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...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.

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Class 222/236 - All rotary


Subclass of Class 222 - Dispensing
Definition: Dispensers in which each of the serially arranged means
No. of patents: 63
Last issue date: 06/30/2009


1    
NumberTitleIssue Date
7552848Automatic dosing device with motor overrunning absorbing means
The present invention refers to an automatic dosing device having motor overrunning absorbing means (36). The automatic dosing device according to the invention comprises a dosing screw (2), guiding means (20), a cursor (24), and a...
06/30/2009
7287673Automatic dosing device comprising a container and the use of such an automatic dosing device
The present invention refers to a refill container unit for an automatic dosing device. The purpose of the automatic dosing device is to control the dosing of stored material kept inside the container unit. The object of the container unit according to the invention...
10/30/2007
7275664Self aligning self engaging hopper drive
Disclosed is a self-aligning auger drive assembly. The assembly includes a hopper with an auger supported therein. A shaft is connected to and extends from the auger externally from the hopper. A coupling is associated with the shaft and is operatively associated wi...
10/02/2007
7219517Washing machine
A washing machine having a detergent supply device which is easily installed in a cabinet of the washing machine, and is not exposed to the outside of the cabinet. The detergent supply device includes a detergent container and a handle, and is seated in a reception ...
05/22/2007
7188754Automatic dosing device and the use of such an automatic dosing device
The present invention refers to an automatic dosing device. The purpose of the device is to store and dose material, kept inside a container part, and to make it possible for an operator to refill the container with material. The automatic dosing device therefore co...
03/13/2007
6945287Columnar seal for particle processing system
A backflow blocker prevents backflow of gas to a lower pressure first stage of a system for processing particles from a downstream higher pressure second stage of the system. The blocker comprises an upright duct connecting the first stage to the second stage. The d...
09/20/2005
6932245Dispensing canister
A dispensing canister and method for reducing dose fluctuation and improving evacuation in the dispensing of a pulverulent material such as beverage-forming or food-forming powder. The dispensing canister has a reservoir having an inlet and an outlet and defining a ...
08/23/2005
6688496Dosing device for bulk materials
The invention relates to a dosing device containing a supply container (8), a dosing container (30) and a discharge device (12). A separate vertical stirring section (22, 22A) is provided in each container, namely the supply container (8) and the dosing c...
02/10/2004
6571990Method and apparatus for adjustably directing granular material out of a container and reducing outlet pressure in the container
A method and apparatus for adjustably directing granular material through a container. The apparatus includes a converging transition portion defining an input opening that converges to an output opening having a first transverse opening dimension (x...
06/03/2003
6568567Bulk-solid metering system with laterally removable feed hopper
A bulk-solid metering system has a support structure. A feed hopper is mounted with respect to the structure and has an upper edge. In the improvement, the structure includes an upper member and the upper edge is below such upper member. The structure def...
05/27/2003
6299026Flexibly oriented ice dispenser
A beverage dispenser system having a beverage tower with a first side and a second side. The beverage dispenser system also has an ice elevator and an ice hopper connected to the ice elevator. The ice hopper has a first side exit and a second side exit su...
10/09/2001
6202894Beverage dispenser with syrup concentrate container
The pre-mix beverage dispensing apparatus (10) includes an ice bank assembly (12) connected to a remote system of potable water at line pressure for the chilling of the potable water. The chilled water is carried at a regulated line pressure from the ice ...
03/20/2001
6173917Granular material spreader
A granular material spreader is adapted for towing behind a yard tractor. A frame upports an inverted cone which is sized to contain a supply of granular material for distribution. The bin sweep rod is carried adjacent to the inside surface of the cone, a...
01/16/2001
6119624Apparatus for sprinkling food products with powder material
A sprinkling apparatus for sprinkling powder material onto food products. The apparatus includes a hopper for holding the powder material that is mounted above a conveyor. A drum is rotatably mounted within the hopper and stirs the powder material. The dr...
09/19/2000
6039220Low profile ice dispenser
The present invention comprises a below countertop dispenser that provides for reliable less destructive dispensing of ice, and that can fully remove the ice from the storage bin thereof. The invention herein utilizes a two part mechanism for lifting ice ...
03/21/2000
6029853Dispersing method, dispersing apparatus and dispersing system having dispersing apparatus
A dispersing system comprises a dispersing apparatus, a storage tank for storing a dispersing medium and a liquid containing a material to be treated, and conduits for connecting the dispersing apparatus in fluid communication with the storage tank. The d...
02/29/2000
5964184Continuous operating distribution hopper
A continuously operating reciprocating hopper for continuously supplying feed to an automated feed distribution apparatus of the type having a continuous conveyor which movably traverses through a trough comprises a hopper bin for receiving a supply of fe...
10/12/1999
5927553Powdered beverage mixing and dispensing apparatus
A powdered beverage mixing and dispensing apparatus which combines a powdered beverage substance and water to produce a desired beverage, for example cappuccino, hot chocolate, as well as other beverages which may be provided in powdered form. The apparat...
07/27/1999
5918768Powdered beverage mixing and dispensing apparatus
A powdered beverage mixing and dispensing apparatus which combines a powdered beverage substance and water to produce a desired beverage, for example cappuccino, hot chocolate, as well as other beverages which may be provided in powdered form. The apparat...
07/06/1999
5709322Dry solids metering system with means for self-emptying and quick-emptying/cleanout
A sweep arm assembly and cleanout port are provided for a dry bulk materials feeding system. A supply hopper having an outlet is disposed above a chamber such that material may flow from the hopper to the chamber. The chamber has a flat bottom surface. A ...
01/20/1998
5637836Constant-rate feeder of powdery material and method for producing compressed powdery product
A constant-rate feeding device can weigh out, with high accuracy and at a high rate, a powdery material containing fibrous substances and thus having a high entangling tendency, such as a material for a friction member. A powdery material A supplied from ...
06/10/1997
5617975Chip feed system
A chip bin construction, ideally suited for bins having a maximum diameter of twelve feet or more, uniformly discharges chips, after steaming, without the necessity of a vibratory discharge. A hollow transition portion is provided between a hollow substan...
04/08/1997
5609458Method of charging coal into chamber furnace-type coke oven and apparatus therefor
A method of charging coal into a chamber furnace-type coke oven. The coal is fed from a table feeder from a coal hopper so as to be dropped and charged into a carbonization chamber of the coke oven, through a charging cylinder. The coal fed from the table...
03/11/1997
5529247Method and apparatus for dispersing and metering fibers
A device for dispersing and metering fibers which includes a frame, a hopper mounted on the frame and having an inlet opening for receiving fibers therein. A screen is provided through which the fibers from the inlet opening must pass for separating any e...
06/25/1996
5439653Apparatus for liquifying substances
An apparatus for liquifying a substance embodied in a substantially amorphous mass in a substantially continuous operation, the apparatus having a housing for feeding the substance to a delivery position; a system for supplying liquid to a liquifying stat...
08/08/1995
5407139Method and apparatus for dispersing and metering fibers
A device for dispersing and metering fibers which includes a frame, and a hopper mounted on the frame and having an inlet opening for receiving fibers therein. A screen is provided through which the fibers from the inlet opening must pass for separating a...
04/18/1995
5348195Apparatus for extracting a substance stored in the divided state in a silo
The invention relates to apparatus for extracting a substance stored in the divided state in a silo. The apparatus includes: a de-bridging system inside a converging bottom portion of the silo; a decompression enclosure at the bottom of the silo and havin...
09/20/1994
5314100Grout delivery system
A grout delivery system includes a grout storage hopper connected to a motor-operated pump to pump flowable grout or mortar through a flexible hose into a nozzle structure for application to a work surface. A nozzle handle contains a pushbutton actuator f...
05/24/1994
5312020Drink machine for selectively preparing and dispensing beverages
The invention provides a drink machine for preparing and dispensing different hot and cold beverages. It comprises a plurality of beverage powder stock containers, each container being equipped with a feeding worm. Gearing units assigned to each stock con...
05/17/1994
5287993Hopper agitator
A hopper assembly for storing and controllably dispensing ground material such as coffee meal. The hopper assembly includes a hollow body portion positioned above and in communication with a dispensing assembly. A storage chamber is formed between the hol...
02/22/1994
5277337Hopper agitator
A hopper assembly for storing and controllably dispensing ground material such as coffee meal. The hopper assembly includes a hollow body portion positioned above and in communication with a dispensing assembly. A storage chamber is formed between the hol...
01/11/1994
5230448Complete system self-contained drink and ice dispensing
A complete self-contained drink and ice dispensing system which is portable and fulfills all the drink dispensing needs of a drink server is provided. All the components necessary to dispense a drink including ice are housed in a single compact unit which...
07/27/1993
5063757Detergent dispenser for clothes washing machines or the like
A detergent dispenser for clothes washing machines includes a detergent container for containing a predetermined amount of powdered detergent, the detergent container having a lower discharge outlet from which the detergent contained therein is discharged...
11/12/1991
5014889Powder feeding apparatus
A powder feeding apparatus comprising a holding hopper for holding a powder, a metering hopper for metering the powder from the holding hopper, a mechanism for opening and closing a discharge opening in the metering hopper, a controller for controlling th...
05/14/1991
5007564Dosing or feeding apparatus for precisely feeding loose bulk material
A dosing or metering feeding apparatus for precisely feeding a stream of powdered or fine grained loose bulk material includes a cylindrical container (1) for storing the loose material (3). A rotating turntable (4) essentially closing the bottom of the c...
04/16/1991
4991632Method of gently packing a product
The method serves to gently pack a product the consistency of which can be affected by external influences. The product consists of a number of separable components which adhere to one another to at least some extent and are readily deformed under the inf...
02/12/1991
4989761Detergent dispenser for a washing machine or the like
A detergent dispenser for a washing machine includes a detergent container for containing a certain amount of powdered detergent, a detergent discharger for discharging a necessary amount of powdered detergent from the container to a detergent receiver of...
02/05/1991
4934563Automatic detergent dispenser apparatus having synchronous motor drive
A cleanser feeding mechanism has a cleanser housing portion, a cleanser feeding member for feeding a cleanser housed in the cleanser housing portion, and a synchronous motor for applying a drive force to the cleanser feeding member, and feeds an amount of...
06/19/1990
4917272Detergent supply apparatus for washing machine and the like and washing machine using the same
A detergent supply apparatus includes a detergent storage compartment for storing a powdery detergent, and a conveying device for conveying the powdery detergent from the detergent storage compartment. The conveying device includes a coiled member having ...
04/17/1990
4875607Automatic detergent dispenser apparatus having synchronous motor drive
A cleanser feeding mechanism has a cleanser housing portion, a cleanser feeding member for feeding a cleanser housed in the cleanser housing portion, and a synchronous motor for applying a drive force to the cleanser feeding member, and feeds and amount o...
10/24/1989
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