U.S. patents available from 1976 to present.
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Patent No. 6650315

Mouse device with a built-in printer

A mouse device for use as an input device of a computer is provided that includes a housing in which recording paper is loadable, and a printer unit provided within the housing for printing on the recording paper print information received from the computer.

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Class 209/295 - Pneumatic


Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Rotating cylindrical or drum sifters on horizontal or inclined
No. of patents: 8
Last issue date: 10/06/2009


NumberTitleIssue Date
7597200Apparatus for dry-distributing of fibrous materials
An apparatus for formation of a course of fibrous materials on a perforated forming wire mesh with an underlying suction box and an overlying fiber distribution box, in which a pair of rotating, perforated drum cylinders are provided for the delivery of a stream of ...
10/06/2009
7218013Wind powered generator
A wind powered electrical generation assembly having a portable wind powered generator tower for supporting a wind powered generator allowing the wind powered generator to be raised, lowered, and removed from the tower. The wind powered electrical generation assembl...
05/15/2007
6926839Method and apparatus for removing particulate contaminants from commercial laundry waste water
A filtration apparatus includes a filter element disposed at a 45 degree angle defining an upper chamber for solids and a lower chamber for liquid. A trough is disposed at the lower end of the filter element. The floor of the trough funnels toward a central drain an...
08/09/2005
4904377Sifting apparatus
An improvement for centrifugal sifter units having an elongated sifting chamber having a central axis, a coaxial screen surface therein and a series of paddles mounted on a shaft driven for rotation about the central axis for urging siftable material thro...
02/27/1990
4623449Apparatus for the separation of the reusable part from the unusable part of granular form filter material, in particular of granular form activated charcoal, from filter equipment
Apparatus for the separation of the reusable part from the unusable part of granular form filter material from filter equipment, particularly granular form activiated charcoal, comprising a base frame; a sieve drum for sieving of the granular form filter ...
11/18/1986
4043901Wood chip screens
A drum screen for cleaning and classifying wood chips is mounted for rotation. The screen has apertures of varying size to permit cleaned chips to pass through to be deposited on conveyors located below. An internal annular spiral baffle extends the full ...
08/23/1977
4018675Waste sorting machine
A hexagonal-in-section trommel is rotatably mounted on a frame with the axis of rotation inclined downwardly from a waste material input end to a discharge end. The walls of the trommel include panels formed of screens having various predetermined mesh si...
04/19/1977
4004942Process and apparatus for cleaning particulate materials
A process and apparatus are provided for mechanically and pneumatically cning and stripping particulate granular and/or pulverulent solid materials which are particularly applicable to the regeneration of old foundry sand agglomerated by a binder. The pa...
01/25/1977
 
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