U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5971829

Motorized Ice Cream Cone

A Receptacle for supporting, rotating and sculpting a portion of ice cream or similarly malleable food while it is being consumed.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 241/109 - With material feeding mechanism or control


Subclass of Class 241 - Solid material comminution or disintegration
Definition: Apparatus provided with mechanism for primarily presenting
No. of patents: 11
Last issue date: 07/25/2000


NumberTitleIssue Date
6092748Blade ring for air-swept roller mills
To reduce the manufacturing costs of air-swept roller mills and comparable mills and for optimizing the grinding and classifying processes via the flow direction of the fluid-grinding material mixture, according to the invention a blade ring is provided, ...
07/25/2000
5873156Coal pulverizer and method of improving flow therein
An improved coal pulverizer classifying system including a classifier cone extension to protect coal flow into the pulverizer from the annular fine-lifting airflow from the pulverizer throat. The classifier cone extension replaces traditional intermittent...
02/23/1999
5429312Roller mill
A side feed type of roller mill having a housing, a rotating table provided in the housing, and a feed inlet chute extending obliquely downwardly through an upper side wall of the housing and having a lower end exposed over the rotating table. The feed in...
07/04/1995
5386619Coal pulverizer and method of improving flow therein
An improved coal pulverizer classifying system in which the feedpipe and classifier cone are provided with extensions to protect coal flow into the pulverizer from the annular fine-lifting airflow from the pulverizer throat. The feedpipe and cone extensio...
02/07/1995
4830290Roller grinding mill
An improved roller grinding mill in which a material grinding chamber is supplied with air in a tangential flow path through a multiple array of tangentially directed passages, material grinding rollers operate in a direction counter to the tangential air...
05/16/1989
4606506Vertical type roller mill
A vertical type roller mill for grinding a material including a grinding table and grinding rollers of a tire shape in contact with each other. The grinding table has a grinding surface composed of a surface portion constituting a portion of an imaginary ...
08/19/1986
4494611Apparatus for processing soil for planting
An improvement is presented in an apparatus for processing soil for planting wherein a separator are provided for initially separating rocks and other large objects from soil prior to crushing thereof, the separator comprising a plurality of respectively ...
01/22/1985
4372751Coal-oil mixture apparatus
Apparatus for producing a coal-oil mixture at varying output rates corresponding to a variable demand includes crushing means for pulverizing coal at a variable rate and mixing means, interconnected with the crushing means and a supply of oil, for produci...
02/08/1983
4372496Electronic controller of hydraulic pressure for journal loading of bowl mill
An electronic system particularly suited for effecting control over the pressure of the hydraulic fluid through which the journal loading is established on the grinding rolls (20) of a bowl mill (10) of the type that is employed to pulverize coal. The sub...
02/08/1983
4240586Method and apparatus for crushing and classifying particulate material
Friable particulate material is crushed and classified by apparatus comprising a grinder apparatus operatively positioned in the hollow interior of a relative rotationally mounted container. The grinder apparatus preferably comprises three rotationally mo...
12/23/1980
4049203Coal slurry drying apparatus
A coal slurry drier which comprises a pulverizer having a housing enclosing a pulverizing zone including horizontally disposed upper and lower grinding rings. A circular row of rotatable grinding elements is positioned between the upper and lower rings. H...
09/20/1977
 
Sign InRegister
Username  
Password   
forgot password?