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4121734 |
Plant waterer
A container holds a volume of water over a plant and has an opening closed by a plug that is formed of a water-soluble material configured and composed so that the plug dissolves after a...
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4114653 |
Rupturable flow retarding disk for fire hoses
A rupturable disc shaped capsule replaceably installed in a fire hose coupling, the capsule having a small central bore therethrough to permit the initial limited flow of water, there being one or...
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4064804 |
Duplicator and method of duplicating
A duplicator system and method are provided for preparing a lithographic master and for producing duplicated copies from the master in a fully automated system. An ink and moisture system is...
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4059502 |
Catalyst withdrawal
In an upflow, ebullated bed reactor using a heterogeneous catalyst, a transport liquid compatible with the catalyst and the reactor feedstock is used. During the addition of fresh catalyst, a...
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4055279 |
Liquid dispenser for a motor vehicle
A liquid heating and dispensing device is disclosed which includes a housing, a liquid storage tank located within the housing, a heating coil located within the storage tank, an electrical pump...
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4049156 |
Thermally-responsive liquid dispenser
A structurally simple device in the form of a closed container and vented outlet conduit operates in accordance with Charles' law to intermittently dispense quantities of a liquid reagent in...
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4041968 |
Quick cooling cryostat valve
A high pressure gas tank has its output closely connected to the input of a Joule Thomson cryostat. The valve which releases the high pressure is a plug of electrically conductive thermally...
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4032041 |
Dispensing apparatus having temperature compensating fluid metering
A plurality of refrigeration units are successively charged with a liquid refrigerant which is dispensed by a positive displacement pump including a hydraulically actuated ram or piston slidably...
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4022349 |
Mud heater and pump therefor
Apparatus for tempering drilling mud preparatory to testing the mud for petroleum content comprising a plurality of cylinders with heat-sinks about their exteriors, resistance heaters in the...
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4013127 |
Fire extinguisher package for waste receptacle
A fire extinguisher package or assembly adapted for attachment to the top rim of a waste receptacle. A small translucent plastic container holds pressurized extinguisher liquid and a heat-activated...
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4010749 |
Method of detecting infiltration of infused liquid by comparing altered skin temperature with skin temperature in area of infiltrated liquid
Perivascular infiltration of liquid being administered to a patient is detected by the method of altering the temperature of a region of the patient's skin adjacent the site of a transcutaneous...
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4004351 |
Grain drying apparatus
A grain drying apparatus including a body member into which grain is fed, within which heated air passes through the grain bed to dry it, and from which it is discharged by a metering device, the...
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3990443 |
Drop rate sensing and regulating apparatus
An apparatus, for example, an intravenous drop-feed apparatus for sensing the rate at which liquid drops fall along a predetermined vertical path and for regulating this drop rate to be...
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3952741 |
Controlled release delivery system by an osmotic bursting mechanism
An osmotic dispenser comprised of (1) a water permeable membrane forming part or all of the walls of an enclosure surrounding (2) an active agent, and in some cases (3) an additional compound known...
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3949900 |
Chemical dispenser
A dispensing device adapted to be disposed within a toilet tank for sanitizing the tank and the bowl. The dispensing device includes a substantially closed receptacle containing therein a suitable...
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3933206 |
Heat-responsive aerosol valve
A heat-responsive valve construction for use with pressurized containers such as aerosol cans and the like, comprising an annular mounting cup in which there is contained an apertured sealing...
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3933272 |
Apparatus for dispensing liquids
This invention is a method and apparatus for dispensing a predetermined weight of liquid. The apparatus comprises a calibrated vessel having an elongated tubular section in open communication with...
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3901253 |
Film processor chemical supply mechanism
A film processing machine for automatically processing a single strip of 35mm film by the insertion of a tray or package containing the different processing chemicals into the processor. The...
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3896969 |
Water sealing construction
A water barrier region is rendered self sealing against water leaks by disposing within or along the region, a water soluble envelope enclosed fluid sealant, which is released by leaking water...
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3889991 |
Pressurized automotive sanding device
For emergency braking or selective increased traction, an abrasive material, such as sand, is pressure discharged against one or more of the automotive wheels or driving surface adjacent the...
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3857552 |
ASPHALT MIXING PLANTS FOR MAKING ASPHALT CONCRETE MIX
In an asphalt mixing plant for making hot asphalt contrete mix the bituminous binder supplying means is provided with viscosity sensing means and temperature sensing means for sensing the viscosity...
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3804297 |
LIQUID CHEMICAL MIXING AND DELIVERY SYSTEM
A system for automatic and semi-automatic mixing of chemical solutions and the delivery thereof to a utilization system. A solution vehicle, such as water, and liquid chemical additives are...
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3753659 |
DOSING OF LIQUIDS
This invention concerns an apparatus for dosing liquids especially swimming pool water. The apparatus comprises a container for dosing liquid having an outlet as the only open part therefrom and...
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3739942 |
DISPENSER HAVING A BIMETAL ACTUATED METERING VALVE ASSEMBLY
In preferred form, a mechanically actuated dispenser assembly suitable for use with a domestic appliance such as a dishwasher discharging a metered quantity of flowable liquid or granular material...
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3734348 |
METHOD OF EXPELLING LIQUID PROPELLANT FROM A STORAGE TANK IN A LIQUID ROCKET
A bellows of "55-Nitinol" metal within a liquid propellant storage tank in a liquid rocket is used to expel liquid propellant from the storage tank for use in the liquid rocket. The "55-Nitinol"...
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3685693 |
DEVICE FOR AUTOMATICALLY OR MANUALLY SPRAYING A PRESSURIZED FLUID
A spraying device comprising a heat-responsive bimetal whose dimension changes with change in temperature and is movable to actuate a valve for opening and closing a passage through which a...
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3682354 |
TRIGGER MECHANISM FOR INFLATABLE LIFE PRESERVERS AND THE LIKE
A body having actuating means attached thereto, which actuating means is biased toward a first position and normally maintained in a second position by a strap which deteriorates upon wetting to...
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3680738 |
PRESSURIZED PACKAGE
This invention relates to a pressurized package of the class including a container for receiving a product, propellant means also in the container for discharging the product from the container,...
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3650328 |
DEVICE FOR AUTOMATICALLY ACTUATING A GAS DISCHARGE VALVE OR THE LIKE
Actuating means for actuating a discharge valve of a gas tank or the like is normally held in a stationary valve deactuated position by detent means. The detent means is normally held in a...
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3645236 |
METHOD OF AND A DEVICE FOR INTRODUCING A SOLUBLE ADDITIVE INTO A SOLVENT
Soluble additive such as medicament in the form of a solid sticklike body is located in a pocket with an overflow arrangement such that the body is immersed at a substantially constant level in...
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3643834 |
ACID DISPENSERS FOR DRY-CHARGED BATTERIES
An acid dispenser with a perforated tube mixing channel and two openings each of which is sealed by means of a rubber gasket held in place by a water-soluble pellet. The dispenser is placed inside...
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3638734 |
REINFORCED FUSIBLE ELEMENT
A reinforced fusible element useful in fire extinguishing sprinklers, fusible links on fire doors and the like is disclosed wherein the fusible material usually solder of a lead alloy or the like...
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3618602 |
LIQUID INFUSION INFILTRATION DETECTION APPARATUS AND METHOD
Improved method and means is provided for detecting undesirable infiltration into the perivascular tissue of liquid which is normally administered intravenously or intraarterially.
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3610484 |
FRANGIBLE CONTAINER CLOSURE MADE OF ELASTOMERIC PLASTICS MATERIAL
A container mouth is plugged by an open-ended tubular shell, closable at the top by a hinged cap, whose interior is spanned by a membrane which is weakened along two closed lines defining two...
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3608779 |
METHOD AND APPARATUS FOR PRODUCING AND DISPENSING A SEMIFROZEN CARBONATED BEVERAGE
Water, syrup, and carbon dioxide gas are combined after precooling the liquids in a refrigerated carbonator, operating at a first static pressure, and thence conducted through a pressure regulator...
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3589559 |
HOT DRINK DISPENSER
A hot beverage dispensing means having first, second, and third reservoirs; one below the other in the order listed. The first reservoir is watertight except for one outlet at the bottom thereof...
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3584763 |
DETERGENT DISPENSER HAVING AN OVERCENTER SPRING DOOR ACTUATOR
A dishwasher detergent dispenser in which the dispenser is held closed by an overcenter spring which, upon being urged past its overcenter position by electrically actuated means such as a bimetal,...
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3570713 |
POURING OF MELTS
In pouring superheated metal melts from a pouring vessel into an ingot mould or a chill mould, the molten metal is passed through a teeming tube of relatively small cross-sectional area into the...
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3558012 |
PUMP STATION CONSTRUCTION
A pump station assembly for vertical shaft, centrifugal sewage pumps or the like. The assembly seats in a standard four-foot manhole with a lower wet section below a deck plate and an upper dry...
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3540655 |
PAVEMENT DEICER
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3529748 |
DISPENSER FOR PARTIALLY FROZEN CONFECTIONS
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3499579 |
DEVICE FOR INTRODUCING SPRAY INTO AIR TREATMENT SYSTEMS
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3498502 |
BULK MILK DISPENSER SYSTEM
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3486660 |
METHOD AND APPARATUS FOR REGULATING THE FLOW OF MOLTEN METAL
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3448408 |
FREQUENCY MODIFICATION OF PULSE TRAIN AS A FUNCTION OF AN ANALOG SIGNAL
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3425791 |
UNDERWATER GRAVITY-TYPE MONOMOLECULAR FILM DISPENSER AND METHOD OF USE
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3421479 |
THERMALLY CONTROLLED AUTOMATIC FEED DISPENSING APPARATUS
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3419189 |
Device for automatically and intermittently spraying pressurized products
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3415421 |
Material pot with controlled dumping mechanism
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3408008 |
Apparatus for applying hot melt adhesives
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