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| Number | Title | Issue Date |
| 5120330 | Gas exchange column A column for removing a gas from a gas-containing liquid using a stripping gas has an enclosed shell having a side wall defining an inner periphery and a top and a bottom. A gas containing liquid inlet is provided proximate at the top of the shell for int... | 06/09/1992 |
| 5097373 | Laminated magnetic core There is disclosed a laminated magnetic core characterized in that core-forming thin sheets each having a surface roughness such that the maximum height Rmax is at least 1 μm are laminated together with a sheet-to-sheet distance of 2 to 10 μm, desirably... | 03/17/1992 |
| 5094082 | Stored energy combustor In order to provide an expansive central recirculating gas zone (40) in a combustor (10), and in a manner wherein the combustion chamber (20) is of compact volume, a stored energy combustor (10) comprises a vessel (12) having narrow, spaced-apart inlet an... | 03/10/1992 |
| 5085127 | Cavitation resistant hydraulic cylinder block porting faces A problem with hydraulic displacement units of the axial piston type is the cavitation which occurs at the porting face of the cylinder block due to the conventional use of a bearing material which, because of its very nature, has a tendency to erode. A s... | 02/04/1992 |
| 5082417 | Accessory for a vehicle having a hydraulic loader The difficulty in loading a load carrying body (26) onto or removing it from an elevated surface (48) with a standard hydraulic loader arm (30) is avoided through the use of a lifting frame (70) adapted to be mounted to the bed (20) or frame (10) of a veh... | 01/21/1992 |
| 5077985 | Ice chute for deep door refrigerator An ice making apparatus for a deep door refrigerator comprises an ice container assembly having a container for storing ice cubes and a convying apparatus for conveying ice cubes from the container to a downwardly facing discharge opening. A door mounted ... | 01/07/1992 |
| 5078764 | Air purification apparatus An air purification apparatus has an inner housing with an air inlet and an air outlet. The inner housing is fabricated of sheet metal material which can be contoured for mounting interior components, such as a blower and a HEPA filter, directly to the in... | 01/07/1992 |
| 5067549 | Compaction apparatus and process for compacting sand A flask adapted to contain a pattern and sand is resiliently supported in a controlled orientation and vibrational forces are imparted to the flask including a horizontal force component causing generally horizontal oscillating movement of the flask and a... | 11/26/1991 |
| 5063745 | Turbine engine with pin injector Improved fuel atomization for turbine engines operating at low fuel flows and at high altitudes is accomplished in an engine 10 having an annular combustor 12 by utilizing fuel injectors 18 provided with fuel supply tubes 24 disposed within air tubes 20 w... | 11/12/1991 |
| 5062262 | Cooling of turbine nozzles Inexpensive cooling of a gas turbine nozzle and shroud assembly 62, 66, 76 is obtained by locating passages 84, 88, 102 in the vanes 76 forming part of the nozzle structure 62, 66, 76 so as to open generally centrally of the vanes 76 in the area between t... | 11/05/1991 |
| 5056832 | Spacing ring for tubes in high temperature environment A spacing ring for placement between a radially inwardly facing annular surface on a first member and a radially outwardly facing annular surface on a second member to maintain the first and second members in predetermined radially spaced relationship. Th... | 10/15/1991 |
| 5054984 | Binding line book tracking system and method A binding line including at least first and second binding line sections. The first binding line section is adapted to transport books therealong to a book exit station and the second binding line section is adapted to transport books therealong from a bo... | 10/08/1991 |
| 5049342 | Method of fabricating composite structures A method of fabricating a composite structure having at least one skin molecularly bonded to a core. A skin is provided of reinforcing fibrous material and a thermoplastic matrix. The skin is thermoformed to the general exterior shape of the composite str... | 09/17/1991 |
| 5045265 | Method of making a variable molded part A method for variably making tie bar guides usable to guide tie bars within locking system housings having different inner dimensions, which tie bar guides have a body portion including four sides substantially aligned with an opening through the body por... | 09/03/1991 |
| 5045138 | Method of forming power transmission belt tensile cord A tensile cord manufacture wherein polyester multifilament cords are heat treated and drawn to provide tensile cords for use in power transmission belts. Preselected characteristics of the original cord, parameters of heat treating and drawing, and charac... | 09/03/1991 |
| 5043653 | Noise filter for zero crossing detector A noise filter for the zero crossing detector of a digitized sine wave signal uses an adjustable noise integrator. The noise integrator incorporates a counter. The integration characteristic of the counter is adjustable by selecting a count rate or a coun... | 08/27/1991 |
| 5042398 | Refrigerator shelf support method and apparatus A refrigeration apparatus includes a door shelf support system comprising an inner door panel and removable shelf trim pieces. The inner door panel includes vertical dikes having vertically spaced slots. The shelf trim piece includes rearwardly extending ... | 08/27/1991 |
| 5038489 | Posture measuring instrument A hand held instrument for determining the degree of angular deviation of a line between selected points on a subject from a gravity-dependent reference, including a transparent base through which the selected points may be viewed and a gravity-dependent ... | 08/13/1991 |
| 5038094 | Reference trimming for a digital voltage regulator The problem of adusting a digital reference value without modifying a program or stored memory values in a voltage regulator (60) is minimized using an analog signal generator (114). A reference loop (110) which determines a desired point of regulation vo... | 08/06/1991 |
| 5033273 | Ice dispenser control apparatus An ice dispenser switch actuator includes three parts--a rectangular base or frame, and two movable slides. Each slide is provided with a finger knob for moving the respective slide longitudinally within the frame to actuate respective switches, one to en... | 07/23/1991 |
| 5033263 | Compact gas turbine engine A gas turbine engine 10 having a rotor 12 with turbine blades 14 and a nozzle 16 adjacent the turbine blades 14 for directing hot gases of combustion at the turbine blades 14. The engine 10 also includes an annular combustor 18 about the rotor 12 and an a... | 07/23/1991 |
| 5033182 | Method of making a refrigerator cabinet A typical plastic liner refrigerator includes an outer shell of sheet metal, an inner liner of plastic and polyurethane insulation foamed in place between the inner liner and the outer shell. In order to counter stresses which can cause large unsightly cr... | 07/23/1991 |
| 5033265 | Coaxial hydraulic actuator system A coaxial hydraulic actuator system utilizes a vane pump close coupled to a vane actuator. The vane pump includes a rotatable housing which is perpendicularly movable by a control piston to direct fluid flow through first and second fluid conduits in a pi... | 07/23/1991 |
| 5031399 | Turbine including a thermal growth accommodating mount for a vane assembly Unequal flow rates of dilution air about an annular combustor and the resulting hot spots and thermal stresses are avoided in a structure wherein a vane assembly (66) made up of ring (76) and integral vanes (76) is mounted to the rear turbine shroud (42) ... | 07/16/1991 |
| 5029672 | Lubricating system for printing, duplicating and like machines A system for lubricating a plurality of lubricating points in a printing, duplicating or like machine is disclosed. A main reservoir is provided for containing lubricating fluid. A distributor is located on the machine above the lubricating points and has... | 07/09/1991 |
| 5027957 | Display device A display device having a front cartridge section against which objects can be stacked, one against the other, in a first line; first and second strips each wound about itself to define first and second coils with first and second axes; structure for conn... | 07/02/1991 |
| 5027477 | Break away lanyard A lanyard construction including a strap 10 forming a closed loop of flexible material adapted to be disposed about a part 20 of a human body, a mounting element 16 on the loop at a fixed location thereon for mounting an object 18 to be displayed or used ... | 07/02/1991 |
| 5025132 | Microprocessor controlled food treatment cabinet with flash steamer and compensating humidity control routines A microprocessor controlled food treatment/holding apparatus has a cabinet which defines a storage space for food to be treated at a predetermined temperature and relative humidity within said storage space, a heater with a surface that can be heated to a... | 06/18/1991 |
| 5024058 | Hot gas generator Improved performance in a hot gas generator 10 is achieved by providing a liner 21 positioned within a wall 14 of a vessel 12 so as to be disposed about a combustion chamber 20 therein. The liner 21 is positioned relative to the wall 14 to define a relati... | 06/18/1991 |
| 5023410 | Cord reel contacts for a vacuum cleaner A vacuum cleaner cord reel assembly includes a pair of axially spaced contact disks in electrical contact with contact terminals for providing a rotational connection between a cord reel and the vacuum cleaner. The contact disks are mounted to a hub which... | 06/11/1991 |
| 5020923 | Transmission/gearbox vibration damping system A vibration damping system for a transmission or gearbox which includes rotatable components. A housing structure is provided for supporting and journalling an inner rotatable component drivingly coupled to a plurality of outer rotatable components defini... | 06/04/1991 |
| 5021025 | Method and machine for making food patties A meat patty molding machine having a base plate with an opening therethrough and a fill plate rotatably mounted in the base plate opening. A meat feeder forces meat up through openings in the fill plate. A mold plate defines a disk-shaped mold cavity and... | 06/04/1991 |
| 5019718 | Frequency insensitive digital phase angle measuring circuit The problem of stabilizing operation of a load division control (74) is resolved using a phase angle counter circuit (90) which calculates phase angle insensitive to frequency changes of the output voltage waveform. The phase angle counter circuit (90) in... | 05/28/1991 |
| 5017028 | Substrate clamping apparatus for a thermal printer Flat bed thermal printing apparatus adapted to print information on to an elongate substrate, or on to products disposed upon the substrate, at a printing area within the apparatus, the said substrate being movable through the apparatus in a step by step ... | 05/21/1991 |
| 5016157 | VSCF system with DC link harmonics control The problem of reducing harmonic content of AC bus voltage in a power system (10) is minimized using a controller (30) for a PWM inverter (38). The controller (30) develops a duty cycle command on a line (40) for controlling operation of the PWM inverter ... | 05/14/1991 |
| 5014863 | Vehicle mounted crane The possibility of the end 26 of a boom 20 of a vehicle mounted crane being moved downwardly into engagement with part of the crane or the vehicle on which it is mounted and causing damage thereto during elevation of a mast 18 for the crane from a stowed ... | 05/14/1991 |
| 5007178 | Measuring tape device A measuring tape device which includes a casing having an aperture through which a coilable measuring tape can be extracted and retracted. A coilable measuring tape is disposed in the casing with a distal end projecting from the aperture. A first brake me... | 04/16/1991 |
| 5007867 | Weed ring for trolling motor An improvement is provided in a trolling motor of the type having a propeller, a housing with axially spaced leading and trailing ends, a shaft carrying a propeller and journalled for rotation in the housing, and a drive for rotating the shaft and propell... | 04/16/1991 |
| 5005815 | Apparatus and method for individually printing signatures during delivery to a binding line conveyor An apparatus and method for individually printing signatures during delivery to a binding line conveyor. A plurality of signatures are provided at a feeding station for delivery to a binding line conveyor. The signatures are transferred by means of a tran... | 04/09/1991 |
| 5005740 | Mechanically actuated additive dispenser for dishwasher Dishwasher dispensing structure consisting of a reservoir for storing a supply of additive and having an outlet, a cover mounted for movement relative to the reservoir between (a) a closed position and (b) an open position, a trigger mounted movably betwe... | 04/09/1991 |
