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| Number | Title | Issue Date |
| 6690937 | Radio network system The invention is directed to an improved two-way radio network system (15). In the preferred embodiment, the system comprises a radio (16), a first tower (17) having a defined first coverage area (23) and capable of communicating with the radio when the r... | 02/10/2004 |
| 6672749 | Optically marked surface The invention is directed to an optically marked surface. In the preferred embodiment, the optically marked surface (15) comprises a light source (16), a surface to be marked (18), optical material (19) capable of illumination by the light source, the opt... | 01/06/2004 |
| 6626747 | Abrasive pad The invention is directed to an improved abrasive pad (15). In the preferred embodiment, the abrasive pad is comprised of an inner core (16) having an outer surface (19), a strip of abrasive material (18), the strip of abrasive material wrapped around the... | 09/30/2003 |
| 6553939 | Method of changing the cages of laboratory animals, and racks for use therewith The method of changing the cage, including a bottom (31), grill (32) and lid (38), of a laboratory animal, includes the steps of: (a) providing a first rack (20) holding at least one clean bottom, grill and lid; (b) removing a clean bottom, grill and lid ... | 04/29/2003 |
| 6549856 | Fluid contaminant sensor The invention provides an improvement in apparatus (20) for testing the level of contaminants in a fluid during a test period. The apparatus has a source of pressurized fluid (Ps) to be tested; a fluid sump (R); and a test passage (48) which is... | 04/15/2003 |
| 6516958 | Shelf system having horizontally adjustable shelves A shelf system (15) comprising a vertical support (16), a horizontal support (18) and a shelf (25), the vertical support, the horizontal support and the shelf being so configured and arranged that the shelf may be selectively positioned at different locat... | 02/11/2003 |
| 6508095 | Thread-rolling end-working attachment An improved end-working attachment (30) for a screw machine or a rotary transfer machine is particularly suited for use in rolling threads on a workpiece. The attachment broadly comprises: a slide base (31) having an axis (y-y); at least two members (32, ... | 01/21/2003 |
| 6477835 | Single-motor injection-and-screw drive hybrid actuator An improved device (10) for moving a load (11) rotationally and/or axially relative to a body (12) broadly comprises: a body; a motor (13) mounted on the body and having an output shaft (14) operatively arranged to move the load rotationally relative to t... | 11/12/2002 |
| 6471028 | Mechanical module with variable characteristic set by the act of installation A torque-limiting module (20) is adapted to be mounted on a body (21) at any of a plurality of locations. Each location has a particular mounting geometry that mandates the relative position and orientation of the module relative to the body. The body inc... | 10/29/2002 |
| 6467363 | Ball screw actuator locking mechanism The present invention provides an improved standby locking mechanism (20) that is adapted to be used with a ball screw actuator. The actuator has a rotatable screw shaft (21) and has a primary nut (22) mounted on a movable member (23) and threadedly engag... | 10/22/2002 |
| 6463759 | Jewelry finding for producing a necklace having a twisted appearance An improved jewelry finding (20) has a first member (21) provided with a first opening (24) therethrough, and a second member (22) provided with a second opening (25) therethrough. The two members are fixed to one another such that the axes (y1... | 10/15/2002 |
| 6446432 | Hydraulic logic cross-coupling between physically-separate redundant servoactuators A redundant control actuation system (100) provides hydraulic logic cross-coupling between physically-separate servoactuators (101A, 101B). Each servoactuator has a control valve (102A, 102B) arranged to provide a hydraulic output in response to a control... | 09/10/2002 |
| 6436470 | Method of applying a hard-facing material to a substrate An improved method of applying a particulate material to a substrate, includes the steps of: removing impurities from a surface of the substrate; forming a coating composition having a bonding material and at least one particulate material; applying the c... | 08/20/2002 |
| 6435019 | Portable on-board system for measuring vehicle exhaust particulate emissions The invention is directed to an improved mass emissions measuring system (15) for an internal combustion engine (17). In the preferred embodiment, the system is comprised of a particulate monitor (16), four sensor (18, 22, 23 or 29) which may be temporari... | 08/20/2002 |
| 6424070 | Magnetically centering torque motor The invention is directed to an improved limited torque motor (15). In the preferred embodiment, the motor comprises a magnetized rotor (16) mounted for rotational movement relative to a stator (18), the rotor and stator being elongated about an axis x-x,... | 07/23/2002 |
| 6420014 | Z-shaped sheet piling This invention is directed to an improved Z-shaped sheet piling (15). In the preferred embodiment, the piling has a first flange (16), a web (19), a second flange (18), a section modulus of at least about 25 in.3 /ft., a weight of less than abo... | 07/16/2002 |
| 6413239 | Infusion pump The invention is directed to an improved infusion pump (15). In the preferred embodiment, the infusion pump is comprised of an elastomeric hollow balloon (140) and a longitudinal member (110), the balloon having an axial and radial dimension and an open e... | 07/02/2002 |
| 6406568 | 18-karat green gold alloy compositions An improved 18-karat green gold alloy composition comprises about 75.0% gold; about 6.0-7.0% silver; about 9.0-11.7% copper; and about 6.5-9.0% zinc. The improved alloys are capable of being age-hardened to a hardness of about 240 VHN by being heated to a... | 06/18/2002 |
| 6357995 | Device for handling rod-like articles, such as rebar and the like A device (20) is adapted to move an elongated object (21), such as rebar, from a first location (22) to a second location (23). The device includes an object-supporting surface (24), such as a conveyor; a plurality of stops (25) extending in a direction a... | 03/19/2002 |
| 6351199 | Position sensor for latching solenoid valve The invention is directed to an improved position sensor for a latching solenoid (15). In the preferred embodiment, the solenoid has a permanent magnet (16), a coil (18) adapted to be selectively energized by either a positive or negative current, a first... | 02/26/2002 |
| 6326714 | Two-axis pointing motor The present invention provides an improvement in a two-axis pointing motor (20) having a frame (21) and an armature (22). The armature has an axis (x-x) passing through a point (P). The armature is mounted on the frame for controlled omni-directional pivo... | 12/04/2001 |
| 6308130 | Portable on-board mass emissions measuring system The invention is directed to an improved portable on-board mass emissions measuring system for internal combustion engines. In the preferred embodiment, the system is comprised of an exhaust analyzer (16), at least one sensor (18, 22 or 29) which may be t... | 10/23/2001 |
| 6280196 | Disposable tooth bleaching tray A tooth bleaching tray (20) broadly includes a U-shaped trough-like member (21) having a central arcuate portion (22) and having an extension portion (23, 24) continuing from either end thereof and terminating in a distal end (25, 26). The tray has an out... | 08/28/2001 |
| 6270298 | Cutting tool point The invention is directed to an improved cutting tool point. In the preferred embodiment, the cutting tool is comprised of a marginal end portion (15), adapted to selectively remove material from a work piece when the tool is moved relative to the work pi... | 08/07/2001 |
| 6244190 | Tilting mechanism The invention refers to a tilting mechanism for creating track curve-dependent tilt of the superstructure of rail vehicles (1), consisting of a coupling (15) with which the superstructure (2) is movably connected to a bogie (3) in such a way that the supe... | 06/12/2001 |
| 6240688 | Holder for adjustable positioning of reinforcing rods The current invention is directed to a holder (32) for adjustable positioning of reinforcing rods (49). The holder has a horizontal support structure and a means for holding a reinforcing rod (49). The holder is comprised of a first leg member (33), a sec... | 06/05/2001 |
| 6226930 | Variable-volume storage system A storage system (20) has substantially-parallel stationary first and second walls (21, 22) spaced from one another. A third wall (29) is mounted for movement relative to the first and second walls. The improvement comprises track means (26) for guiding m... | 05/08/2001 |
| 6213366 | Box-belt attachment system The invention is directed to an improved box-belt attachment system (15) for attaching a box (16) having a lid (21) to a belt (18). In the preferred embodiment, the attachment comprises a box loop (19) and a belt loop (20), whereby the lid of a box may be... | 04/10/2001 |
| 6202486 | Analog liquid level sensor A sensor for determining the location of the surface of liquid in a container, includes: a hollow tubular stainless steel probe inserted into said container, said probe having one portion arranged above the surface of the liquid and having another portion... | 03/20/2001 |
| 6182438 | Method and apparatus for starting a gas turbine engine A method of starting gas turbine engine (17) having a variable-speed motor-driven pump (13) operatively arranged to supply a source of fuel to the engine through at least one combustor nozzle (19) when the engine is operating normally, includes the steps ... | 02/06/2001 |
| 6178698 | Balanced door closing apparatus An improved door closing apparatus (20) is adapted for use with a door frame (21) that comprises an elongated header (22), a sill (23) and a pair of side jambs (24, 25). A door (26) is adapted to be mounted on the frame for pivotal movement about an axis ... | 01/30/2001 |
| 6176145 | Actuating mechanism The invention is directed to an improved actuating mechanism. In the preferred embodiment, the actuating mechanism (15) is comprised of a split housing (16), a gear transfer system (18) enclosed in the housing, a threaded barrel (19) extending from the ho... | 01/23/2001 |
| 6141937 | Holder for adjustable positioning of reinforcing rods The current invention is directed to a holder (32) for adjustable positioning of reinforcing rods (49). The holder has a horizontal support structure and a means for holding a reinforcing rod (49). The holder is comprised of a first leg member (33), a sec... | 11/07/2000 |
| 6131684 | Cushioned bushing for an articulated motorcycle frame An improved motorcycle frame (20) has a first part (21) and a second part (23) mounted for pivotal movement relative to the first part about an axis (x--x). The improvement includes a cushioned bushing (17) operatively arranged between the two frame parts... | 10/17/2000 |
| 6078132 | Miniature deuterium arc lamp The present invention broadly provides an improvement in a deuterium arc lamp having structure (e.g., anode 27, baffle 28, etc.) mounted on the distal end of an electrical conductor (26) within an elongated tubular glass envelope (21) in spaced relation t... | 06/20/2000 |
| 6056486 | Cutting tool point The invention is directed to an improved cutting tool point. In the preferred embodiment, the cutting tool is comprised of a marginal end portion (15), adapted to selectively removed material from a work piece when the tool is moved relative to the work p... | 05/02/2000 |
| 6053886 | Switch apparatus for operating an evacuator The current invention is directed to a switch apparatus (6) for operating a surgical evacuator (14). The switch apparatus broadly comprises a surgical device (39) having a power unit (12), a vibration generator (10) for producing vibrations in response to... | 04/25/2000 |
| 6032418 | Driven hinge with automatic driver-operated lock A driven hinge (20) has fixed and movable hinge sections (21, 28) that are arranged to be selectively rotated relative to one another about an axis (x1 --x1) between first and second relative angular positions. The hinge includes: a ... | 03/07/2000 |
| 6006393 | Coating tool with variable flexible connection between head and handle An improved coating tool (20) is provided with a variable flexible connection between a head and handle. The improved tool broadly includes a head (22), a handle (23), a flexible connection (21) between the head and handle to permit relative pivotal movem... | 12/28/1999 |
| 5997063 | J-hook with shank portion having oval-shaped transverse cross-section An improved J-hook (20) includes an eye portion (21) having a circular transverse cross-section; an arcuate hook portion (22) having a circular transverse cross-section; a shank portion (23) arranged between the eye and hook portions and having an oval-sh... | 12/07/1999 |
