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Patent # Description
US-4,685,481 Washer for plant roots and other articles
A washing apparatus specifically designed for isolating plant roots from core soil samples is also suited for cleaning a variety of other organic and inorganic...
US-4,685,339 Soil sample taker and vehicle mounting arrangement
A soil sampler to be mounted on a vehicle such as a pick-up truck, has a frame for mounting on the vehicle and a vertical hydraulic cylinder connected at its...
US-4,684,160 Door security device
A door security device (1) consisting of a substantially trapezoidal plate (4) residing parallel to the plane of the door and an integrally formed lip (6) which...
US-4,682,592 Method and device for achieving reversible male sterilization
A male contraceptive which is effective, reversible and non-surgically implanted, which prevents the transport of sperm by occluding the lumen of the vas...
US-4,682,530 Airborne stores arming trigger unit and method of preventing undesired arming
An arming trigger unit having a retractable member for selectively retaining or releasing an arming wire of a store which retractable member is, after having...
US-4,682,462 Swather with swinging hitch
A pull type swather is provided with an adjustable hitch assembly for converting the swather as between a field position in which it is pulled widthwise by a...
US-4,681,358 Container opening technology
The opening device is for aiding the opening of containers having either the non-detachable, component type opening system or the twist-off type cap. The former...
US-4,678,896 Point-of sale mechanism
A secured point-of-sale mechanism is disclosed in which there is a closable two compartment housing having an unsecured door portion covering a monetary...
US-4,674,419 Furrow opener for seeder
A furrow opener shank for use with seeders has seed outlets and fertilizer outlets at the lower end thereof, and includes a sealer plate which will permit the...
US-4,674,213 Extruded aluminum sign frame section
An extruded sign frame section for use with flexible sign facing. The flexible sign face material (2) is secured by gripping element (8), the gripping element...
US-D290,366 Combined grass collector and blower
US-4,669,417 Tire spraying apparatus
A tire spraying apparatus is disclosed including a frame having a vertically extending standard and a generally horizontal extending tire supporting frame...
US-D290,081 Electric coffee brewer
US-4,668,002 Vehicle tail gate ramp assembly
A vehicle tail gate ramp including a tail gate frame movably attached to a vehicle for receiving at least two air-permeable, foldable ramps. Each ramp preferably...
US-4,667,432 Bobber lifting device
An ice fishing device including an upstanding tube and a base for support on an ice surface. A fishing bobber is floatably suspended within the tube upon an...
US-4,666,597 Fuel treatment apparatus
This invention provides a novel apparatus for removing contaminants from diesel fuel while simultaneously heating such fuel, and provides a collection zone for...
US-4,664,583 Trailer with conveyor bed
A trailer assembly is disclosed for receiving, transporting and discharging flowable bulk material. The trailer assembly includes a pair of opposing generally...
US-4,660,649 Rotary tiller tool apparatus with vertical lift force variable in direct proportion to pressure to rotate...
A retractable in-row tiller device is adapted for mounting on a movable vehicle and for tilling the ground around and between objects in a row. An outrigger arm...
US-4,656,956 Furnace with oscillating grate
A solid fuel furnace having an oscillating grate plate solid fuel burner therein wherein the grate plates are in a stepped arrangement and every other plate...
US-D289,271 Two seat tricycle
US-4,653,424 Crack sealer machine
A crack filling apparatus which is light weight, easy to assemble and easy to maneuver includes a support frame having a pivot intermediate the frame forward and...
US-4,651,511 Mower assembly
A mower assembly in which a standard sickle guard having two long fingers is replaced with a guard having two long fingers and two alternate fingers that are...
US-4,648,349 Kitty litter box
A disposable box for holding kitty litter and having a cover wall spaced from the bottom wall of the box, and also spaced downwardly from the upper edge and...
US-4,646,620 Automatic depth control system
An automatic depth control system is disclosed. The system includes a floating piston hydraulic cylinder in which the floating piston is adjusted as a stop for...
US-4,646,553 Press for cultivator shank
The invention comprises a hydraulic press for attachment to one of a plurality of shanks of an earth working implement. The press has a lateral base with a pair...
US-4,641,439 Rock digging apparatus
The invention comprises an apparatus for digging obstructions out of the ground. The apparatus has a first frame adapted to be attached to the framework of a...
US-4,640,483 Platform device
The platform support invention comprises a device for attachment to a liquid dispenser of the pump type for dispensing fluid from its spout while upright. The...
US-4,638,748 Applicator and grain drill shank
A shank for use in a hoe-type drill designed primarily for minimum till or no-till farm operations has a sealing arrangement for permitting the application of...
US-4,635,372 Apparatus for positioning an electrical box
An apparatus is described for use in positioning an electrical box such as an outlet box or a switch box at either side of a vertically disposed stud and at a...
US-4,632,158 Power limiting hydraulic system
The hydraulic system of this invention is for operating a tree processing implement on a work vehicle so that during a first part of an operating cycle the...
US-4,632,080 Oil addition apparatus
A novel oil addition device which is operable on vehicles frequently maintained in operational condition on unlevel surfaces for extended periods of time.
US-4,631,938 Accessory locking device for a doorknob having a keyhole therein
The accessory locking device including hingedly connected shells having confrontable flanges that have convexly curved outer surface portions, each flange having...
US-4,629,236 Device for separating coffee filters and sheath therefor
A means for separating one coffee filter from a pack of filters employing a small device having one or more piercing elements. The handle or holder for the...
US-4,628,601 Hair cutting appliance
A hair cutting appliance includes a vacuum driven hair cutting shear mounted in a hair handling device so that hair being driven through the turbine operated...
US-4,628,558 Bee nesting box
A leafcutter bee nesting box is formed from a mixture of sawdust and shredded paper such as newspaper or the like. A slurry formed of the sawdust, paper and...
US-4,625,662 Towable transplanter
The present invention relates to a towable transplanter for larger plants, bushes and trees. The transplanter has a two-piece pivotally attached frame (20), a...
US-4,624,779 Fuel treatment apparatus
This invention provides a novel apparatus for removing contaminants from diesel fuel while simultaneously heating such fuel, and provides a collection zone for...
US-4,624,497 Truck air deflector
The invention comprises an air deflection apparatus for a truck of the cab-over engine type of construction having a dual pair of flanges adapted to be mounted...
US-4,624,176 Air vent with floating closure
An air vent for a dryer or the like in which the air vent is located outside of the building and has a light weight valve member which rests upon the end of a...
US-4,622,884 Floating piston depth control apparatus
A remotely controllable adjustable-stroke fluid cylinder system is described in various embodiments. The system includes a floating stop piston (48) and a main...
US-4,621,972 Silo mover
A silo mover apparatus comprising a main frame that is movable across the ground on a plurality of support wheels, and which has a subframe pivotallymounted...
US-4,619,772 Method and material for increasing viscosity and controlling of oil well drilling and work-over fluids
A well drilling fluid additive for viscosifying and controlling filtration or water loss from the fluid matrix is comprised of ground durum derived from the...
US-4,619,577 Sweep auger
A sweep auger attachment for use in combination with an unloading conveyor. The sweep auger includes a first auger coupled to a second auger. A backboard, for...
US-4,619,331 Protective surround for packer wheels
A packer wheel for a farm implement is reinforced by a band of angle-section metal welded around the periphery of the wheel with the edges of respective webs of...
US-4,617,753 Spinner bait component system
A component system for spinner baits and the like, the components of which are constructed of a molded polymer. The system includes a clevis-like mechanism...
US-4,615,136 Fishing sinker
A fishing sinker which may be rapidly attached to and removed from a fishing line. The sinker comprises a mass of high density material which is generally...
US-4,614,080 Grass collector blower
A rotary lawn mower mounted on a tractor is equipped with a blower operable to move grass clippings from the mower into a pair of collection bags. The blower has...
US-4,611,944 Lockbody mechanism
A variable length mechanical connection having a selectable fixed length obtainable by permitting at least one of three relatively axially movable body members...
US-4,611,545 Conservation no till farming apparatus
A conservation no till apparatus for placing seed and fertilizer into the ground in one operation as pulled through the field includes a main implement frame...
US-D285,690 Combined grass collector and blower
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