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

Icon_funbox Celebrity Inventors

Walt Disney was no Mickey Mouse inventor. He devised a serious animation camera which he patented. With the device, his company created "Snow White".

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 56/13.1 - To suction head


Subclass of Class 56 - Harvesters
Definition: Machine provided with an air duct between the vegetation
No. of patents: 44
Last issue date: 03/04/2008


1    
NumberTitleIssue Date
7337601Grass groomer with integrated brush for reel cutting unit
A grass groomer for a reel cutting unit of a mower comprises a grooming reel that rotates about a substantially horizontal axis. The grooming reel has a plurality of helical blade tip flights with the blade tips in each flight acting sufficiently against the turf to...
03/04/2008
7325512Method for harvesting and dispensing crops
A new method for collecting and dispensing cut crops. The feed crop is cut as in the prior art. A vacuum is used to lift the dried feed crop off the ground and blow it into a mobile storage container. The feed is allowed to compress under its own weight within the s...
02/05/2008
7281471Cotton harvester compacting chamber with walls which taper divergently toward a cotton unloading opening
A cotton receiver of a cotton harvesting machine including a floor and opposing side walls defining a cotton compacting chamber, each of the side walls including a plurality of spaced apart perforations therethrough for passage of air from the chamber, and a door en...
10/16/2007
7185389Universal wet/dry vacuum cart
A universal cart is provided that receives a wet/dry vacuum and converts the vacuum into an upright walk behind cleaning device. The cart provides a handle attached to a mobile base. A switch is provided on the handle that can receive the electrical plug from the we...
03/06/2007
7137882Releasable segment in the working members of an agricultural harvesting machine
An agricultural harvesting machine includes a first rotating working member rotating about an axis; a non-rotating working member cooperatively associated with the first working member; and at least one releasable segment associated with the first rotating working m...
11/21/2006
7131254Mobile apparatus for retrieving and processing bulk harvested nuts and fruits
An apparatus for processing nuts and fruits, and more specifically, to a mobile apparatus that picks-up fruits and nuts, and similar products from the ground and conditions them, in bulk. The mobile apparatus conditions the fruits and nuts by removing debris with a ...
11/07/2006
7117817Animal feed harvesting and dispensing system
A new type of feed crop harvesting system. The feed crop is cut as in the prior art. A vacuum is used to lift the relatively moist feed crop off the ground and blow it into a mobile storage container. The feed is allowed to compress under its own weight within the s...
10/10/2006
7107887Rotary knife having vacuum attachment
A rotary knife having a ring blade that defines a closed loop cutting surface for cutting material which the ring blade contacts during rotation. Materials cut using the blade such as meat cut from a carcass or trimmed from a piece of meat are suctioned away from th...
09/19/2006
7020930Combination lawn care sweeper thatcher shredder
A lawn sweeper is provided having rotary brushes mounted in a housing and projecting through a bottom opening in the housing for sweeping up debris. A vacuum fan with an internal shredder is also mounted to the housing and communicates through a vacuum chute with th...
04/04/2006
6978588Harvesting machine
A high-capacity harvesting machine includes a first harvested crop take-up arrangement attached to the front of the harvesting machine and a first harvested crop processing arrangement arranged within the harvesting machine to which crop harvested by the first harve...
12/27/2005
6938401Separation hood for a cotton harvester
A hood receives a stream of material including a mix of cotton, air and debris from an air delivery system on a cotton harvester. A forward deflector directs the mixture towards the rear of an accumulator. The deflected mixture passes under finger grates which retai...
09/06/2005
6928799Apparatus for fine pulverization of dry leaves and garden debris
An apparatus for finely pulverizing lawn debris has a central drive shaft driven by a gasoline or electrical power source. Lawn debris is drawn into a suction and grinding chamber by the rotation of a distribution plate which has a plurality of curved impeller blade...
08/16/2005
6907718Cotton harvester row unit air sweep
A cotton harvester row unit having discharge door structure includes first and second high pressure air outlets offset in the fore-and-aft direction from each other. A first vertical tube is connected to an upper air supply conduit and extends downwardly and opens r...
06/21/2005
6105253Hedge trimmer
A hedge trimmer of this invention is very lightweight and efficient. It has a very large clipping collection bag that has a capacity much larger than any known user-worn device of this type. The blades and guard are designed to pull and maintain the clipp...
08/22/2000
5588289Garden cutting tools
The present specification discloses a cutting tool for use in the garden and workshops having a body (A) which houses a screw impeller (9) that can be driven by a motor (23). The screw impeller (9) being arranged to move waste along a flow path extending ...
12/31/1996
5586426Semi-automated harvester
A semi-automated harvester for collecting fruits or vegetables comprising a retractable boom pivotally and rotatably mounted to a collection vehicle for movement up and down and around the collection vehicle, and a conveyor system integral to the retracta...
12/24/1996
5540038Lawn and garden chipper/shredder vacuum apparatus
Lawn and garden maintenance equipment for collecting and shredding debris and chipping branches is provided with wheel support, a housing, and a handle for guiding the apparatus, the housing having a substantially closed bottom wall below a motor-driven d...
07/30/1996
5537807Yard-care machine
The new yard-care machine includes features of a mower, a mulching mower and a branch chipper. Such machine has a cutting blade in an enlarged lower blade chamber and a fan and a chipper plate in an enlarged upper fan chamber. A restriction separates the ...
07/23/1996
5501067Selective harvesting machine
A harvesting machine particularly useful in harvesting pyrethrum flowers has picking fingers resiliently mounted on a rotatable drum so as to capable of flexions in response to contact with plants during harvesting. The spacing between fingers in one arra...
03/26/1996
5471827Device for the automatic selective harvesting of mushrooms
A device for the automatic selective harvesting of mushrooms grown on a growing bed that includes: at least one camera for observing the mushrooms on the growing bed; a carrier which is movable above the growing bed relative thereto, and is provided with ...
12/05/1995
5381646Seed row crop harvester with vacuum scattered seed saver
A windrowed crop harvester of the type including a tined pickup drum and a transverse, center discharge auger is modified to include opposite side seed pickup vacuum heads for disposition within the outer furrows of a three furrow swath along which the ha...
01/17/1995
5231827Lawn and garden chipper shredder vacuum apparatus
Lawn and garden maintenance equipment for collecting and shredding debris and chipping branches is provided with a wheel-supported housing having a handle for guiding the apparatus, the housing having a substantially closed bottom wall below the blades an...
08/03/1993
5197266Vacuum for combine harvester
In the harvesting of a crop there is always a portion of the crop that is lost as a result of the combine harvesting process. The present device is attached to the underside of the combine and is arranged to pick up seeds and short crop missed by the firs...
03/30/1993
5185989Mushroom harvesting
An automated mushroom harvester has a carriage adapted to be moved over a mushroom-growing area, a picking head assembly being mounted on the carriage. The assembly includes a pneumatic ram mounted for rotation about its own axis, the ram piston rod being...
02/16/1993
5107664Vegetable topper and method for topping tuber vegetables
A vegetable topper for cutting the leafy tops off of tubers, such as onions, as they lie in the field. This improved topping system is designed to be mounted on a wheeled moveable frame towed by a tractor, which uses a vacuum to lift the tops and snip the...
04/28/1992
5077964Crop harvesting method and apparatus
Apparatus and methods of harvesting dry beans and similar crops supported on plants standing in rows in a field comprises severing the plants above ground level transporting the severed plants to a chamber, and discharging such plants from the chamber to ...
01/07/1992
5058368Harvesting of delicate produce
Apparatus for harvesting delicate produce--but particularly mushrooms--includes a picking head which is controlled to be positioned over an item of produce to be harvested, by a camera which scans a tray of said items and a control unit operating on a cam...
10/22/1991
4884392Process and machine for collecting of products, especially fruit, from the ground
A process and machine for gathering products such as fruit from the ground and being of the type comprising a source of pressurized air connected to a delivery conduit having a nozzle near the ground, a chassis carrying an inclined ramp (12) resting on th...
12/05/1989
4838012Vegetable harvester
A vegetable harvester of the type adapted to be mounted on a tractor locates the cutting mechanism, the pneumatic transport system and a collection box on a common frame which is movable vertically relative to the tractor on which it is mounted to adjust ...
06/13/1989
4815261Seed harvesting device
An elongate housing is provided for removable attachment to either a self-propelled windrower or conventional farm tractor. A flexible-bristle brush is adjustably secured to the housing such that when the housing is moved through a field of seed-bearing p...
03/28/1989
4761942Flower harvesters
A mobile machine for harvesting growing flowers comprises a shroud at the forward end of the machine in which is mounted a substantially horizontally disposed, cylindrical, fluted picking rotor operable to engage the stems of plants and sweep their flower...
08/09/1988
4757670Agricultural crop defoliator
The leaves and stalks of plants have previously been topped using pick-up fingers for raising the leaves and stalks to an elevated more or less vertical position, and blades for cutting the thus elevated plant tops. The plant tops can be elevated more eff...
07/19/1988
4730444Air seal for preventing seed loss in crop pickup mechanism
A high speed blower feeds airstreams to a plurality of lower ducts that produce sheets of high velocity lower air stream moving upward through various gaps in a rake plate through which tines of a rotary pickup drum pass as the drum lifts a windrow of dry...
03/15/1988
4723400Pyrethrum harvesting machines
Apparatus for harvesting mature pyrethrum flowers comprises a mobile chassis movable through a field of growing flowers and having a pair of drums rotatable in opposite directions about vertically spaced axes. Each of the drums has a plurality of longitud...
02/09/1988
4597252Pyrethrum harvesting machines
Apparatus for harvesting pyrethrum flowers comprises a rotary picking head within which are mounted picking fingers reciprocable between retracted and projected positions. The fingers are spaced apart a distance to enable mature blooms to be severed from ...
07/01/1986
4545186Method and apparatus for harvesting mushrooms and the like
The invention is concerned with apparatus for harvesting mushrooms and the like. The apparatus comprises cutting means such as a knife which may be moved over a mushroom bed to sever mushrooms in the bed and lifting means for removing the severed mushroom...
10/08/1985
4449352Bean harvest apparatus
The present invention comprises a bean harvesting apparatus mounted on the forward end of a motorized combine. The harvesting apparatus has a housing open along its leading edge for the reception of bean stalks. A power driven cutter bar is provided along...
05/22/1984
4074869Machine for shredding leaves and garden debris
A vacuum blower-type mobile unit for shredding leaves and other garden debris. The unit comprises a pair of coaxially disposed rotors operated at respectively different speeds, the blades of the two rotors being separated by a minimum practical axial clea...
02/21/1978
4043100Cutting machine
A cutting machine including a mobile housing having mounted thereon a cutting blade driven by a prime mover in the form of a motor or the like which also drives a source of fluid flow disposed in communicating relation with the cutting area defined by the...
08/23/1977
4035993Seed harvester
Vacuum device moves seeds and debris from an orchard floor to a troughed screen where flexible rotating fingers vibrate screen which separates the seeds from the debris and rotating rigid fingers move debris to a point of discharge. An auger may also be p...
07/19/1977
1    
 
Sign InRegister
Username  
Password   
forgot password?