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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 |
| 4937512 | Stability compensating circuit A stability compensating circuit of a servomechanism wherein the output displacement of an actuator is controlled, comprising: a signal source generating a reference input signal corresponding to a target value; a first summing amplifier to which the refe... | 06/26/1990 |
| 4934798 | Lens deflection system A lens deflection system (10) for deflecting radiation emitted from a source. The lens deflection system (10) provides for the varying of the index of refraction of system (10) as a function of location and/or time. Incoming radiation may initially imping... | 06/19/1990 |
| 4934183 | Excess air contamination level indicator In an air contamination level detector for detecting the degree of contamination of the intake air to an internal combustion engine, a laser beam is directed through the intake air stream and light scattered from particles in the intake air stream are det... | 06/19/1990 |
| 4930557 | Covering for large, heavy objects in particular military equipment A tube made of flexible tarpaulins or sheeting as a covering for relatively large objects for the purpose of long-term storage. The tube is provided on the outer circumference with attachments for the application of force to enable the tube to be raised t... | 06/05/1990 |
| 4931634 | Optical position sensor using Kerr effect and a magnetic scale An optical position sensor of aircraft comprises light emitting means, an optical block, and a movable magnetic scale disposed in opposed relationship to the optical block. The sensor further comprises first optical wave guiding means connected at its one... | 06/05/1990 |
| 4931635 | Optical position sensor using Faraday effect element and magnetic scale An optical position sensor of aircraft comprises light emitting means, first optical wave guiding means connected at its one end to the light emitting means, and polarizing means connected at its one end directly to the other end of the first optical wave... | 06/05/1990 |
| 4928702 | Device for picking off and evaluating a pressure, in particular a pressure of a fluid The invention relates to a device for picking off a pressure, particularly of a fluid, and to utilize it either for measuring or for transcodable signals. It comprises a capsule 1 which is provided with an opening 2 and which is closed by a flexible membr... | 05/29/1990 |
| 4926615 | Machine for forming cartons and packaging goods therein A machine for forming cardboard blanks into crates (open top containers) for transporting and storing goods, particularly plastic containers of milk. The machine has folding apparatus for folding opposed extended end flaps of the blank back on themselves ... | 05/22/1990 |
| 4926519 | Trowel A plastic trowel wherein strength is achieved through use of a blade with a smooth lower side and with handle-retaining members integral with an upper side. Strengthening ribs are disposed on the upper side of the blade. A ribbed handle includes end porti... | 05/22/1990 |
| 4920713 | Prefabricated window for installation in an inclined roof A bracket for fixing a prefabricated window to roof boards or sheathing in an inclined roof is already secured to the window main frame during the factory assembling of the window. The presecuring of the bracket is effected by a screw inserted through a h... | 05/01/1990 |
| 4918604 | Prescription drug depiction and labeling system In a drug labeling and prescription filing system, a multiplicity of files of data are maintained, each file of data representing in color a graphic illustration of a different prescription drug. When a prescription drug is filled, the corresponding file ... | 04/17/1990 |
| 4917496 | Particle size measuring instrument with direct scattered light detection In an instrument for measuring the size of particles entrained in a fluid stream, photodetectors are mounted on the walls of tubing shaping the flow of the fluid stream through a laser beam. The photodetectors generate electric current pulses in response ... | 04/17/1990 |
| 4905794 | Lubricating device in turret type change-over device A lubricating device of a turret type change-over device wherein a plurality of rotating bodies are mounted on a rotatable turret table, comprising: a plurality of bearings adapted to rotate the rotating bodies with respect to the rotatable turret table; ... | 03/06/1990 |
| 4906028 | Hose connection assembly A hose fitting for connecting a hydraulic hose to a hydraulic system including an axially inner reduced diameter bore portion and an axially outer enlarged diameter bore portion formed with an inner circumferential groove, comprising: a cylindrical member... | 03/06/1990 |
| 4906030 | Hose fitting A hose fitting for sealed connection to a hose, comprising: a first cylindrical member having a small diameter bore portion and a large diameter bore portion connected to the small diameter bore portion; a second cylindrical member axially slidable within... | 03/06/1990 |
| 4906312 | Method for assembling a glazing panel The glazing panel assembled by the method according to the invention includes a frame with webs, supporting blocks and stay blocks, a pane, and sealing strips between the pane and the webs of the frame. According to the method the frame is assembled on th... | 03/06/1990 |
| 4905468 | False twister A false twisting apparatus comprising: a pair of first feed rollers for feeding a yarn to be false twisted; a pair of second feed rollers for feeding a false-twisted yarn; a first heating means and a twisting means whcih are provided between the first and... | 03/06/1990 |
| 4902947 | Servo circuit with failure detection mechanism A servo circuit with a failure detection mechanism comprising: a servo circuit for servo controlling on the basis of a control signal an actuator which is connected through a hydraulic circuit with a source of oil pressure and is operated by the hydraulic... | 02/20/1990 |
| 4896131 | Stud finder with one-piece magnet assembly A Stud Finder includes a one-piece magnet assembly molded from a moldable plastic material containing a dopant capable of being permanently magnetized along a desired axis. The one-piece magnet assembly includes integral pivot bosses for pivotably support... | 01/23/1990 |
| 4886355 | Combined gloss and color measuring instrument In an optical instrument for spectroscopically measuring color and gloss of a sample surface, a fiber optic probe is provided wherein light is transmitted from a light source to the probe through a fiber optic bundle. The fiber optic bundle is arranged to... | 12/12/1989 |
| 4875596 | Flexible vessel A flexible vessel (11) for transporting or storing parcels, bulk materials, ammunition, gases or liquids and the same is shaped in the form of a tube, having opens ends tightly sealed by means of straight or line-like clamp connection parts (14). The clam... | 10/24/1989 |
| 4875437 | Apparatus for controlling the flow of cooling fluid in an engine A mixing valve for an engine cooling system includes a cylindrical chamber, a main thermostatic element mounted in the chamber, first and second inlets axially spaced along the chamber, and a sleeve connected to the thermostatic element and movable in res... | 10/24/1989 |
| 4872476 | Check valve for engine cooling system A check valve for an engine cooling system includes opposite ports and a venting plug press fit in one of the ports. The venting plug defines an opening which allows fluid flow through the valve, and a jiggle pin is positioned in the opening. The jiggle p... | 10/10/1989 |
| 4866776 | Audio speaker system for automotive vehicle An automotive audio speaker system includes a set of main speakers and a set of sub-speakers. The main speakers are distributed about the vehicle cabin so as to focus audio sound near the center thereof. The main speakers reproduce separate right and left... | 09/12/1989 |
| 4810998 | Interruption demonstrating and multi-phase burglar detecting alarm The interruption demonstrating and multi-phase burglar alarm system is started by signals from 2 or more than 2 detectors amplified and inputted into an interruption demonstrating circuit. By an outside interruption signal, the sensitivity will be properl... | 03/07/1989 |
| 4796933 | Window sash with frame and operating handle In a formed window sash (1) a holder (5) for an operating handle (11,12) is inserted between the frame and window glass (3) and an associated leaf spring (6,7) is provided to prevent an unintentional release of the handle after this has been mounted on th... | 01/10/1989 |
| 4793106 | Window comprising a frame with a groove for an internal panel member A window main frame, particularly for installation in an inclined roof, is provided with a groove extending into the internal edge surface and adapted to receive the edge of an internal panel member and having a width that is substantially larger than the... | 12/27/1988 |
| 4791771 | Window member In a frame-shaped window member (1 or 2) including a framed core (10) made from wood material and provided with a covering (11) moulded thereon, preferably polyurethane, and supporting on its side facing the open air a weather-resisting shield (12), the p... | 12/20/1988 |
| 4781536 | Low-flow pump-off control A low-flow pump-off control device for deactivating a motor for a pump during conditions when a rate of supply of a source of fluid to be pumped by the pump is insufficient includes: a pipe section having an inlet and an outlet, the inlet being connectabl... | 11/01/1988 |
| 4777785 | Method of guiding a robotic lawnmower A method for guiding a robotic vehicle includes the steps of establishing a tracking position along a row of vehicle sensors at which the border is to intersect the row, positioning the vehicle on the border so that the border intersects the row at an int... | 10/18/1988 |
| 4776144 | Roof paver connector and system A roof paver system includes a plurality of roof paver elements having alternating dovetail-shaped and tapered grooves and an upper surface having raised portions to generate vortices for preventing wind from lifting the elements and to provide a safety t... | 10/11/1988 |
| 4769994 | Method and apparatus for controlling a variable capacity turbine of an automotive turbocharger In order to derive the optimal supercharging pressure, a basic control signal by, which a device which varies the capacity of a turbocharger is controlled, is arranged to increase the supercharge pressure until engine knocking or like undesirable phenomen... | 09/13/1988 |
| 4751186 | Process for performing sample analyses and rack for performing the process A process for performing sample analyses wherein reagents are filled portionwise into closed containers that comprise cells and carry codes identifying the reagent contained therein. Cells required for different analyses are placed in a rack together with... | 06/14/1988 |
| 4744381 | Center pole lodge A ventilating system for a tepee includes an uppermost portion of a wall of a tepee, a substantially horizontally disposed opening defined by a top of the uppermost portion, a support disposed above a center of the opening, and a cone-shaped cap having a ... | 05/17/1988 |
| 4739925 | Power driven valve actuator A power driven valve actuator includes a thermostatic device which is movably supported in a housing to accommodate overtravel of a thrust member against the stem of the valve resulting from excess expansion of a thermostatic element enclosed in the therm... | 04/26/1988 |
| 4740371 | Treatment of allergy In the treatment of allergy, desensitization is effected by administering the allergen in admixture with an antibody thereto, the antibody being present in a molar excess. The antibody is preferably one raised in the patient.... | 04/26/1988 |
| 4738063 | Ground anchoring system A ground anchor adapted to be driven into the ground using a driving tool socket affixed near the leading edge of the anchor is disclosed. The anchor comprises a generally flat plate having a hinged, serrated tail flap. After being driven into the ground ... | 04/19/1988 |
| 4727032 | Process for the thermostatic control of a sample fluid to be analyzed, apparatus for performing the process A process for the purpose of the thermostatic control of a sample fluid to be analyzed, as well as reagents and optionally the solvents necessary for performing analyses in an automatically functioning analyzer, wherein the sample container containing the... | 02/23/1988 |
| 4722639 | Controlling erosion of river or sea beds A frond line (10) for filtering particulate material from currents flowing over a river or sea bed comprises a substantially continuous curtain of randomly overlapping elongate buoyant elements (15) extending transversely in a common direction from a long... | 02/02/1988 |
| 4720207 | Segmented rotor A road working machine for cutting into a road surface includes a power driven, cutting tooth carrying rotor comprising a plurality of rotor segments removably attached to a shaft to vary rotor width. Each of the segments includes a plurality of subsegmen... | 01/19/1988 |
