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System for magnetically attaching templeless eyewear to a person
A system of eyewear that eliminates the need for hinges on the frames of the eyewear.
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| Number | Title | Issue Date |
| 7124836 | Knock-on sweep structure Sweep retaining structure includes a retainer having a contact end biased towards the sweep. The sweep includes two or more spaced end-receiving areas to accommodate changes in the mounted sweep position. In one embodiment, the retainer is a wire made of spring stee... | 10/24/2006 |
| 7104341 | Low disturbance deep tillage point Ripper point structure includes a nose with a tapered top that initiates lift and fracture of compacted soil layers. The tapered top with an included angle of about 100 degrees just forward of the parting wear shin creates a parting stress which increases until the ... | 09/12/2006 |
| 7070007 | Knock-on sweep structure Sweep retaining structure includes a retainer having a contact end biased towards the sweep. The sweep includes two or more spaced end-receiving areas to accommodate changes in the mounted sweep position. In one embodiment, the retainer is a wire made of spring stee... | 07/04/2006 |
| 6938700 | Knock-on sweep structure and tools therefor Sweep retaining structure includes a spring wire retainer with a base supported in a groove on the underside of the wedge support which mates with a stem portion of the sweep. The wedge support is apertured, and a central curved portion of the retainer passes throug... | 09/06/2005 |
| 6906673 | Methods for aligning an antenna with a satellite Methods for aligning a satellite reflector with an antenna. One method includes the use of an antenna-alignment device to orient the centerline of an antenna in a desired azimuth, elevation and skew orientation. Another method includes the use of an antenna alignmen... | 06/14/2005 |
| 6508147 | Earth working sweep The present invention has several aspects to it, one of which is the provision of a chisel point which is straight and tapered from its thinnest part at the extreme front to a thicker part at the rear thereof for causing a sweep to wear longer than prior ... | 01/21/2003 |
| 5813475 | Hardfaced agricultural sweep and method for applying hardfacing An agricultural sweep has a main body with a cutting edge including a tip and winged portions extending away from the tip. The tip and winged portions have hardfacing material on them. In the improvement, the width of the hardfacing material on the tip is... | 09/29/1998 |
| 5579852 | Soil working tool A soil working tool in the form of a streamlined tool 10 having a concave ridge-like edge 11 extending along a major portion of the length of the tool and being equipped with recessed holes 12 and 13 so the tool can be secured to a shank. The tool has a r... | 12/03/1996 |
| 5558165 | Agricultural sweep and mounting Knock-on sweep mounting structure includes a combination of first and second tapers, and mating notch structure in the sweep connecting portion and in the mounting structure on the shank, to provide easy installation and prevent sweep loss. The notch stru... | 09/24/1996 |
| 5456323 | Agricultural sweep and method of manufacture An agricultural sweep for being attached to a tractor for pulling the agricultural sweep across the ground. The agricultural sweep incudes a ground engaging portion having a cutting edge for cutting through the ground as the sweep is pulled across the gro... | 10/10/1995 |
| 5429197 | Blade for a soil agitating device The present invention relates to soil agitation, and in particular to machines which are used to dig decompacted soil and agitate the turf on sporting greens, such as golf greens and football fields. The present invention in particular presents a new type... | 07/04/1995 |
| 5417293 | Single pass continuous feed sprigger In a sprigger a tiller aligned with a plow and weighted to disks. The tiller breaks the ground forming narrow grooves into which fertilizer may be distributed and a plow following behind, preferably at a depth less than that of the tiller, forms a substan... | 05/23/1995 |
| 5373904 | Cultivator blade A blade construction for a cultivator blade or a cultivator sweep, wherein the blade is adapted to sever plants from the ground by digging up the roots, to permit collection of the plants and subsequent separation of the fruit contained thereon. The blade... | 12/20/1994 |
| 5287818 | Method for killing soil pathogens with micro-wave energy A method of killing soil pathogens to improve the agricultural production of a field comprises the steps of moving a plurality of agricultural tools through the soil and during this movement emitting microwave energy into the soil at a frequency within th... | 02/22/1994 |
| 5172770 | Agricultural shares with dimples An agricultural share having a working portion with a front face, a rear face and two sides converging to a forward point. A plurality of depressions are formed on the rear face of the working portion in the vicinity of the two sides for the purpose of ac... | 12/22/1992 |
| 5063999 | Moldboard plow apparatus for switching soil strips from one furrow to another A moldboard plow apparatus having alternate and cooperating moldboards or so-called "scoops". The first of the moldboards digs out and lifts a first soil section from a ground surface thereby forming a first furrow or so-called "cut". The second moldboard... | 11/12/1991 |
| 5050685 | Split bentleg plow A bentleg plow apparatus has a forward direction and includes a mounting frame, an upper blade-like portion secured to the frame and extending generally downwardly, a first lower blade-like portion connected to the upper portion and extending downwardly a... | 09/24/1991 |
| 4911249 | Tool which uses soil as wearing edge A soil-working tine has a recess extending along its wearing edge. The recess captures some soil as the tine passes through the soil. The soil captured in the recess acts as a wearing edge, reducing wear on the material of the tine.... | 03/27/1990 |
| 4867248 | Shank mounting assembly for soil opening point A shank mounting assembly for a soil opening point permits adjustment of the spacing between a pair of mounting bolts of the assembly for permitting attachment of the assembly to farm implement shanks having bolt holes of various spacings. The assembly in... | 09/19/1989 |
| 4857193 | Floating chicane system for liquid-solid separation equipment A chicane system is provided in a belt filter press in a gravity drainage zone. The gravity drainage zone includes a movable filter belt, an inlet section for receiving a suspension on the filter belt, and an outlet for discharging separated liquid and so... | 08/15/1989 |
| 4794992 | High center shovel Standard shovels, particularly shovels used in deep tillage implements, vibra chisel or vibra shank cultivators and the like tend to push or roll the soil ahead in front of the shovel leading to high wear and heavy draft conditions. The present shovel is ... | 01/03/1989 |
| 4449591 | Agricultural clean-out drag An agricultural clean-out drag particularly adapted to smooth out dikes, is mounted upon a boom. The drag is pivoted rearward of center so the front of the drag tends to hang down to bear against the ground. The drag is a shell, semi-circular in shape. Th... | 05/22/1984 |
| 4333536 | Plow shank and digging blade attached to lower extremity thereof by adaptor A plow shank has a digging blade attached to the lower extremity thereof by an adaptor. The digging blade has an inclined upper arcuate surface to which the adaptor is releasably secured. The adaptor is also releasably secured to the lower extremity of th... | 06/08/1982 |
| 4321972 | Seed planter furrow opener and follower therefor In the art of plant propagation having as its object increased yields and profits for the agricultural industry through proper techniques of soil and furrow preparation, in conjunction with controlled seed orientation, a multi-purpose, wedge-shaped follow... | 03/30/1982 |
| 4175341 | Subsurface cutting tool for a tractor ripper shank A cutting tool for attachment to the end of a tractor mounted ripper shank for use in severing wooden debris below the ground surface. A tool socket receives the lower end of the ripper shank while a blade block secured to the socket is provided with a tr... | 11/27/1979 |
