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Patent # Description
US-4,293,351 Silicone rubber explosive and method of making
Explosive materials in granular or other finely divided form are distributed in pourable silicone rubber with acetic acid added as a catalyst.
US-4,292,488 Microwave oven door having a conformable screen
A microwave oven having a door configured to minimize the leakage of microwave energy is disclosed. The door includes a flat sheet of glass and a flexible metal...
US-4,290,733 Forage stack mover
A forage stack moving device has a tongue and bed mechanism rigidly secured to each other in which a plurality of endless chain elements pass over a plurality of...
US-4,289,255 Oil filter cap
Disclosed herein is an oil filler cap for disposition upon the rocker cover in an internal combustion engine in which the opening mechanism commonly used for...
US-4,288,941 Trick rope having appearance of working lasso
A trick rope toy having a stem (14) which has one end affixed to a continuous loop (12). The other end of stem (14) is affixed to a swiveled handle unit (16)...
US-4,288,933 Snowblower
The snowblower of the present invention includes a novel housing structure having upwardly extending side cutter bars angling outwardly from the leading sides of...
US-4,285,628 Grapple system
A grapple system is disclosed for mounting on the bucket of a tractor. A pple tooth frame is provided having a plurality of grapple teeth extending in fork-like...
US-4,280,447 Animal facility equipment
A manure scraper moves along an alleyway divided into sections by a plurality of gates or partitions and as the scraper passes under each partition, a wire brush...
US-4,278,480 Slurry type explosive
A permanently tacky slurry type explosive comprises polyisobutylene containing a balanced fuel explosive phase in the form of an explosive material in...
US-D259,693 Pole charcoal grill
US-4,273,369 Reversible push block-rear bumper assembly
A reversible push block-rear bumper assembly for attachment to a motor vehicle is provided in which a support unit having a forwardly inclined downwardly...
US-D259,505 Combined narrow body self-righting sinker and lure support with trailing legs
US-D259,436 Combined self-righting sinker and lure support with trailing legs
US-4,267,503 Method and instrument for testing the operating characteristics of a capacitor
Dielectric absorption in a capacitor is detected by making a first measurement of the capacitance of the capacitor, then charging the capacitor to its rated...
US-4,266,898 Bale carrier
Bale carrier apparatus for rapidly and easily handling and transporting large cylindrical hay bales. The bale carrier has a main support frame including a pair...
US-4,263,330 Method for draining whey for making large sized blocks of cheese
A method of pressing and draining whey from cheese curd particles in manufacturing large sized blocks of cheese. Cheese curd is placed into a pressing container...
US-4,261,676 Bale carrier
The bale carrier functions as a bale loading, transporting and unloading apparatus. It comprises an elongated base framework mounted on wheels, an elongated bale...
US-4,261,594 Trailer with convertible hitch
A trailer to be towed behind a vehicle has a convertible trailer hitch mounting on its front end in which a connecting portion of a trailer hitch is detachably...
US-4,260,137 Electric gate with semi-protected electrode
An electrode, connected to a fence charger or the like is secured across the bottom of a gate, fence or the like. A shield partially surrounds the electrode to...
US-4,258,510 Rain water deflector
A device for attachment to roof beams to deflect rain water running from those beams comprising a metal or plastic deflector attachable to the beam but opened...
US-4,258,315 Inductance meter
A direct reading inductance meter applies linearly increasing ramp current pulses to a coil under test and compares the voltage developed across the coil during...
US-4,256,415 Concrete vibrator machine
A concrete vibrator machine wherein the vibrators thereof are mounted on individual supporting structures that are adjustable longitudinally of the main frame of...
US-4,254,565 Method for the segmented mining and drying of bentonite
A method for drying, curing and mining bentonite clay in a clay pit wherein that overburden of non-clay material which may exist is removed and the surface of...
US-4,252,321 Sporting events game
Play money is wagered on supposed sporting events in which there are competing teams rated by point spreads. The game has various chance elements which includes...
US-D258,305 Combined self-righting sinker and lure support
US-4,248,406 Barn scraper drive assembly
The drive motor is pivotally supported axially within the frame so that it rotates slightly if the torque of the motor increases due to the scraper assembly...
US-4,246,942 Means for splitting logs
The means for splitting logs comprises an apparatus adapted to be attached to the front end loader of a tractor and to be connected to the hydraulic cylinder on...
US-D258,088 Portable concrete fence support
US-4,243,137 Barn or pit floor scraper assembly and drive means therefor
A T-shaped scraper assembly is operatively connected to a drive unit via a cable assembly and is adapted to be pulled along the floor in one direction thus...
US-D257,748 Tractor seat
US-4,242,022 Mounting D-rings on truck trailers
A device for mounting D-rings on truck trailers having permanent side extensions is described which enables the D-rings to be positioned between adjacent side...
US-4,240,176 Windshield cleaning tool holder
A pair of longitudinally extending channel members are releasably held together by clamping means, the channel members forming triangularly-shaped channels...
US-4,239,236 Target life extender
A device for extending the useful life of an archery target in the form of a backup member which may be secured to the reverse side of the target proximate the...
US-4,238,966 Belt drive for pump jack
The pump drive mechanism provides a high reduction drive from a continuous operating motor to a crank arm to oscillate the counterbalanced jack for a pump as...
US-4,237,101 Process for treating solid carbonaceous fossil fuels and the products thus prepared
Solid carbonaceous fossil fuels such as coal, lignite and peat are treated with an aqueous medium containing a novel catalyst to remove undesirable constituents...
US-4,229,880 Combined eating utensil
A combined eating utensil usable as a holder, pusher, blocking member, and knife. The utensil is a generally planar member having a longitudinally-extending...
US-4,227,729 Rotatable ram bar apparatus and carrier adapter
A rotatable ram bar apparatus having at least one ram bar assembly for attachment to a vehicle bumper, the assembly including a ram bar, a bracket attachable to...
US-4,227,341 Ring toy
A ring toy including a generally T-shaped first member having a wheel rotatably mounted thereon, so that the toy can be advanced over the ground to impel a...
US-4,226,437 Axle-load distributing apparatus
An improved axle load-distributing device detachably mounted on the rear of a vehicle for transferring a portion of a load from the rear axles of the vehicle to...
US-4,225,170 Log sideloader
An elongated tubular arm of non-circular internal and external cross-sectional shape is provided and has a first elongated transverse jaw carried thereby and...
US-D256,800 Portable mixer
US-4,220,433 Sweep auger drive system
A grain bin loading and unloading system has a vertical auger located in the center of the bin, the vertical auger being in communication with a horizontal auger...
US-4,217,924 Cleaning system having steam and water mixing ejector
A venturi-type ejector for delivering cleaning liquid to an article to be cleaned and having cold and hot liquid inlets; a high pressure pump for delivering cold...
US-4,217,888 Liquid solar heat collector
A solar heat collector for use with a solar heating system, the solar heat collector being composed of a heat absorbing structure, a heat transmitting panel, a...
US-4,214,821 Total environment photographic mount and photograph
A device for taking a series of photographs, each in reference to one of the faces of a regular polyhedron. The photographs are then printed and the prints are...
US-D256,056 Building
US-4,207,933 Bottle contents transfer device
A bottle contents transfer device having a base arranged for resting on a support surface and supporting in an elevated position a retaining rack arranged for...
US-D255,212 Door barricade
US-D255,041 Fishing signal device
US-4,202,771 Chemical recovery filter
A chemical recovery filter including a new and improved structure which allows rapid and efficient replacement of filter canisters. The structure incorporates...
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