Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 8043141 | Throwing wheel assembly An abrasive throwing wheel assembly comprising a rotating wheel having a forward face including: a recess bounded circumferentially by an interior wall of a forward peripheral portion; a plurality of blade slots in the forward peripheral portion; and a groove, for r... | 10/25/2011 |
| 7585207 | Throwing wheel assembly A throwing wheel assembly including a wheel and a series of throwing blades mounted in radial channels in the wheel formed with mating dovetail wing portions on the slot sides and a projecting at the base of the blade. A sloping grove in the bottom of each channel e... | 09/08/2009 |
| 7311584 | Abrasive throwing wheel and improved blade assembly A throwing wheel comprising a mounting element having a central axis with a plurality of blades connected to the mounting element. Each of the blades has an inner end, a first portion of the inner end and a second portion of the inner end. A plurality of locking mec... | 12/25/2007 |
| 6949014 | Control cage for abrasive blast wheel A control cage for an abrasive blasting wheel includes a housing forming an interior chamber, a blast media outlet positioned in the housing, and a channel formed in an inner side of the housing. A distribution device for an abrasive blasting wheel includes an impel... | 09/27/2005 |
| 6843710 | Device for feeding blasting shots into a centrifugal wheel The invention relates to a device for feeding blasting shots into the central area of a centrifugal wheel (1) in a shot blasting system via a feed pipe (3), whereby a distributing bushing (7) comprising a distributing opening (8) is provi... | 01/18/2005 |
| 6764390 | Centrifugal throwing vane An improved vane for use with a centrifugal throwing apparatus. The vane has a convex leading surface and flared edges to provide a consistent, broad blast pattern and improved vane wear characteristics. In one embodiment, the vane includes a pickup end, a discharge... | 07/20/2004 |
| 6276993 | Fluid abrasive jets for machining The apparatus comprises a storage vessel (19) for abrasive particles, a source of pressurised carrier fluid and a first conduit (11) to convey at least a major proportion of the incoming carrier fluid to a nozzle (16). A second conduit (9) connects the so... | 08/21/2001 |
| 6244940 | Blasting device for cleaning a wall In a blasting device, the blasting agent is thrown against the wall to be cleaned. The blasting agent and the dirt removed from the wall are collected in the bottom of the blasting unit in a collection chamber and conveyed by a conveyor to a separation ch... | 06/12/2001 |
| 6146247 | Method and apparatus for grinding the surface of a work Abrasive grains are produced by gluing an abrasive powder to an elastic porous carrier. A number of abrasive grains are mixed with an abrasive liquid, and are then sprayed to the surface of a work at an oblique angle thereto to impact it while allowing th... | 11/14/2000 |
| 6126525 | Oscillating control cage for a blast wheel A blast surface treating machine utilizes a control cage featuring an inlet and an outlet that is positioned with its outlet within the central space of the machine blast wheel. A hopper supplies particulate material to the control cage inlet. A rotating ... | 10/03/2000 |
| 6126516 | Centrifugal blasting apparatus A centrifugal blasting apparatus is configured to deliver friable media without destroying a large percentage of the delivered media. The centrifugal blasting apparatus includes a compressed air feed system that intermixes and fluidizes blast media with c... | 10/03/2000 |
| 5938509 | Apparatus for abrasive blasting of ship bottoms; method and apparatus for testing blasted surfaces Apparatus for abrasive blasting of the bottom of a ship in a drydock includes a blast head mounted on a vertically swinging boom on a vehicle. The blast head has freedom of movement about two pivot axes which are not parallel to each other. One of the piv... | 08/17/1999 |
| 5888125 | Abrasive blast wheel with improved serviceability In accordance with the teachings of the present invention, an abrasive blast wheel is assembled for cleaning work pieces with abrasive materials. The blast wheel assembly is simplified by securing the blades about the impeller by inserting them into slots... | 03/30/1999 |
| 5863240 | Resilient lifter for wire coil blast cleaning apparatus The present invention relates to an improved blast cleaning apparatus for cleaning coiled wire with abrasive cleaning material. A prior art apparatus for blast cleaning wires comprises an elongated boom provided with annular splitters for longitudinal sep... | 01/26/1999 |
| 5846124 | Centrifugal abrasive grain projecting device A centrifugal abrasive grain projecting device is disclosed. The device includes a cover main body (2) covering an impeller (1), a hollow cylindrical body (6) rotatably mounted on the external surface of a side wall of the cover main body, a control cage ... | 12/08/1998 |
| 5782676 | Resilient lifter for wire coil blast cleaning apparatus The present invention relates to an improved lifter for a blast cleaning apparatus for cleaning coiled wire with abrasive cleaning material. A prior art apparatus for blast cleaning wires comprises an elongated boom provided with annular splitters for lon... | 07/21/1998 |
| 5779524 | Adjustable cage assembly for mobile surface abrading apparatus An adjustable cage assembly for selectively varying the path of abrasive in an abrasive blast swath produced by a mobile surface abrading apparatus. The adjustable cage assembly operates in cooperation with a rotable wheel having multiple, radially-extend... | 07/14/1998 |
| 5769693 | Impeller wheel An impeller wheel has at least one lateral disk and an impeller cage connected centrally on a first face of the lateral disk. Blasting material to be distributed with the impeller wheel is introduced in an axial feeding direction into a central area of th... | 06/23/1998 |
| 5759091 | Abrasive throwing wheel assemblies An abrasive throwing wheel assembly comprises a throwing wheel having parallel annular side plates (29) joined by spacers with the facing surfaces of the side plates having angularly-spaced registering throwing blade locating slots (30) and throwing blade... | 06/02/1998 |
| 5720651 | Illuminated non-motor powered flying device A non-motor powered flying device of the type designed to be thrown, kicked, hit, or otherwise propelled by the user, includes a lighting arrangement in the form of a super-thin lighting element such as an electro-luminescent or photo-luminescent strip or... | 02/24/1998 |
| 5688162 | Blast wheels and cages for blast wheels A blast wheel assembly has a bladed rotor and an impeller which rotate together. A cage has an axial and angular wall including an aperture through which in use particulate material passes. The cross section of the aperture is irregular to control the uni... | 11/18/1997 |
| 5620362 | Shot blast machine with hold down for parts being deflashed A shot blast machine for deflashing plastic molded parts in which a substantially horizontal conveyor belt is used for delivering the parts to be deflashed. Shot blasting wheels are located above the conveyor belt and impel particles downward into deflash... | 04/15/1997 |
| 5584748 | Blast wheel having a rotatable shaft with radial discs and blades dovetailed across the discs A blast wheel having a rotatable shaft with discs carrying blades for propelling abrasive material against a surface to be blast-cleaned. Each one of the blades has a striking portion and a dovetail base member. Each one of the discs has a number of circu... | 12/17/1996 |
| 5577953 | Abrasive throwing wheel assemblies An abstract throwing wheel assembly comprises a throwing wheel having parallel annular side plates (29) joined by spacers with the facing surfaces of the side plates having angularly-spaced registering throwing blade locating slots (30) and throwing blade... | 11/26/1996 |
| 5476412 | Blade and wheel plate for blast cleaning wheel and method of connecting a blade to the wheel plate This invention relates to a method of releasably connecting a blade to a single wheel plate of a centrifugal blasting wheel without using a separate stop-member to prevent outward radial movement of the blade. An alternative method of releasably connectin... | 12/19/1995 |
| 5472369 | Centrifugal accelerator, system and method for removing unwanted layers from a surface A cryoblasting process having a centrifugal accelerator for accelerating frozen pellets of argon or carbon dioxide toward a target area utilizes an accelerator throw wheel designed to induce, during operation, the creation of a low-friction gas bearing wi... | 12/05/1995 |
| 5423715 | Bolt-together blast wheel The bolt-together wheel consists of a pair of side plates separated from one another by cylindrical spacers. The spacers are connected to the side plates by shearable bolts where the head of the bolt will shear off when a predetermined torque is applied t... | 06/13/1995 |
| 5209024 | Inexpensive abrasive blast wheel This relates to an inexpensive blast wheel for applying abrasive particles to work pieces to be cleaned. The blast wheel provides a simple arrangement for supporting vanes in the form of a hub having a bowl shaped portion in which bases of vanes are seate... | 05/11/1993 |
| 5081801 | Blasting wheel apparatus and blades therefor The invention provides a blasting wheel apparatus having a wheel with a plurality of like blade elements having generally an "I" shape in cross section including a base having a hooking member at one end and a lug at the opposite end thereof extending dow... | 01/21/1992 |
| 5024028 | Airless blast cleaning wheel and housing An improved airless blast cleaning wheel and housing. The improved cleaning wheel utilizes axially loaded blade holding slots which, through centrifugal force, as the wheel is rotated secure replaceable impeller blades without the use of spring retainers ... | 06/18/1991 |
| 4941297 | Flared vane for abrasive blasting wheel A vane assembly for an abrasive blasting wheel wherein the vanes are provided with sidewalls flaring away from the heel of the vane at an angle in the range of 2 to 7 degrees to effect oven distribution of abrasive transverse of the vane face at a varying... | 07/17/1990 |
| 4932167 | Surface cleaner A surface cleaner wherein abrasive particles are directed against a surface to be cleaned, after which the abrasive particles rebound into the cleaner and return for recirculation. Several features are involved. First there is provided an accelerator for ... | 06/12/1990 |
| 4850151 | Centrifugal treatment apparatus Centrifugal treatment apparatus for mechanical treatment, e.g. grinding, polishing, cleaning and deburring of workpieces, including a workpiece receiving container, which has a mainly cylindrical casing (1) and a rotating base (2) in the form of a plate o... | 07/25/1989 |
| 4759156 | Blast media transport and throwing wheel A blast media transport and throwing wheel apparatus includes a throwing wheel in the form of a straight vane centrifugal fan with a conically shaped axial opening therein for receiving the blast media (e.g. pellets) to be propelled against molded article... | 07/26/1988 |
| 4751798 | Shot blasting apparatus A shot blasting machine is arranged for simplicity in servicing and for efficiency in operation. The number of vanes in the blast wheel is equal to the number of blades in the impeller, and the connector to connect the blast wheel to the drive hub is arra... | 06/21/1988 |
| 4723379 | Abrasive throwing wheel An abrasive throwing wheel comprises a backplate, a plurality of equi-angularly spaced radially-extending, throwing or paddle blades and a central impellor, all formed as an integral unit, and with the blades configured to render the throwing wheel operat... | 02/09/1988 |
| 4697391 | Vane retention apparatus for abrasive blasting machine Apparatus for retaining vanes in an abrasive blasting machine includes a rotatable runnerhead having a radially extending channel opening through one face of the runnerhead. A slot is included as part of the channel adjacent the radially outer end of the ... | 10/06/1987 |
| 4651477 | Wheel assembly for an abrasive blasting apparatus A wheel assembly including a rotatably driven runnerhead comprised of one or more plate-like members having a series of radially disposed blades or vanes adjustably secured thereto. The vanes are accomodated within blade slots or grooves which extend acro... | 03/24/1987 |
| 4649673 | Shot blasting wheels The invention provides a novel shot blasting wheel having a base plate with angularly spaced elongated grooves therein into which complementary tongue formations on shot accelerating blades engage with a rearwardly directed lug being provided on each blad... | 03/17/1987 |
| 4646483 | Vanes for abrasive blasting wheels A blasting wheel is provided with vanes having a relatively concave face to project abrasive particles in a narrow pattern.... | 03/03/1987 |
