Patents Assigned to O
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Patent number: 3992137Abstract: A gas burner for a water heater provides a unitary bracket removably connected to a gas supplying tube and supporting both a pilot burner and a main burner. The unitary support bracket includes a U-shaped portion surrounding an air-gas mixing area communicating with a centrally located gas inlet opening of a gas distributing head providing a plurality of spaced gas outlet ports. A base portion of the U-shaped bracket portion is spaced from the gas distributing head and includes a tube receiving opening and a pair of flanges functioning with a pair of corresponding tabs on the tube to provide a releasable bayonet type connection. An extension of the unitary bracket removably mounts the pilot burner assembly so that the flame axis is spaced adjacent to the gas outlet ports of the gas distributing head.Type: GrantFiled: February 21, 1975Date of Patent: November 16, 1976Assignee: A. O. Smith CorporationInventor: John A. Streisel
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Patent number: 3992608Abstract: Attachment for securing an electric heating element and a thermostat to a water heater. An external fitting is welded around an opening in a water heater tank through which the heating element extends and is secured to oppositely disposed flanges on the outer portion of the fitting by a selectively rotatable latching cap which has ears on the inside which engage the inner portion of the respective flanges of the fitting. A bracket engages the thermostat at the upper end and has a pair of spaced arms at the lower end extending along each side of the fitting with an upstanding abutment on each arm which engages the underside of the flanges of the fitting to hold the bracket and the thermostat against the tank wall. A second upstanding abutment of greater height than the first abutments is located between the first mentioned abutments and engages the fitting flanges to prevent rotation of the bracket.Type: GrantFiled: October 1, 1975Date of Patent: November 16, 1976Assignee: A. O. Smith CorporationInventor: Robert L. Snavely
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Patent number: 3990672Abstract: A portable, reusable concrete form is set forth. At least two substantially identical wall sections have inner walls cooperating with one another to form an elongate cavity of desired transverse cross-sectional shape, being that of the concrete product to be formed. Each of the wall sections also has an outer wall with connecting walls spacing the outer walls from the inner walls, to form elongate spaces therebetween which are filled with insulating material. This enables the concrete to be poured in colder weather than otherwise. The wall sections also have cooperating means for enabling the inner walls to be positioned in registry and the sections have means for releasably holding them in assembled relationship when the concrete is poured. The form also preferably includes a base member which holds the lower ends of the wall sections in position and an upper collar member which helps to hold the upper ends of the wall sections in position.Type: GrantFiled: January 27, 1975Date of Patent: November 9, 1976Assignees: C. O. Buchanan, James L. HetherwickInventor: Michael S. Buchanan
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Patent number: 3989470Abstract: Particulate foamed fertilizers and combination products in which other active ingredients are combined with such fertilizers. Methods and apparatus for making foamed fertilizers and combination products in which provision is made for combining ingredients, curing, drying, and comminuting the material thus obtained, separating and agglomerating fines and adding them to the comminuted product, and incorporating active ingredients into the comminuted product.Type: GrantFiled: December 11, 1972Date of Patent: November 2, 1976Assignee: O. M. Scott & Sons CompanyInventors: Richard H. Czurak, Robert M. Thompson
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Patent number: 3987838Abstract: A partition system for use in defining selected areas within a larger space includes a plurality of upstanding support posts arranged in spaced relation and each having mounting structure thereon adapted to receive and retain thereon spaced locking portions of respective end edge members mounted on respective wall panels. The mounting structure has a plurality of longitudinally extending and circumferentially spaced ribs each adapted for cooperative locking engagement with a respective one of the locking portions of a respective one of the end edge members.Type: GrantFiled: August 4, 1975Date of Patent: October 26, 1976Assignee: The Glen O'Brien Movable Partition Co., Inc.Inventors: David H. LaGue, David A. Anderson, Stephen R. Nichols
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Patent number: 3987591Abstract: A honing tool having an elongated tubular body adapted to be supported for rotational movement about a longitudinal axis in a bore of a workpiece, and adapted for reciprocation in said bore. The tubular body has a reduced diameter lower end on which is slidably mounted a symmetrical, reversible body shell which is secured to said body by a pair of symmetrical, reversible drive keys and a retainer end plug. A plurality of transverse and longitudinally extended slots are formed through the body shell and the reduced diameter lower end of the body, at evenly spaced radial positions, for the reception in each of the slots of a single honing stone which has an outer face that is convexly formed. A stone expander is operatively mounted in each of said slots, against the inner side of the honing stone in each respective slot, for pushing the honing stones outwardly into operative engagement with a bore to be finished.Type: GrantFiled: January 26, 1976Date of Patent: October 26, 1976Assignee: Ex-Cell-O CorporationInventor: Albin Stanley Czubak
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Patent number: 3985324Abstract: A tool holder is disclosed for mounting garden tools and the like on a garage wall pegboard or similar site. The holder includes a standard having a pair of outwardly and upwardly flaring tool-supporting arms. To mount this standard on the pegboard, a bracket has a platform shaped for superimposition over a mediate standard web. Tabs extending from bracket platform bases engage holes formed in the pegboard.Type: GrantFiled: October 16, 1975Date of Patent: October 12, 1976Assignee: Charles O. Larson Co.Inventor: Charles O. Larson
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Patent number: 3985486Abstract: The nozzle manifold assembly of an injection molding machine is infinitely adjustable horizontally perpendicular to the nozzle axis. The nozzles themselves project through slots in the front clamp plate of the machine which give flexibility to the mold designer in his placement of sprues and runners for filling the mold. Additionally this manifold assembly and its associated injection hardware, such as the shot accumulator, hydraulic pressure accumulator and valving, are mounted on a carriage assembly which is capable of moving horizontally in a direction parallel to the axis of the nozzles thereby allowing the nozzles and associated heater bands to be accessed and maintained without the need for removing the mold from the machine.Type: GrantFiled: December 20, 1974Date of Patent: October 12, 1976Assignee: Ex-Cell-O CorporationInventor: James W. Hendry
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Patent number: 3982872Abstract: A lateral transfer preform loading method and apparatus for stretch blow molding machines. The method of the present invention incorporates the principle of laterally shuttling a set of finished products from a mold assembly and simultaneously shuttling laterally a set of preforms into the mold assembly. The first named set of finished products is discharged while the aforementioned preforms are going through a stretch blow molding operation to produce a second set of finished products. The second named set of finished products is then shuttled laterally from the mold assembly while simultaneously another set of preforms is moved laterally into operative relationship with the mold assembly. The aforementioned simultaneous steps of loading and unloading the mold assembly are continuously repeated. The mold assembly may be provided with one or more molds. The method may be carried out with a plurality of mold assemblies.Type: GrantFiled: June 16, 1975Date of Patent: September 28, 1976Assignee: Ex-Cell-O CorporationInventors: Ivan L. Kauffman, Robert C. Kellogg
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Patent number: 3982737Abstract: A spring assembly for a seat having a rigid frame including front and rear rails, comprising a flexible deck sheet connected at its rearward edge to said rear frame rail, with its forward edge spaced rearwardly from the front frame rail, a series of angled levers spaced across the forward edge of the deck sheet and vertically pivoted thereon, the longer upper legs of the levers being inclined upwardly to be spaced at their upper ends above the front frame rail to form a bolster support, links connecting the free ends of the shorter lower legs of the levers to the front frame rail, and springs applying elastic tension to the deck sheet, lower level legs and links between the front and rear frame rails.Type: GrantFiled: April 9, 1975Date of Patent: September 28, 1976Assignee: Flex-O-Lators, Inc.Inventors: John G. Platt, Harmon W. Arnold, Lloyd E. Tieman, Robert O. Isaacs
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Patent number: 3981034Abstract: A box spring assembly for a two-person bed consisting of a rectangular frame, a pair of flat, fabric-type spring sheets extending the length of the frame at opposite sides thereof so that each forms the mattress support for one person, the sheets being secured at their distal edges to the frame, and secured together at their contiguous edges by a series of laterally extending springs, the frame providing a vertical support for the springs generally at the level of the distal edges of the sheets.Type: GrantFiled: March 24, 1975Date of Patent: September 21, 1976Assignee: Flex-O-Lators, Inc.Inventors: Robert D. MacMorran, Lloyd E. Tieman, Raymond L. McQuitty
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Patent number: 3981194Abstract: A flow meter system having the components of a meter with a housing and a rotator and a sensor thereon, and an electronic digital counter and an electric timer are connected with the sensor, all for determining the quantity of flow of fluid through the meter. The sensor is a radio frequency type and the rotor has a metallic piece which disturbs the radio wave in effecting the counting of the revolutions of the rotor.Type: GrantFiled: August 21, 1975Date of Patent: September 21, 1976Assignee: William O. LehmanInventors: Bernard G. Blise, Norman H. Jessen
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Patent number: 3979859Abstract: An improved tool for pressure generating teeth on the periphery of a cylindrical workpiece and an improved method of making such tool, the tool being provided with tooth forming teeth having a unique configuration which increases the strength of the teeth on the tools and the useful life of the tools. The method comprising alternate steps of dressing the periphery of the forming wheel and advancing the forming wheel into additional sections of the tool body.Type: GrantFiled: December 9, 1974Date of Patent: September 14, 1976Assignee: Ex-Cell-O CorporationInventor: Robert L. Miller
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Patent number: 3978854Abstract: A demand regulator for admitting oxygen into emergency breathing systems, resuscitators, and the like comprising a casing supporting a diaphragm and providing a chamber on one side of the diaphragm communicating with the breathing system. The other side of the diaphragm is open to atmospheric pressure. A tilt valve assembly connected to a source of pressurized oxygen opens into the chamber at one side of the diaphragm and includes an elongated tilt valve stem having a free end disposed proximate the center of the diaphragm. The tilt valve is disposed at an acute angle to the diaphragm and is seated by a light cone spring so that only a slight pressure of the diaphragm on the valve stem is required to dislodge the valve from its seat to permit an inflow of oxygen through the valve. For use in a resuscitator, an exhaust check valve and means for normally actuating the tilt valve while closing the check valve are provided.Type: GrantFiled: April 8, 1975Date of Patent: September 7, 1976Assignee: Lif-O-Gen, Inc.Inventor: Justin W. Mills, Jr.
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Patent number: 3978572Abstract: A pipe joint make up tool for joining pipe members together including pipes and fittings and caps in which gripper half collars having a tapered rail along each facing edge are placed around a pipe and wedging clamps having complementary flanges are thereby engaged with the rails of the collars on opposite sides of the pipe. Each collar has an internal gripping surface of flexible material. The gripper collars are each provided with a hydraulic cylinder connected to a common hand pump or to other power means. Cables or chains are located diametrically opposite each other and connected to the piston of each hydraulic cylinder on the first pipe and to wedging clamps assembled on the gripper half collar disposed around the second pipe. As force is applied by the hydraulic cylinders the wedging action as the pipes are pulled together sockets one pipe into the other at the joint between them. A gauge in the hydraulic system is used as a force indicator.Type: GrantFiled: October 10, 1975Date of Patent: September 7, 1976Assignee: A. O. Smith-Inland, Inc.Inventor: Robert M. Jackman
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Patent number: 3978733Abstract: A sampler for extracting core samples from a mass of sugar cane. The sampler is mounted on a fixed or movable support which includes a plate member on which the cylinder of an operating jack is mounted.The piston of the jack is secured at one end of a rod which has at its other end another piston for expelling core samples. A sleeve extends around a portion of the length of the rod and rotatably mounts a hollow cylindrical core cutter with a toothed cutting edge. A motor is mounted on the sleeve for rotating the core cutter. Selectively operable temporary securing fingers are provided on the sleeve of alternate engagement with a collar on the rod so that the sleeve, core cutter and rod are displaceable in unison by the jack for lowering and raising the core cutter into and out of a mass, and with the plate member for preventing the axial movement of the core cutter with respect to the support so that displacement of the rod displaces the other piston in the core cutter to expel the core sample.Type: GrantFiled: March 8, 1974Date of Patent: September 7, 1976Assignee: F. A. P. M. O.Inventor: Patrick Paul Avot
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Patent number: 3974445Abstract: A portable kilovoltmeter especially suited for measuring the secondary voltage of an ignition coil includes an operational amplifier whose input is connected via an input circuit to the ignition coil secondary winding and whose output is connected via an output circuit to a galvanometer on which the secondary voltage is read. The input circuit to the operational amplifier includes a probe which forms a portion of a capacitive voltage-dividing network via which the secondary voltage is reduced in amplitude before it is supplied to the operational amplifier input. The probe includes a capacitive probe element which makes contact with the hot terminal of the ignition coil secondary and a length of high-tension, high-resistance conductor which leads from the probe element to the console containing the galvanometer and the kilovoltmeter circuitry.Type: GrantFiled: October 31, 1974Date of Patent: August 10, 1976Assignee: Merc-O-Tronic Instruments CorporationInventors: Thomas J. Crouch, Larry G. Hait
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Patent number: 3972097Abstract: A tool forming an attachment to the dipper arm of an excavator, especially for processing scrap automobiles, which includes an extension member that is fixedly connected to the dipper arm and projects beyond the free end portion of the latter. The free end portion of this extension member forms a gripping and shearing structure with a ripping tooth member which preferably forms a two-arm lever pivotally supported by the free outer end of the dipper arm. The longer arm of the two-arm lever cooperates with the extension member while forming a gripping device therewith, whereas the shorter arm of the two-arm lever cooperates with a shearing member supported by the extension member and forms a shear therewith.Type: GrantFiled: October 10, 1974Date of Patent: August 3, 1976Assignee: O & K Orenstein & Koppel AktiengesellschaftInventor: Rudi Schakat
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Patent number: 3973265Abstract: The temperature Recording instrument contains the usual thermal measuring system consisting of a bellows assembly, a temperature sensitive bulb and capillary tubing between the bellows and bulb and a recording system including a marking element which is responsive to the energization of the bellows for permanently indicating the temperature sensed by the bulb on chart paper mounted on a base plate located in the instrument housing. A fulcrum having an axis extends through the base plate and carries a bracket which is provided with one slot or with a pair of slots on opposite sides of the axis. A spool is located in one or the other of the slots. An adjusting screw is carried by the bracket and is threadedly connected to the spool. Rotation of the adjusting screw is effective to move the spool in the corresponding slot relative to the fulcrum's axis. The marking element is located on the chart side of the base plate and is secured to the bracket.Type: GrantFiled: May 1, 1975Date of Patent: August 3, 1976Assignee: H. O. Trerice Co.Inventor: Richard A. Andrews
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Patent number: 3971190Abstract: The article depositing and transferring apparatus has a plurality of rows of abutted containers fed to a grid or a carrier means at a processing station where a vertically movable control means having a plurality of individual push or transfer rods releasably attached thereto is provided. Suction cups releasably attach push rods individually to the control means whereby when the control means is driven vertically downwardly, the individual rods engage individual articles on the grid and forcibly move them downwardly for article deposit action, but if an obstruction is encountered the rods individually release and permit the remainder of the apparatus to function normally. Or the rods may have end members to engage the articles for controlled transfer or deposit of the same.This invention generally relates to article packaging or caser apparatus.Type: GrantFiled: February 20, 1975Date of Patent: July 27, 1976Assignee: A-T-O Inc.Inventor: Robert W. McGill