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Patent # Description
US-4,648,707 Reader-printer system
A readout system includes a source of illumination that is propagated along a predetermined path. Disposed in that path is a medium, such as a microform which...
US-4,648,609 Driver tool
A torsion or hairpin spring external attachment for power hammers has eye ends respectively bottomed on the power hammer casing and on the tool driven by the...
US-4,647,038 Exerciser with strain gauges
An exerciser with force measuring devices in the form of strain gauges interposed between an impingement member on the exerciser and a strain gauge on the...
US-4,645,084 Robot arm
A portable light weight robot arm assembly similating shoulder, elbow, and wrist movements of a human arm, plus extensions of the upper arm and forearm,...
US-4,644,598 Fitted comforter for infant
In an infant-safe comforter fitted to the foot end of a crib mattress, the grasping power of the two boxed corners of the comforter on the corners of the...
US-4,643,906 Lactose-free synthetic ice cream
A lactose-free synthetic ice cream product comprising from about 45% by weight of a liquid non-dairy emulsion containing vegetable fat, from about 25% of a...
US-4,641,981 Dot matrix print head
A modified wire guide and assembly method for facilitating the insertion of wires into a dot matrix print head. In the preferred embodiment, the wire guide has a...
US-4,640,680 Portable gas-fired forced-draft heater
A portable gas-fired forced-draft heater has a burner assembly mounted in a tube coupled to the intake port of a motor-driven blower. The burner operates in a...
US-4,639,154 Dual station printer mechanism
A dual station printer mechanism (10) including a first feed roller (22), a second feed roller (24), drive means (16) having an output shaft (20) for driving the...
US-4,637,668 Locomotive safety device
The invention environment is a conventional electrically powered railroad locomotive wherein a main generator powers the underlying traction wheels and wherein...
US-4,635,944 Method for providing a seal around a shaft and against a bearing housing
A novel sealing technique for bearings from which a rotating shaft extends outwardly. The novel seal comprises an elongated flexible strip having two ends. The...
US-4,630,861 Foldable stool
A foldable stool has trapezoidal sides including first and second nonfolding side walls and first and second folding end walls. Each end wall includes first and...
US-4,630,008 Direct FM crystal-controlled oscillator
A direct frequency modulation crystal-controlled oscillator circuit is provided having a configuration which minimizes the number of parts required for...
US-4,629,073 Belt buckle rack
There is a disclosed a belt buckle holder which is adapted to be mounted flush against a wall. The holder comprises a front portion having a planar surface. The...
US-D287,264 Side door casing spool for an oilwell casing
US-4,623,881 Method and apparatus for increasing the number of characters per line in a digitally generated display on a...
A method and apparatus are provided for increasing the number of characters or symbols that can be displayed on a line when the video signal that produces the...
US-4,623,024 Furrow-forming attachment for a tractor
An attachment for forming an irrigation furrow in top soil of a crop-growing field comprises a carriage for towing behind a tractor or the like, the carriage...
US-4,621,752 Nonrigid bow holster
A holster to carry a compound bow at the waist of the archer in a nonrigid position. The holster is constructed of flexible material characterized by leather and...
US-4,620,526 Stove top attachment for mobile vehicles
A panel that fits on the top of a stove in a mobile vehicle. The panel has holes registering with the burners in the stove, for receiving the cooking utensils...
US-4,619,731 Process for etching via holes in alumina
Via holes are etched in an alumina layer using an etchant bath of ethylenediaminetetraacetic acid at a pH above 9.
US-4,619,714 Controlled rolling process for dual phase steels and application to rod, wire, sheet and other shapes
An improved, energy efficient, hot rolling method for direct production of cold formable dual-phase steel is provided. The steel is heated to completely...
US-4,618,276 Dot matrix print head
This invention involves methods and apparatus relating to the assembly and structure of a dot matrix print head. In the preferred embodiment, the tops of the...
US-4,617,876 Animal identification and control system
An animal identification and control system comprising an identification tag on the animal having a signal sending device for sending an identification code...
US-4,616,444 Radio controlled gate opener
A swinging gate is operated in one direction between open and closed positions by a winch and cable system driven by an electric motor which may be controlled...
US-4,616,437 Fishing apparatus and indicating device
A fishing apparatus particularly well suited for ice fishing including a housing mounting a fishing reel which deploys a fishing line. Legs are releasably...
US-4,615,442 Receptacle for roll of sheet material
A cylindrical receptacle for holding a winding of sheet material with a hollow core such as toilet paper or paper towels has a central fixed guide member, a...
US-4,615,156 Post anchor
A ground anchor for channel posts has an angle iron leg driven into the ground and an upright fin plate or strip secured to the upper end thereof to stabilize...
US-4,612,896 Diesel fuel heater
An apparatus for heating the fuel for an internal combustion diesel engine using the heat from the exhaust conduit. A fuel line wound helically around the engine...
US-4,612,877 Multiple purpose animal ear tag system
An ear tag assembly comprising an identification member and an attachment member wherein the identification member comprises an identification portion located in...
US-4,612,851 Cooking utensil
A cooking utensil for the preparation of food items such as frankfurters or marshmallows over a heat source. The cooking utensil comprises an elongated body, a...
US-4,610,788 Oil/water separating system
An oil/water separating system includes a skimming apparatus and a separating apparatus operatively connected therewith through a flexible conduit. The skimming...
US-4,610,511 Assembly and method for producing specific optical interference patterns
An assembly is provided which employs a light source that directs slightly convergent light rays of visual frequencies towards a first polarizing means. The...
US-4,609,184 Pivoted gravity return fence extension for cattle guard
A fence line is provided including a pair of spaced posts between which a fence opening is defined and wherein a cattle guard is substantially centered in the...
US-4,609,018 Saw-splitter machine
An apparatus for cutting wood is disclosed wherein a trailer provides an operator station at one end and a plurality of components for automatically cutting and...
US-4,607,888 Method of recovering hydrocarbon using mining assisted methods
A method for recovering a desired fluid hydrocarbon from an underground porous formation having a bottom impermeable to the fluid hydrocarbon and containing the...
US-4,607,608 Campfire cooking grill
A campfire griddle or grill which is designed for convenience and cooking over a campfire. A metal support in the form of a stake is driven into the ground by...
US-4,605,067 Method and apparatus for completing well
A well drilled with air or gas as a circulating medium traversing pay zones with greater than normal pressures or pressures such that hydrocarbons would permeate...
US-4,603,520 Post mounting anchor base
A ground anchor provides a mounting base for a sign post accommodating rotational, tilting, and height adjustments of the post and providing for release of the...
US-4,603,113 Corrosion testing
Techniques and apparatus are described for measurement of corrosion of drill pipe in a well bore during drilling. The techniques involve the use of a test coupon...
US-4,602,917 Formcoke having modified bituminous binder
Formcoke is produced by separately introducing feedstocks of calcined coal particles, bituminous binder and a carbohydrate, preferably an aqueous sugar, into a...
US-4,601,315 Trash bag loading device for garden carts and the like
A device for holding a flexible trash bag is arranged for mounting on a garden cart of the type having parallel handle arms extending rearwardly from the top of...
US-4,600,444 Pipe end area cleaning system
To thoroughly clean, both the inside and outside of pipe and tubing, and both the threaded end and the coupling end of pipe and tubing, for a distance of 18 to...
US-4,600,056 Method and apparatus for completing well
A method for the cementing in of a well so that the cement is not contacted by deleterious materials, such as gas, is disclosed.
US-4,597,204 Snow pusher with adjustable handle
A manual snow pusher comprises a resilient rubber blade connected along the base of a hood-like snow diverting member of galvanized metal plate. An elongate...
US-4,596,812 Methods and solutions for treating male pattern alopecia
This invention relates to the method for treating the form of alopecia commonly known as "male pattern baldness" which comprises regular topical application to...
US-4,595,824 Heater block assembly for use in thermal oxidation testing of jet fuel
A heater block assembly for a jet fuel thermal oxidation test apparatus has back and front plates with a test plate clamped therebetween. The test plate has a...
US-4,588,569 Dry injection flue gas desulfurization process using absorptive soda ash sorbent
Hot flue gas containing sulfur oxides is treated in a dry injection desulfurization process by injecting a dry particulate soda ash sorbent into the SO.sub.2...
US-4,587,724 Dot matrix print head
This invention involves methods and apparatus relating to the assembly and structure of a dot matrix print head. The invention includes a single unit, coil...
US-4,585,076 Implement and transport wheel assembly therefor
An apparatus for transporting an earth working implement, most specifically, a roller-chopper unit for use in forestry, wherein a transporting wheel assembly is...
US-4,584,864 Method and apparatus for proving and factoring a meter stack
A method and apparatus for proving and factoring a meter stack on a flow pipe. The meter stack preferably includes a meter, temperature compensator, and counter...
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