Did You Know...
...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!
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| Number | Title | Issue Date |
| 8176954 | Nonbinding tree harvesting apparatus and method The tree harvesting apparatus and method of this invention are particularly useful in congested areas where the range of equipment movement is limited and where unrestrained heavy tree bolts would cause damage to surrounding property if allowed to free fall to the g... | 05/15/2012 |
| 8146628 | Shear type tree cutter A shear type tree cutter assembly is adapted to be mounted on a four wheel field vehicle. The assembly includes an anvil with a concave section for supporting the trunk of a tree. The blade portion has a convex portion that cooperates with the concave section of the... | 04/03/2012 |
| 8141602 | Rotation system for a felling head A rotation system for a felling head mounted to a boom, the rotation system including: an adapter which is pivotally mounted to the boom; a housing fixed to the adapter; a gear system enclosed between the housing and the felling head and operable to allow the fellin... | 03/27/2012 |
| 7938154 | Timber-working head with feed wheel adaptor plate A timber-working head comprises a first motor, a second motor, a feed wheel, and an adaptor plate. The first motor comprises a first rotary output element. The second motor comprises a second rotary output element. The feed wheel is fixed to the first rotary output ... | 05/10/2011 |
| 7938153 | Shear attachment A shear attachment is presented for use with different types of motorized vehicles and is generally provided with an upper cutting jaw, a lower receiving jaw and a plurality of teeth along the upper surface of the lower jaw to grip an object while it is being cut be... | 05/10/2011 |
| 7934523 | Tree counter for a saw head in a tree feller A forestry machine includes a frame, and a felling saw carried by the frame. The felling saw includes a saw head. A tree counter associated with the saw head includes an audio sensor providing an output signal representing an audio parameter associated with a cuttin... | 05/03/2011 |
| 7913725 | Log deflector with removable accessory portion and associated method A forestry work machine comprises a carrier and a log deflector for deflecting away from the carrier a log held by the forestry work machine. The log deflector comprises a base portion attached to a side of the carrier and an accessory portion projecting laterally o... | 03/29/2011 |
| 7882864 | Tree pruning and trimming head An apparatus for gripping a tree, the apparatus being attachable to a carrier boom, the apparatus being usable with a cutting device for cutting a portion of the tree, the apparatus comprising: a body, the body being mountable to the carrier boom; a pair of gripper ... | 02/08/2011 |
| 7874327 | Tree feeding control for a tree handling device In a tree handling device, where the tree is fed longitudinally through at least three drive wheels driven by a fixed-displacement hydraulic pump, feeding commences with all drive wheels simultaneously propelling the tree longitudinally through the knife arms and fr... | 01/25/2011 |
| 7735530 | Rotary dangle head having continuous rotation A rotary dangle head having continuous rotation includes a rotator, a continuous rotary hydraulic union and a dangle head. The rotator includes a support base, a slewing ring, a mounting plate and a ring rotator. The slewing ring includes an outer bearing ring and a... | 06/15/2010 |
| 7699081 | Felling head accumulator arm An accumulator arm for a felling head has inner and outer arms which are hydraulically driven open and closed. The inner and outer sides of the outer arm are curved away from an accumulation pocket and toward a harvesting arm, wherein the accumulator arm can be pull... | 04/20/2010 |
| 7690407 | Sawing device and its safety system for precaution of a breaking saw chain Method and safety device for a breaking saw chain. The safety device includes a protective wall positioned in the vicinity of the drive gear drawing the saw chain that is capable of receiving the movement of the tail of the broken saw chain and guiding the broken sa... | 04/06/2010 |
| 7681608 | Felling head with offset arms The accumulator and harvesting arms in a front cut felling head are offset to one side of the machine so as to hold a bundle of cut trees more to one side than the other so as to create more room in front of the accumulator arms to the side of the bundle in which to... | 03/23/2010 |
| 7628185 | Dipper stick cutter A tree and brush cutter is attached to a dipper stick of an excavator or backhoe to be operated by a curl cylinder on the dipper stick. Blades on the cutter face the boom side of the dipper stick where an operator can observe their opening and closing. A link system... | 12/08/2009 |
| 7562682 | Hydraulic pruning attachment A saw attachment for pruning trees, shrubs and undergrowth that can be used on a hydraulic vehicle, having auxiliary line connections for accepting attachments. The attachment has cutting blades located at the ends of a swing arm, which is mounted on a plate capable... | 07/21/2009 |
| 7556068 | Flip-out function converter for tree-mounted frame apparatus used in arbor rigging procedures A flip-out function converter apparatus is attached to and functions in combination with a tree-mountable frame apparatus for use by arborists in handling loads in a wide variety of arbor rigging procedures. When positioned in its operational mode, the function conv... | 07/07/2009 |
| 7530376 | Load carrier for transporting logging residues A load carrier (10) for transporting logging residues comprises a horizontal frame (14) and a load-accommodating rack (15) mounted on the frame. The rack (15) includes a rack bottom (20) and a pair of upstanding rack side members (... | 05/12/2009 |
| 7451790 | Device for controlling hydraulic power units An arrangement for controlling two drive units which interact with one another, one of which includes a hydraulically driven motor (2). The motor drives a varying load, and one or more valves (6, 7) control hydraulic fluid flow through the motor during... | 11/18/2008 |
| 7431059 | Tree and tree stump cutting apparatus One preferred embodiment of the present invention includes a cutting system with an hydraulically powered cutting member such as a cutting wheel or blade. The cutting member is arrangeable in a first configuration for substantially vertical cutting, and the cutting ... | 10/07/2008 |
| 7418985 | Hydraulic pruning attachment A saw attachment for pruning trees, shrubs and undergrowth that can be used on a hydraulic vehicle, having auxiliary line connections for accepting attachments. The attachment has cutting blades located at the ends of a swing arm, which is mounted on a plate capable... | 09/02/2008 |
| 7415999 | Tree grubber and push bar attachment device An attachment for front end loaders and for tree cutting devices attached to a front end loader provides a hydraulically extending serrated edge which may be positioned below the ground surface in front of the loader or the tree cutting device to remove small saplin... | 08/26/2008 |
| 7415998 | Tree jack A novel lifting tool for lifting rooted trees and the like from the ground. There is: at least one main boom; at least one outrigger coupled to a first end of the main boom; at least one mounting member coupled to a second end of the main boom, the mounting member a... | 08/26/2008 |
| 7377297 | Tree delimber A tree delimber including a base frame rotatably supporting a yoke and cutting head assembly. The yoke is journalled for rotation in a ring bearing on the base frame adjacent its rear end and supported by a pair of roller units adjacent its front end. Each roller un... | 05/27/2008 |
| 7373960 | Brush cutter The invention provides a brush cutter and chipper that attaches to the end of an articulating arm or boom on equipment. The cutter may utilize existing hydraulic power and controls. The cutter includes a housing with external feed assembly that feeds material throug... | 05/20/2008 |
| 7363754 | Mowing machine A control system for a trimmer head assembly includes a first arm including a first mowing device, a first cylinder connected to the first arm, a source of fluid in selective communication with the first cylinder via a fluid line, and an accumulator in selective com... | 04/29/2008 |
| 7357163 | Digging or gripping tool This invention relates to a digging or gripping tool with at least one cutting edge, wherein rollers are disposed along the outer edge of the cutting edge in accordance with the invention. ... | 04/15/2008 |
| 7334612 | Log gripping attachment for a tree grinder apparatus A log gripping attachment for a tree grinder includes a first thumb or jaw section pivotally mounted to the support frame of the grinder. There is a complementary second jaw section carried by the support frame and pivotally opposing the first jaw section. A drive m... | 02/26/2008 |
| 7334611 | Arrangement in connection with crosscutting saw of harvester An arrangement in connection with a crosscutting saw of a harvester. Herein, a lattice-like structure composed of strips is provided in a saw casing of the crosscutting saw, the structure being substantially on the same section plane as the rotational movement of a ... | 02/26/2008 |
| 7322388 | Tree removal attachment and method A tree removal attachment is provided which can be easily affixed to construction equipment such as a small loader or skidster. The tree removal attachment has at least one moveable blade which is powered preferably by the hydraulic system of the loader for use in t... | 01/29/2008 |
| 7320349 | Tree harvester A method and system for operating a tree harvesting machine including a tree harvesting tool are provided. The method may include identifying a tree to be harvested, generating one or more tree position signals indicative of a position of the tree, and controlling m... | 01/22/2008 |
| 7320348 | Forest rejuvenation and preservation A method of rejuvenating and preserving a forest by transforming wood waste. Tree species are identified in a forest area. Equipment is then selected or modified based on the identified tree species. Wood waste of the identified tree species is gathered and transfor... | 01/22/2008 |
| 7311126 | Grapple head assemblies with cut-off saws The present invention relates to a grapple (1) with cut-off saw (30) in which the motor (20) for driving the saw (30) is mounted inboard, and within the head portion (2) of the grapple. In a preferred embodiment drive from the moto... | 12/25/2007 |
| 7306018 | Tree harvesting apparatus A tree harvesting apparatus is provided. The harvesting apparatus comprises a frame member, a cutting device mounted to the frame member, and at least one cutting member attached to the cutting device. A tree accumulation member is also provided and overlays at leas... | 12/11/2007 |
| 7296602 | Tree processing equipment with two position pivot point for actuator ends Tree processing equipment with two position pivot point for actuator ends includes a retention bracket, a processing head and at least one actuator. A bottom of the retention bracket is pivotally attached to the processing head. One end of the actuator is pivotally ... | 11/20/2007 |
| 7287563 | Vehicle-mounted cutting tool A vehicle-mounted cutting tool is disclosed. The tool broadly includes a supporting member mounted to a vehicle, a pivotable member pivotally coupled with the supporting member, and a slidable member slidably coupled with the supporting member. Contact with an objec... | 10/30/2007 |
| 7284720 | Multiple tool attachment system with universal body A multiple tool attachment system is adapted to be attached to demolition equipment. The system includes a universal body attached to the demolition equipment. A series of tools is independently attachable to the universal body. The universal body includes a guide s... | 10/23/2007 |
| 7255295 | Multiple tool attachment system with rotational coupling A multiple tool attachment system is adapted to be attached to demolition equipment. The system includes a universal body attached to the demolition equipment. A series of tools is independently attachable to the universal body. The universal body includes a guide s... | 08/14/2007 |
| 7243690 | Tree grubber and push bar attachment device An attachment for front end loaders and for tree cutting devices attached to a front end loader provides a hydraulically extending serrated edge which may be positioned below the ground surface in front of the loader or the tree cutting device to remove small saplin... | 07/17/2007 |
| 7243691 | Tree shear A tree shear for use with a prime mover such as a skid-steer loader wherein the tree shear includes a pair of tree shear blades, having forward and rearward ends, which are secured to the forward end of a tree shear frame in a non-movable and fixed manner. The blade... | 07/17/2007 |
| 7240702 | ATV mounted tree shear The present invention is a vegetation cutting apparatus for connection to an all terrain vehicle. A frame attaches to the front grill of the all terrain vehicle. Specifically, a first frame member attaches to the front grill while a second frame member, which extend... | 07/10/2007 |
