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| Number | Title | Issue Date |
| 4195487 | Concrete piles suitable as foundation pillars This invention relates to foundation work of structures in a very cold district, especially to a method of preventing the upward movement of foundation pillars in weak ground in which concrete piles are required as foundation pillars. Concrete piles are d... | 04/01/1980 |
| 4170947 | Security window A security window has a non-transparent bullet resistant screen between the people on either side of the window. Because this screen cannot be seen through, an arrangement of mirrors (two on each side of the screen) is provided to reflect images from each... | 10/16/1979 |
| 4167358 | Open-channel flow control system A flow control system for selectively restricting or blocking fluid flow in an open channel or culvert. The system includes a normally collapsed inflatable bladder secured in the channel. When collapsed, the bladder and its securing structure presents vir... | 09/11/1979 |
| 4166709 | Method for vaulting hazardous chemical waste materials Hazardous chemical waste materials can be vaulted for permanent disposal by encapsulation in a water-impermeable film and a soil cement.... | 09/04/1979 |
| 4164907 | Device for storing valuables A device for storing valuables includes a multiplicity of safety deposit boxes arranged in a transportable and releasably-anchorable column, a hollow receiving jacket anchorable in a ground support, and means for releasably anchoring the column in the rec... | 08/21/1979 |
| 4159630 | Assembly such as for a tile chute tool for use with a ditching or trenching machine An assembly such as for a tile chute tool for laying tile, plastic pipe or the like or for a crumbing tool either of which tools is adapted to be connected to the digging boom and mobile chassis of a ditching or trenching machine by a four-bar linkage. Th... | 07/03/1979 |
| 4158999 | Special purpose window An improved special purpose window fur use in "drive-in" businesses such as restaurants, banks and the like is disclosed. The window reduces exterior art infiltration without interfering with the normal merchandise-money exchange between attendant and cus... | 06/26/1979 |
| 4158338 | Wall panel and assembly A wall panel consisting of two laminar units each including a core layer of particulate, sintered, aluminum oxide, a perforated metal shell enveloping the layer, and a continuous mass consisting essentially of elastomeric material enveloping the shell and... | 06/19/1979 |
| 4158518 | In situ pile forming method After wet-drilling a hole until a bearing strata is reached, a mandrel with a removable overboot is lowered into the hole and the overboot is seated by a few hammer blows. The mandrel is than partly filled with thick concrete from its top, the top of the ... | 06/19/1979 |
| 4158337 | Safe A safe comprising a box-like receptacle having a substantially rectangular cut-out opening in one of its walls adapted to be closed by a flat plate-like door. Said door comprising a substantially rectangular outer wall to which is attached a rectangular p... | 06/19/1979 |
| 4157229 | Under-ice traveling shelter system A slightly negatively buoyant personnel-accommodating chamber is suspended from a pair of buoyant-link flexible drive loops engaging the under surface of an ice cover over the body of water in which the chamber is submerged. Propulsion of the chamber can ... | 06/05/1979 |
| 4157071 | Drive-through service window Disclosed is a cylindrical housing mounted within a frame for rotation about its vertical, central, longitudinal axis. A chordal wall divides the cylinder into chordal segments and diametrically opposite access openings in the cylinder sidewall give acces... | 06/05/1979 |
| 4155674 | Offshore platforms An offshore platform of the weighted base kind has a castellated contour at the base of the skirts, the shape of the contour being such as to produce, at the first impact with the ground, a contact line appreciably shorter than the average length of the c... | 05/22/1979 |
| 4154551 | Flow-through swivel pipe joint A high pressure flow-through swivel joint is particularly adapted for connecting high pressure water lines to a jet sled in an underwater pipe burying apparatus. The joint includes mating spherical joint surfaces which allow pivotal adjustment during asse... | 05/15/1979 |
| 4153380 | Soil penetration emitter for drip irrigation systems An emitter device for a drip type irrigation system. The emitter has an elongated body with a tapered portion at its lower end to facilitate easy insertion into the soil. The upper end of the emitter forms a small receiving chamber connectable to an openi... | 05/08/1979 |
| 4153381 | Shock absorbing apparatus for hoisting underwater pipeline A pipe laying vessel has a hoisting winch whose cable is connected to an underwater pipeline during abandonment and recovering operations by a shock absorbing device inserted into and connected to the free end of the pipeline. The shock absorbing device i... | 05/08/1979 |
| 4151682 | Thermally insulated windows and doors Complete thermal insulation of metal rails and stiles in vertically or horizontally sliding or rolling windows or doors is provided by including in the frame thereof centered rigid plastic shapes which extend between panels of the windows or doors. All ra... | 05/01/1979 |
| 4149474 | Pass-box system for transferring items A passbox type dispensing system designed for food dispensing to motorists at drive-in type restaurants but usable in banks, liquor stores and similar applications, includes a fixed longitudinal way with a rectangular-shape tubular longitudinal housing on... | 04/17/1979 |
| 4148265 | Safety box A safety box, such as a safe or small vault adapted for mounting in the wall of a building, is provided with a removable cover or door. A rotary latching arrangement is key-actuated to cause the cover to be selectively secured to the box at a plurality of... | 04/10/1979 |
| 4147458 | Roof pin A roof pin particularly adapted for mine or tunnel roof support in which the strata-gripping assembly has a plurality of locking discs mounted on and carried by one end of an elongate rod, the locking discs being resilient and having a periphery adapted t... | 04/03/1979 |
| 4147459 | Shifting device connected with a longwall conveyor for a progressive timbering frame A timbering device connected to a longwall conveyor disposed toward the mining face of an excavation for progressively timbering frames from the gobbing side toward the mining face side comprises first and second skids which are adapted to be shifted over... | 04/03/1979 |
| 4147036 | Scissor well template A scissored sea-floor well template for positioning spacing of subsea wells or piling in the sea floor. Two arms, each having a pontoon template at each end thereof, are pivotally connected. The two arms are rotated about the pivot to a closed position fo... | 04/03/1979 |
| 4147450 | Fixed dredge cleanout means A generally horizontal pipe extends across the bottom of a waterway to be dredged and, in some embodiments is connected to a suction pump at or below the low water level. Lateral passageways are distributed along the length of the horizontal pipe with a n... | 04/03/1979 |
| 4147456 | Storage of fuel gas A method is provided for storing fuel gas by pumping the fuel gas into the lower portion of a storage vessel and automatically forming a solid fuel gas hydrate due to the vessel being positioned beneath the surface of a body of water and providing a lower... | 04/03/1979 |
| 4145978 | Security box A security box is provided with a closure inserted or removed from a channelled opening in one wall thereof. The closure has a security plate attached to the inside wall thereof, which security plate has rearwardly extending flanges on two sides thereof w... | 03/27/1979 |
| 4146344 | V-shaped oil containment boom An oil containment boom is provided herein. It includes an elongated member of generally V-shaped cross-section, which is provided by a front wall section and a (preferably higher) rear wall section, joined together along respective lower edges. Ballast m... | 03/27/1979 |
| 4146347 | Method and apparatus for lateral excavation The invention discloses a method and apparatus for placing, insitu, beneath roadways and the like, pipe or other longitudinal members, without the need to remove the overburden. This accomplished by vibrating the pipe into position with the use of a speci... | 03/27/1979 |
| 4145157 | Modular drain field section A modular drain field section and a method for making a drain field section are disclosed having upper and lower casings which are connected together to form each drain field section. Both upper and lower casings have a center pipe portion which, when con... | 03/20/1979 |
| 4142818 | Device for travelling along the basin and sea bottom The device comprises a housing made in the form of a polygon having hinged sides. Installed in close proximity to housing, supports are tanks connected with fluid sources and producing positive and negative buoyancies in the region of the housing near the... | 03/06/1979 |
| 4140422 | Plastic corrugated drainage pipe A corrugated plastic drainage pipe in which drainage holes are formed through raised reinforcing formations on the corrugated pipe periphery and in which each of the reinforcing formations is integrally joined to adjacently disposed ridges or ribs of the ... | 02/20/1979 |
| 4140424 | Barrier for oil spilt on water An inflatable barrier for oil spilt on water consists of an air chamber and a water chamber which when inflated give a figure-of-eight cross-section, and in order to facilitate laying there is a pilot air tube attached to the air chamber preferably 1/500 ... | 02/20/1979 |
| 4140429 | Corrosion protected tensioning member for a prestressable anchor in solid rock A profiled tensioning rod or combination of rods is provided at the end which is to be inserted into the bore hole of a rock, with a corrosion protective tube formed in three parts, an anchoring part adapted to extend over the greater portion of the ancho... | 02/20/1979 |
| 4140425 | Cable plow assembly The disclosed vibratory cable plow has a generally horizontal boom supported on transverse horizontal and vertical pivots and a trailer supported on the boom by a vertical pivot. A plow blade is supported on a vibration isolating frame beneath the trailer... | 02/20/1979 |
| 4139324 | Bracing system glide shoe for trench sheeting equipment A glide shoe which is mounted on the end of a bracing device and is slidably guided within a support member of a generally C-shaped cross-section. The glide shoe includes a generally rectangular frame glidingly received within the support member and havin... | 02/13/1979 |
| 4136994 | Floating breakwater In a floatable breakwater, one or more flexible membranes are suspended below a floatable, open grid. An outer membrane is formed into a trough. Inner membrane components serve to define multiple ports and reduce the energy of the wave as water is moved a... | 01/30/1979 |
| 4136999 | Canopy and shield structure for a supporting shield in a seam-like mine deposit A canopy and shield structure for supporting a shield adjacent a working face in a seam-like mine deposit, comprises a floor skid which is connected through an extensible and contractable prop at the working face end to the working face end of a canopy ad... | 01/30/1979 |
| 4135842 | Method for transporting and erecting offshore towers Method for transporting an offshore tower to a desired deepwater site and for erecting the tower to an upright position on the submarine floor at that site. Initially, the intended base end of the tower is supported on a first barge, and the intended top ... | 01/23/1979 |
| 4134629 | Pivotable shelving having an associated pivotable door A kitchen cabinet is disclosed which includes a pivot support for supporting a plurality of kitchen cabinet shelves so that the shelves may pivot about a horizontal axis outwardly and downwardly toward the user to an access position for gaining access to ... | 01/16/1979 |
| 4133182 | Apparatus and method of connecting a flowline to a subsea station An apparatus and method of connecting a flowline to a subsea station in which such a connection may be remotely controlled and the method employed is independent of water depth. A flowline connector apparatus which includes a receptacle connector supporte... | 01/09/1979 |
| 4132080 | Resin anchored rock or mine roof bolt anchor mechanism A resin anchored rock or mine roof bolt anchor assembly including an elongated cylindrical anchor member to be inserted in a bore hole in assembled relation with a bolt after insertion of a destructible adhesive-resin-containing cartridge. The anchor memb... | 01/02/1979 |
