housing.Type: GrantFiled: October 30, 1975Date of Patent: April 26, 1977Inventor: Alvia K. DeRee
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Patent number: 4019238Abstract: Sheet material pieces are riveted together by punching a hole in the pieces with a rivet driven through them and into an oversize female die, which is then moved to move the penetrated pieces towards the head of the rivet. The rivet is further advanced so that the end which has penetrated the pieces is flattened and radially enlarged against an anvil. This radially enlarged end may be withdrawn from the oversize female die.Type: GrantFiled: October 8, 1975Date of Patent: April 26, 1977Assignee: Furma Manufacturing Co. Pty. Ltd.Inventor: Ralph Fuhrmeister
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Patent number: 4019239Abstract: Magnetite, Fe.sub.3 O.sub.4, can be transformed into articles having a high electrical conductivity by heating magnetite powder to a temperature of 900.degree. - 1300.degree. C and compacting said heated powder to form an article having a porosity below 3% by volume.Type: GrantFiled: September 11, 1974Date of Patent: April 26, 1977Assignee: Hoganas AktiebolagInventor: Georg Heinrich Artur Gerhard Bockstiegel
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Patent number: 4019240Abstract: In gapping a stringer of a slide fastener, a plurality of interlocking elements in a portion to be gapped are gripped, such as by a comb, while the tape is clamped or held, and then relative movement is produced between the gripped fastening elements and the held tape either by moving the gripped elements or the held tape with a pivoted motion to pull the gripped elements seriatim from the tape.Type: GrantFiled: May 28, 1975Date of Patent: April 26, 1977Assignee: Textron, Inc.Inventor: Norman W. MacFee
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Patent number: 4019241Abstract: The interior passageway formed at the central axis of a bundle of at least three cylindrical elements which are drawn together within a contractable outer member serves to maintain the ends of optical fibers or the like in accurate axial alignment to provide a splice joint or connection thereat.Type: GrantFiled: November 10, 1975Date of Patent: April 26, 1977Assignee: Thomas & Betts CorporationInventor: Maurus C. Logan
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Patent number: 4019242Abstract: Method and apparatus for filling viscous dampers in which the method comprises assembling a damper housing with an inertia weight placed loosely therewithin and a housing top having a single aperture therein and adapted to provide a complete closure for the inertia weight, placing the assembly in a vacuum chamber equipped with an electron beam welding device and means for effecting relative movement between the assembly and the electron beam welding device, and inserting a valve and fitting sealingly within said aperture with the valve in an open position, evacuating the vacuum chamber to provide a vacuum within the chamber and within the damper assembly, effecting movement between the assembly and the device to sealingly weld the top to the damper housing, closing the valve, attaching means for supplying a viscous fluid under pressure to said valve, removing the valve from the damper assembly, and welding a plug within the aperture to sealingly retain the fluid within.Type: GrantFiled: October 8, 1975Date of Patent: April 26, 1977Assignee: Caterpillar Tractor Co.Inventors: Donald G. Zook, Kenneth J. Miller, Eugene K. Patton
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Patent number: 4019243Abstract: An improved writing point assembly for stylographic, or tube pens and a method for making such an improved writing point. The writing tube itself may be formed by a deep drawing operation and then secured, in a surrounding relationship, to the front end of a plastic cylindrical member, which itself may be formed by being injection molded within the writing tube.Type: GrantFiled: March 12, 1976Date of Patent: April 26, 1977Assignee: Koh-I-Noor Rapidograph, Inc.Inventor: Lasse Kuparinen
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Patent number: 4019244Abstract: Spiral wound gasket assembly and method of making same, wherein a spiral wound gasket ring is positioned in an inner groove in a metal gauge ring and a deformation is formed in the gauge ring adjacent the groove to reduce the size of the gauge ring groove to retain the gasket ring within the groove.Type: GrantFiled: February 17, 1976Date of Patent: April 26, 1977Assignee: Lamons Metal Gasket CompanyInventors: A. B. Owen, Bruce M. Gifford
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Patent number: 4019245Abstract: A device for clamping tools in the seat of a tool magazine. The device has a cam at the one end of which there is a projection which is adapted to be contacted by the grip of the autooperator. The cam is seated on an axle which is located in the face portion of the seat of the tool magazine; stops are provided for determining the terminal positions of the cam. The cam may be shaped as a plate, in one end of which there is a stop for engagement with a key of the seat of the tool magazine.Type: GrantFiled: September 25, 1975Date of Patent: April 26, 1977Assignee: Institute za Metalloobrabotvashti MachiniInventors: Nikola Dimov Stoilov, Ivan Konstantinov Hoklar
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Patent number: 4019246Abstract: A machine tool includes an indexing device for indexing a spindle to a predetermined angular position for engagement between a key member disposed upon the spindle and a key-way disposed upon a tool to be used. When either the tool, to be used next, upon a tool storage magazine, or a used tool, held upon the spindle, is a tool utilized for heavy cutting, the indexing device is operated before the tool change operation is performed. On the other hand, when the tool to be used next, and the used tool, are both tools utilized for light cutting, the tool change operation is performed without operation of the indexing device.Type: GrantFiled: October 23, 1975Date of Patent: April 26, 1977Assignee: Toyoda Koki Kabushiki KaishaInventors: Tamaki Tomita, Manabu Hosokawa
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Patent number: 4019247Abstract: The fabrication of a charge-coupled device consists in forming an insulating layer in the form of a periodic series of insulating steps, in depositing a metallic layer on alternate steps so as to form electrodes, in implanting regions doped with a type opposite to the substrate into the surface of the semiconductor by directing an ion beam through the insulating steps of small thickness which are transparent to the beam, and in connecting each electrode to a control line.Type: GrantFiled: January 2, 1975Date of Patent: April 26, 1977Assignee: Commissariat a l'Energie AtomiqueInventors: Joseph Borel, Jacques Lacour, Gerard Merckel
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Patent number: 4019248Abstract: The peripheral boundary of a plane pn junction of a semiconductor device, for example, the base-collector junction of a transistor, that is required to withstand high reverse voltages in operation of the device is defined by a channel having a side-wall defining the peripheral boundary of the junction. The channel is formed by firstly mechanically cutting a desired contour channel into a surface of a semiconductor body which has the junction formed therein. The channel is then subjected to chemical etching to remove semiconductor material damaged as a result of the mechanical cutting step and the channel is filled with an insulating glass to provide a protective coating over the pn junction and prevent contamination of the junction by a subsequently applied epoxy resin encapsulant for the device.Type: GrantFiled: June 16, 1975Date of Patent: April 26, 1977Assignee: Texas Instruments IncorporatedInventor: Christopher Thurson Black