| Patent Number |
Title Of Patent |
Date Issued |
| 5626989 |
Quasi-solid plate storage battery |
May 6, 1997 |
| A storage battery having various cell constructions to increase the surface-to-weight ratio of active material exposed to electrolyte ions, to reduce internal resistance, and to extend the life of the battery is provided. One configuration for the battery cell utilizes pleated positive |
| 5110014 |
Bi-stable pressure maintaining gas containers |
May 5, 1992 |
| The object of this invention is to provide vessels for storing a gas to be used for automatically maintaining a predetermined pressure inside a container carrying a liquid, as it would be a beverage containing bottle. Two embodiments of such vessels are presented: One in shape of a capsu |
| 5066228 |
Saliva ejector |
November 19, 1991 |
| One object of the present invention is to provide a saliva ejector tip (3) having holes (6) on a recessed flat surface (4) for providing additional hole area than is available in conventional ejector tips, and away from the soft tissue, where they can cause injurious sucking.The other ob |
| 5025953 |
Deformable beverage containers for preserving carbonation |
June 25, 1991 |
| The invention relates to deformable beverage containers for minimizing empty space in the container, to which CO.sub.2 can escape, and for increasing pressure in the container for stopping evaporation of CO.sub.2 from the beverage. With the container cap off or loose, the deformable |
| 4974615 |
Elastic filament for oral hygiene |
December 4, 1990 |
| A filamentary article (8) free of silk-like fibers is disclosed, made out of an elastomeric material for use in dental hygiene. The article (8) is stretchable for proportionately reducing its cross section so that a sector (1) thereof, can enter between the teeth. The article (8) provide |
| 4860702 |
Compression ratio control in reciprocating piston engines |
August 29, 1989 |
| The object of the invention is to provide means for continuously adjusting the value of the compression ratio in Otto-cycle reciprocating piston engines, for increasing their thermal efficiency, especially at part throttle operation. Embodiment A provides means for continuously adjusting |
| 4735873 |
Quasi-fluid storage battery |
April 5, 1988 |
| The object of the invention is to provide the active substances in storage batteries, both the lead acid and alkaline types, in quasi-fluid form so that they can be replaced by newly charged substances, for rejuvenating the battery after long use, or for immediate charge of the battery.S |
| 4392351 |
Multi-cylinder stirling engine |
July 12, 1983 |
| A multi-cylinder Stirling engine comprises a stationary casing, working fluid, at least one heat source, a first heat exchanger for carrying the working fluid and for transferring heat from the heat source to the working fluid thereby raising the working fluid's temperature, and an o |
| 4348636 |
Integrated circuit tester |
September 7, 1982 |
| An integrated circuit tester, comprising switching means for adjusting the logic state of the pins of a test socket to a logic state of "1" and "0" and following a debounced pulsating signal, depending on the logic function and mode of operation of the IC chip under test. Electronic |
| 4169697 |
Angular compression expansion cylinder with radial pistons |
October 2, 1979 |
| An angular cylinder piston combination is disclosed for providing compression and expansion chambers in a large number of items, such as compressors, pumps, internal and external combustion engines, hydrostatic generators, air motors, and the like, in which compression and expansion |
| 4167922 |
Internal ballistic engine |
September 18, 1979 |
| An internal ballistic engine for providing high thermal efficiency comprising a housing, a powering chamber, a ballistic piston, not directly engaged with the output shaft in the state of motion of the piston, primarily depending on its mass moment of inertia and the internal forces |
| 3989012 |
Three-rotor engine |
November 2, 1976 |
| This is a continuation-in-part to a previous patent application now pending entitled Two-Rotor Engine, Ser. No. 542,250. In accord with said patent pending, the present invention also involves an engine comprising a cavity of genus 1 generated by the revolution of a rectangle about an ax |
| 3985110 |
Two-rotor engine |
October 12, 1976 |
| A multi-stroke engine for converting energy into torque is described including two rotors and a housing along surfaces of revolution of genus 1 about same axis. In the preferred configuration a cavity of revolution is used, generated by the revolution of a rectangle about the axis, two s |
