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| Number | Title | Issue Date |
| 4800672 | Centralized fumigation system for exterminating insects in a building This invention relates to a novel built-in centralized system for exterminating insects in a building, and particularly to such a system which may be installed during construction without modification, interruption or departure from traditional building d... | 01/31/1989 |
| 4800673 | Arches driver An apparatus for driving arches into the ground for the making of a cultivation tunnel comprises a drum-like body made of a pair of wheels interconnected by three transverse arcuate arch supports and rotatably mounted on a chassis. The ends of the arcuate... | 01/31/1989 |
| 4800674 | Greenhouse structure A greenhouse structure for growing plants using nutrient feed solution. The structure comprises a plurality of elongated greenhouse production areas. Each area has a shell and a base enclosing a predetermined space within which plants are grown. The areas... | 01/31/1989 |
| 4800675 | Roofing plate for planting greenery on roofs A roofing plate for the planting on greenery on a roof, having an approximately rectangular surface as seen from above. The roofing plate comprises a wedge-shaped upper section tapering in thickness towards the ridge, a central section of uniform thicknes... | 01/31/1989 |
| 4800676 | Tree protector An improved tree protector of the type adapted to prevent insects from crawling up the trunk of a tree is described in which a continuous corrugated trough-like member is provided for extending about a tree trunk and for receiving an insecticide. The ends... | 01/31/1989 |
| 4800677 | Animal waste collection pad An animal waste collection pad having a backing sheet of fluid impervious material, a non-woven top sheet thereon. An absorbent pad is disposed on the backing sheet and the pad contains a scent, attractive to dogs. The scent may be provided by a frangible... | 01/31/1989 |
| 4800678 | Tilt-lock device A tilt-lock device 3 for rotary tilt-wing windows and doors or the like consists of a tilt-lock plate 4 with lock-webs 14, 15 sitting upon the upright frame bar in the lower frame corner at the lock side and of a locking element 11 associated with the upr... | 01/31/1989 |
| 4800679 | Quarter point return mechanism for manually operated revolving doors This invention relates to a quarter point return mechanism for a manually driven revolving door. Revolving door leaves extending outwardly from a shaft are partially enclosed between opposed curved sidewalls. The return mechanism has a number of elements ... | 01/31/1989 |
| 4800680 | Cord guide system for sash balance A block and tackle balance system (10), contained within a spring cover (12) extending for the full length of a jamb liner (11), includes a guide (30) that directs a cord (25) through an angled course as it passes from the balance (20), through a hole (13... | 01/31/1989 |
| 4800681 | Sealing and guiding element for flush mounted movable automobile window The sealing and guiding element comprises a single structure which defines at least three sides of an automotive window track and provides the sealing and guiding structures for the window. The sealing and guiding element may have a unitary body or may be... | 01/31/1989 |
| 4800682 | Grinder, especially a high precision grinder, for a bearing ring The grinder, especially a high precision grinder, for a ring bearing which has a race with a curved cross section comprises at least one tool support and at least one tool holder. The tool holder is support in the tool support on two equal feed guide rods... | 01/31/1989 |
| 4800683 | Grinding machine for the grinding of elongated workpieces The grinding toolholders of a grinding machine for the fine grinding or honing of a camshaft or other workpiece are displaced along nonrotatable threaded spindles by high-precision rotatable nuts which are driven by a stepping motor on each holder via a c... | 01/31/1989 |
| 4800684 | Apparatus for grinding and lapping sealing surfaces in slide valves and the like in situ or in the workshop An apparatus for grinding and lapping sealing surfaces in slide valves and the like in situ or in the workshop has a base plate (21), a drive (6), and a rotatably mounted tool plate (3) which is connected to the drive (6) by a supporting element (4) and c... | 01/31/1989 |
| 4800685 | Alumina bonded abrasive for cast iron This invention concerns the discovery that sol-gel process alumina abrasive grain provides superior performance in bonded abrasives for grinding cast iron. In a preferred form it is disclosed that bonded abrasives of sol-gel process alumina abrasives in c... | 01/31/1989 |
| 4800686 | Fabrication method for chamfered hole This invention relates to a method for boring a chamfered hole and a tool for the same hole to effect boring a through hole on a glass plate and to simultaneously effect chamfering on respective aperture on the both sides of the plate, and have the functi... | 01/31/1989 |
| 4800687 | Method for cylindrical grinding of rolls A roll assembly having a roll cylinder, a roll core and pressure transfer elements, which assembly is tightened for a grinding operation by applying hydraulic pressure through the pressure transfer elements and aligning the plane of the hydraulic overall ... | 01/31/1989 |
| 4800688 | Blasting nozzle for wet blasting machine A blasting nozzle structure for wet-blasting of an abrasive slurry, which structure includes a body having substantially parallel first and second passages for flow therethrough of pressurized air and abrasive slurry, respectively. A nozzle member extends... | 01/31/1989 |
| 4800689 | Fascia assembly for securing edge of rubber roof membrane including reinforcing clips A fascia assembly for securing the edge of a rubber roof membrane to the edge of a roof, the fascia assembly including a sheet metal fascia adapted to secure the edge of the membrane against a dam, and reinforcing clips adapted to be housed within the fas... | 01/31/1989 |
| 4800690 | Stack system A guyed stack has a system of horizontal rings and vertical struts surrounding it to which the guy wires are attached. The rings and struts allow free expansion and contraction of the stack. The vertical struts support the vertical components of the guy t... | 01/31/1989 |
| 4800691 | Self-supporting element for the construction of a building roof, comprising a metal framework associated with a single-unit insulating cladding, metal framework and insulating cladding constituting said element, and the resulting roof The self-supporting element (1) is of great length and of the type formed by a framework of metal section members (7-9-10-11-14-15) and an insulating cladding supported by the framework. The element is characterized in that its cladding is in a single uni... | 01/31/1989 |
| 4800692 | Cruciform dwelling structure A multi-family dwelling for provding privacy, security and improved land utilization includes a series of eight individual living units configured into a dual-cruciform structure wherein each living unit shares a common dividing wall on one side with a co... | 01/31/1989 |
| 4800693 | Heat insulating window unit and insulating blocking component therefor A method is described for manufacturing a heat insulating window glass units which comprise two or more glass panes and at least one spacer frame element sized to follow the border of the panes with the frame element placed between each pair of inner surf... | 01/31/1989 |
| 4800694 | Place-on type assemblage structure A place-on type assemblable structure comprising an assembly element having a base plate to be placed on a substantially flat surface and a pillar extending upwardly from the base plate, in which a vertical load acting on the pillar is borne substantially... | 01/31/1989 |
| 4800695 | Electrical raceway floor track An electrical raceway floor track and a partition embodying such floor track wherein the floor track is an elongate aluminum extrusion with a relatively wide upwardly opening lower channel connected to a relatively narrower upwardly opening upper channel ... | 01/31/1989 |
| 4800696 | Premise wiring system for frame structures A frame structure includes recessed channels 40 in which the cables in an electrical distribution system are positioned. Communicating channels are formed in an upper beam 24, a lower beam 26 and a plurality of vertical columns 30. Installation of the com... | 01/31/1989 |
| 4800697 | Modular interstitial concrete sub-floor An interstitial sub-floor formed of concrete contained in a prefabricated formwork composed of a plurality of rigid plastic eggcrate-type modules positioned adjacent to one another and bonded to one another.... | 01/31/1989 |
| 4800698 | Clip for joining sheet metal beam members A clip for joining sheet metal beams to one another is formed of a single strip of sheet steel. An arcuate spring plate fits between the flanges of one beam, with a free edge engaging beneath a lip, and a transverse bend at the other edge of the arcuate s... | 01/31/1989 |
| 4800699 | Molding/locating and attaching clip device A molding/locator and attaching clip device includes a molding retainer clip which is adapted to be secured by a headed stud to a support panel and to which an open channel molding can be secured and, a molding locator clip which is adapted to be secured ... | 01/31/1989 |
| 4800700 | Method and apparatus for lifting and supporting slabs A method of lifting and supporting concrete slabs which includes the steps of cutting an access hole in the slab, inserting a lift plate through the access hole; rotating and drawing the lift plate up against the underside of the slab, and driving a pier ... | 01/31/1989 |
| 4800701 | Portable motorcycle garage A portable motorcycle garage is provided with a forward portion pivotal about a rear portion enabling entry into said garage. A storage compartment is positioned within said forward pivotal portion accessible for storage of paraphernalia associated with u... | 01/31/1989 |
| 4800702 | Steel placement member A steel placement member adapted for supporting and locating a reinforcing steel bar in a concrete structural member formed by placing concrete in an area defined by a horizontal bottom surface and a vertical perimetrical surface. The steel placement memb... | 01/31/1989 |
| 4800703 | Horizontal pouch packer A packing machine for pouches or other flexible container is provided having an indexable conveyor, a feed means which discharges pouches onto said indexable conveyor, a sensing means for indexing the conveyor, a variable stroke vacuum head assembly with ... | 01/31/1989 |
| 4800704 | Apparatus for aligning and packing fruits or vegetables into packages The present invention offers an apparatus which automatically aligns and packs fruits or vegetables like persimmons or tomatoes for example into containers. More particularly, the apparatus embodied by the invention is provided with means for conveying th... | 01/31/1989 |
| 4800705 | Continuous form, fill, seal and separate packaging machine A form, fill, seal and separate packaging machine wherein receptacle forming, filling and sealing is accomplished by a plurality of stations disposed along the path of travel of a web which continuously moves through the packaging machine. Both the base w... | 01/31/1989 |
| 4800706 | Apparatus for loading a stack of articles into a relatively flimsy container An apparatus for loading a group of side-by-side stacked articles into a relatively flimsy enlongated open-top container. The containers are conveyed on a conveyor and each container, when positioned beneath a loading unit, is elevated from the conveyor t... | 01/31/1989 |
| 4800707 | Vertical form, fill & seal packaging machine with servo motor drive means A vertical form, fill and seal packaging machine has a tube former for receiving flexible packaging material in thin flat strip form and progressively juxtaposing opposite longitudinal edge portions thereof in parallel vertically extending relationship to... | 01/31/1989 |
| 4800708 | Apparatus and method for forming foam cushions for packaging purposes A method and apparatus is disclosed for successively forming foam filled bags or cushions of the type wherein a foamable composition is deposited in a plastic bag. The formed bags are adapted to be placed in containers with articles being packaged, and so... | 01/31/1989 |
| 4800709 | Arrangement for setting back the seat of an equestrian saddle and a damping device adapted to be fitted to said arrangement An equestrian saddle which includes a saddle frame having a plurality of straps hanging down from opposite sides thereof, a seat mounted on the saddle frame, a left and right side panels located beneath the saddle frame, a girth which includes a plurality... | 01/31/1989 |
| 4800710 | Rotary mower A rotary mower with at least one rotary cutter unit rotated on a vertical axis by means of a drive shaft which has a first bearing hub secured to its lower end. A cutter disc is secured to the first bearing hub and a second bearing hub is coaxially and ro... | 01/31/1989 |
| 4800711 | Header for harvesting machine A header for a harvesting machine having a frame, a cutterbar operable to a cut standing crop and mounted on the front of the frame, and a reel also mounted on the frame and operable to sweep crop material towards and over the cutterbar, the cutterbar bei... | 01/31/1989 |
