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| Number | Title | Issue Date |
| 4417755 | Pipe coupling The invention is a pipe coupling particularly adapted for coupling together the ends of pipes that may or may not have annular end ribs, i.e. spigot beads. The coupling embodies a gasket into which the ends of the pipes are fitted. Deformable (semi-rigid)... | 11/29/1983 |
| 4416775 | In-line filter and cartridge therefor A filter assembly or unit having end caps or fittings which are held together by tie rods with a filter casing between them and sealed to them. A filter cartridge is within the casing. Each end fitting or cap is constructed to provide a slideway to receiv... | 11/22/1983 |
| 4416202 | Conveyor bench/work station with shunt The invention is an improvement in mechanisms or apparatus for transporting articles or products between points such as work stations in an industrial plant or the like. A track or trackway is provided running between different points or work stations, th... | 11/22/1983 |
| 4414037 | Steam jet cleaning and sterilizing system A system utilizing a dry steam jet for cleaning, sterilizing and related purposes. A steam generator in the form of a flash boiler with a heat source is utilized. A reservoir containing a mixture of water and containing a cleaning agent or other chemical ... | 11/08/1983 |
| 4403700 | Modular office accessory for personal items An office accessory or utility constructed in the form of a frame or holder that forms a trackway for a plurality of individual modules. Modules are provided individually designed for holding different office items such as pencils, ashtray, photograph, cl... | 09/13/1983 |
| 4403462 | Plastic pill box and associated loading appliance A dispensing container or box for pills or capsules having multiple individual compartments, which can be individually opened for extracting or dispensing a pill or capsule. The individual compartments are formed by partitions within the container. A top ... | 09/13/1983 |
| 4403436 | Trigger mechanism for multiple barrel firearm providing barrel selection A double barrel firearm provides a selector mechanism so that either barrel can be selected to be fired first. A pair of sears is provided cooperating with hammers. The trigger can actuate either sear that has been selected by the selector mechanism for f... | 09/13/1983 |
| 4401339 | Air deflector for vehicles An air deflector for vehicles to reduce wind resistance while moving. Two flat panels are provided hinged to upright posts, preferably mounted on the bumper of a vehicle. The panels are collapsable or retractable. In one position they are swung outwardly ... | 08/30/1983 |
| 4394055 | Cabinet for video game consoles, cartridges, accessories, and instruction booklets A cabinet or container particularly adapted for holding in an organized manner video game consoles of different sizes and shapes and also for holding accessories constructed for use with different systems. The cabinet has a top opening particularly shaped... | 07/19/1983 |
| 4381576 | Appliance for removing the contents of bottles An appliance or utensil for removing remaining relatively viscous materials in bottles or containers having a relatively restricted neck. The appliance embodies a handle which is insertable through the neck of the bottle and an operative element in the fo... | 05/03/1983 |
| 4369518 | Compact antenna system A compact antenna system for use in connection with pay television reception comprises a resonant cavity including a small dipole, the latter being connected to a circuit board containing circuitry for converting the received pay television signal to a fr... | 01/18/1983 |
| 4363587 | Bench with self-leveling production cart A production workbench is associated with a production cart which is mounted on castors to be movable from one work station to another. In a preferred form, the bench is provided with a slot or cutout to receive the production cart. Inter-engaging guide t... | 12/14/1982 |
| 4346630 | Ratchet wrench Ratchet wrench, having a motor drive and having a member which oscillates angularly, cooperating with a rotor, which intermittently drives a shaft angularly through a pre-determined number of degrees, the shaft being configurated to carry a socket to fit ... | 08/31/1982 |
| 4345535 | Sailboat trimming and stabilizing system A system for sailboats for the purpose of maintaining the trim or attitude of the hull in a level position and at the same time adjusting the rigging and keel. The mast is made so that it can tilt to port or starboard and apparatus is provided to produce ... | 08/24/1982 |
| 4345167 | Capacitance proximity sensor A method for detecting the change in the capacitance of an antenna caused by the approach of a person to the antenna, including the step of charging said antenna to a predetermined voltage relative to ground or a reference antenna, the step of discharging... | 08/17/1982 |
| 4344712 | Culture processing apparatus and method Test apparatus for microbiological cultures includes a vibrating member for placement thereupon of a vessel, such as a petri dish, containing a microbiological culture medium in the form of a liquid film, whereby vibration of the vessel will tend to equal... | 08/17/1982 |
| 4320671 | Crankshaft counterbalancing Mechanism for counterbalancing a crankshaft, connecting rod and piston assembly. Carried by the shaft are the typical or conventional counterbalancing mass means. The invention provides additional counterbalancing mass means which are rotatable relative t... | 03/23/1982 |
| 4317429 | Reusable plastic rearing panel applicable to aquaculture A reusable plastic rearing panel applicable to aquaculture comprises a molded plastic panel having a plurality of recesses therein for nurturing and rearing rock scallops and other filter feeding bivalve mollusks with similar habits from juvenile stages t... | 03/02/1982 |
| 4313118 | Microwave proximity sensor An improved microwave proximity sensor including 1/4-wavelength folded dipole antenna performing the functions of a transmitting antenna, a receiving antenna, and a frequency determining element in a microwave oscillator.... | 01/26/1982 |
| 4306655 | Holder or container for tape cartridges The article is a box or holder with partition members or shelves to hold items in the container between the said members. In a preferred form the box or holder may be square. Certain of the partition or shelf members are spaced so as to snugly hold a rect... | 12/22/1981 |
| 4301609 | Trigger assembly for bolt action pistols A bolt action hand gun, that is, pistol, having its balance point over the hand. The trigger is in a forward position on the action with an improved connection between the trigger and the sear. The improved connection is such as to prevent accidental firi... | 11/24/1981 |
| 4298617 | Symmetrical and asymmetrical sulfinyl-dicarbamates A novel class of chemical compounds useful as pesticides consists of symmetrical and asymmetrical N,N'-sulfinyldicarbamate esters. The preparation of these compounds and their formulation to control insects are exemplified.... | 11/03/1981 |
| 4296567 | Figure toy with flexible appendages A figure toy constructed to simulate a living creature, such as an animal. In a preferred form the figure toy has a torso and flexible appendages simulating arms and legs. The appendages are of flexible material with ends which are weighted, preferably be... | 10/27/1981 |
| 4295205 | Solid state mass memory system compatible with rotating disc memory equipment A solid state mass memory system, utilizing memory units other than rotating disc memories, compatible with existing external rotating disc memory equipment designed to operate in conjunction with rotating disc memory units only, includes means for simula... | 10/13/1981 |
| 4279897 | (Alkoxycarbonyl)(alkyl)aminosulfenyl derivatives of phosphoramidothioate esters A novel class of chemical compounds useful as pesticides consists of O,S-dimethyl N-(N'-alkoxycarbonyl-N'-alkylaminosulfenyl)phosphoramidothioates. The preparation of these compounds and their formulation to control insects are exemplified.... | 07/21/1981 |
| 4263318 | N-alkoxy- and N-aryloxysulfinylcarbamate esters A novel class of chemical compounds useful as pesticides consists of N-alkoxy- and N-aryloxysulfinylcarbamate esters. The preparation of these compounds and their formulation to control insects are exemplified.... | 04/21/1981 |
| 4262015 | N-alkylthio- and N-arylthiosulfinylcarbamate esters A novel class of chemical compounds useful as pesticides consists of N-alkylthio- and N-arylthiosulfinylcarbamate esters. The preparation of these compounds and their formulation to control insects are exemplified.... | 04/14/1981 |
| 4261897 | N-Chlorosulfinylcarbamate esters N-chlorosulfinylcarbamate esters are produced by the reaction of thionyl chloride with carbamate esters having one unsubstituted hydrogen on the carbamate nitrogen atom, preferably in the presence of a hydrogen chloride acceptor. The resulting N-chlorosul... | 04/14/1981 |
| 4257590 | Portable home gymnasium A portable exercising device of simplified design and construction which enables a user to perform a number of different types of exercises. An upright frame or scaffold is provided. A cage or frame for supporting weights is positionable between uprights ... | 03/24/1981 |
| 4255988 | Axial gear trains An axial gear train of the type having a nutating gear mounted on a skew axle that has a gear face meshing with a fixed gear face. A nutating gear has a gear face meshing with a gear face on an output gear. The improvement resides in means positioned to h... | 03/17/1981 |
| 4253572 | Plastic pillbox A dispensing container or box for pills or capsules having multiple individual compartments, which can be individually opened for extracting or dispensing a pill or capsule. The individual compartments are formed by partitions within the container. A top ... | 03/03/1981 |
| 4253178 | Decorative or ornamental appliance for use with articles such as wrist watches An ornamental appliance or device which is removably attachable to another item, such as, more especially, a wrist watch to enhance its appearance. In the preferred form of the invention, it is a member in the form of a bezel which may have jewels or gem ... | 02/24/1981 |
| 4234667 | Battery and method for fabricating same A battery includes a negative electrode comprising metallic lithium (Li) in conjunction with lithium chlorate (LiClO3) electrolyte. Lithium perchlorate (LiClO4) may also be used as the electrolyte. Lithium chloride (LiCl) and lithium... | 11/18/1980 |
| 4229152 | Epicyclic gear system and driving means therefor An epicyclic gear system and driving means therefor comprise three planetary gears disposed within a sealed compartment to form two separate volumes; the planetary gears comprise a primary planetary gear and peripheral planetary gears and mesh with one an... | 10/21/1980 |
| 4178707 | Display apparatus utilizing magnetic materials A display apparatus of the type wherein an object is supported by magnetic force to create the illusion that the object is floating or flying. In the apparatus, the magnetic force is balanced against gravity. Magnetized material is utilized which may be a... | 12/18/1979 |
| 4177712 | Air driven tool with double-ended aligned pistons oppositely driven A single tool carrier reciprocatingly driven in opposite directions by a pair of double ended reciprocating pneumatic pistons, one of the pistons driving the carrier through rack and pinion gear means and the other piston driving the carrier through a pin... | 12/11/1979 |
| 4176845 | Apparatus for playing a simulated golf game Playing apparatus basically in the form of a board with movable inserts or indicators for playing a game of simulated golf. The apparatus or board includes a simulated fairway with measured distances and inserts to indicate the positions of the golf balls... | 12/04/1979 |
| 4117640 | Thermal barrier system for panel installations A thermal barrier system for panel installations comprises at least one gutter member attachable to a structure. The system further comprises a face member and a thermally insulative coupler member. The coupler member has an intermediate body portion to w... | 10/03/1978 |
| 4117607 | Mathematics teaching system A mathematics teaching system comprises a keyboard, for entering an arithmetic problem to be solved and includes display elements to display said problem and a solution thereto. Electronic components automatically calculate the correct step-by-step soluti... | 10/03/1978 |
| 4086956 | Temperature control of heat exchanger with bypass A heat exchanger or boiler has a bypass between the inlet and the outlet. The outlet includes a chamber having a partition with a thermostatically controlled valve, which controls flow of heating medium from the heat exchanger to the outlet connection. Th... | 05/02/1978 |