Patents Represented by Attorney, Agent or Law Firm William H. Maxwell
  • Attachment for maximum safety of hypodermic syringes
    Patent number: 5383863
    Abstract: An attachment for standardized hypodermic syringes which is characterized by a protector tube that slides over the syringe and is secured by a catch spring comprised of a split ring that constricts onto the hub that carries the syringe needle and has resilient legs that engage in the longitudinal slot in the protector tube, a detent at an outer end of the slot for retracted postioning of the protector tube exposing the needle, and a lock shoulder (shoulders) at an inner end of the slot for permanent extended positioning of the protector tube covering the needle.
    Type: Grant
    Filed: November 15, 1993
    Date of Patent: January 24, 1995
    Inventor: Nestor E. Mardones
  • Apparatus for exterminating animal parasites in situs
    Patent number: 5373812
    Abstract: An and apparatus for the extermination of parasites including fleas and ticks characterized by hermetically enclosing the body of a host animal within a chamber and circulating an atoxic vapor through the chamber as a treatment repeated until the parasite count is reduced, and an apparatus comprised of a hermetic chamber with air recirculation of a vaporized liquid lethal to the parasites.
    Type: Grant
    Filed: July 22, 1993
    Date of Patent: December 20, 1994
    Inventor: Francisco J. Garcia Lopez
  • Primer activated wet leg-control vented low level syphon flush for toilets
    Patent number: 5353444
    Abstract: A toilet flushing apparatus characterized by a closed primer tank and an inherently leakproof syphon discharge through a toilet flush tube, also characterized by a pre-primed syphon, wherein the discharge leg is filled to the syphon bridge and the suction leg can be filled to a level substantially below the bridge, and with a releasable floating flush valve and means for retarding discharge of primer tank water to initiate syphoning, the primer tank being automatically refilled with the rise of float controlled supply tank water.
    Type: Grant
    Filed: May 12, 1993
    Date of Patent: October 11, 1994
    Inventor: John S. Osmond
  • Vise transport for milling machines
    Patent number: 5344264
    Abstract: A vise transport for milling machines and comprised of articulated inner and outer lever arms, the inner lever arm received in an adapter socket secured to the milling machine, and the outer lever arm universally carrying a vise support, the articulating axes of the inner and outer lever arms being vertical and parallel and the axes of the vise support being vertical and horizontal for manipulating positions of the vise and its alignment with the milling machine table to which it is mounted, there being an adapter plate for safe attachment of the vice to the vise support.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: September 6, 1994
    Inventor: Varoujan H. Hevoyan
  • Desiccant assisted multi-use air pre-conditioner unit with system heat recovery capability
    Patent number: 5325676
    Abstract: A dehumidifier unit for pre-conditioning air delivered to a multiplicity of separate refrigeration air conditioner units and especially ductless systems where the compressor-condenser unit is separate from the fan-coil unit, and assisted by heat pipe transfer of heat from air dehumidified through a desiccant wheel and by heat of compression from the condenser of one compressor-condenser unit, and with a heater to maintain the temperature of regeneration air through the wheel, one dehumidifier unit pre-conditioning air for a multiplicity of refrigeration air conditioners or fan-coil units.
    Type: Grant
    Filed: August 24, 1992
    Date of Patent: July 5, 1994
    Inventor: Milton Meckler
  • Bellows with annular volume fillers
    Patent number: 5317955
    Abstract: In a flexible bellows used to implement some change of volume, material is added inside of the convolution walls to reduce the clearance volume associated with the fully compressed mode. For gas compression applications, this combination of bellows walls and independently-added filling material not only improves the volume and compression ratios available but also provides an opportunity to design for lower stress and longer life.
    Type: Grant
    Filed: November 1, 1991
    Date of Patent: June 7, 1994
    Inventor: William H. Raser
  • Coupon organizer
    Patent number: 5305935
    Abstract: A portable coupon organizer for organizing and transporting coupons to the supermarket, having a plurality of double-sided, viewable and sealable coupon pockets, which can be attached to the handle of a shopping cart. The coupon organizer once attached to the shopping cart, is capable of rotating on the handle. The organizer enables a shopping list or store map to be stored. Each pocket can be labeled to a shopper's desire for easy organization of coupons. The organizer can be used either partially or in its entirety. Portions of the organizer can be replaced when needed, obviating the need to replace the entire organizer.
    Type: Grant
    Filed: September 29, 1992
    Date of Patent: April 26, 1994
    Inventor: Andrea L. Weiner
  • Primer tank-checkvalve syphon toilet flushing apparatus
    Patent number: 5301375
    Abstract: A toilet flushing apparatus characterized by an inherently leakproof syphon having a bridge substantially spaced above a supply tank water level, a manually discharged primer tank that floods a suction leg of the syphon to initiate flow over the bridge and through a discharge leg, and a floating flush valve and control for discharge of primer tank water to fill the suction leg closed by an inlet check valve at the foot of the suction leg, followed by continued syphoning, the primer and supply tank being automatically refilled by a float control.
    Type: Grant
    Filed: March 9, 1993
    Date of Patent: April 12, 1994
    Inventor: John S. Osmond
  • Polymer desiccant and system for dehumidified air conditioning
    Patent number: 5297398
    Abstract: A liquid polymer-salt solution as a desiccant in an air conditioning system comprised of a heat-pipe having its heat absorber section in an outside air inlet duct following water vapor adsorption into the desiccant by a contacter section of a dehumidifier, and the heat-pipe having its heat rejecter section in an exhaust air duct and preferably preceeding water vapor discharge from the desiccant by a regenerater section of the dehumidifier.
    Type: Grant
    Filed: February 5, 1993
    Date of Patent: March 29, 1994
    Inventor: Milton Meckler
  • Mass controlled compression timed ignition method and igniter
    Patent number: 5297518
    Abstract: A method and apparatus for compression timed ignition in internal combustion engines, the varying mass of the fuel-air mixture having controlling effect to retard timing by cooling a heater element to vary the current therethrough, and characterized by an igniter with a pre-chamber in communication with the engine combustion chamber via at least one and preferably a multiplicity of radiating ports for projecting burning plasma into the engine combustion chamber.
    Type: Grant
    Filed: August 10, 1992
    Date of Patent: March 29, 1994
    Inventor: Mark A. Cherry
  • Loop attachment for tents and covers
    Patent number: 5291640
    Abstract: An article of flat pattern form providing a loop disengageably attached to a margin of flexible sheet material by manipulating a male member at one end of a strap and through a smaller opening of a female member at the other end of the strap, with a section of the flexible sheet material over the male member, by bending and twisting for passage of the male member through the female member, enabled by an adjoining access opening, followed by untwisting and with the male member overlying a peripheral portion of the female member and the flexible sheet material secured by bites over the inner edge of the female opening and over the periphery of the male member.
    Type: Grant
    Filed: July 27, 1992
    Date of Patent: March 8, 1994
    Inventor: Leif Rise
  • Air quality-temperature controlled central conditioner and multi-zone conditioning
    Patent number: 5279609
    Abstract: An air quality and temperature responsive air conditioning system wherein modules are employed to precondition the air for humidity control, to heat and cool the air, and to bypass the supply air in excess of the demand of a multiplicity of comfort zones with thermostat control, and featuring a bypass module characterized by parallel ducting, one ducting which is restricted by a damper responsive to a supply air back pressure sensor, and one ducting which is opened by a damper responsive to an air quality sensor.
    Type: Grant
    Filed: October 30, 1992
    Date of Patent: January 18, 1994
    Inventor: Milton Meckler
  • Bowstring release device adjuster for archery
    Patent number: 5273021
    Abstract: A cord adjuster for a bowstring release device tethered by said cord to a strap extending from an archer's forearm, and having clamp plates and one of which bears upon the strap an has a central opening to adjustably pass opposite ends of the cord which are turned laterally, the opening forming opposite bits over which bites of the cord ends are secured by screws drawing the plates together and pressing the cord ends therebetween.
    Type: Grant
    Filed: April 15, 1991
    Date of Patent: December 28, 1993
    Inventor: Timothy T. Tepper
  • Barb and swivel spout elbow fittings
    Patent number: 5257825
    Abstract: An elbow fitting of selected member configurations and comprised of two members separately machined utilizing bar stock exterior form and one of which is cross drilled for assembly with the other and preferably adapted to rotatably receive a swivel spout sealed and secured therein, using less material, requiring less machining, and cost effective.
    Type: Grant
    Filed: March 11, 1992
    Date of Patent: November 2, 1993
    Inventor: Anthony C. Wilcock
  • Primer activated syphon flusher for toilets
    Patent number: 5243714
    Abstract: A toilet flushing apparatus characterized by an inherently leakproof syphon discharge through a toilet flush tube, characterized by a pre-primed syphon wherein both the suction leg and the discharge leg are filled with supply and primer tank water, and with a floating flush valve for complete discharge of primer tank water to initiate syphoning, the primer tank being automatically refilled with the rise of float controlled supply tank water, only one primer tank-full of water may be lost.
    Type: Grant
    Filed: September 28, 1992
    Date of Patent: September 14, 1993
    Inventor: John S. Osmond
  • Primer activated syphon flusher for toilets
    Patent number: 5230102
    Abstract: A toilet flushing apparatus characterized by an inherently leakproof syphon discharge through a toilet flush tube, control being of two forms (1) a pre-primed syphon wherein both the suction leg and the discharge leg are filled with water, and (2) a jet primed syphon wherein the suction leg is filled with supply tank water and the discharge leg is dry and with a floating flush valve for complete discharge of primer water followed by immediate closure to ensure continued syphoning, there being a primer tank automatically refilled with the rise of float controlled supply tank water; only primer tank water may be lost.
    Type: Grant
    Filed: May 3, 1991
    Date of Patent: July 27, 1993
    Inventor: John S. Osmond
  • Primer activated syphon flusher for toilets
    Patent number: 5228145
    Abstract: A toilet flushing apparatus characterized by an inherently leakproof syphon discharge through a toilet flush tube, characterized by a jet primed syphon wherein the suction leg is filled with supply tank water and the discharge leg is dry and with a floating flush valve for complete discharge of primer water followed by immediate closure to ensure continued syphoning, there being a primer tank automatically refilled with the rise of float controlled supply tank water; only one primer tankful of water may be lost.
    Type: Grant
    Filed: September 28, 1992
    Date of Patent: July 20, 1993
    Inventor: John S. Osmond
  • Vented multi-wok cooking range
    Patent number: 5226406
    Abstract: A cooking range, specially for stir-fry cooking, characterized by an imperforate work top through which a chimney-like burner collar opens and which is covered and closed by a frying pan placed thereupon, with a lateral opening through said collar and discharging beneath the work top for lateral induction of the flame products of combustion to exhaust through a remote flue, preferably embodied is a stepped work top with pairs of tiered burner collars, whereby a multiplicity of frying pans are simultaneously employed.
    Type: Grant
    Filed: April 20, 1992
    Date of Patent: July 13, 1993
    Assignee: Connerton Appliance Company
    Inventor: Howard S. Reynolds
  • Soft jaw attachment system for a vise
    Patent number: 5193792
    Abstract: A soft jaw attachment to machine vises having precision ways and flat vise jaw faces with widely spaced fastener openings through said vice jaw faces, the soft jaw being an elongated bar of resilient material having a flat face to interface with the vice jaw face, an element of the fastener means being of T-shape engaged in a complementary channel in the soft jaw, the soft jaw being arcuately prestressed and drawn tightly into flat contiguous interengagement with the jaw face; and an embodiment wherein the fastener element is an elongated and resilient prestressed bar; either or both the soft jaw or the fastener element being prestressed: tightness of the soft jaw to the vice jaw being ensured.
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: March 16, 1993
    Inventor: Joel Di Marco
  • Fanciful figurine
    Patent number: D350498
    Type: Grant
    Filed: August 14, 1992
    Date of Patent: September 13, 1994
    Inventor: Charles E. Allord