Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 4862702 | Head pressure control system for refrigeration unit An improved refrigeration system that has an air cooled condenser exposed to outdoor ambient conditions and which automatically maintains sufficient head pressure during cooler weather for adequate liquid flow to the expansion valve of the evaporator by b... | 09/05/1989 |
| 4863239 | Mirrored glove This invention relates to the technical field of portable hand-carried rear-view safety mirrors and more especially to a rear-view mirror adapted for use upon the back portion of a glove. The device combines the safety features of a rear-view mirror with ... | 09/05/1989 |
| 4859182 | Dental syringe safety sheath apparatus The present invention comprises a sheath for protecting a dental syringe and for preventing residual cross-contamination between successive patients. Means are provided for preventing contaminants from being drawn back into the syringe after application h... | 08/22/1989 |
| 4831558 | Digitally based system for monitoring physical phenomena A system and apparatus for monitoring physical phenomena and changes in structures which includes a plurality of programmable intelligent transducers arranged in an array, each of which is uniquely addressable by a remote controller to perform its intende... | 05/16/1989 |
| 4817934 | Dual tote sorter and stacker The present invention comprises a dual tote sorting and stacking apparatus for continuously transporting, sorting and stacking sequentially fed sheets of paper such as from printing, copying and duplicating machinery. The apparatus employs mass airflow ty... | 04/04/1989 |
| 4815258 | Fruit bin filler An apparatus and method for loading delicate fruit into standard sized fruit bins 10 wherein carriage 50, cradle 60, and distributing conveyor 40 are controlled to automatically lower fruit into bin 10 in such a way as to minimize damage to fruit and to m... | 03/28/1989 |
| 4813365 | Double deadrise with multiple reflex chine boat hull structure and engine mounting system The double deadrise with multiple reflex chine boat hull structure and engine mounting system relate to designs for power boat hull structures and engine mounting systems. The hull structure combines the use of two pairs of bottom surfaces, reflex chines ... | 03/21/1989 |
| 4735059 | Head pressure control system for refrigeration unit An improved refrigeration system that has an air cooled condenser exposed to outdoor ambient conditions and which automatically maintains sufficient head pressure during cooler weather for adequate liquid flow to the expansion valve of the evaporator by b... | 04/05/1988 |
| 4718822 | Vertically oriented wind driven assembly A self-governing, vertically oriented wind driven assembly is provided by a pair of open, semicylindrically shaped wind scoops with elongated edges which face each other in a nearly closed position at times of high or maximum wind speeds, and partically f... | 01/12/1988 |
| 4669127 | Pack vest A utility garment for load portage in the shape of a vest containing load carrying compartments on the back and front flaps of the vest. The vest closes at the front, and a waist belt attached to back and front flaps through tie down loops holds the loade... | 06/02/1987 |
| 4665575 | Ventilating mattress module systems for boats, recreational vehicles, and the like A mattress composed of various innerspring type mattress modules for use in boats, motorhomes, and recreational vehicles. Each module has large-screened side openings to match the side openings of adjacent modules to facilitate the exchange of air into th... | 05/19/1987 |
| 4651348 | Garment with side-accessible pocket structures A jacket structure comprising a front, a back, interconnecting side panels, a collar and sleeves, the front of the coat or jacket having two layers of material sewn together at appropriate locations to create upper and lower contiguous side-opening pocket... | 03/24/1987 |
| 4634380 | Non-floating technique-male Dental and other intricate technique-models to be invested in compatible plastic material have a reduced tendency to float through the association herewith of a foreign body that increases the relative weight of the model as compared with the investment m... | 01/06/1987 |
| 4625596 | Electrical pliers The present invention is a tool which will simultaneously cut an electrical wire and strip the predetermined length of insulation from the conductor. It comprises a pair of pivotally connected planar arm members in which the portion of the arms on one sid... | 12/02/1986 |
| 4623955 | Ano-genital self-viewing device The ano-genital self-viewing device is used in conjunction with a conventional toilet to permit a person to conveniently view his or her own ano-genital region while seated in the conventional manner. The device has a fluorescent lamp with batteries, supp... | 11/18/1986 |
| 4618949 | Self-orienting directionally sensitive geophone A self-orienting, directionally sensitive particle velocity transducer with an axially magnetized magnet which, displaced by gravity, floats off-center in a chamber filled with ferromagnetic fluid. Wire coils affixed coaxially to the chamber ends asymmetr... | 10/21/1986 |
| 4607435 | Temperature compensated extensometer A temperature-compensated borehole extensometer comprises a coaxial remotely anchored assembly of a rod and tube formed of materials having disparate linear coefficients of expansion, said assembly being associated with comparator transducers sensitive to... | 08/26/1986 |
| 4604909 | Cam-follower transfer mechanism for controlling relative rotational movement Two shafts rotatable about the same axis and having hubs are connected to each other by a transverse beam. One end of the beam is pivotally connected to one hub and the other end of the beam is pivotally connected to the other hub. Two roller followers ar... | 08/12/1986 |
