Patents Represented by Attorney John T. Meaney
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Patent number: 4043845Abstract: A magnetic material comprising a substantially homogeneous mixture of rare earth, cobalt, and carbon elements, the percentage weight of the carbon component being in the range of about 1 percent and one-hundreth of one percent of the mixture; and a magnet made therefrom.Type: GrantFiled: November 28, 1975Date of Patent: August 23, 1977Assignee: Raytheon CompanyInventor: Norman J. Dionne
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Patent number: 4043317Abstract: A solar collector of the type embodying a collector plate with fluid conduits disposed in heat-conductive relation to the plate, and a transparent cover spaced above the plate-conduit assembly, with venting devices being provided in opposite end portions of the assembly for permitting cool air circulation within the space between the plate and cover to maintain the temperature of the collector below an established level.Type: GrantFiled: July 2, 1976Date of Patent: August 23, 1977Assignee: Raytheon CompanyInventor: Howard Scharfman
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Patent number: 4036079Abstract: A brake lock knob assembly comprising a bushing disposed to bindingly engage an axially inserted shaft end portion and having a first frictional brake surface disposed in releasable resilient engagement with a second frictional brake surface of an adjacent nonrotatable member, and an axially movable knob shell having an inwardly projecting portion disposed to disengage the brake surfaces and having interlocking means for rotatably engaging the bushing.Type: GrantFiled: May 3, 1976Date of Patent: July 19, 1977Assignee: Raytheon CompanyInventor: Albert R. Pratt
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Patent number: 4034283Abstract: A voltage divider comprising a coaxial array of spaced parallel, capacitive plates connected to one another by respective resistive elements disposed between the plates.Type: GrantFiled: August 28, 1975Date of Patent: July 5, 1977Assignee: The Machlett Laboratories, IncorporatedInventor: Anthony Pellegrino
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Patent number: 4033322Abstract: A windowed door structure for an oven such as used for household baking and broiling functions, for example, which door structure assumes relatively low exterior surface temperatures during operation of the oven by virtue of the fact that the window overlies the window opening and is spaced from the front panel of the door around the window opening so as to provide a substantially dead air space between the window and the spaced underlying panel and rear window.Type: GrantFiled: January 5, 1976Date of Patent: July 5, 1977Assignee: Raytheon CompanyInventor: Harry W. Seidel
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Patent number: 4029572Abstract: A rotary drum air classifier apparatus for separating light and heavy materials introduced into the drum by conveyor means, means for producing a flow of air at relatively high velocity through the drum for entraining light materials, heating means encircling the drum for radiatively heating the drum and drying materials therein during the separation process, and means at one end of the drum for heating air as it enters the drum for further assisting in the drying process.Type: GrantFiled: October 3, 1975Date of Patent: June 14, 1977Assignee: Raytheon CompanyInventors: Michael J. Theodore, Malcolm M. Paterson, William J. Paxson
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Patent number: 4029573Abstract: Waste segregating apparatus for separating selected nonferromagnetic conductive metals from other nonferromagnetic materials in a commingled supply thereof, comprising means for forming a moving supply of shredded nonferromagnetic materials into a plurality of streams, a first separation stage comprising a plurality of adjustable ramps for receiving respective streams and including steady-state magnetic means for splitting each stream into at least three streamlets containing materials having different conductivity characteristics, and a second separation stage comprising additional ramps for receiving selected ones of said streamlets and separating them still further into additional streamlets.Type: GrantFiled: March 17, 1975Date of Patent: June 14, 1977Assignee: Raytheon CompanyInventors: Michael J. Theodore, John S. DiMercurio
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Patent number: 4023005Abstract: A method of welding high reflectivity materials by laser radiation comprising cladding material in the area to be welded with a low reflectivity material and subsequently directing a coherent beam of laser radiation, pulsed or continuous, onto the clad material to form in the weld area a molten alloy of the two materials which, when cooled, forms a weld nugget which is integrally bonded with the high reflectivity material.Type: GrantFiled: April 21, 1975Date of Patent: May 10, 1977Assignee: Raytheon CompanyInventor: Stephen R. Bolin
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Patent number: 4018716Abstract: A radiographic system comprising an X-ray source disposed to direct an X-ray beam through an adjustable shutter aperture in an aligned collimator and onto an image receptor in a holder located at a preselected distance from the source; and automatic means for preventing an X-ray exposure until prescribed operating conditions have been satisfied, the automatic means including read-only-memory means for storing the prescribed conditions therein and ascertaining whether or not the prescribed conditions have been met.Type: GrantFiled: June 16, 1975Date of Patent: April 19, 1977Assignee: The Machlett Laboratories, IncorporatedInventors: Thomas W. Fitzsimmons, Vincent Berluti, Jr., Howard G. Wagner, Jonathan S. Shapiro
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Patent number: 4017757Abstract: An X-ray tube comprising an evacuated envelope having therein a plurality of anode target materials suitably disposed for bombardment by respective electron beams, either simultaneously or alternatively, each of the electron beams being independently variable with respect to one another.Type: GrantFiled: January 2, 1976Date of Patent: April 12, 1977Assignee: The Machlett Laboratories, IncorporatedInventor: Donald F. DeCou, Jr.
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Patent number: 4016071Abstract: Apparatus for separating magnetic materials from nonmagnetic materials in a supply of mixed waste material, comprising an inclined rotary drum having loading means for introducing a continuous flow of mixed waste materials into the drum, means for simultaneously directing a stream of air at relatively high velocity through the drum to entrain and thereby remove light materials from the mixture therein out of the higher end thereof, means for rotating the drum to move heavy materials toward the lower end thereof, and magnetic means for selecting magnetic materials from the separated heavy materials and removing the magnetic materials separately from the drum.Type: GrantFiled: September 15, 1975Date of Patent: April 5, 1977Assignee: Raytheon CompanyInventor: Malcolm M. Paterson
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Patent number: 4005322Abstract: A rotating anode target for X-ray tubes comprising a substrate disc provided with an annular marginal portion having opposed bevel surfaces convergent toward an outer peripheral edge of the disc, one of the surfaces being coated with a layer of X-ray emissive material which extends around the peripheral edge and terminates in an annular feathered edge merging with the opposed bevel surface of the disc.Type: GrantFiled: March 8, 1976Date of Patent: January 25, 1977Assignee: The Machlett Laboratories, IncorporatedInventor: Thomas J. Koller
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Patent number: 4003830Abstract: A materials separator for segregating nonferromagnetic conductors from commingled nonferromagnetic materials, the separator including guide means for directing nonferromagnetic materials into a stream, and steady-state magnetic means comprising a plurality of north and south magnetic poles arranged in stripes of alternating polarity at a substantially uniform angle to the stream for establishing in the path of the stream a periodic series of oppositely directed, static magnetic fields which induce eddy-currents in the conductors.Type: GrantFiled: February 24, 1975Date of Patent: January 18, 1977Assignee: Raytheon CompanyInventor: Ernst F. R. A. Schloemann
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Patent number: 4002559Abstract: A screw conveyor for moving water-laden materials from one location to another comprising a feeder screw extending longitudinally within an enclosing duct or housing and a dewatering cylinder closely encircling the screw and comprised of closely spaced elements of substantially triangular or teardrop cross-sectional shape to remove water from the material as it is moved progressively along the duct by the flights of the screw.Type: GrantFiled: August 25, 1975Date of Patent: January 11, 1977Assignee: Raytheon CompanyInventors: Malcolm M. Paterson, Michael J. Theodore
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Patent number: 3995214Abstract: A magnetic metering system comprising a transversely magnetized cylinder carrying a radially extending pointer and mounted for axial rotation between a diametrically disposed pair of biasing magnets and a diametrically disposed pair of solenoid coils, and rotation compensating means disposed between the biasing magnets and the solenoid coils for providing the cylinder and pointer with an angular movement proportional to changes in a current flowing through the solenoid coils.Type: GrantFiled: September 25, 1975Date of Patent: November 30, 1976Assignee: Raytheon CompanyInventor: Norman J. Dionne
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Patent number: 3986409Abstract: A push-to-engage device comprising a hollow knob having axially disposed therein an independent bushing provided with a fastener for bindingly engaging an inserted end portion of a rotatable shaft and with a plurality of recesses disposed for engagement with keys protruding inwardly from the knob, and an external resilient device coupled to the knob for positioning the keys in spaced relationship with the recesses in the bushing.Type: GrantFiled: July 7, 1975Date of Patent: October 19, 1976Assignee: Raytheon CompanyInventors: William V. Tripp, Robert H. Broadbent
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Patent number: 3986397Abstract: A fluid flow system including a pressurized fluid source operatively connected through a uni-adjustment flow dividing valve to a plurality of loads, the valve comprising a hollow housing having movably disposed therein a channelled member which provides means for simultaneously adjusting the flow of fluid from the source to each of the respective loads in a smooth transitional manner.Type: GrantFiled: August 18, 1975Date of Patent: October 19, 1976Assignee: Raytheon CompanyInventor: Henry W. Perreault
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Patent number: 3977918Abstract: A method of making an integral toroidal magnet comprising the steps of compacting suitable magnetic powder material into a toroidal shape while subjecting it to a particle aligning magnetic field, hot pressing the compacted powder toroid in a confining die at a temperature and pressure sufficient to cause shrinkage of the toroid in the axial direction and provide a packing density greater than 93% of the theoretical maximum value and substantially unidimensional shrinkage, heat treating the toroid at a temperature sufficiently higher than the hot pressing temperature to achieve an enhanced crystallographic alignment equivalent to the alignment obtained by sintering, annealing the toroid at a temperature sufficiently lower than the heat treating temperature to provide a magnetic coercivity similar to the coercivity achieved by annealing after sintering, and magnetizing the heat treated toroid in the direction of crystallographic alignment.Type: GrantFiled: April 7, 1975Date of Patent: August 31, 1976Assignee: Raytheon CompanyInventors: Albert E. Paladino, Paul F. Weihrauch
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Patent number: 3970547Abstract: A rotary drum air classifier system which includes a side feed hopper by which mixed materials to be separated are fed to a screw feed which deposits the materials inside the drum for major separation into light and heavy materials, the screw feed being longitudinally adjustable and including air injection means for fluidizing the mixed materials as they are being transported to the drum and thus accomplishing a preliminary stage of air classification during the time the mixed materials are transiting the length of the feed screw.Type: GrantFiled: May 22, 1975Date of Patent: July 20, 1976Assignee: Raytheon CompanyInventors: Michael J. Theodore, Malcolm M. Paterson, Vernon L. Schrimper
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Patent number: 3968375Abstract: An X-ray cassette holder having adjustable track means for slidably receiving a film cassette and positioning it longitudinally, the holder also including automatic clamping means locked in the open position and actuated by insertion of the cassette to close on opposing sides thereof for centering the cassette transversely in the holder.Type: GrantFiled: December 13, 1974Date of Patent: July 6, 1976Assignee: The Machlett Laboratories, IncorporatedInventors: Leonard F. Peyser, Roger L. Hibbert