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Patent # Description
US-RE28,900 Drill bit device
Drill bit construction having a removable lead screw and a body which has a conically shaped work facing surface. With generally triangularly shaped cut-away...
US-3,964,289 Rectangular metal-tubing bender
A rectangular tubing bender having a frame provided with an arrangement for locking in place a tube to be bent. Structure on the frame forms directly opposed...
US-3,960,252 Collapsible trolley and portable case
A combined luggage case and collapsible trolley includes storable collapsed trolley members which are telescopically slidable to hold additional luggage between...
US-3,958,617 Connector for chains
A connector element for securement of one chain member including a plurality of links to a second chain member also including a plurality of links is disclosed....
US-3,955,422 Sample selector apparatus and method
A method and apparatus which are particularly adapted for use in the selective and coordinated abstracting of samples to be examined. Essentially, the selector...
US-3,951,810 Oil skimmer module with free floating weir trough
A skimmer for removal of a layer of oil or other floating pollutants from the surface of a body of water incorporating a sump box having a pump disposed therein...
US-3,951,370 Leveling device
Roller means are attached to a frame which is attached to the bottom of an appliance. The roller means allows the bottom of the appliance to be tilted in a...
US-3,951,174 Tube orifice for pressure dispensing container
A tubular device for providing a very small passageway suitable for discharging a product and a pressurized material from a container of the aerosol type,...
US-3,951,080 Concealed hardware for adjustable shelving
Paired opposed bracket supports having plural spaced grooves are carried by opposed vertical edges of cooperating spaced shelving stanchions to releasably...
US-3,948,484 Transfer case assembly removal tool
A transfer case assembly removal tool adapted to be coupled with a jack utilizing a tiltable cradle which may be directly bolted to a transfer case. After the...
US-RE28,757 Trolley case
A collapsible trolley which in its collapsed condition can be used as a portable case and more particularly to a trolley of the type in which the wheels and a...
US-3,947,032 Tip cat apparatus including target areas
A recreational apparatus having plural nets, and plural scoring areas in front of each net, is provided for use on a lawn area as small as several feet in width...
US-3,946,978 Curtain rod mounting device
A window plate member is affixed to an inside surface of a window casing. An elevating plate member has a lower end hingedly affixed to the window plate member...
US-3,946,784 Tire with wide laterally offset tread
In the case of a retreading operation a conventional symmetrical tire casing is prepared for retreading by buffing the outer peripheral or crown portion of the...
US-3,945,753 Drill bit device
Drill bit construction having a removable lead screw and a drill body with a work face comprised of two planar surfaces which geometrically intersect on a...
US-3,945,444 Split bit casing drill
An apparatus adapted for drilling earth formations, earth structures or the like essentially embodies an outer tubular means, hollow drill bit means, hammer...
US-3,943,947 Toe nail clipper for dogs and other animals
This device consists primarily of a manually operated clipper having a plastic member with an integral and internally threaded sleeve which receives an...
US-3,941,874 Recovery of aluminum fluoride
An aqueous solution containing fluorides, for example, hydrofluoric acid, is reacted with commercial grade aluminum oxide comprising predominantly alpha alumina...
US-3,940,460 Air-valve type carburetor
An air valve type carburetor is described having an enlarged mixing chamber in an induction duct. Fuel is supplied to the mixing chamber at a plurality of...
US-3,936,982 Sharpening stone for dehorners
A generally rectangular three dimensional body is provided constructed of two superimposed layers of abrasive material. The layers of abrasive material have...
US-3,935,891 Tire traction device
An auxiliary tire traction device for use with vehicle tires to provide increased traction when dictated by road or other conditions wherein the device may be...
US-3,935,832 Self-propelled boat vehicle
The combination of a snowmobile and a watertight hull with propeller drive shaft wherein the snowmobile has a drive shaft which includes telescopically...
US-3,935,067 Inorganic support for culture media
Microorganisms and tissue cells are cultured in culture media which contain a growth support. Such support is often agar. All microorganisms and tissue cells...
US-3,931,686 Elastic lace and hook fastener
A fastener for closure in wearing apparel having adjacent edges with spaced opposed eyelets providing two elongate elastic elements each laced through eyes along...
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