Patents Represented by Attorney John T. Meaney
  • Patent number: 4243285
    Abstract: A combination clamp and plug type electrical connector comprising a longitudinally extended pair of electrically conductive jaws mounted for relative pivotal movement and protruding from a dielectric sleeve having slidably supported therein resilient means for adjustably exerting an inwardly directed pressure on the jaws to maintain a clamping electrical contact with an interposed conductor, or for adjustably exerting an outwardly directed pressure on the jaws to maintain electrical contact with conductive wall portions of an electrical receptacle.
    Type: Grant
    Filed: December 26, 1978
    Date of Patent: January 6, 1981
    Assignee: Raytheon Company
    Inventors: Charles F. Crowley, Albert R. Pratt
  • Patent number: 4234792
    Abstract: A radiation detector, particularly suitable for use in computerized tomographic scanning systems, comprising a scintillator crystal having one window surface optically connected with a photodetector, preferably a semiconductor device, and having other surfaces diffused and tapered whereby the window surface is enabled to see all other surfaces so as to provide efficient passage of light photons from the crystal through the polished surface to the photodetector.
    Type: Grant
    Filed: September 29, 1977
    Date of Patent: November 18, 1980
    Assignee: Raytheon Company
    Inventors: Donald F. DeCou, Terence Roach
  • Patent number: 4226704
    Abstract: A material handling apparatus comprising an air classifier system which includes a material receiving chamber having at its lower end a discharge conveyor which removes material from the chamber to another area, and conveyor means within the lower end portion of the chamber for moving material which has been deposited in the chamber and discharging it onto the discharge conveyor without clogging, together with suitable air locks and controls for regulating material flow through the apparatus.
    Type: Grant
    Filed: March 1, 1978
    Date of Patent: October 7, 1980
    Assignee: Raytheon Company
    Inventors: Malcolm M. Paterson, Michael R. Grubbs, Eugene J. Coulombe, William J. Paxson
  • Patent number: 4227112
    Abstract: An X-ray tube including a tubular envelope having therein an X-ray target comprised of a support body made of a first material and provided with a composite surface layer comprising a controlled gradient of a second material disposed in the first material, one of the materials being an X-ray emissive material and the other of the materials being a heat absorbent material, and an electron emitting cathode disposed to beam electrons onto a focal spot area of the composite surface layer.
    Type: Grant
    Filed: November 20, 1978
    Date of Patent: October 7, 1980
    Assignee: The Machlett Laboratories, Inc.
    Inventors: John S. Waugh, Martin Braun
  • Patent number: 4225787
    Abstract: A control system for rotating anode x-ray tubes comprising an x-ray tube including an anode rotated by a motor having mounted therein photoelectric means for sensing rotational movement of the anode, and circuit means electrically connected to the tube, the photoelectric means, and the motor for regulating operation of the tube and rotational speed of the motor in accordance with parameters selected for operation of the tube.
    Type: Grant
    Filed: November 2, 1977
    Date of Patent: September 30, 1980
    Assignee: The Machlett Laboratories, Inc.
    Inventors: Jonathan S. Shapiro, William P. Holland
  • Patent number: 4210527
    Abstract: An air classifier system which embodies two rotary drum classifiers, each with an individual adjustable plenum, the drums being individually angled at selected inclinations and the plenum capacities being variable, so that two separate masses of commingled materials such as municipal refuse and oversize bulky waste, for example, may be simultaneously classified and will produce a combined single output of refuse derived fuel.
    Type: Grant
    Filed: April 12, 1979
    Date of Patent: July 1, 1980
    Assignee: Raytheon Company
    Inventors: Malcolm M. Paterson, William J. Paxson, Stewart B. Olson
  • Patent number: 4201096
    Abstract: A knob assembly comprising a cup-shaped knob shell having therein a coaxial pair of oppositely wound coil springs disposed for binding engagement with a surrounding wall of a race and having respective terminal end portions engaging an encircled portion of an axially rotatable bushing which is provided with fastening means for rotatably engaging an axially inserted shaft, the springs having other terminal end portions engaged by respective oppositely rotatable lever arms mounted on the bushing and having end portions aligned with axially spaced projections of the knob shell, whereby axial movement of the shell causes the projections to pivot the lever arms in opposite angular directions to release the coil springs windingly from binding engagement with the wall of the race and permit rotation of the bushing and engaged shaft in response to rotary movement of the knob shell.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: May 6, 1980
    Assignee: Raytheon Company
    Inventors: Raymond C. Morrison, Albert R. Pratt
  • Patent number: 4194633
    Abstract: A rotary drum air classifier system which includes a conveyor positioned to feed unclassified materials of various densities and weights into one end of a drum, and supporting means for the conveyor having means for moving the conveyor in any of three directions axially, vertically and laterally of the drum's axis so as to position its discharge end in desired position depending upon the density of the mixture of materials being fed into the drum, thereby obtaining maximum efficiency of the classification procedure.
    Type: Grant
    Filed: August 24, 1978
    Date of Patent: March 25, 1980
    Assignee: Raytheon Company
    Inventors: Malcolm M. Paterson, William J. Paxson, Charles W. Christensen
  • Patent number: 4180712
    Abstract: An improved electrical slide switch having a housing portion, a slidable actuator within the housing, and a resiliently engageable and removable cap which may itself be the actuator, the actuator having a pair of precisely spaced integral leaflike elements which form a trackway of predetermined length which slide over an integral centrally disposed fixed pin carried by the base, with the pin being adapted to repose at opposite ends of the trackway when terminals within the housing are properly engaged with selected slider elements carried by the actuator.
    Type: Grant
    Filed: July 13, 1978
    Date of Patent: December 25, 1979
    Assignee: Switchcraft, Inc.
    Inventors: Kurt Lutzenberger, James R. Bailey, James M. Hybl
  • Patent number: 4168838
    Abstract: A bulkhead fitting for use with plastic material for conducting fluid through an aperture in the material and comprising coupling components on either side of the material which interfaces with the plastic material by an abrasive element pressed against the plastic material by an intermediate compressible member whereby leakage is prevented.
    Type: Grant
    Filed: August 21, 1978
    Date of Patent: September 25, 1979
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Joseph R. Adamski
  • Patent number: 4166208
    Abstract: A microwave corn popper having means for dispensing butter during or shortly subsequent to the corn popping process, and comprising a chamber containing the corn kernels to be popped and having a cover with a recess in which is disposed a butter container, whereby the butter in the container is heated by the same microwave source as the kernels and consequently is melted during the popping process.
    Type: Grant
    Filed: March 27, 1978
    Date of Patent: August 28, 1979
    Assignee: Raytheon Company
    Inventors: Thomas J. Martel, George Freedman, Robert F. Bowen, Wesley W. Teich
  • Patent number: 4166231
    Abstract: An X-ray generator which produces a beam of parallel substantially non-spreading radiation, the generator including a housing containing a tube having an envelope containing an X-ray generating target and an X-ray transmissive window, the target having a focal spot from which the useful X-rays are emitted which is located at the side of the tube remote from the window, and aperture means in the path of the beam either within the envelope or adjacent the housing for collimating the beam and shaping it to the desired cross-sectional configuration and for restricting beam divergence.
    Type: Grant
    Filed: October 7, 1977
    Date of Patent: August 28, 1979
    Assignee: The Machlett Laboratories, Inc.
    Inventor: Martin Braun
  • Patent number: 4162115
    Abstract: An image intensifier tube comprising a sealed envelope having therein means for controllably liberating oxygen within the envelope, and an iput screen including an oxygen conditioned layer of fluorescent material and an overlying layer of photoemissive material which may be oxidized to improve the photo-to-electron conversion efficiency of the input screen.A method of improving the conversion efficiency of an image intensifier tube input screen including the steps of exposing a layer of fluorescent material to oxygen prior to the deposition of an overlying layer of photoemissive material, and subsequently exposing the layer of photoemissive material to oxygen, if desired, after the tube envelope has been sealed.
    Type: Grant
    Filed: April 20, 1978
    Date of Patent: July 24, 1979
    Assignee: The Machlett Laboratories, Inc.
    Inventor: James R. Caraher
  • Patent number: 4158464
    Abstract: A handle for a small appliance, utensil or other body such as a coffee maker, for example, and particularly designed to be used in a microwave environment, the handle being made entirely of material which will remain cool when subjected to microwave radiation and being constructed of a ring encircling the appliance body and a gripping member fixed to the ring by a rigid inseparable joint, and a compressible member between the ring and the body which allows the handle to be applied to bodies having variations in dimensional tolerances.
    Type: Grant
    Filed: November 25, 1977
    Date of Patent: June 19, 1979
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, Palmer P. Derby
  • Patent number: 4158760
    Abstract: An appliance for heating seeds, nuts, grains and the like such as popcorn kernels, for example, by means of microwave radiation, comprising a bowl which is transparent to microwave energy and which has in its lower region an area of restricted size for holding unheated seeds in a clump, the area of the bowl above the restricted area being larger to allow heated seeds to expand, and means for directing the microwave energy upon the clump of seeds.
    Type: Grant
    Filed: December 30, 1977
    Date of Patent: June 19, 1979
    Assignee: Raytheon Company
    Inventors: Robert F. Bowen, George Freedman, Wesley W. Teich, Thomas J. Martel, E. Eugene Eves, II
  • Patent number: 4156806
    Abstract: An appliance for heating seeds, nuts, grains and the like such as popcorn kernels, for example, by means of microwave radiation, comprising a bowl which is transparent to microwave energy and which has in its lower region an area of restricted size for holding unheated kernels in a clump, the area of the bowl above the restricted area being larger to allow heated kernels to expand, and means for concentrating the microwave energy upon the clump of kernels.
    Type: Grant
    Filed: December 30, 1977
    Date of Patent: May 29, 1979
    Assignee: Raytheon Company
    Inventors: Wesley W. Teich, Robert F. Bowen, George Freedman, Thomas J. Martel, Kenneth W. Dudley
  • Patent number: 4156163
    Abstract: A travelling wave tube of the coupled cavity type including a slow wave propagating structure comprised of a linear array of transverse plates axially spaced apart to provide a sequential series of interposed cavities, each of the plates having a cavity coupling aperture radially spaced from an electron beam transmitting aperture and spanned by at least one thermally conductive, dielectric member made of diamond material, which has respective surface areas disposed in thermal contact with opposing side walls of the cavity coupling aperture.
    Type: Grant
    Filed: September 19, 1977
    Date of Patent: May 22, 1979
    Assignee: Raytheon Company
    Inventors: Robert Harper, Robert M. Unger
  • Patent number: 4150657
    Abstract: A solar collector which includes a radiation-absorbing panel having a surface provided with integral fluid-conducting conduits whereby heat absorbed by the panel may be efficiently transferred directly to fluid circulating in the conduits.
    Type: Grant
    Filed: November 21, 1977
    Date of Patent: April 24, 1979
    Assignee: Raytheon Company
    Inventor: Robert F. Bowen
  • Patent number: 4149110
    Abstract: A cathode ray tube control system comprising a cathode ray type tube having a tubular envelope wherein an electron gun is disposed to direct an electron beam onto a spaced anode target screen, the gun including an electron emitting source aligned with an adjustably biased grid means for controlling the current level of the electron beam, and external circuit means connected to the grid means and to the source for adjusting the current level of the electron beam and the electron emission capability of the source correspondingly.
    Type: Grant
    Filed: March 29, 1978
    Date of Patent: April 10, 1979
    Assignee: Raytheon Company
    Inventor: Andras Dallos
  • Patent number: 4147950
    Abstract: An image intensifier tube comprising a sealed envelope having therein means for controllably liberating oxygen within the envelope, and an input screen including an oxygen conditioned layer of fluorescent material and an overlying layer of photoemissive material which may be oxidized to improve the photon-to-electron conversion efficiency of the input screen.A method of improving the conversion efficiency of an image intensifier tube input screen including the steps of exposing a layer of fluorescent material to oxygen prior to the deposition of an overlying layer of photoemissive material, and subsequently exposing the layer of photoemissive material to oxygen, if desired, after the tube envelope has been sealed.
    Type: Grant
    Filed: April 4, 1977
    Date of Patent: April 3, 1979
    Assignee: The Machlett Laboratories, Inc.
    Inventors: James R. Caraher, William M. Rappoport, Donald F. DeCou, William C. Deits