Patents Examined by Matthew Katcoff
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Patent number: 11612115Abstract: A stump cutter includes a cutter wheel rotatable about a cutter wheel axis, the cutter wheel supported by a boom for sweep movements about a vertical cutter wheel sweep axis, and the cutter wheel is supported by the boom for tilt movements about a horizontal cutter wheel tilt axis. A prime mover is configured to drive the cutter wheel about the cutter wheel axis. A mechanical driveline provides power transmission from the prime mover to the cutter wheel, the mechanical driveline including a final drive cutter wheel gearbox positioned along the cutter wheel axis, and a swivel gearbox assembly including two right angle gearboxes joined with a swivel joint therebetween. The swivel joint between the two right angle gearboxes forms a driveline swivel axis. A downstream one of the two right angle gearboxes includes an output shaft connected to an input shaft of the final drive cutter wheel gearbox.Type: GrantFiled: April 9, 2021Date of Patent: March 28, 2023Assignee: Vermeer Manufacturing CompanyInventors: Chris Pfoltner, David Alexander, Jesse Munk, Scott Rempe
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Patent number: 11612114Abstract: A stump cutter includes a mainframe and a cutter wheel supported by a boom and rotatable about a cutter wheel axis spaced from the mainframe. A two-axis gimbal set supports the boom from the mainframe, the two-axis gimbal set supporting the boom for sweep movements of the cutter wheel about a vertical cutter wheel sweep axis and for tilt movements of the cutter wheel about a horizontal cutter wheel tilt axis. A prime mover on the mainframe is configured to drive the cutter wheel about the cutter wheel axis. A mechanical driveline is configured to provide power transmission from the prime mover to the cutter wheel, the mechanical driveline including a constant velocity joint.Type: GrantFiled: April 9, 2021Date of Patent: March 28, 2023Assignee: Vermeer Manufacturing CompanyInventors: Chris Pfoltner, David Alexander
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Patent number: 11612895Abstract: A grinding roll including a roll body having a cylindrical outer surface extending axially between a first end and a second end and a flange attached to at least one of the first and second ends. The flange includes an outer edge that extends radially past the cylindrical outer surface of the roll body. A first surface of the flange forms a perpendicular continuing surface with the cylindrical outer surface of the roll body. A second surface of the flange forms a continuation of one of the first and second ends of the roll body. The flange includes wear protection liner elements on the first surface. The first surface of the flange includes at least one lower part adjacent the cylindrical outer surface of the roll body and at least one upper part adjacent the outer edge of the flange. The lower part includes a first type of wear protection liner elements and the upper part includes a second type of wear protection liner elements.Type: GrantFiled: June 23, 2021Date of Patent: March 28, 2023Assignee: Metso Outotec USA Inc.Inventors: Keith Harbold, Vadim Reznitchenko
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Patent number: 11613042Abstract: A pusher assembly for a log splitter can include a frame, an actuator, and a wedge assembly with a first set of cutting blades and a second set of cutting blades configured to split a log into a plurality of pieces. The pusher assembly includes a base configured to be coupled to the actuator, a plurality of push pads, and a plurality of support columns extending between each of the push pads and the base. The plurality of push pads may be spaced apart from the base, and each push pad may include a contact surface that is coplanar with the contact surfaces of the other push pads. The plurality of push pads are configured to receive the first set of cutting blades in gaps positioned between adjacent push pads as the plurality of push pads forces the log through the wedge assembly.Type: GrantFiled: August 3, 2020Date of Patent: March 28, 2023Assignee: Multitek North America, LLCInventors: Daniel Schnorr, Douglas Kamps
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Patent number: 11613043Abstract: A stump grinder chip pickup chute device and collection system structured and/or configured to capture and control chips cut from a stump by a stump grinding/cutting wheel and to redirect the chips to a desired target chip collection location.Type: GrantFiled: November 13, 2018Date of Patent: March 28, 2023Assignee: Leonardi Manufacturing Co., Inc.Inventors: Joseph Leonardi, Bruce C. Jordan
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Patent number: 11606908Abstract: A knotter drive apparatus for a baler includes a knotter gear drive shaft having a drive shaft axis and a shaft outside diameter. A plurality of knotter assemblies are mounted on the knotter gear drive shaft. Each assembly includes a first knotter gear sector including a first sector hub portion and a first sector radial portion. The first sector hub portion includes a central passage at least partly defined in the first sector hub portion for receiving the knotter gear drive shaft. The first sector radial portion extends radially outward from the first sector hub portion relative to the drive shaft axis, and has defined thereon a plurality of intermittent gear tooth segments. The first sector hub portion has a circumferential gap defined therein greater than the shaft outside diameter such that the first knotter gear sector is removable radially, relative to the drive shaft axis, from the knotter gear drive shaft.Type: GrantFiled: July 1, 2020Date of Patent: March 21, 2023Assignee: Deere & CompanyInventors: Joshua J. Pasa, Kyle R. Teach, Eric R. Lang, Carl F. Demulder, David V. Rotole
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Patent number: 11602720Abstract: A dry granulator includes a rack, a feeding device mounted on the rack, and a slip roller device. The feeding device includes a vertical feeding screw, a buffer hopper, a stirring paddle, a horizontal feeding screw, and two drive assemblies. The drive assembly includes a drive motor and a drive shaft. The slip roller device includes a servo motor, a trapezoidal screw, a primary slip roller assembly and a secondary slip roller. The primary slip roller assembly includes a support frame, and a primary slip roller. A guide rail is arranged between the servo motor and the secondary slip roller. The support frame is provided with a screw hole. A coupling member is arranged between the output shaft of the drive motor and the drive shaft. The coupling member includes a reserved space. The horizontal feeding screw and the vertical feeding screw are drivingly provided with a transmission member, respectively.Type: GrantFiled: January 11, 2020Date of Patent: March 14, 2023Assignee: ZHEJIANG CANAAN TECHNOLOGY LIMITEDInventors: Zheng Fang, Ce Fang, Jian Sun, Meng Pu, Yueyong Liu
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Patent number: 11584036Abstract: An apparatus, system and method for adjusting and setting a fixed position of an axially displaceable shaft and rotary chipper disc combination, without requiring an attachment to or obstruction of an end face of either end of the axially displaceable shaft. A rotary chipper disc recoil mechanism is also provided for the purpose of detection of unwanted axial forces placed upon the rotating shaft caused by unintentional chipping of metal, and for limiting consequential damage caused by the unintentional chipping of metal and other non-wood materials.Type: GrantFiled: November 14, 2020Date of Patent: February 21, 2023Assignee: CEM Machine, Inc.Inventors: Mark D. Robinson, Jason M. Flint, Daniel R. McBride
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Patent number: 11570955Abstract: A wood chipper includes an engine and a chipper structure (e.g., a chipper disc or a chipper drum). A drive assembly is disposed between the engine and the chipper structure. The drive assembly comprises at least one pulley. The at least one pulley defines a cylindrical recess therein. A drum brake assembly is configured to engage the cylindrical recess of the at least one pulley.Type: GrantFiled: March 15, 2022Date of Patent: February 7, 2023Assignee: D.A.F., Inc.Inventors: Daniel R. Falatok, Mark D. Thompson, Hugo Whetsell Hayden, Robert Wyatt
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Patent number: 11565334Abstract: An edger feed apparatus and method of feeding flitches into an edger are disclosed. The flitches are positioned with minimal spacing between successive flitches and with flitches positioned and the edger adjusted so as to yield a maximum value of lumber from each flitch. The edger feed apparatus may include a fetcher assembly to hold a second flitch in an edger ready position while a portion of the first flitch is directed below on an edger infeed mechanism being transported to the edger. The fetcher assembly releases the second flitch on to the edger infeed mechanism when the first flitch has moved clear from beneath the edger ready position. The edger feed apparatus additionally includes a scanner system for creating and storing a digital three-dimensional model of each flitch for determining a sawing solution to be implemented by the edger.Type: GrantFiled: March 19, 2020Date of Patent: January 31, 2023Assignee: Salem Equipment, Inc.Inventors: Rory Matthew Mitchell, Allison Nicole Mitchell
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Patent number: 11565359Abstract: Positioning and centering device, system, and method comprises a pointer having a flat-surface portion and able to be chucked in a cutting-bit holder, together with a thickness gauge mounted relative to a template holder cross member having a positioning and centering hole therein, a centering line on an associated workpiece cutting table, an adjustable fence and scale combination, and a guide-bearing shaft collar, wherein the method comprises inserting the pointer into the router chuck, adjusting the template holder, and the router pinned to the template holder, and through a center hole of a template, to align the pointer with the workpiece table centering line, using the thickness gauge to determine a workpiece thickness midpoint, using the fence and scale combination to center the workpiece on the table, and using the locking collar to enable easy re-location of the guide bearing relative to the tapered template on a subsequent workpiece.Type: GrantFiled: March 9, 2020Date of Patent: January 31, 2023Assignee: Woodcraft Solutions LLCInventors: Dwight Sheldon, Kuldeep Singh
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Patent number: 11559012Abstract: A timber working device, comprising a frame, having a feed axis, a drive system, configured to feed at least one stem along the feed axis, at least a pair of upper knives or lower knives movably attached to the frame, wherein the knives are configured to be controllable each by an actuator to open and close around a stem, a tilt mechanism comprising a controllable tilt bracket pivotably attached to the frame, to control a tilt position of the frame in relation to the tilt bracket.Type: GrantFiled: August 3, 2020Date of Patent: January 24, 2023Assignee: Deere & CompanyInventor: Lauri Palmroth
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Patent number: 11541618Abstract: A press machine comprises a moveable press ram, an actuator, a first motor system, a second motor system, and a belt system. The moveable press ram holds a tool that forms a part. The actuator linearly moves the moveable press ram by use of a male-female thread mechanism. The actuator includes an actuator sprocket coupled to the male-female thread mechanism. The first motor system produces a high-force linear movement condition to the press ram, and includes a clutch coupled to a first motor and a first motor sprocket coupled to the clutch. The second motor system produces a high-speed linear movement condition to the press ram. The belt system couples the actuator sprocket, the first motor sprocket, and the second motor sprocket. The clutch allows the first motor to partially or fully disengage from rotational movement of the first sprocket when the belt is being driven by the second motor.Type: GrantFiled: June 9, 2022Date of Patent: January 3, 2023Assignee: PDInnovative LLCInventors: Jeffrey E. Debus, Darrell B. Harrelson
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Patent number: 11541619Abstract: Herb oil pressing devices and methods are provided. The devices include a pair of closable opposed jaws that can apply pressure to a herb placed between the jaws; a motor connected to the jaws for controlling the closing of the jaws, and, when closed, controlling the pressure produced between the jaws; a heater connected to the jaws for heating the jaws and herb; a housing in which the jaws, the motor, and the heater are housed; and a user interface connected to the jaws and the heater, the user interface for inputting a selection of temperature, pressure, and amount of time the temperature and pressure is applied to a herb positioned between the jaws to extract oil therefrom. Related computer-implemented methods of pressing a herb are also provided.Type: GrantFiled: March 26, 2019Date of Patent: January 3, 2023Assignee: 1769474 ALBERTA LTD.Inventor: Tyler Kibler
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Patent number: 11540456Abstract: A tooth (2) for use in a grinding wheel (4), the tooth (2) including a spigot (8) for cooperating with a corresponding structure within a slot (10) of the grinding wheel (4) and a bolt (14) for locking the tooth (2) in the slot (10) of the wheel (4), and a grinding wheel (4) comprising the tooth (2).Type: GrantFiled: January 17, 2018Date of Patent: January 3, 2023Assignee: MULTI-TIP DESIGNS LIMITEDInventor: Patrick Watts
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Patent number: 11524375Abstract: Tapered, stepped, or non-tapered router guide templates, optionally combined template holder system, and optional tapered or non-tapered guide bearing on a readily-locatable and lockable shaft, each template comprising: a base portion, a top portion, at least one of an exterior surface interconnecting the base portion and the top portion along an outer periphery of the template and an interior surface interconnecting the base portion and the top portion along an inner periphery of the template, wherein optionally one of the exterior surface and the interior surface may be continuously tapered between the base portion and the top portion, or stepped, and wherein the base portion is adapted for removable and adjustable interconnection with the template holder system.Type: GrantFiled: December 28, 2019Date of Patent: December 13, 2022Assignee: Woodcraft Solutions LLCInventors: Dwight Sheldon, Kuldeep Singh
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Patent number: 11524376Abstract: Tapered, stepped, or non-tapered router guide templates, and optionally combined template holder system, each template comprising: a base portion, a top portion, at least one of an exterior surface interconnecting the base portion and the top portion along an outer periphery of the template and an interior surface interconnecting the base portion and the top portion along an inner periphery of the template, wherein optionally one of the exterior surface and the interior surface may be continuously tapered between the base portion and the top portion, or stepped, and wherein the base portion is adapted for removable and adjustable interconnection with the template holder system.Type: GrantFiled: February 26, 2020Date of Patent: December 13, 2022Assignee: Woodcraft Solutions LLCInventors: Dwight Sheldon, Kuldeep Singh
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Patent number: 11517988Abstract: Guide bearing stop for use in a template-guided system for routers, and more particularly to a device, system, and method, for facilitating efficient, easily repeatable, highly accurate router mortise cuts on workpieces using a pantograph-type router system. The guide bearing stop may be used with a readily adjustable template holder for holding a guide bearing stop to direct the mortise cut in a very exact manner, which is also readily adjustable and easily positioned and centered on the template holder. The guide bearing stop when used in conjunction with the router system allows for the rapid centering and rapid reproduction of varying sizes of exactly-sized and exactly-shaped mortise cuts across a variety of different workpieces.Type: GrantFiled: April 23, 2020Date of Patent: December 6, 2022Assignee: Woodcraft Solutions LLCInventor: Dwight Sheldon
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Patent number: 11512270Abstract: A method is described for loading a plant product, preferably must or grape, inside a fermentation tank (12) comprising on its top a loading mouth (14), comprising the steps of: moving a quantity of plant product by putting it inside a container (50) coupled to a guide (22) arranged to guide it up above the loading mouth and, there, and transferring said amount inside the tank. The method ensures easy handling of the product.Type: GrantFiled: February 25, 2017Date of Patent: November 29, 2022Assignee: NOFORM SRLInventor: Bruno Crosato
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Patent number: 11491682Abstract: A bearingless groove router bit includes at least one cutting element affixed to a head of the router bit and has a first end spaced from an end of connected shank connected to the head and a second end adjacent to the second end of the head. The cutting element includes a cutting edge extending along the cutting element between the first end to the second end of the cutting element. The cutting edge may include a radial side edge that projects radially inwardly relative to a central axis of the router bit and a straight side edge that extends from an end of the radial side edge outwardly relative to the central axis to minimize tear out during cutting of a groove in a work piece.Type: GrantFiled: February 24, 2021Date of Patent: November 8, 2022Inventors: Henry Wang, Ralph Bagnall