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A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.
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| Number | Title | Issue Date |
| 6112764 | Automatic safety shutoff valve A flapper-type gas valve automatically closable by accelerations characteristic of earthquakes. The arm is held up in the "valve open" position by a magnet attracting a soft ferromagnetic armature. The armature can be displaced to release the flapper to c... | 09/05/2000 |
| 5307699 | Seismic initiator for earthquake shutoff valves and the like An acceleration-responsive magnetic device for closing a valve or operating a switch or the like in response to a disturbance such as an earthquake. A pendulum operates to increase the length of a magnetic path, releasing a magnetic element to perform the... | 05/03/1994 |
| 5209454 | Automatic safety shutoff valve A safey shutoff valve for insertion into a gas line or other fluid line, that closes in response to an electrical input pulse or to a seismic disturbance. A pivoted flapper arm is held in the open position by a permanent magnet embedded in it. When the ma... | 05/11/1993 |
| 5144598 | Intergrating, indicating, and controlling seismometer A seismometer system which provides readouts of the time integral (Cumulative Absolute Velocity or CAV) of the acceleration time history of an earthquake. CAV is found to be a measure of the structural damage potential of an earthquake. Three triaxial low... | 09/01/1992 |
| 4947437 | Stereo microphone A stereo microphone that delivers "Right" and "Left" output signals from the sound field at a single point in space. A small, light, ball-like sound-sensing element is loosely suspended so that it is free to move in any direction in a plane. Directional c... | 08/07/1990 |
| 4792938 | Low-noise bearing for phonograph turntables and the like A low-noise (low "rumble") segmented bearing for high-fidelity phonograph turntables and the like. In a preferred belt-driven form, the bearing consists of four small, spaced polyurethane pads disposed so that the tension of the belt keeps the shaft in co... | 12/20/1988 |
| 4769539 | Electro-optical roll angle detector An electro-optical instrument means for measuring the relative angle of roll about an optical axis extending between a sending unit and a receiving unit. The measurement is independent of relative displacements in pitch and yaw within the dimensional limi... | 09/06/1988 |
| 4694304 | Earthquake displacement recorder A device for recording directly the strain or distortion of a structural space as caused by an earthquake. Two similar light, flat rigid A-frame-like members are attached to points near the floor and ceiling, e.g., of a room, with their apex portions faci... | 09/15/1987 |
| 4684958 | Seismic displacement recorder for base-isolated structures A mechanical seismic instrument for recording relative horizontal displacements between the base and foundation of base-isolated buildings or other large structures during earthquakes. A rigid tripod-like arm is connected to the base of the structure; on ... | 08/04/1987 |
| 4630483 | Peak accelerograph A three-axis scratch-recording accelerograph of the type installed in large structures to record peak magnitudes of earthquake or like motion. Hard styli coupled to seismometer elements scratch or engrave record lines on small stationary metallic record p... | 12/23/1986 |
| 4570253 | Tone arm A tone arm for a phonograph pickup having a bifilar flexible ligament suspension for vertical and lateral displacement. The suspension takes the place of the more usual pivots, and employs a pair of thin flexible ligaments or fibers in a skewed convergent... | 02/11/1986 |
| 4378614 | Automatic-release hook for sailboard harness A releasable hook assembly for use on a trapeze-type harness worn in the sport of sailboarding. A cord or line from the boom passes through the hook to reduce strain on the sailor's arms. The hook extends outward from a base plate which is supported over ... | 04/05/1983 |
| 4366605 | Anti-theft cable device for car top carriers An anti-theft tether in the form of a steel cable with a novel clip on one or both ends which fits the edge of a car door or window, and cannot be readily removed when the door or window is closed. The outer part of the tether is run through or around an ... | 01/04/1983 |
| 4350602 | Fusing fluid for solder-plated circuit boards An improved fusing fluid or protectively coating solder-plated printed circuit conductors while they are heated to fuse the solder. Certain prior fusing fluids tend to pull away from portions of the molten solder surface, leaving them unprotected from oxi... | 09/21/1982 |
| 4324514 | Router guide apparatus for cutting printing plates Apparatus for guiding a small router head along either straight paths or arcs of circles, for cutting sheet metal printing plates to desired outlines. The operator may guide the router over the same path several times, successively increasing the depth of... | 04/13/1982 |
| 4322714 | Vehicle anti-theft alarm An anti-theft alarm system for movable objects, particularly motorcycles, and actuated by mechanical disturbance, e.g., by using tools on a vehicle, moving it off its stand, or operating it. The primary disturbance sensors are steel balls or the like in s... | 03/30/1982 |
| 4304447 | Wall cabinet for concealed storage A shallow cabinet attachable to the surface of a wall and resembling a framed picture when closed, and suitable for storing small objects of value such as jewelry. The cabinet comprises a pair of shallow box-like elements; a first element or wall box is a... | 12/08/1981 |
| 4274566 | Vehicle drinking apparatus This is an improvement in the subject of my prior U.S. Pat. No. 4,095,812, and relates to an apparatus installable on a bicycle or other vehicle to enable the rider to drink water or other liquid while riding and without distracting his attention. A flexi... | 06/23/1981 |
| 4223319 | Passive multielement shock recorder A seismic instrument or accelerograph for recording the spectra of strong earthquake shocks or the like, having a series of mechanically-resonant recording units which trace or "scratch" linear records with styli on metallic record plates. No electrical o... | 09/16/1980 |
| 4205669 | Diaper-changing aid A diaper-changing aid for infants or retarded children, comprising a base which supports a vertical barrier of mesh, netting or other soft yieldable material which extends across the baby's chest. The barrier keeps the baby's hands out of the way and occu... | 06/03/1980 |
| 4183352 | Pressure-isolating circulating pump for solar water heating A pump for circulating water between a low-cost thin-walled foil or plastic solar heat collector or panel operating at about atmospheric pressure, and a hot-water tank operating at water mains pressure. No heat exchanger is used. The tank may be an ordina... | 01/15/1980 |
| 4146885 | Infant bed and apnea alarm A hospital bed or mattress for neonatal infants with a respiration monitor and alarm to detect apnea. No sensor or other appliance is attached to the infant. The bed comprises a base or frame structure with a soft resilient membranous top or cover, e.g., ... | 03/27/1979 |
| 4146828 | Pulse-modulated servo amplifier A servo amplifier for d-c servo motors which converts the error signal into pulses which are amplified in a saturating amplifier to drive the motor. Both the duty cycle and the repetition rate of the pulses vary with the error signal. At large error signa... | 03/27/1979 |
| 4144779 | Pipe wrench A pipe wrench which is locked in adjustment by engagement of rack-like teeth on the stem portion of the movable jaw with similar teeth on a slidable member carried in a wide groove in a rocking sleeve. The wrench is adjustable with one hand by squeezing t... | 03/20/1979 |
| 4127226 | Combined kerfing and joint nailing machine A woodworking machine for fastening together wood picture frames, cabinet doors, case goods, and the like, with joint nails driven into sawed kerfs. The machine combines the two operations of sawing the kerfs and inserting the joint nails. Workpieces to b... | 11/28/1978 |
| 4121160 | Switch means for radio alarm device In a miniature concealable radio alarm transmitter to be worn on the person, a switch means to activate the transmitter. The transmitter is preferably flat in shape, and includes a small battery which extends across the end of the circuit board. Two sprin... | 10/17/1978 |
| 4100807 | Peak-recording accelerometer A low-cost accelerometer having auxiliary pointers which hold its peak readings. It is suitable as a portable instrument for vehicle testing, or may be installed in a structure to hold or retain the maximum readings that occurred during an earthquake or o... | 07/18/1978 |
| 4099512 | Heat-conserving cooking utensil A heat-conserving cooking utensil for use on top of an ordinary kitchen stove. A pot-shaped metal housing with an open bottom is placed over a stove burner. Supported inside is a cooking pan shaped generally like a frying pan, whose handle protrudes out t... | 07/11/1978 |
| 4096630 | Pole pruner An improved tree-pruning tool of the type known as a pole pruner, which features greatly reduced friction in operation. A cutting blade and an anvil are moved toward each other in a linear path. The blade is on top, so that the downward bending of the tre... | 06/27/1978 |
| 4095812 | Bicycle drinking apparatus An apparatus installed on a bicycle to permit the rider to drink water or other liquid while riding. The apparatus comprises an extensible drinking straw which communicates with a water bottle. In a preferred form, the straw is a flexible tube coiled in a... | 06/20/1978 |
| 4075996 | External compression ignition system for internal combustion engines To increase the fuel efficiency and decrease the emissions of current types of internal combustion engines by improving the burning of leaner fuel mixtures, a novel igniter is provided for each combustion chamber of the engine. The igniter comprises a sma... | 02/28/1978 |
| 4073559 | Electrical connector for submersible oil well pump cables An in-line connector for electrical cables used to conduct power to submersible pumps located down-hole in oil wells. The cable may be divided into lengths or sections a few hundred meters long, joined in series by the connectors, so that defective sectio... | 02/14/1978 |
| 4025076 | Geometric game pieces A set of hexagonal or triangular pieces adapted to the playing of variants of the game of Go on a plain unmarked surface, by laying pieces down contiguously. Each piece has means for picking it up when it is surrounded by other pieces, as by having a cent... | 05/24/1977 |
| 3974504 | Peak accelerograph A three-axis instrument for recording peak accelerations in earthquakes and like kinds of shocks. Recording is by scratches made by hard styli on small metal record plates. No power source and no maintenance are required. The seismic recording elements ha... | 08/10/1976 |
| 3971164 | Bowling ball resurfacing machine A machine for removing excess filling material and refinishing the surface to a true sphere after one or more of the finger holes in a bowling ball have been filled in. The machine frame carries a motor-driven sanding disc and a pair of ways. Slidable on ... | 07/27/1976 |
