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| Number | Title | Issue Date |
| 4323174 | Apparatus for dispensing mastic material Apparatus for dispensing mastic material such as butyle mastic sealant consists of a hopper for receiving cold mastic material and which is arranged to be heated to soften the material for feeding towards an outlet by a feed screw in a lower longitudinal ... | 04/06/1982 |
| 4269328 | Line marking machine with heaters A line marking machine having a carriage which an operator can push along a road or parking-lot surface. The carriage supports a hopper containing marking fluid. A discharge opening in the hopper is fitted with a gate which is actuated by a mechanism cont... | 05/26/1981 |
| 4262825 | Louvered clamshell door assembly for preheater charging bucket A louvered clamshell door assembly for the bottom of a preheating charging bucket includes a pair of doors which open by swinging outwardly and upwardly to discharge scrap metal from the bucket and which cooperably adjoin upon closing to retain scrap meta... | 04/21/1981 |
| 4262820 | Hot-melt adhesive dispenser An applicator for hot melt adhesives. The applicator comprises a heat exchange barrel having a nozzle at one end and an opening at the other end for receiving a stick of hot melt adhesive, the barrel being attached to a cigarette lighter in heat transfer ... | 04/21/1981 |
| 4247022 | Apparatus for supplying molten bituminous material An apparatus for supplying molten bituminous material to an elevated level in which the molten bituminous material is pumped by a pump through a valve and up an upstanding supply pipe to the elevated level the supply pipe is in communication through two p... | 01/27/1981 |
| 4215802 | Adhesive gun having needle valve nozzle A needle valve nozzle is employed in a hot melt adhesive gun used to apply thermoplastic adhesive. Actuation of a trigger mechanism supplies pressurized gas to a nozzle chamber which urges the nozzle in an outward direction to an open position, the needle... | 08/05/1980 |
| 4215947 | Ski servicing and repairing tool A tool assembly is provided for maintaining and repairing the runner surfaces and edges of skis. The basic unit of the assembly is a hand held tool to which blades may be attached for planing or scraping the running surface and longitudinal center groove ... | 08/05/1980 |
| 4199002 | Concrete pumping apparatus This invention relates to an improved concrete pumping apparatus, in particular of the truck-mounted type and adapted to operate at low environmental temperatures. Said apparatus comprises means which define an essentially closed circuit for circulation o... | 04/22/1980 |
| 4196827 | Portable machine for transporting heated asphalt products for use in repairing asphalt pavement A portable machine for transporting heated asphalt products for use in repairing asphalt pavement. The machine includes a hopper for containing premixed asphalt and aggregate and a reservoir positioned below and contiguous with the hopper for containing a... | 04/08/1980 |
| 4188172 | Method and means for injecting hot liquid when pumping cold liquid A method of and means for introducing a heated liquid into a cold liquid the purpose of improving the pumping rate of the cold viscous liquid is provided. The heated liquid is directed upward into the suction inlet of the cold liquid pump through an ori... | 02/12/1980 |
| 4168942 | Extrusion apparatus and method A cohesive, non-flowable, plastic mass which is difficult to handle in bulk form is subjected to removal from a container and guided flow into a screw conveyor, compression in the conveyor, and controlled heat input and withdrawal while transported by the... | 09/25/1979 |
| 4140150 | Drinking water supply and conditioner for vehicles A drinking water supply and conditioner for vehicles comprises a tank mounted in the luggage compartment of the vehicle and connected with hot and cold water heat exchangers attached to the vehicle engine. Each of the heat exchangers has two distinct vess... | 02/20/1979 |
| 4136721 | Method and apparatus for transferring liquid from a storage container to a vessel in a controlled manner A method and apparatus for transferring liquid from a first vessel to a second vessel. The second vessel communicates with the first vessel at a location beneath the surface of the liquid contained therein and means are provided for passing vapor present ... | 01/30/1979 |
| 4121740 | Injector head for injection molding machine A distributing head is attached to the lower end of the barrel of a reciprocating screw injector and carries three injection nozzles which inject molding material into three mold cavities during each injection cycle. The nozzles are supported within sleev... | 10/24/1978 |
| 4072024 | Recovery of ammonia from underground storage A process for recovering gaseous ammonia from liquefied ammonia stored in an underground cavern includes heating gaseous ammonia to a temperature below that at which decomposition occurs and feeding it into the liquefied ammonia in the cavern. The release... | 02/07/1978 |
| 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 located within the housing for dispensing the hot liquid con... | 10/25/1977 |
| 4024854 | Drum unloading apparatus and method For supplying high viscosity coating material in liquid form to a coating machine from drums of solid material, the opposite ends, or heads of each drum are removed and the drums are successively inserted between a vertically, upstanding heated, stationar... | 05/24/1977 |
| 4025238 | Apparatus for eliminating the effects of cavitation in a main pump Apparatus for eliminating cavitation in a main pump in which the rotor of a supercharging pump is connected to the rotor of the main pump such that the latter rotor drives the rotor of the supercharging pump. Permanent communication is established between... | 05/24/1977 |
| 4011992 | System for heat conditioning of non-stick liquid preparation for spraying on grill The invention comprises a device for spraying a viscous non-stick, liquid cooking preparation onto a grill heated to a predetermined temperature, and includes a stand resting on the heated grill, such that heat from the grill, by both conduction and radia... | 03/15/1977 |
| 4004619 | Method and apparatus for preparing and packaging mastic coating material A method and apparatus for packaging thermoplastic fluid material is the subject of the present invention. The thermoplastic material is mixed at an elevated temperature and emptied in predetermined batch quantities into a holding area. A gate in the bott... | 01/25/1977 |
| 3979021 | System for dosing a viscous hardenable mass into a succession of containers A housing has a compartment subdivided by a pair of sleeve valves into an input compartment to which is continuously fed a stream of viscous hardenable material and an output compartment arranged adjacent a transport device which step-wise advances a succ... | 09/07/1976 |
| 3976247 | Low-temperature melting metals spray-gun A low temperature melting metal such as tin, is contained in a small pot, heated by the flame of a burner. The metal is drawn from the bottom of the pot through a spray nozzle by venturi action of an air jet which forcefully throws molten droplets of meta... | 08/24/1976 |
| 3970395 | Hot-melt adhesive with self-melting capability A hot-melt adhesive with controllable self-melting capability comprising an adhesive composition and a pyrotechnic composition coextensively joined forming an integral self-supporting unit is disclosed. A method of forming an adhesive bond or seal with th... | 07/20/1976 |
| 3939883 | Machine to fill insect rearing cells with diet A new apparatus for metering insect diet accurately and efficiently into individual insect rearing cells is disclosed. Insect diet is accurately metered into a set of plastic rearing cells which are preformed by a form-fill-seal machine. The insect diet i... | 02/24/1976 |
