Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 4665843 | Sewing device for producing piped openings in sewing material A sewing device for producing piped openings such as pocket slashes, with or without a pocket flap. The sewing device includes a two-needle sewing machine having a vertically moveable center knife for cutting an opening to be piped, a cutting device inclu... | 05/19/1987 |
| 4665844 | Curved cloth stretch frame construction for an embroidery sewing machine A curved cloth stretch frame device for an embroidery sewing machine comprises a substantially cylindrical frame body with an embroidery window, a reciprocation transmission to transfer the frame body axially and a rotation transmission to rotate the fram... | 05/19/1987 |
| 4665845 | High speed tufting machine The head of a tufting machine frame journals a plurality of transversely spaced push rods, the lower end of which carries a needle bar and its needles. The upper end of each push rod has an individual drive assembly which includes a sidewise extending dri... | 05/19/1987 |
| 4665846 | Input device for sewing machine An input device for sewing machines is disclosed which reads from a memory circuit an original sewing pattern which has been already stored, enlarging or reducing the coordinate data of the original sewing pattern in a desired scale, and prepare the coord... | 05/19/1987 |
| 4665847 | Automatic sewing machine There is provided an automatic sewing machine which comprises, a main shaft, a bed, a needle bar having a needle secured to the lower end thereof, a thread straining control device, an operation device and an alarm device.... | 05/19/1987 |
| 4665848 | Method and apparatus for automatically hemming garments An apparatus is disclosed for automatically forming and hemming garments which are circular or tubular in shape, comprising an expandable multi-roller and cam assembly for mounting and tensioning the garment about the assembly, and which further comprises... | 05/19/1987 |
| 4665849 | Manufacture of casings for quilted articles Sewing heads (40,41) of a sewing apparatus for sewing casings for quilts are arranged in two horizontal parallel rows which are perpendicular to the stitching direction. For forming zig-zag partitions (FIG. 2) the heads (40) of the upper row are staggered... | 05/19/1987 |
| 4665850 | Rotary hook assembly A rotary hook assembly including a bobbin case basket, for therein accommodating a bobbin case containing a bobbin having bobbin thread wound therearound, on the outer periphery of which there is formed a guide rim. A rotary hook, for therein accommodatin... | 05/19/1987 |
| 4665851 | Method of assembling textiles A composite fabric adapted to the manufacture of garments and the like is made by spreading a given length of decorative fabric in a given spreading direction to form a plurality of layers of spread decorative fabric each lying in horizontal plane, cuttin... | 05/19/1987 |
| 4665852 | Device for securing a forked boom to the mast of a sailboard A device for securing a forked boom to a mast and includes clamping elements, which engage the mast and are provided on a retaining member which at least partly surrounds the mast. The retaining member is annular and is larger in diameter than the mast. A... | 05/19/1987 |
| 4665853 | Foil arrangement for a planning craft A catamaran including two hulls defining a tunnel between them. The tunnel is bridged below the waterline by transversely arranged hydrofoils. The relatively larger mainfoil is located behind, and the smaller trimfoil in front of, the longitudinal center ... | 05/19/1987 |
| 4665854 | Sail rig The sail rig comprises a quadrangular sail. A mast sleeve is arranged through the sail area from head to the foot and a flexible mast of flat cross section is inserted therein. A wishbone or a single-boom is connected at the fore to the luff clew and at t... | 05/19/1987 |
| 4665855 | Swivel system for connecting the mooring arm of a floating facility to a marine structure A suitable system for connecting an anchored marine structure and a rotating moor arm of a floating facility in which a swivel combines for connecting the marine structure and the mooring arm has at least one plain journal bearing with at least one elasti... | 05/19/1987 |
| 4665856 | Mooring apparatus A structure for mooring a vessel floating on the surface of a body of water is disclosed including a tower structure and an improved structure for pivotably connecting the vessel to the tower structure while providing a restoring force to the vessel. The ... | 05/19/1987 |
| 4665857 | Landing pad and hangar structure for vertical take-off and landing aircraft A helicopter landing pad and hangar structure attachable particularly to the deck of a ship in a manner requiring a minimum of space on the deck during both helicopter landing and storage, and also requiring no penetration of the deck or other substantial... | 05/19/1987 |
| 4665858 | Mounting bracket for railway vehicle couplers An equipment mounting assembly including a reinforced L-shaped supporting bracket having a monitoring unit carried by the horizontal arm of the L-shaped supporting bracket. A dual-position carrier plate, secured to the vertical arm of the L-shaped support... | 05/19/1987 |
| 4665859 | Finger-type doctor blade holder A finger-type doctor blade holder has a plurality of pressure fingers spaced along the underside of a loading plate. A doctor blade is removably supported in recesses defined between the pressure fingers and the loading plate, and the pressure fingers are... | 05/19/1987 |
| 4665860 | Apparatus for automatically humidifying the bead of tires made of rubber with a humidifying agent An apparatus for automatically humidifying the beads of tires made of rubber with a humidifying agent has a conveyor for retaining and centering a tire received horizontally. An upright humidifying roller is supplied by an applicator with humidifying agen... | 05/19/1987 |
| 4665861 | Flow through apparatus for manufacturing battery plates Apparatus for manufacturing battery plates includes a mechanism for transferring battery plate panels between conveyors comprising a supply conveyor having a discharge end, a receiving conveyor having a receiving end located adjacent to and below the disc... | 05/19/1987 |
| 4665862 | Timed automatic pet feed and water dispenser A timed, automatic pet food and water dispenser (10) which incorporates a leveraged loading storage bin (28,12) for receiving a supply of particulate pet feed and having means for mixing water with said particulate feed (62,20,70) therewith to produce a g... | 05/19/1987 |
| 4665863 | Animal feeding apparatus A housing with separate chambers into which individual quantities of animal food can be located has a cover located over the top of the chambers leaving an entrance opening via which foodstuffs can be loaded therein. A generally vertical housing front wal... | 05/19/1987 |
| 4665864 | Steam generator and method of operating a steam generator utilizing separate fluid and combined gas flow circuits A steam generator and method for operating same in which a plurality of beds of combustible particulate material are established and air is introduced to each of the beds for fluidizing the beds. The flue gases and entrained fine particulate material from... | 05/19/1987 |
| 4665865 | Steam generator having mutually parallel flue gas flues A steam generator includes first and second mutually parallel flue gas flues; the first flue gas flue having an upper end, an intermediate ceiling at the upper end having an upper surface, a cross flue leading from the first to the second flue gas flue, a... | 05/19/1987 |
| 4665866 | Grid-type flow distribution baffle An improved, grid-type flow distribution baffle for both providing lateral support for an array of heat exchange tubes and for generating a sludge-sweeping water current within a steam generator is disclosed herein. Generally, the improved baffle comprise... | 05/19/1987 |
| 4665867 | Cooling structure for multi-cylinder piston-engine cylinder block A cooling structure for a multi-cylinder piston-engine cylinder block includes a side coolant gallery distributing coolant into a water jacket surrounding a group of cylinders arranged from upstream to downstream. The flow cross-section of the coolant gal... | 05/19/1987 |
| 4665868 | Differential piston and valving system for detonation device A purging and recharging system improves the repeating of detonations from a detonation device 10 having a detonation chamber 20 separated from an ignition chamber 25 by a detonation plate 22 having an opening 23 through which a flame jet can pass from ig... | 05/19/1987 |
| 4665869 | Valve spring retainer and process for its production In order to adjust the fiber orientation of a valve spring retainer made of arbon fiber reinforced synthetic material to the stresses appearing in practical operation, it is suggested that several stacked carbon fiber tissue layers be bedded into the valve... | 05/19/1987 |
| 4665870 | I.C. diesel engine with low permanent magnetic signature The invention relates to a Diesel engine in which there is obtained a very low permanent magnetic signature by embodying some of its component parts with high volume/mass ratio in a magnetic material, and by reducing or annulling the permanent magnetism o... | 05/19/1987 |
| 4665871 | RPM control apparatus for internal combustion engine An RPM control apparatus for an internal combustion engine capable of stopping the operation of an RPM adjuster which generates an RPM feedback control signal indicating a target suction quantity signal or a target suction pipe pressure signal for the eng... | 05/19/1987 |
| 4665872 | Regulator apparatus for a fuel injection pump A rotary magnet having a transducer for fuel regulation of a fuel injection pump which requires a minimum of structural space while having a maximum of adjustment force.... | 05/19/1987 |
| 4665873 | Governor for fuel injection pump In a double-lever type governor for fuel injection pump providing a governor lever and a tension lever, and securing a start fuel increment stroke in the governor lever by the help of a start spring; a governor for fuel injection pump providing a locking ... | 05/19/1987 |
| 4665874 | Device for sensing an oxygen concentration in gaseous body with a pump current supply circuit and an air/fuel ratio control system using an oxygen concentration sensing device An oxygen concentration sensing device and an air/fuel ratio control system for an internal combustion engine which include a pair of solid electrolyte members having oxygen ion permeability which are arranged to face each other to form a restricted regio... | 05/19/1987 |
| 4665875 | Liquid fuel pumping apparatus A liquid fuel pumping apparatus for supplying fuel to an internal combustion engine includes a plunger slidable within a bore to which can be connected an outlet which in use is connected to an injection nozzle. The bore can also be connected to a drain t... | 05/19/1987 |
| 4665876 | Connector head construction for high-pressure fuel injection tubes A connector head construction for a high-pressure fuel injection tube comprises a metal tube having a relatively large wall thickness and small diameter and including an abacus-bead-shaped connector head having a front outer peripheral pressor wall for en... | 05/19/1987 |
| 4665877 | Automobile fuel feed apparatus A tubular trembler supported on an ultrasonic vibrator is disposed almost on an axis in an engine intake pipe and has a fuel passing-through hole in the wall thereof. A fuel jet tip of the electromagnetic injection valve is disposed so as to face the fuel... | 05/19/1987 |
| 4665878 | Fuel supply control system for engine A fuel supply control system for an automobile engine which comprises fuel increasing device operable in response to an output fed from an acceleration detector for increasing the quantity of fuel to be supplied, and a rate-of-increase adjusting device fo... | 05/19/1987 |
| 4665879 | Fuel evaporation apparatus and method Disclosed herein is an improved fuel evaporation apparatus which comprises a two-stage evaporator designed to receive fuel such as gasoline in a liquid form and to completely transform the liquid fuel into its vapor state so as to increase the efficiency ... | 05/19/1987 |
| 4665880 | Air flow controller and preheater for internal combustion engines An air flow controller and heater for use in preheating intake air being introduced into the carburetor of an internal combustion engine wherein the intake air is directed by fixed vanes or air flow guides into a spiral and therefore elongated flow path a... | 05/19/1987 |
| 4665881 | Heated fuel injection system A heated fuel injection system includes a fuel injector assembly that receives the output of a diesel type fuel pump against a piston that normally biases an injector valve closed; the pump also supplying a fuel reservoir with high pressure fuel, the outp... | 05/19/1987 |
| 4665882 | Method of controlling an exhaust gas recirculating valve in an internal combustion engine A method of controlling an exhaust gas recirculating quantity in an internal combustion engine, which is adapted to detect, by a valve opening sensor, actual valve opening of an exhaust gas recirculating valve arranged across an exhaust gas recirculating ... | 05/19/1987 |