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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 |
| 7267323 | Ball valve with cartridge A ball valve has a valve body having a chamber, aligned inlet and outlet passages providing flow therethrough, and an access passage communicating with the chamber. A replaceable cartridge assembly is seated in the chamber and includes a generally spherical ball hav... | 09/11/2007 |
| 6938876 | Ball valve with retractable seals and method of replacement thereof A ball value has a valve body defining a cavity, a ball closing component disposed within the cavity through a cavity opening, a cover, and seal assemblies having seating rings with seals disposed engaging both sides of the ball closing component. The seating rings ... | 09/06/2005 |
| 6832621 | Transmitter isolation ball valve A ball valve assembly of the quarter-turn type for use in isolating an electronic level transmitter comprising a valve body having an inner chamber, an inlet or tank-side port, an outlet or transmitter side port, a valve body axis defined by the inlet and outlet por... | 12/21/2004 |
| 6681793 | Top-entry ball valve assembly having camming surfaces A top-entry ball valve assembly that includes top and bottom camming plates which are coupled to top and bottom shoulders of the ball valve member. The camming plates include a first pair of opposing camming corner-surfaces to displace the spring-biased v... | 01/27/2004 |
| 6672563 | Ball valve having a magnetic seat sealing device A ball valve having a magnetic seat sealing device comprises a valve body, a valve seat, a valve ball, a valve stem and a valve bonnet, wherein the valve seat is disposed within a valve body cavity of the valve body, the valve ball being rotatably dispose... | 01/06/2004 |
| 6378842 | V-ball control valve A V-ball-type control valve having: a valve body installable in a piping system; a V-ball-type valve element rotatably positioned in the valve body; a valve shaft extending from the V-ball-valve element; and a bonnet removably attachable to the valve body... | 04/30/2002 |
| 5954088 | Ball valve adapted to couple with an output drive shaft of a valve control device A ball valve includes a hollow valve body for mounting a valve ball therein. A drive transmitting stem has a proximate end coupled to the valve ball, and a distal end extending outwardly of the valve body for coupling with an output drive shaft of a valve... | 09/21/1999 |
| 5927685 | Sealing device for a valve stem of a valve A valve includes a column having an outer end portion defining a threaded bore, an outer mediate portion defining a first receiving recess communicating with the threaded bore, an inner mediate portion defining a passage communicating with the first recei... | 07/27/1999 |
| 5873389 | Structure of faucet A faucet including a faucet body defining a ball socket between a water intake port and a water output port, a ball valve mounted in the ball socket and retained between two rigid gasket members, a packing nut fastened to the ball socket to hold down the ... | 02/23/1999 |
| 5799928 | Ball valve with improved valve seat and bonnet assembly A ball valve for controlling fluid flow comprises a housing with a chamber therein and a fluid flow passage therethrough having an inlet and outlet portion to and from the chamber adjacent the lower end of the housing, and generally annular recesses exten... | 09/01/1998 |
| 5746417 | Adjustable ball valve An adjustable ball valve assembly having a vertically tapered chamber and an adjustment mechanism is provided. The adjustable ball valve includes a vertically tapered chamber, a ball disposed within said chamber, a valve stem connected to said ball, seat ... | 05/05/1998 |
| 5730420 | Ball valve having one-piece packing A ball valve has a body with a cylindrical bore extending axially inwardly from the exterior of the body and defining a valve chamber. Inlet and outlet passages extend from the exterior of the body inwardly to the chamber. A ball valve member is disposed ... | 03/24/1998 |
| 5707042 | Device for shifting the seats of a ball valve An improved device for shifting the seats of a top entry ball valve, consisting of two identical portions, one for each valve seat, which are permanently interposed between the valve body and the relative seats; each portion comprises a stop ring made rig... | 01/13/1998 |
| 5551479 | Combination ball and check valve A combustion ball and check valve for control of fluids through a conduit includes a unitary valve housing having a longitudinal opening extending therethrough, a ball valve closure member disposed within the housing adjacent a first end thereof and a one... | 09/03/1996 |
| 5531244 | Hemispherical ball valve A ball valve for controlling fluid flow comprises a housing with a chamber therein and a fluid flow passage therethrough having an inlet and outlet portion to and from the chamber adjacent the lower end of the housing. An opening in the upper end of the h... | 07/02/1996 |
| 5224829 | Rotatable valve having upper and lower parts A valve apparatus, in particular a rotatable valve comprising an upper part (10) and a lower part (6) which are demountably attached to each other. The valve's lower part (6) is mainly U-formed with sealing surfaces (17,18) arranged on the outwardly facin... | 07/06/1993 |
| 5170989 | Sealing assembly for valve member A seat assembly (28) for a valve member (20) includes a seat carrier (40) defining a pocket to receive a rigid seat ring (42). The outer peripheral surface (56) of the rigid seat ring (42) is spaced radially from the inner peripheral surface (45) of the s... | 12/15/1992 |
| 5152502 | Ball valve subassembly, and means for unitizing such into an integrated assembly The subassembly is an integrated unit in which the operating internals of the ball valve are coupled to, and removable with, the ball valve cover. A flexible, U-shaped band, removably fastened to the cover, holds seat rings captive therein, and positions ... | 10/06/1992 |
| 5145150 | Valve with metal-to-metal sealing means A valve wherein a spherically shaped half ball element is arranged for rotation between open and closed positions with respect to a tubular seat element. Metal-to-metal sealing elements are disposed between the tubular seat and the valve body to develop a... | 09/08/1992 |
| 5129417 | Valve including a closing device and sealed connectors This invention relates to a valve comprising a valve body and a dismountable closing means. The closing means comprises a closing member and a support which carries the closing member is received in an inner cavity in the valve body. Locking of the closin... | 07/14/1992 |
| 5117858 | Top entry ball valves with cam adjustable seats A top entry ball valve comprises a housing having an interior cavity sufficiently large to receive a conventional ball and conventional seat rings through an opening in the housing. After the ball/seat package has been inserted into the cavity, a cam arra... | 06/02/1992 |
| 5088687 | Ball valve seat for high temperature service A ball valve seat for high temperature and/or abrasive fluids includes a disc-like spring portion formed as a part of the seat for maintaining a sealed relationship with the valve body and the ball and thus allowing for expansion and contraction of the va... | 02/18/1992 |
| 5070909 | Low recovery rotary control valve A rotary control valve for controlling fluid flow through a conduit comprising at least one fixed trim element and a rotatable plug element located in the conduit in closely abutting position. The trim element and the plug element have a plurality of duct... | 12/10/1991 |
| 4955581 | Bellows sealed plug valve A bellows sealed plug valve includes a valve body having an inlet passage and an outlet passage, a valve chamber between the inlet and outlet passages. A valve plug has substantially the same shape as the valve chamber and is rotatably disposed therein. A... | 09/11/1990 |
| 4953587 | Ball valves for pipelines A ball valve is provided in which an outer housing (1) can be left in a pipeline during servicing and a sub-assembly can be removed as a unit from the top of the outer housing (1). The sub-assembly comprises an inner housing (8) in which a ball member 17 ... | 09/04/1990 |
| 4936545 | Ball valve for refrigerating systems Improved ball valve for refrigerating systems, formed by a valve body and an inlet duct and an outlet duct. The other component parts such as a ball shutter, a circular flange, a closure member, an actuating means and sealing means are all mounted by intr... | 06/26/1990 |
| 4928924 | Valve A valve, which consists of a housing (1) provided with a through flow duct (2); of a closing member (3), which is shaped as a body of revolution or as a part of such body, which has been placed into the housing through an opening (7) provided on the housi... | 05/29/1990 |
| 4911408 | Seat assembly for ball valves A top entry ball valve (10) has a removable top plate (34) to permit the removal of a ball valve member (80). Valve seat assemblies (98, 100) each include a primary metal seat member (102), a concentric secondary elastomeric seat member (104), and a conce... | 03/27/1990 |
| 4846213 | Drain through ball valve A fluid control valve with a rotatable shaft and a ball valve mounted within a flow bore. The ball has one or more V-shaped grooves for controlling fluid flow. In the closed position the ball and walls of the flow bore are in a continuous line sealing con... | 07/11/1989 |
| 4844410 | Adjustable seat assembly for a valve There is provided a seat assembly adapted to be received in a spool bore of a valve having a fluid controlling member for controlling the flow of fluid through the valve, with the spool bore having a threaded interior portion. The seat assembly includes a... | 07/04/1989 |
| 4812701 | Cover apparatus for weighing machines A cover apparatus comprising a plurality of peripherally divided and interconnecting cover sections positioned around and outside a plurality of weighing machines, that are arranged in turn in a predetermined array or pattern, the cover sections encirclin... | 03/14/1989 |
| 4802652 | Tapered ball valve A tapered plug valve having a body with a removable valve seat insert that can be replaced without removing the valve body from the operating site.... | 02/07/1989 |
| 4727901 | Ball valve A ball valve device for subsea applications, capable of being dismantled for inspection and maintenance without disrupting normal operations of the pipeline and without causing leakage into or out of the pipeline is disclosed. The ball arrangement of the ... | 03/01/1988 |
| 4718444 | Valve seat retraction method and apparatus Selective retraction of a spring-biased valve seat from slidable sealing engagement with a ball valve member is effected by a threaded retraction tool inserted through a threaded retraction port normally sealed by a removable sealing screw and gasket. The... | 01/12/1988 |
| 4714236 | Ball valve, particularly for gases An improved ball valve, particularly for gases, includes a case of unitary construction accommodating a hollow ballshutter supported between two juxtaposed gaskets and being controllable rotatively through a screw block having an external knob grip. The s... | 12/22/1987 |
| 4709902 | Ball valve having valve housing with interior annular ridge for holding annular retaining element in position The valve member (8) of a ball valve is retained in the valve housing (1) of the valve between an annular seal (21) and an annular retainer (22) which is mounted through one of the branches of the valve housing. The annular retainer (22) is secured in the... | 12/01/1987 |
| 4658978 | Top entry ball valve and a clamp therefor A top entry ball valve is proposed which has a valve body formed with a valve chamber, a valve mounted in the valve chamber, a seat ring at the low-pressure side, and a seat ring assembly having another seat ring, a belleville spring and a seat ring holde... | 04/21/1987 |
| 4637421 | In-line repairable top entry ball valve An in-line repairable top entry floating ball valve having internal components that are replaceable through an access opening, closed by a valve bonnet, while the valve body is located within a flow line. The valve mechanism is provided with seats which m... | 01/20/1987 |
| 4635675 | Flat sided ball valve A top-entry, single-body ball valve is provided which may easily be assembled or disassembled. The valve includes a rotatably mounted ball member having a passage extending therethrough, a valve seat for sealingly engaging the ball member, the ball member... | 01/13/1987 |
| 4634098 | Ball Valve In a valve of the ball or globe type operating means are provided to cause movement of the closure member in an angular mode about an axis of rotation and in a radial direction with respect to such axis in order that the closure member may be removed from... | 01/06/1987 |
