Patents Represented by Attorney, Agent or Law Firm Jerry Johnson
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Patent number: 6824348Abstract: A wind rotor comprises a base, a rotor frame rotationally supported on the base for movement about a substantially vertical axis in one of a clockwise or counter clockwise direction, and a plurality of wind receiving vanes pivotally disposed on the rotor frame for movement about a substantially vertical axis in a clockwise and counter clockwise direction between a first closed position and a second open position. The movement of each vane from the first closed position to the second open position further being independent of the other vanes. A variable resistance damping mechanism assembly is disposed between each vane and the rotor frame. The variable resistance damping mechanism is configured to provide damping in both the clockwise and the counterclockwise directions, and to dampen a greater amount in one of the clockwise or counterclockwise directions than in the other.Type: GrantFiled: April 22, 2003Date of Patent: November 30, 2004Inventors: Barton D. Alexander, James C. Helfrich
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Patent number: 6311346Abstract: A transfer belt is provided that includes two elongated pads. The pads are disposed on the belt proximate to both sides of the wearer. The pads minimize discomfort for the wearer by ensuring that forces applied on the belt are applied through a surface area that is much larger than that of the belt and through a cushioning pad which is much softer than the belt. The addition of the pads greatly increases the safety of using a transfer belt on a patient. The pads also provide an increase in the comfort and safety for the medical or care taking assistant during the use of the transfer belt. This comfort and safety is provided by the presence of a gap between the belt and the belt wearer within which the medical or care taking assistant can place their hand.Type: GrantFiled: March 15, 2000Date of Patent: November 6, 2001Inventor: Heidi Goldman
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Patent number: 6240885Abstract: An inboard gasoline marine engine for small water craft comprises a two cylinder horizontally opposed four stroke engine. The engine includes a massive crank shaft rotationally mounted in the crank case of the engine. A small flywheel is connected to one end of the crank shaft. The flywheel additionally drives the propulsion system used along with the engine. The fly wheel is typically disposed at the back of the engine, although positioning the flywheel in the front position would also be possible. Opposite the flywheel on the front of the engine is a main belt for operation of an alternator, and a cover for a timing belt or chain. Two cam shafts are driven by the crank shaft through the timing belt or chain. A cylinder block or jug is located on each end of the crank case. A large bore cylinder (4¼ in.) is disposed in each cylinder jug. Reciprocating in each cylinder is a large diameter piston that has a long stroke (5 in.).Type: GrantFiled: March 26, 1999Date of Patent: June 5, 2001Inventor: Bruce F. Hanson
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Patent number: 6237427Abstract: A flow rate measuring system for conveyed material includes a conveyor including a frame and a material supporting surface moveably supported by the frame. The flow rate measuring system utilizes height measurement devices which are responsive to the height of the material supported on the material supporting surface of the conveyor for taking material height measurements. A signal generating device provides an output signal in response to the height measurement device. The height of the material on a conveyor of known width and known speed allows the calculation of volume or mass flow rates. The height measurement device typically comprises a deflection impact surface which is a finger or paddle assembly. The flow rate measuring system for conveyed material additionally may include a signal processing device such as computer for taking and recording height measurements as specific intervals.Type: GrantFiled: February 8, 1999Date of Patent: May 29, 2001Inventors: James C. Helfrich, Jeremy A. Helfrich
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Patent number: 6217760Abstract: The waste water treatment system comprises a waste water treatment facility having an inlet for the entry of waste water and an outlet, and a re-circulation tank including an inlet and an outlet. The inlet of the waste water treatment facility is in fluid communication with the outlet of the re-circulation tank. The system includes a distribution chamber including an upstanding wall, a floor, an inlet, and at least two outlets conduits. A first outlet conduit is in fluid communication with the re-circulation tank; and a second outlet conduit is in fluid communication with a discharge conduit. At least one flow distribution chamber outlet conduit typically includes an inlet opening which is disposed at the same vertical height as the floor of the distribution chamber to allow the entry of waste water which has entered into the distribution chamber, such that substantially no waste water entering into the distribution chamber through the inlet will be retained within the chamber.Type: GrantFiled: April 30, 1999Date of Patent: April 17, 2001Inventor: Tom Bovington
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Patent number: 6196631Abstract: An ergonomic footrest comprises a chair attachment bracket for attachment to the underside of a work chair seat, a footrest actuating mechanism supported by the chair attachment bracket for rotational movement in relation to the chair attachment bracket, and a footrest mechanism including a footrest brace and at least one footrest support arm. The footrest support arms each have a first and second end. The first end of at least one support arm is attached to the footrest brace. The second end of at least one support arm is attached to the footrest actuating mechanism. The support arms moveably suspend the footrest brace in relation to the chair attachment bracket. Rotational movement of the footrest actuating mechanism causes the footrest brace to move in relation to the chair attachment bracket. Rotational movement of the footrest actuating mechanism is typically manually performed through the rotation of arm rests or hand grips which are integrated into the actuating mechanism.Type: GrantFiled: February 8, 1999Date of Patent: March 6, 2001Inventor: John E. Larson
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Patent number: 6193753Abstract: An external penile prosthesis comprises a support including an expandible bladder having at least first and second elastic layers. The first and second layers are secured together to include an interior expandible bladder chamber between the first and second surfaces. The support is secured into a tube shape. The length of the support is substantially equal to the length of a male penis from the base to the coronal ridge of the glans. The tube is selectively dimensioned for a snug but not tight fit on the penis which does not cause restriction of blood flow through the veins beneath the skin of the penis. The prosthesis includes a valve for insertion of a fluid into the expandible bladder chamber of the support.Type: GrantFiled: February 25, 1999Date of Patent: February 27, 2001Inventors: James D. Nordheim, Cathleen Nordheim
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Patent number: 6182583Abstract: A height adjustable pedestal comprises a base, a height adjustment column disposed above the base and supported thereon, and a table top or chair seat support disposed above the height adjustment column. The height adjustment column comprises at least two spring actuated telescoping height adjustment mechanisms. The height adjustment column typically additionally includes at least one stand tube each having a first and a second end. The first end includes an opening or hole through which a telescoping height adjustment mechanism passes. The second end of each stand tube is proximate to the base. At least one support, disposed vertically above or below the base of the pedestal, for securing the stand tubes together, may also be included. Telescoping height adjustment mechanisms used in the pedestal are typically gas springs. Supports for securing the stand tubes together may comprise a platform. Such platforms include attachment means to attach the platform to the base.Type: GrantFiled: October 15, 1998Date of Patent: February 6, 2001Inventor: John E. Larson
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Patent number: 6148957Abstract: The ladder scaffold assembly of the present invention for releasable mounting on two spaced apart ladders placed side by side comprises a scaffold platform having opposing first and second lateral ends and a ladder attachment bracket disposed on the opposing ends of the platform for supporting the platform in an elevated horizontal position intermediate two spaced apart ladders. Step engagement means are disposed on each ladder attachment bracket, wherein the step engagement means comprise an upward sloping surface to releasably engage and securely hook onto a step from underneath the step. The step engagement means is rigidly attached to the ladder attachment bracket and is incapable of independent movement in relation to the platform. The upward sloping surface permits releasable engagement to a step that may comprise a step of a step ladder or adjacent side by side rungs of an extension ladder.Type: GrantFiled: March 17, 1997Date of Patent: November 21, 2000Inventors: Frank E. Ahl, Brian E. Ahl
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Patent number: 6148958Abstract: The ladder supported holding tray assembly for releasable attachment to a ladder includes a generally horizontal container including opposing side panels, a front, a back, and a bottom. The tray assembly also includes a ladder attachment bracket including a connecting wall attaching the bracket to a side panel of the tray. Step engagement means are disposed on the bracket, wherein the step engagement means comprises an upward sloping surface to releasably engage and securely hook onto a step from underneath the step. The tray when mounted on a ladder extends laterally outwardly from the ladder so as to not interfere with the normal use of the ladder.Type: GrantFiled: December 17, 1996Date of Patent: November 21, 2000Inventors: Frank E. Ahl, Brian E. Ahl
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Patent number: 6116690Abstract: A non-swiveling height adjustable work chair comprises a seat, a base, and a non-swiveling height adjustment column disposed intermediate the base and the seat. The height adjustment column comprises at least two telescoping height adjustment mechanisms, wherein the telescoping height adjustment mechanisms secure the seat against rotation in relation to the chair base. The chair additionally comprises a lever to actuate the height adjustment mechanisms. The height adjustment column may typically comprise a single stand tube having a first and a second end, wherein the first end is attached to the chair base and extends vertically therefrom, and the second end includes at least two holes through which the telescoping height adjustment mechanisms pass.Type: GrantFiled: September 8, 1997Date of Patent: September 12, 2000Inventor: John E. Larson
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Patent number: 6089351Abstract: A ladder supported holding tray comprises a tray assembly for releasable attachment to a step of a step ladder, or to adjacent side by side rungs of overlapping sections of an extension ladder. The tray assembly includes a container and first and second supports disposed on the container, with the first and second supports being substantially disposed beneath the container and supporting the container in an elevated position relative to the supports. The tray assembly additionally includes step engagement means. The step engagement means may typically be disposed on the first and second supports and typically comprise a concave upward sloping surface configured to releasably engage and securely hook onto a step from underneath the step. The step engagement means permit secure temporary attachment of the tray to a single step of a step ladder without the tray assembly engaging the side rail members of the ladder or other steps or rungs of the ladder.Type: GrantFiled: October 15, 1996Date of Patent: July 18, 2000Inventors: Frank E. Ahl, Brian E. Ahl
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Patent number: 6067672Abstract: A closure assembly for semi-permanent securement of an edge of the curtain to a wall of a shower enclosure. The closure assembly includes a clamping structure which comprises a mounting bar for permanent securement to a wall of a shower enclosure. The mounting bar includes a wall attachment surface for attachment to a wall of a shower enclosure and a first clamping surface. The mounting bar further including a plurality of first fastener receiving holes. Supported on the mounting bar is an adjustable clamp including a second clamping surface which is disposed adjacent to the first clamping surface. The adjustable clamp includes a plurality of second fastener receiving holes. The first fastener receiving holes of the mounting bar are aligned with the second fastener receiving holes of the adjustable clamp. A plurality of threaded fasteners are disposed such that a threaded fastener engages each of the aligned first and second holes for securing the adjustable clamp to the mounting bar.Type: GrantFiled: March 4, 1999Date of Patent: May 30, 2000Inventor: Ronald E. Klotz
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Patent number: 6036268Abstract: The foot rest mechanism of the present invention comprises chair attachment means for attachment to the underside of a work chair seat, a foot rest actuating mechanism supported by the chair attachment means for guided forward and rearward movement in relation to the chair attachment means, a foot rest including a foot rest platform and at least two foot rest platform support arms each having a first and second end. The first end of the support arms is attached to the foot rest platform and the second ends of the support arms are attached to the foot rest actuating mechanism. The support arms moveably suspend the foot rest platform in relation to the chair seat. Pivot means pivotally connect the second ends of at least two foot rest platform support arms to the chair attachment means.Type: GrantFiled: September 8, 1997Date of Patent: March 14, 2000Inventor: John E. Larson
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Patent number: 5921601Abstract: The bag closure comprises a first arm, a second arm, and a third arm. The first, second and third arms each include a first and second end. The second arm is disposed intermediate the first and third arms. The first ends of each arm are permanently attached to a groin and extend therefrom into a first position wherein the second ends of each arm are maintained in a spaced apart orientation where the second ends of each arm are not touching each other and are not secured to each other. In this first position, a first open slot separates the first and second arms and a second open slot separates the second and third arms. A ring is utilized to secure the second ends of the first, second, and third arms in a second position where the first and third arms are moved closer in proximity to the second arm and the first and second slots are substantially closed at the second ends of the arms.Type: GrantFiled: May 27, 1997Date of Patent: July 13, 1999Inventor: Kathleen A. Buckles
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Patent number: 5904847Abstract: A waste water filter for use within a septic tank. The waste water filter comprises a shield including an upstanding peripheral wall, the peripheral wall defining a shield interior within the shield. The shield further includes an inlet opening for allowing the entry of unfiltered wastewater into the shield interior. A filter enclosure is disposed within the shield interior at a spaced apart distance from the shield. The filter enclosure includes an upstanding peripheral wall, a top end, and a bottom end. The bottom end includes a bottom panel for preventing the passage of unfiltered waste water into filter enclosure. The filter enclosure further includes at least one filter surface disposed intermediate the top and bottom ends of the filter enclosure for allowing the passage of water restricting the passage of solids.Type: GrantFiled: August 31, 1998Date of Patent: May 18, 1999Inventor: Tom Bovington
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Patent number: 5901846Abstract: A carrying and shipping case for cutting blades which comprises a case including at least first and second spaced apart opposing side panels where the first and second spaced apart opposing side panels define an intervening interior blade securing area when the case is in a closed condition. A blade support surface is disposed within the case interior above the interior surface of the first side panel. And, at least one clamp is disposed within the case interior for securing the blade in contact with the blade support surface. The clamp is typically temporarily secured to the first case side panel and includes a first contact surface to engage a top horizontal surface of a cutting blade disposed on the blade support surface and a second contact surface to engage a vertical surface of the cutting blade. A blade contact surface is disposed above the blade support surface.Type: GrantFiled: January 27, 1998Date of Patent: May 11, 1999Inventor: Ryan J. Betcher
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Patent number: D410382Type: GrantFiled: March 24, 1998Date of Patent: June 1, 1999Inventor: Dawn Therriault
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Patent number: D432459Type: GrantFiled: February 25, 2000Date of Patent: October 24, 2000Inventor: Patrick F. Miller
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Patent number: D434544Type: GrantFiled: March 15, 2000Date of Patent: December 5, 2000Inventor: Heidi Goldman