Celebrity Inventors
Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 4645521 | Particulate trap Apparatus for removing particulate from gases. The apparatus includes an inlet conduit, an outlet conduit, and a cylindrical gas processing chamber positioned between and interconnecting the inlet conduit and outlet conduit. The processing chamber is also... | 02/24/1987 |
| 4630385 | Record album labeling tab An improved index marker. The index marker is adapted to be mounted on panel members of differing thickness and to be detachably glued to a panel member. In an alternate embodiment of the invention the index marker is movable between two operative positio... | 12/23/1986 |
| 4630376 | Marking device for tape measure An inscriptive device for a tape measure. The inscriptive device is internally mounted on the tape measure and allows the user of the measure to form a mark on the surface of a workpiece at a point immediately beneath the tape measure.... | 12/23/1986 |
| 4630323 | Bathtub liner An improved bathtub liner. The bathtub liner includes resilient pads encapsulated by a covering having a smooth continuous surface which detachably adheres to the inner surfaces of a bathtub and resists shear forces which tend to cause the continuous surf... | 12/23/1986 |
| 4627381 | Disposable tray and stand A disposable container with litter for animals. The container includes a base containing absorbent particles and a lid shaped and dimensioned to be inverted and placed beneath the base to catch particles pawed from the container by an animal. The containe... | 12/09/1986 |
| 4623136 | Printing press An improved printing press. The printing press forms transverse lines of weakening at spaced intervals along a continuous strip of paper after the paper has been imprinted with a repeating business format. The press then creases the strip of paper along t... | 11/18/1986 |
| 4622028 | Delivery mechanism for paper sheet processing apparatus An improved continuous form stationery folding machine. The continuous form stationery machine folds a strip of paper on transverse lines of weakening formed therealong and includes a mechanism for alternately distributing successive lines of weakening in... | 11/11/1986 |
| 4620894 | Apparatus for processing circuit board substrate Method and apparatus for chemically treating vertically oriented electronic printed circuit board substrates. The apparatus includes a conveyor system for transporting vertically oriented circuit board substrates through a plurality of adjacent spray cham... | 11/04/1986 |
| 4619465 | Shim for adjusting camber An improved method for aligning the wheels on a vehicle having a suspension system of the general type including a vertically disposed shock strut and a spindle having an upper and a lower arm bolted so the shock strut such that when the securing bolt is ... | 10/28/1986 |
| 4617049 | Method for protecting plant life from acidic atmospheric pollutants A method for treating a stand of coniferous trees growing by natural processes and exposed to an atmosphere containing nitrogen pollutant compounds to improve the resistance of the trees to damage by acid rain. The method comprises the step of foliarly ap... | 10/14/1986 |
| 4612949 | Apparatus for controlling water level Apparatus for monitoring and controlling the level of fluid in a reservoir. The apparatus utilizes a fluid sensing probe to monitor the level of fluid in a reservoir and can generally be installed in an existing fluid reservoir without requiring structura... | 09/23/1986 |
| 4611804 | Mattress exercise apparatus Exercise apparatus adapted to be detachably installed on a mattress without having to adapt or alter the construction of the mattress or bed frame carrying the mattress. The apparatus is readily utilized by an individual reclining on the mattress.... | 09/16/1986 |
| 4609232 | Floppy disk storage-ejection system Improved apparatus for storing and dispensing floppy disks and other panel-shaped objects. The apparatus includes a rotatable storage carousel for floppy disks and a mechanism for selectively dispensing disks from the carousel, and includes a motor movabl... | 09/02/1986 |
| 4607876 | Cover for bed of pickup truck A cover for the bed of a pickup truck. The cover can be utilized either as a tensioned cover attached to the upper edges of the walls of the truck bed to span the floor of the bed or can be utilized as a collapsible tent erected in the truck bed. The cove... | 08/26/1986 |
| 4607823 | Apparatus for removing truck brake drum Apparatus for maintenancing the brake drum carried by the spindle of a wheel axle assembly. The apparatus reduces both the time required to maintenance a brake drum and the likelihood that bearings and bearing seals in the brake drum will be damaged when ... | 08/26/1986 |
| 4607590 | Apparatus for directing fluid stream against substrate sheet Apparatus for directing a stream of fluid against a pliant substrate panel traveling through the apparatus, the panel including a pair of opposed generally parallel planar surfaces co-terminating at the edge defining the periphery of the panel. The appara... | 08/26/1986 |
| 4602703 | Disc brake system An improved disc brake system of the general type including a brake frame having a pair of spaced apart rails, a pair of brake linings slidably carried on the brake frame rails, a circular rotor rotatably carried on the wheel assembly of a vehicle and hav... | 07/29/1986 |
| 4601619 | Routing apparatus Improved apparatus for routing a groove in the surface of a panel of material. The apparatus includes a base, a first elongate horizontally oriented support arm having one end pivotally attached to the base and having another end pivotally attached to one... | 07/22/1986 |
| 4598935 | Business form with packing label and method of use An improved business form. One of the pages of the business form is adapted to be used to form a pre-addressed mailing pouch on a shipping container.... | 07/08/1986 |
| 4598260 | Eddy current proximeter An inductive sine wave oscillator circuit for an eddy current proximeter. The oscillator circuit includes an operational amplifier and a coil. The frequency and amplitude of the output signal produced by the circuit varies with and is controlled by the in... | 07/01/1986 |
| 4597883 | Composition and method for minimizing frost damage to plants An improved frost protection composition for plants. The composition includes sugar, potassium sulfate, iron chelate and manganese chelate dissolved in water. The composition is applied directly to the foliage and fruit of a plant prior to the plant's bei... | 07/01/1986 |
| 4588863 | System for facilitating professional telephone communication Improved telephone apparatus. Circuitry in the apparatus includes a memory unit. Telephone numbers can be dialed into the memory unit while an individual is conversing over the telephone. After the individual completes his conversation, the circuitry auto... | 05/13/1986 |
| 4582586 | Chlorine gas injection system for swimming pool Apparatus for injecting chlorine gas through a nozzle into a stream of water flowing past the nozzle. The nozzle is shaped and dimensioned to cause turbulent intermixing of water at the point chlorine gas leaves the nozzle and enters a stream of water. Th... | 04/15/1986 |
| 4580685 | Floppy disk storage stand A storage and display stand for floppy computer memory disks. Each disk includes an upper portion and a lower portion. The display stand includes a base; a rotatable drum mounted on the base to rotate about a vertically disposed central axis, the drum inc... | 04/08/1986 |
| 4580480 | Acoustic guitar Apparatus for controlling signals produced by a transducer carried by an acoustic guitar. The control apparatus is mounted on the guitar and does not affect the structure or tonal qualities of the hollow tone-producing body of the guitar.... | 04/08/1986 |
| 4574698 | Apparatus for servicing printing press Improved apparatus for servicing the inking assembly of a printing press. The apparatus minimizes the likelihood that supplies of different colored inks will be contaminated during the servicing of the inking assembly of a printing press and permits a pre... | 03/11/1986 |
| 4574449 | Method for retrofitting clutch housing As improved method for maintenancing the clutch housing in the transmission of a vehicle engine. The housing includes a cylindrical inner wall provided with a plurality of spaced apart U-shaped grooves each shaped and dimensioned to receive and house one ... | 03/11/1986 |
| 4573219 | Necktie knot simulator A necktie knot simulator. The knot simulator is adapted to be slidably positioned along a necktie and to fixedly detachably engage a portion of the necktie to maintain the knot simulator in the desired position on the tie.... | 03/04/1986 |
| 4561187 | Vehicle frame alignment gauge An improved vehicle frame alignment gauge. The gauge can be readily installed and operated by a single mechanic. The gauge does not have to be attached to and suspended from a vehicle frame and does not have to be readjusted while the frame is being stres... | 12/31/1985 |
| 4558644 | Printing press with parallel transverse weakening line mechanism An improved printing press. The printing press forms transverse lines of weakening at spaced intervals along a continuous strip of paper after the paper has been imprinted with a repeating business format. The press then creases the strip of paper along t... | 12/17/1985 |
| 4555147 | Drawer slide mounting bracket A mounting bracket for drawer rail assemblies. The bracket tightly interfits with and fixedly supports different sized drawer rail assemblies.... | 11/26/1985 |
| 4547184 | Delivery mechanism for paper sheet processing apparatus A machine for folding continuous form stationery along transverse lines of weakening formed in the stationery. The machine includes a distribution mechanism for alternately dispensing lines of weakening in the stationery in opposite lateral directions of ... | 10/15/1985 |
| 4538426 | Air cooling system An improved regenerative indirect evaporative and dry surface cooling system for conditioning the air in a structure.... | 09/03/1985 |
| 4525272 | Electrochemical ionization system for purifying water An improved water purification system. The system utilizes an electrolytic cell and maintains a generally constant current flow through the electrolytic cell when the electrical resistance of water being treated by the cell varies. The relationship betwee... | 06/25/1985 |
| 4522619 | Timing adjustment mechanism for continuous form stationery folding machine Improved apparatus for producing continuous form stationery by folding a strip of paper along lines of weakening formed therein. The apparatus includes a frame, a distributing mechanism mounted on the frame for alternately distributing successive lines of... | 06/11/1985 |
| 4511157 | Apparatus for facilitating intravenous feeding during transportation of patient Apparatus for interconnecting a wheelchair and portable wheeled IV stand to maintain the wheelchair and IV stand in fixed spaced relationship with respect to one another when the wheelchair is being pushed by a medical attendant.... | 04/16/1985 |
| 4510850 | Seal for rotary actuator A vane-type hydraulically powered rotary actuator having a shaft provided with a radially extending vane. The shaft is rotatably carried inside a generally cylindrical actuator chamber formed in the housing of the rotary actuator. The vane includes a pair... | 04/16/1985 |
| 4501433 | Apparatus for practicing golf stroke Apparatus for practicing a golf club stroke. The apparatus is attached to the wheel of a golf cart.... | 02/26/1985 |
| 4500970 | Robot vehicle guidance system including checkpoint realignment system Robot vehicle guidance systems of the type which employ relative motion sensors to establish learned movement behavior along a pre-selected guidepath are improved by combining such relative motion programmed devices with apparatus for initially identifyin... | 02/19/1985 |
| 4493688 | Paper roll feed rack for processing machine Improved apparatus for producing continuous form stationery by creasing a strip of paper along lines of weakening formed therein. The apparatus includes a frame, a distributing mechanism mounted on the frame for alternately distributing successive lines o... | 01/15/1985 |
