Did You Know...
...that two musicians were responsible for the invention of color print film? Fascinated by photography, Leopold Godowsky and Leopold Mannes worked together to produce an easy-to-use, practical color film. They worked full time as music teachers and gave concerts while experimenting during their off hours in Mannes' kitchen. Their success earned them full-time, well-paying jobs at Kodak and their efforts resulted in Kodachrome film, which was introduced in 1935.
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| Number | Title | Issue Date |
| 7121487 | Screening apparatus with hammermill A screening machine on a frame with a hopper having a conveyor belt. The conveyor belt discharges particulate material poured into the hopper into a rotating barrel screen or vibrating planar screen for sifting the material. A hammermill apparatus is pivotably mount... | 10/17/2006 |
| 6953168 | System for positioning the rotor and indexing a percussive comminutor The rotor (2) being operatively associated with an indexing member (13) in the form of a prism, coaxial and secured in rotation with the rotor, said indexing member having a number of projecting edges equal to the number of beaters (3), the inde... | 10/11/2005 |
| 6685118 | Two roll crusher and method of roller adjustment A roll crusher having a box-like main frame, a material inlet and material outlet, a first rotatable crushing roll on the frame and a second rotatable crushing roll mounted on a roll carriage in an opposed, spaced apart relationship to the first crushing ... | 02/03/2004 |
| 6669125 | Solids reduction processor A processor for reducing solids from a predefined input size to a predefined output size is provided. The processor includes a base, an enclosed cylinder, a pair of rotor assemblies (each driven by its own motor) having a plurality of disk sets, the disk ... | 12/30/2003 |
| 6651709 | Retractable debarking apparatus A retractable debarking block for a debarker having an enclosure to receive logs for debarking in order to vary the aggressiveness of the debarking process. The block member has a debarking surface with projecting teeth and is positionable within the encl... | 11/25/2003 |
| 6070819 | Apparatus for controlling the adjusting rods of a crusher An apparatus is disclosed for controlling the movement of the adjusting rods of a horizontal shaft impact crusher when the crusher is opened for service or the like. The disclosed apparatus includes a guide mounted to the crusher and defining a cavity. Th... | 06/06/2000 |
| 6050510 | Switching device for cutter blades in agricultural harvesting machines The invention relates to an agricultural harvesting machine having a switching device for cutter blades for comminuting crop material before the pressing or gathering operation. It is particularly applicable for round and square baling presses as well as ... | 04/18/2000 |
| 5911375 | Chopper aggregate A chopper aggregate has a chopper drum provided with a plurality of knives, a countercutter bar arranged on a saddle, a discharge element, a bottom plate transiting into the discharge element and partially surrounding the chopper drum, a unit for supporti... | 06/15/1999 |
| 5911370 | Rotary mineral breaker tip assembly and components therefor An improvement relating to a rotary mineral breaker tip assembly and components therefor. A tip assembly is provided which presents an edge of a wear resistant tip which is able to be positioned within a rotary mineral breaker assembly by use of a positio... | 06/15/1999 |
| 5875980 | Traveling rock crusher A traveling rock crusher has a vehicle body adapted to travel along the ground in a horizontal travel direction, a drum mounted at a front end of the body and rotatable about a horizontal axis generally perpendicular to the direction, an array of radially... | 03/02/1999 |
| 5713527 | Impact crusher with hydraulic adjustment of the crushing gap which determines the degree of communication The invention concerns an impact crusher 1 with a rotor 3 equipped with blow bars 4 and pivotably-mounted impact aprons 5, 6 arranged in the crusher housing 2, the impact aprons are positionable vis a vis the rotor by means of hydraulic cylinder-piston un... | 02/03/1998 |
| 5509613 | Materials grinder A materials grinder has a materials receiving hopper, an exit opening into a shrouded grinding chamber and a powered ram for driving materials accumulated in the hopper to and through the exit into the grinding chamber. As grinding drum is rotatably dispo... | 04/23/1996 |
| 5413286 | Waste processing machine The invention is a waste processor which incorporates the advantages of the chipper knife holder 100, swing hammers 50 and hog 120. A swing hammer 54 is used, providing for the use of all the kinetic energy stored in the swing hammers 54 together with goo... | 05/09/1995 |
| 5344088 | Materials grinder A materials grinder has a materials receiving hopper, an exit opening into a shrouded grinding chamber and a powered ram for driving materials accumulated in the hopper to and through the exit into the grinding chamber. A grinding drum is rotatably dispos... | 09/06/1994 |
| 5221052 | Household separating compactor A household compactor and separator utilizes linear motion in crushing glass and metal refuse for comminution and separation. A crushing element disposed on a worm shaft crushes refuse against a steel grate, broken glass falling therethrough into a glass ... | 06/22/1993 |
| 5125585 | Reversible hammer mill with compound breaker plate adjustments A hammer mill having a rotor carrying a series of hammers for the reduction of material entering the hammer mill, a casing forming a material receiving inlet opening into a throat space from outside the mill, a rotor having hammers traveling in a circular... | 06/30/1992 |
| 5096132 | Supporting and adjusting device for countercutter rail of field choppers A supporting and adjusting device for a counter-cutter rail of a field chopper having a cutting element with a partially surrounding bottom, the device comprises a saddle arranged so that the countercutter rail can lie on the saddle, two levers supported ... | 03/17/1992 |
| 5048767 | Cutter for shredder A cutter for a shredder comprising a cutter blade formed by a plurality of rotation blades disposed and spaced parallel to each other on a shaft, and a cylinder made of a resilient material having on the circumference thereof a plurality of annular groove... | 09/17/1991 |
| 4989797 | Single swing jaw crushing apparatus with an unobstructed feed opening A jaw-type rock crusher has a stationary jaw, a cantilevered swing jaw driven by a toggle drive system, and a top feed opening above the crushing chamber formed between the two jaws. Two lateral hinge supports having an elevated horizontal hinge axis whic... | 02/05/1991 |
| 4899943 | Manual cylinder for rolls The moveable roll of a rolling mill is locked in the engaged position by lock means which include a tension shaft. The tension shaft is telescoped through and biased by a compression spring toward the stationary roll. The end of the tension shaft has an e... | 02/13/1990 |
| 4805843 | Food grater holder A food grater attachment which facilitates the use of a grater with receptacles of various sizes and shapes. The grater may be installed in a frame which is hinged to a clip for engaging the wall of the receptacle. The hinge incorporates locking provision... | 02/21/1989 |
| 4730791 | Arrangement of the working gap of a crushing machine having a horizontally disposed hammer crusher rotor An arrangement of the working gap of a crushing machine having a housing in which is disposed a hammer crusher rotor via a horizontally disposed shaft. The working gap is disposed between the striking circle described by the hammers of the rotor as the la... | 03/15/1988 |
| 4688729 | Baled mulch applicator A baled mulch applicator for the uniform application of baled mulch material from bales to a plurality of furrows between rows of soil on cultivated land to control soil erosion and increase crop yield. The apparatus has a plurality of bale chambers dapte... | 08/25/1987 |
| 4637204 | Lawn mower bedknife adjustment A lawn mower for a reel type lawn mower, and including mechanism for urging the bedknife cutting edge toward the reel and for positioning the bedknife cutting edge in the direction away from the reel, if desired. The cutting edge can be positioned either ... | 01/20/1987 |
| 4605173 | Size reduction machine A size reduction machine for reducing the particle size of material, comprises a frame, an arm pivotally connected intermediate its ends to the frame, a counter weight movably connected to one end of the arm, a motor having a drive shaft mounted on the ot... | 08/12/1986 |
| 4588135 | Mounting means for cutting blade of food-cutting apparatus This is a food-cutting apparatus wherein: a cutting blade is disposed on a back surface of a cutting plate so as to protrude its front tip from an opening provided in the cutting plate; the cutting plate is disconnectably mounted on a mounting plate havin... | 05/13/1986 |
| 4047673 | Single-roll crusher A single-roll crusher has a crushing roll formed with a plurality of hammers and disposed above an anvil or breaker plate which can form the bottom of a trough through which a conveyor passes to carry the material to be crushed into the breaker and the cr... | 09/13/1977 |
