"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 7438463 | Mixer with pivotable bowl A mixer system including a bowl for receiving a material to be mixed, a mixer body having a rotatable output component, and a hinge. The bowl is pivotable about the hinge relative to the mixer body such that the bowl can be pivoted between a loading/unloading positi... | 10/21/2008 |
| 7367443 | Conveyor belt cleaner system and method of manufacturing same A conveyor belt cleaner system and method of manufacturing the same comprising a common component support frame, and key components of: mounting bar, blade support and scraper blade wherein the scraper blade is removably secured within a reusable blade support so as... | 05/06/2008 |
| 7318580 | Vehicle for materials handling and other industrial uses A heavy duty wheeled vehicle for an industrial environment is electrically driven by one or more switched reluctance motor traction drive system connected to the wheels. The switched reluctance motors are powered by an electrical generator that is driven by an engin... | 01/15/2008 |
| 7314308 | Mixing bowl with attachment A food mixing attachment includes two mixing arms extending down from an engagement member that is configured for engaging a mixer. A respective flexible blade is on each arm and has a contour generally like that of a bowl. During the mixing process the blades scrap... | 01/01/2008 |
| 7284901 | Clamp and lock for paint mixer A gyroscopic paint mixer having a ratcheting lead screw paint container clamp and lock with a pawl releasably engaging an axial relief in the lead screw. A clamping frame is driven by a shaft maintained in concentricity with a stationary ring gear by an antifriction... | 10/23/2007 |
| 7273315 | Mixing device with variable speed drive and related control features A mixing machine includes a drive assembly and control system for making speed changes on the fly and for providing controlled acceleration and deceleration. A bowl receiving portion may be movable between a lowered position and a raised position with a power bowl l... | 09/25/2007 |
| 7270473 | Bowl scraper and related attachment system for mixing machine A bowl scraper is configured for attachment to a rotatable mixing machine support such that forces exerted on the bowl scraper during scraping operations hold the bowl scraper in place. The bowl scraper includes an attachment arm including an upper arm portion and a... | 09/18/2007 |
| 7207711 | Mixing device with variable speed drive and related control features A mixing machine includes a drive assembly and control system for making speed changes on the fly and for providing controlled acceleration and deceleration. A bowl receiving portion may be movable between a lowered position and a raised position with a power bowl l... | 04/24/2007 |
| 7121715 | Variable height, multiple position batch blender assembly A liftable blender assembly has a container, which is easily filled and emptied in that it may be loaded with ingredients from the top, may cause the ingredients to mix or react, may be raised and then may be emptied from the bottom. ... | 10/17/2006 |
| 7111976 | Mixing device with variable speed drive and related control features A mixing machine includes a drive assembly and control system for making speed changes on the fly and for providing controlled acceleration and deceleration. A bowl receiving portion may be movable between a lowered position and a raised position with a power bowl l... | 09/26/2006 |
| 7014354 | Power bowl lift, motor mount and tensioner for mixing machine A mixing machine includes a power bowl lift mechanism that operates independent of a drive motor for mixing operations, and may be formed by a linear actuator. A pivoting motor mount assembly can be used in conjunction with a portable tensioning tool for tensioning ... | 03/21/2006 |
| 6994465 | Mixing assembly for mixing bone cement A mixing assembly for mixing bone cement includes a housing, a lid, a handle, and two mixing paddles, a first and a second mixing paddle. The lid is removably attachable to the housing. The handle has a portion that extends through the lid and that is rotatable in a... | 02/07/2006 |
| 6991363 | Mixer with pivotable bowl A pivotable mixer bowl including a bowl body for receiving material to be mixed, a first mounting bracket coupled to and extending from an outer surface of the bowl body and having an opening therein, and a second mounting bracket coupled to and extending from the o... | 01/31/2006 |
| 6966691 | Mixer with pivotable bowl A mixer system including a bowl for receiving a material to be mixed, a mixer body having a rotatable output component, and a hinge. The bowl is pivotable about the hinge relative to the mixer body such the bowl can be pivoted between a loading/unloading position an... | 11/22/2005 |
| 6883959 | Power bowl lift, motor mount and tensioner for mixing machine A mixing machine includes a power bowl lift mechanism that operates independent of a drive motor for mixing operations, and may be formed by a linear actuator. A pivoting motor mount assembly can be used in conjunction with a portable tensioning tool for tensioning ... | 04/26/2005 |
| 6652135 | Stirring apparatus for large containers An apparatus for safely handling and securely holding a multitude of large and heavy open topped pails, for loading ingredients into these pails, and for stirring the ingredients within these pails into a fully homogenized state. The apparatus is adapted ... | 11/25/2003 |
| 6390660 | Method and device for suspending solid particles in a liquid In a method and apparatus for suspending solid particles in a predetermined volume of liquid contained inside a container having a wall, the wall being partly isolated from the liquid by a deposit adhering to its internal face, and bringing together at le... | 05/21/2002 |
| 6264358 | Stand-alone, portable, stove top, constant spoon stirring apparatus The invention is a motorized constant stirring spoon for pots and pans that constantly stirs or mixes foods that are being heated on top of a stove or range. The device can combine other attachments, such as a slotted spoon or whisk, and is powered by eit... | 07/24/2001 |
| 5653535 | Mixing machine A mixing machine comprising a housing having an upper portion and a lower portion, an attachment drive head extending downwardly from the upper portion of the housing, an attachment drive including an attachment drive shaft, the shaft being capable of dri... | 08/05/1997 |
| 5556201 | Bowl scraper for commercial or industrial size food mixers A bowl scraper for an industrial size mixer has a bar shaped mandrel with a horizontal section and a vertical section. The horizontal section has a quick connect/disconnect coupler affixed thereto. A gravity actuator/keeper locks the mandrel in place whil... | 09/17/1996 |
| 5547278 | Mixing machine bowl support lock The invention is a lock for the bowl support of a food mixing machine. After the bowl is raised into the mixing position, the lock ensures that the bowl maintains its position and is not subject to creep. The mixing machine comprises a mixing head, a mixi... | 08/20/1996 |
| 5482366 | Apparatus for treating dough with a bearingly supported tool carrier An apparatus for stirring and, respectively, or kneading dough includes a frame (1) into which a receptacle (17) for the dough to be treated can be carried in by chassis (22). In its carried-in position, the receptacle (17) can be lifted by a lifting devi... | 01/09/1996 |
| 5472276 | Mixer with vertically movable bowl support and means for preventing removal of said bowl during a mixing process A food mixer comprises a base, a supporting structure or column upstanding from the base and an arm projecting from the upper end of the column and carrying a mounting member for a mixing tool. The column is provided with a vertically extending V-section ... | 12/05/1995 |
| 5251978 | Driving device for a vortex mixing apparatus A driving device for a vortex mixing apparatus comprises holders for holding a mixing unit of a type having at each opposite end a pumping diaphragm for imposing a pulsatile flow on a liquid passing through a primary channel in the unit. Two pistons are e... | 10/12/1993 |
| 5067819 | Cleaning and sanitizing system for frozen dessert mixing machine Improvements are provided in machines for processing frozen comestibles of the type in which a frozen comestible is placed in a mixing cup and the mixing cup is moved toward an auger which mixes the frozen comestible into a smooth, soft material. The impr... | 11/26/1991 |
| 4740088 | Safety and sanitary system improvements for frozen confections blending machines A frozen confections blending machine, especially for blending basic frozen comestibles with flavors of users' choices, whereby each end product may vary, in quick succession, from a previous one. To perform the therefor required change-over procedure, th... | 04/26/1988 |
| 4708489 | Blending machine A blending apparatus particularly adapted for blending or mixing candy, cookies, nuts or fruit with the material of a cold flowable substance, such as ice cream, includes a blending container, a rotatable auger having a rotatable cutter displaceable into ... | 11/24/1987 |
| 4548054 | Mixing apparatus and method This invention provides a safe and sanitary apparatus for blending hard ice cream (or other frozen confections) with syrups and other ingredients. The funnel holding the materials to be mixed is advanced in progressively increasing sweeps over the blendin... | 10/22/1985 |
| 4506988 | Comestible converting apparatus An improved apparatus for pressuring a hard frozen comestible, similar to hardened ice cream, while simultaneously subjecting it to mechanical action to reduce the crystal and cell structure of the material to transform it into a soft, smooth and creamy t... | 03/26/1985 |