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Class 241/88.1 - Perforation bounded by sharp edge


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus wherein the openings in the foraminous surface
No. of patents: 27
Last issue date: 05/06/2008


NumberTitleIssue Date
7367519Processing tool for foodstuffs
A processing tool for garlic and like edibles including a container mounted comminuting unit having-upper-and lower sets of spaced linearly aligned blades selectively presented in an upwardly directed operating position upon an inverting of the unit, the blades of e...
05/06/2008
7318558Devices and systems for cutting food and products originally in block form
A refillable cutting container device is described for whole block food products to be dispensed in the grated, shredded or flake form, of the type comprising: a container body suitable for receiving a food product in the form of one or more whole blocks; a cutting ...
01/15/2008
7287713Ice shaver for beverage dispenser
An ice shaver for a beverage dispenser for charging solid granular ice into cups and shaving granular ice and charging it into cups. An ice charging port opening arranged to expose the part of one end surface of the impeller in the direction of the impeller central ...
10/30/2007
7213779Rotary grinder apparatus and method
A rotary grinder having a cylindrical drum that includes a cylindrical surface. The cylindrical surface defines two holes. The drum receives opposite ends of a through-member at the two holes such that the opposite ends of the through-member comprise hammers when th...
05/08/2007
7204440Slicing condiment grinder
A condiment grinder has a main container with a top rotatable drive portion having Drive arms are rotatably mounted in the bottom portion of the container in a compartment formed between a flat top plate and a flat bottom plate having cutting blades formed therein. ...
04/17/2007
7134623Hammermill
A hammermill having a housing, a rotor assembly, a plurality of hammers, and a attrition plate assembly is provided to reduce oversized particulate material to a desired size. The housing has a sidewall that extends between an inlet end and an discharge end which de...
11/14/2006
6926215Hammermill
A hammermill having a housing, a rotor assembly, a first plurality of hammers, and a first attrition plate assembly is provided to reduce oversized particulate material to a desired size. The housing has a sidewall that extends between an inlet end and an discharge ...
08/09/2005
6908053Ice shaver
An ice shaver machine that includes a hopper for receiving ice, a blade and scraper for drawing the received ice across the blade, thereby producing thin, snow-like ice shavings or flakes, which are scraped to a spout, which, in turn, is provided for delivering the ...
06/21/2005
6666395Apparatus for wiredrawing vegetables or dicing them into three dimensional shapes
An apparatus for wiredrawing vegetables or cutting them into three dimensional shapes, comprising a base frame, a first container supported by said base frame for collecting residues, a drum mounted for rotation about an axis on the surface of die cells, ...
12/23/2003
6655615Device for mincing organic substances
A tearing mill for comminuting fruits (3) is equipped with a tearing bed (15) with tearing elements (4) and delivery vanes (5) for the fruits (3). Directly upstream of the tearing elements (4) in terms of the delivery direction (v), openings (16) for the ...
12/02/2003
6547170Rotary granular material cutters
The present invention is an improved rotary granular material cutting apparatus and knife blade assembly. The apparatus comprises a perforated drum that may receive granular material into its interior. The grains of material extend through perforations in...
04/15/2003
6527212Ice shaver
An ice shaver machine that includes a hopper for receiving ice, a blade and scraper for drawing the received ice across the blade, thereby producing thin, snow-like ice shavings or flakes, which are scraped to a spout, which, in turn, is provided for deli...
03/04/2003
5904306Slow speed hammermill for size reduction of wood chips
A hammermill having a rotor assembly and a screen bar assembly is provided to reduce oversized wood chips. The hammermill may also be used to reduce wood and/or bark, the rotor assembly includes flexible hammers which are pivotally attached to allow each ...
05/18/1999
5842653Slow speed hammermill for size reduction of wood chips
A hammermill having a rotor assembly and a screen bar assembly is provided to reduce oversized wood chips. The hammermill may also be used to reduce wood and/or bark, the rotor assembly includes flexible hammers which are pivotally attached to allow each ...
12/01/1998
5687921Reducing apparatus
The invention relates to a device for shredding plastic objects ›(2)!, provided with a spiral-shaped housing ›(3)! in which a carrier member ›(4)! is rotatably mounted. The housing ›(3)! has an opening ›(8)! arranged in its upper surface ›(5)! for f...
11/18/1997
5484110Comminuting machine with communication cover plate
The comminuting machine includes a housing provided with a rotary impact mechanism. A conveyor conveys infed material to the rotary impact mechanism which cooperates with an impact plate in disintegrating the infed material. A comminuting cover plate cove...
01/16/1996
5150844Apparatus for size reduction of heavy solid waste materials
Multiple size-reducing actions of heavy solid waste are carried out during each unidirectional rotation of a ballast-weighted drum rotor means having impact-cutter bar means projecting in fixed position about its drum surface. Feedstock contacts the rotat...
09/29/1992
5050809Flavored shaved cube ice machine
A flavored shaved cube ice machine that includes a cube ice shaver arranged within a cabinet. A shaving head, of the cube ice shaver is adjacent to receive cubes of ice from a bin and mounts a ring shaped blade wherein lateral slots are formed at interval...
09/24/1991
4958775Grate knife for use with winged cutting knife for producing wood chips or flakes
A wood cutting knife is provided for producing wood chips or flakes. The knife includes a central cutting member, and two wing members positioned on opposite sides of the central cutting member. The height of the wing members determines the depth of cut o...
09/25/1990
4819881Refiner for processing a fiber stock suspension for paper fabrication
The refiner for processing a fiber stock suspension for paper fabrication comprises at least one substantially planar grinding disc equipped with a conventional set of grinding tools. This substantially planar grinding disc coacts with a perforated plate....
04/11/1989
4802631Winged cutting knife for producing wood chips or flakes
A wood cutting knife is provided for producing wood chips or flakes. The knife includes a central cutting member, and two wing members positioned on opposite sides of the central cutting member. The height of the wing members determines the depth of cut o...
02/07/1989
4621775High-speed mill for grinding biomass and like material
A high-speed mill comprises a stationary ring-shaped head for clamping cutting plates thereto and an impeller borne inside the ring-shaped head, said impeller consisting of a rotor with fixed straight vanes and being adapted to bring about rotation of the...
11/11/1986
4363452Centrifugal crusher with a rotating grate having grate bars adapting the grate for separating the grit also according to its width
A centrifugal crusher having a rotor-crusher and a cylindrical grate rotatably mounted about it, wherein the grate is made up from a plurality of bars which on both sides having cam-shaped configuration such that when the bars are assembled, the adjacentl...
12/14/1982
4129260Garbage disposal
A garbage disposal unit including a frame mounting a drive motor and a garbage disposal. The garbage disposal has a separable housing which mounts a hammer assembly over a perforated screen assembly. The housing has a cylindrical annular side wall closed ...
12/12/1978
4114815Apparatus for conninuting solids in liquids
A homogenizing mechanism for a manure slurry in combination with a supply container and blades adapted to penetrate about fifteen centimeters under the soil surface for injecting manure into the soil by an injection pipe carried by the blade. The mechanis...
09/19/1978
3989196Cutter head
The subject invention involves providing a cast tubular cylindrical cutter head having wall structure provided with openings and inner cutting edges for use with an impeller adapted for rotation therein for directing a product against the edges for cuttin...
11/02/1976
 
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