Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 7862412 | Seal assemblies for grain separators The invention provides for a seal assembly for a grain separator. The grain separator may include a housing, a rotatable grain separation cylinder within the housing, the cylinder having an end surface, a grain inlet having an inlet spout extending through the end s... | 01/04/2011 |
| 7331855 | Wide-spread impeller spreader for harvesting combine A chopper and wide-spread impeller spreader that feeds crop residue from the chopper into the spreader at a specific upward angle to more fully utilize the momentum the crop residue achieves in the chopper. The spreader incorporates air intake holes and air fins abo... | 02/19/2008 |
| 7281974 | Adjustable crop residue flow distributor for a vertical spreader of an agricultural combine An adjustable flow distributor for a vertical spreader operable for discharging a flow of straw and other crop residue in a sideward direction for deposition over a field, the flow distributor including a metering edge and the adjustability allowing positioning the ... | 10/16/2007 |
| 7281973 | Adjustable crop residue flow distributor for a vertical spreader of an agricultural combine An adjustable flow distributor for a vertical spreader operable for discharging a flow of straw and other crop residue in a sideward direction for deposition over a field, the flow distributor including a metering edge and the adjustability allowing positioning the ... | 10/16/2007 |
| 7223168 | Adjustable crop residue flow distributor for a vertical spreader of an agricultural combine An adjustable flow distributor for a vertical spreader operable for discharging a flow of straw and other crop residue in a sideward direction for deposition over a field, the flow distributor including a metering edge and the adjustability allowing positioning the ... | 05/29/2007 |
| 7140961 | Combine harvester A combine harvester with a rotor housing which is positioned in a lengthwise direction and with an inclined angle towards the horizontal line inside of the combine. To arrange the rotor housing in a favorable way inside of the combine harvester, it is suggested to u... | 11/28/2006 |
| 7094146 | Combine chaff discharger A chaff discharger with at least one radial fan wheel, rotatably mounted in a fan housing. The housing includes an end wall turned away from a sieving unit and a peripheral wall formed with at least one chaff discharge opening. A direction of rotation of the radial ... | 08/22/2006 |
| 7029393 | Split inlet seal for grain separators and method A grain separator having an easily replaceable seal. The separator comprises a housing and a rotatable grain separation drum carried by the housing, the drum having an end face with an external annular bearing surface. A drive shaft extends axially into the drum thr... | 04/18/2006 |
| 6976912 | Rotor for a combine harvester A rotor for a combine harvester comprises a thresher portion to which a plurality of thresher elements are fitted for threshing the crop material and a driver portion for driving the threshed material rearwardly through the housing. Impeller blades are fitted to the... | 12/20/2005 |
| 6869355 | Apparatus and method for determining grain loss in combine harvesters An apparatus and method for determining grain loss of a harvesting machine. The harvesting machine has a crop-separating region with separating members. The separating members each have separation sensors for generating a signal corresponding to the crop quantity se... | 03/22/2005 |
| 6719627 | Multi-position linkage and locking mechanism for a crop residue spreader and/or chopper A crop residue spreader for an agricultural harvesting machine, including a housing at least partially containing a rotor rotatable about an rotational axis, the housing including at least one inlet opening for receiving a flow of crop residue from the harvesting ma... | 04/13/2004 |
| 6663485 | Combine having a feeding device for transferring and an outlet zone for discharging materials A combine harvester having a blower for spreading the discharge mixture of chopped straw, chaff and like materials over a wide area utilizing the kinetic energy obtained through the medium of a chopper or feed device located prior to the blowers to save o... | 12/16/2003 |
| 6500062 | Separation using air flows of different velocities An apparatus for separation of components having differing terminal velocities. The apparatus provides a substantially elongate, upwardly projected air flow acting to agitate, sort and separate the components according to a terminal velocity of each of th... | 12/31/2002 |
| 6500063 | Discharge means for a threshing and separating unit in a combine harvester A combine harvester comprises a threshing and separating mechanism mounted to a main frame, which includes a generally cylindrical chamber having a generally longitudinal axis, and a separating concave assembly. The arrangement further includes a rotor as... | 12/31/2002 |
| 6416405 | Combine having a feeding device for transferring and an outlet zone for discharging straw, chaff and like materials In a combine incorporating blowers (9) for spreading the discharge mixture of chopped straw and chaff over a wide area, the kinetic energy obtained through the medium of a chopper or feed device located prior to the blowers is retained so as to save on dr... | 07/09/2002 |
| 6217442 | Grain processing apparatus and methods A grain processing apparatus is used in one embodiment for debranning grain to remove the bran. In another embodiment, it is used as a mill for milling flour. The processor includes a cylindrical drum with an internal rotor having a set of impeller rods. ... | 04/17/2001 |
| 5873226 | McLeod harvesting system and method A harvesting method gathers and threshes grain in the field, leaving behind the straw. It removes chaff and weed seeds from the field with the harvested grain, and separates the chaff, grain leavings and weed seeds from the grain in a separate yard plant.... | 02/23/1999 |
| 5795222 | McLeod yard plant A harvesting method gathers and threshes grain in the field, leaving behind the straw. It removes chaff and weed seeds from the field with the harvested grain, and separates the chaff, grain leavings and weed seeds from the grain in a separate yard plant.... | 08/18/1998 |
| 5794423 | Mobile harvester for chaff, grain, grain leavings and weed seeds A harvesting method gathers and threshes grain in the field, leaving behind the straw. It removes chaff and weed seeds from the field with the harvested grain, and separates the chaff, grain leavings and weed seeds from the grain in a separate yard plant.... | 08/18/1998 |
| 4877039 | Grain cleaner The invention comprises a grain cleaning apparatus having a frame with a plurality of augers mounted beside one another in parallel relation. Screens surround the augers except at the ends of the augers to allow grain to enter and leave at the ends of the... | 10/31/1989 |
| 4510948 | Discharge assist means for combine harvesters A combine harvester having a rotary separating mechanism operable to separate grain from crop material and to propel straw in a desired path for discharge from the machine through a discharge opening is disclosed wherein a rotary straw discharge assist be... | 04/16/1985 |
| 4273138 | Discharge arrangement for an axial flow rotary separator In an axial flow rotary separator, a rotor and a cylindrical housing are provided with material control elements so that, as is conventional, when the rotor is rotated, crop material in the annular space between rotor and housing is propelled downstream i... | 06/16/1981 |