Patents by Inventor Harold L. Hull

Harold L. Hull has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5014379
    Abstract: A combination tool which is substantially a pair of pliers in which the handles are parallel to each other and have at their handle ends screwdriver tips and have a free floating rubber sleeve on each handle which may be gripped to put pressure on the screwdriver tips while one of the handles being turned crossways acts as a torque wrench. In one embodiment, the tips may be changeable and held in place by magnetic or mechanical means.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: May 14, 1991
    Inventors: Harold L. Hull, Robert D. Montgomery
  • Patent number: 5002213
    Abstract: A knife and sheath combination in which the sheath may be attached in and inverted position on a harness strap such as a shoulder holster or backpack strap by screws and the knife held in the sheath with a quick release. The sheath may also be attached to clothing by use of VELCRO and may also have a safety strap to keep the knife in the sheath, along with a striker affixed to the sheath.
    Type: Grant
    Filed: January 23, 1990
    Date of Patent: March 26, 1991
    Inventors: Thomas D. Newton, Harold L. Hull
  • Patent number: 4998327
    Abstract: A traction hook and rope lock which has a unique locking mechanism wherein accidental release is eliminated. Also this hook and rope lock is unusual in manner due to the fact that it will stay in its locked position even when there is little or no tension applied on the rope. This invention is uncomplicated and easy to use and has promise of being highly efficient when used in hospitals for patients in traction.
    Type: Grant
    Filed: April 11, 1990
    Date of Patent: March 12, 1991
    Inventors: Harold L. Hull, Kenneth W. Buethe
  • Patent number: 4995128
    Abstract: A combination electrician's tool which is substantially a pair of pliers in which the handles are parallel to each other and having at one of it's handle ends a crescent wrench while the other handle end has means to accept various tips such as screwdriver tips, sockets, etc. and gripping means to put pressure on the tips and the other handle being turned crossways can act as a torque wrench. The tool also has cutting, stripping and crimping means and one of the jaw sections can engage and hold a slotted screw.
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: February 26, 1991
    Inventors: Robert D. Montgomery, Harold L. Hull
  • Patent number: 4993987
    Abstract: A doll having a personalized, photographic face such as mother's face, impregnated in the material of which the doll is constructed.
    Type: Grant
    Filed: September 1, 1989
    Date of Patent: February 19, 1991
    Inventors: Harold L. Hull, Karen K. Joslin
  • Patent number: 4993159
    Abstract: A marking apparatus is dislcosed which has a reversible rotating drum removably enclosed in a housing which has on its outer extremities, projections, which come into contact with a marking device at each revolution and the projection then deposits the marking fluid on a workpiece such as a 4.times.8 sheet so that a nailing schedule may be marked accurately around the edges and down the center of the workpiece.
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: February 19, 1991
    Inventors: Harold L. Hull, Ronald W. Birmingham
  • Patent number: 4987626
    Abstract: A locking slip-joint pliers with a phillips screwdriver on one handle and a slot screwdriver on the other, with the pliers having four positions, the first and second positions being a conventional slip-joint pliers including jaws and a cutter while the third position locks the plier members at a 90 degree angle to each other thus providing a means to put pressure on the screwdriver tips, while the fourth position is a wide open position which partially locks the plier members in a substantially straight line, thus making an unusually long screwdriver.
    Type: Grant
    Filed: February 26, 1990
    Date of Patent: January 29, 1991
    Inventors: Robert D. Montgomery, Harold L. Hull
  • Patent number: 4986535
    Abstract: A therapeutic and exercise device which is substantially a two-step hollow ladder partially filled with a viscous fluid such as water and also containing ballast such as ball bearings for adding additional weight, with the fluid and ballast shifting from one end of the ladder to the other when one end is held lower than the other, thus increasing weight slowly from one end to the other. The two-step hollow ladder also includes valves to control the rate of flow.
    Type: Grant
    Filed: September 14, 1989
    Date of Patent: January 22, 1991
    Inventors: Harold L. Hull, Dennis J. Waite
  • Patent number: 4967524
    Abstract: A vent or passageway through a structure such as a wall in a motor home or mobile home or the like which is readily accessible by opening a water tight lid or cap hinged to each face plate which exposes a tubular passageway through the wall through which may be passed a garden hose or an electric cord or the like for such purposes as flushing out a holding tank or the like.
    Type: Grant
    Filed: October 3, 1988
    Date of Patent: November 6, 1990
    Inventors: Harold L. Hull, Fred Bradburn
  • Patent number: 4966400
    Abstract: A wheeled apparatus with a telescopic handle for collecting and disposing of animal waste and debirs which may be operated by one hand by simply pushing the apparatus over the animal waste or debris. The apparatus rakes the animal waste and debris into a pile and then a striker slings it into a throw-away container such as a card-board milk carton for disposal.
    Type: Grant
    Filed: June 29, 1989
    Date of Patent: October 30, 1990
    Inventors: Harold L. Hull, Alan Gross
  • Patent number: 4964644
    Abstract: A portable horseshoe pit which in its preferred embodiment is formed from a substantially rectangular base of POLYETHYLENE with a curved rubber backstop which is easily assembled and mounted to the base by L brackets which are in turn affixed to the base by hooks formed in one edge of the brackets which hook into slots formed in the base. The horseshoe stake is welded to a metal plate and the plate secured to the POLYETHYLENE base by having a similar hook formed in its front edge which hooks into a slot in the POLYETHYLENE base and all brackets and the plate holding the stake is then secured to the POLYETHYLENE base by a fastener through a hole in each of the brackets and a hole in the metal plate holding the stake. The POLYETHYLENE base may be fastened to the ground or other surface by driving spikes through holes provided in the base. The entire base may then be covered with clay or sand or the like.
    Type: Grant
    Filed: November 13, 1989
    Date of Patent: October 23, 1990
    Inventors: Harold L. Hull, John R. McCutcheon
  • Patent number: 4961849
    Abstract: A filter or filter assembly in which at least the frame work is made of magnetic material which holds the filter or filter assembly in place without the need of hardware and which is easily removed for cleaning or changing. The applications or numerous such as vehicle vents, swimming pools, spas, radiator covers, or any opening which needs to be filtered which has a metal frame work or opening.
    Type: Grant
    Filed: December 19, 1988
    Date of Patent: October 9, 1990
    Inventors: Harold L. Hull, Allen Klingamen
  • Patent number: 4951337
    Abstract: A pillow designed and adapted to cover the back portion of a user's head such as a mechanic or workman, said pillow being secured to user's head by means of an elastic or adjustable strap thereby freeing up the use of both of the user's hands when the user is moving about on his back beneath a vehicle or the like, with the filling of the pillow being removable to facilitate the cleaning or washing of the pillow cover and strap, and with the section of the pillow which lays adjacent to the user's head containing means to attach a cap to cover the user's head which cap may also be provided with a visor or the like to protect the eyes of the user.
    Type: Grant
    Filed: April 15, 1988
    Date of Patent: August 28, 1990
    Inventors: Harold L. Hull, Roger Clark
  • Patent number: 4947576
    Abstract: A device for disgorging a fish hook attached to a line from a fish which has various adaptable knobs for various size fish hooks with the knobs being rotatable to lock the line into the knob to hold and secure the fishing line while using the device. The device may also contain a mechanism which removes the slack of the line between the device and the fish hook allowing the fishermen to use one hand to hold the fish while working or walking the device down the line with the other hand to engage the hook and then securely lock the line into the device for easy removal of the hook and line from the fish's mouth.
    Type: Grant
    Filed: March 27, 1989
    Date of Patent: August 14, 1990
    Inventors: Harold L. Hull, Donnell J. Ekins
  • Patent number: 4944392
    Abstract: A combination match safe and knife which can safely be carried in a pocket in a closed position with the knife portion being reversible, that is, in one position, the knife blade and matches are enclosed inside the container, while in a second position the knife blade is positioned outside the container and the container becomes a handle. The device also has a striking surface for the matches and a flint which the knife can be sharply struck against to produce a spark.
    Type: Grant
    Filed: November 24, 1989
    Date of Patent: July 31, 1990
    Inventors: Harold L. Hull, Thomas D. Newton
  • Patent number: 4938399
    Abstract: A load carrying apparatus that attaches to the trailer hitch or receiver of a vehicle that provides a secondary hitch or receiver on the apparatus to enable the towing vehicle to carry a load on the carrying apparatus while still being able to tow a trailer or boat-trailer or the like.
    Type: Grant
    Filed: July 25, 1988
    Date of Patent: July 3, 1990
    Inventors: Harold L. Hull, Albert B. Currey
  • Patent number: 4903530
    Abstract: Multiple contact sensors located at axially spaced measurement zones, inside or outside of an elongated probe, closes a variable resistance circuit through the conducting substance being monitored, with monitoring means being a three-way or multicolored light emitting diode, which in connection with an AC power source and a transistor, changes color and luminosity as the substance being monitored reaches the various levels of the contact sensors.
    Type: Grant
    Filed: December 8, 1988
    Date of Patent: February 27, 1990
    Inventor: Harold L. Hull
  • Patent number: 4896574
    Abstract: An improved log slicer requiring less power to operate due to the slicing action of the blade as opposed to the straight through crushing action of the prior art and as less power is required the blade can be made thinner as it does not bend, deflect or break as readily, and the slicing action also sharpens the blade with each stroke, making for increased production as there is no down time and the machine is much faster than the prior art shears.
    Type: Grant
    Filed: September 26, 1988
    Date of Patent: January 30, 1990
    Inventors: Harold L. Hull, Carroll T. Tostenson, Drusilla M. Tostenson
  • Patent number: 4896392
    Abstract: A cleaning device for removal of sand and/or debris from the bottom of a tank. The device comprises a cylinder having an opening at a first end which is smaller than the cylinder. A handle is mounted on a second end of the cylinder. A vent opening is formed in the cylinder adjacent the handle. A valve is mounted on the handle to open and close the opening.
    Type: Grant
    Filed: March 28, 1988
    Date of Patent: January 30, 1990
    Inventors: Harold L. Hull, Charles Partee
  • Patent number: 4885987
    Abstract: A device with several embodiments for securing a coffee filter in a coffee maker which will fit most commercially made coffee makers and which uses substantially all of the filter's surface for filtering purposes but does not allow the filter to fall inward on itself to allow coffee grounds to enter the brewed coffee container.
    Type: Grant
    Filed: May 23, 1988
    Date of Patent: December 12, 1989
    Inventors: Adrian R. Franke, Harold L. Hull