Patents Assigned to MTD Products Inc
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Patent number: 10694085Abstract: An optical sensor housing includes a sensor housing body including an enclosure wall upstanding from a bottom portion and a substantially open top portion defining a cavity in which the optical sensor assembly is located, at least one aperture, and at least one engaging part projecting orthogonally from an outside surface of the sensor housing body, a sensor housing cover including an open central portion, at least one integrally molded compliant flange configured to engage the sensor housing body engaging part and to secure the sensor housing cover to the sensor housing body, and longitudinal ridges extending outwardly and disposed substantially along the length of the sensor housing cover. The sensor housing engaging parts and flanges can provide a quick-lock mechanism operable to secure the sensor housing cover to the sensor housing body without the use of tools or fasteners.Type: GrantFiled: August 31, 2018Date of Patent: June 23, 2020Assignee: MTD PRODUCTS INCInventors: Jay E. Maggard, Gregory Gorsage, Aaron D. Smith
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Patent number: 10674681Abstract: A blower including a base having a housing, a handle extending from the housing, a power source positioned within the housing, the blower including: a drive shaft extending forwardly from the power source, wherein the drive shaft is rotatable by the power source; a fan member operatively connected to the drive shaft; a flywheel extending rearwardly from the power source, the flywheel being positioned adjacent to a rear of the housing; and at least one rear vent formed into the rear of the housing adjacent to the flywheel, wherein rotation of the flywheel draws ambient air into the housing through the at least one rear vent, and rotation of the flywheel generates a cooling air flow that directs the ambient air across the power source to cool the power source during operation thereof.Type: GrantFiled: May 31, 2017Date of Patent: June 9, 2020Assignee: MTD PRODUCTS INCInventors: Robert Bermudez, John Payne
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Patent number: 10674659Abstract: A mower blade assembly attaches to a rotatable spindle and includes a mounting plate which defines a first pin aperture. The mounting plate and a retaining plate are attached to the rotatable spindle. The retaining plate defines a second pin aperture. A movable pin plate comprises a pin. A blade is selectively attachable to the mounting plate. The blade defines a retaining plate aperture and a third pin aperture. A biasing member urges the movable pin plate from a disengaged position to an engaged position. The pin is engageable with the pin apertures for mounting and retaining the cutting blade to the mounting plate. The blade is attached by moving the blade over the retaining plate aperture, urging the movable pin plate to the disengaged position, rotating the blade, and releasing the movable pin plate. Another embodiment includes a force finger.Type: GrantFiled: July 23, 2019Date of Patent: June 9, 2020Assignee: MTD Products IncInventors: Timothy Ladd, Jr., Gary Hobrath, Axel Schaedler, Brian Milliff
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Patent number: 10619607Abstract: An air box assembly attached to an outdoor power tool for reducing sound generated by an engine is provided. The air box assembly includes a casing formed as an upper and lower housing attached to each other to define an enclosed space. The casing includes at least one air inlet and an air outlet. At least one filter is positioned within the casing. An air guide assembly is positioned within the casing such that the flow of air to the engine passes through the air guide assembly as it travels to the engine and sound from the engine passes through the air guide assembly as it exits the air box assembly. The air guide assembly includes a plurality of fluid pathways therein, wherein the fluid pathways are in fluid communication with the air outlet of the air box assembly.Type: GrantFiled: September 20, 2017Date of Patent: April 14, 2020Assignee: MTD PRODUCTS INCInventor: Cory Bringhurst
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Patent number: 10542670Abstract: A high-efficiency cutting system for an autonomous mower provides a multiple blade tip cutting radius for a cleaner cut, and more complete mow. The system includes a spinning blade disk provided within a housing including a vertical standoff. The blade disk includes a first pair of cutting blades located between the center of the blade disk and the circumference of the blade disk, and a second pair of cutting blades located radially inward from the first pair of cutting blades. The cutting blades extend downward and away from the blade disk at an angle.Type: GrantFiled: June 26, 2017Date of Patent: January 28, 2020Assignee: MTD PRODUCTS INCInventors: Ryan Cmich, Adam Ference
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Patent number: 10517210Abstract: A multi-mode trimmer head for use with an outdoor handheld tool such as a string trimmer, brush cutter, or the like is provided. The trimmer head includes an upper housing, lower housing, bump head, spool, and a spring. The spool includes a first pair of apertures configured to receive a pair of flexible trimmer lines to provide a bump-feed operating mode for the trimmer head. The spool also includes a separate, second pair of apertures configured to receive a single fixed-line trimmer line to provide a fixed-line operating mode for the trimmer head. The trimmer head is switchable between the fixed-line operating mode and the bump-feed operating mode without the need to disassemble the trimmer head.Type: GrantFiled: February 22, 2017Date of Patent: December 31, 2019Assignee: MTD PRODUCTS INCInventors: Oscar Cabrera, Robert Johnson
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Patent number: 10512213Abstract: A double deck boot attachment for a lawn maintenance tool includes a smaller deck boot and a larger deck boot including an interior volume. The smaller deck boot is an attachment for at least one first lawn maintenance tool and the larger deck boot is an attachment for at least one second lawn maintenance tool. At least a portion of the smaller deck boot is configured to slide within the interior volume of the larger deck boot from a separated position to an assembled position and the double deck boot is configured to be stored and shipped as one deck boot with one stock keeping unit code.Type: GrantFiled: September 21, 2017Date of Patent: December 24, 2019Assignee: MTD Products IncInventors: Gerald Hobrath, Anthony Harrison, Robert L. Jira, Jr.
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Patent number: 10485167Abstract: A control assembly for controlling the mode of all-wheel-drive walk-behind mower is provided. The control assembly includes a casing and a pair of levers extending from opposing lateral sides of the casing, wherein both of the levers are rotatable between a first operative position and a second operative position relative to the casing. Rotating both of the levers to the second operative position switches the control assembly to an all-wheel-drive mode in which a front transmission and a rear transmission are both in an engaged state resulting in the front and rear wheels of the lawn mower to be rotated by the transmissions. When both levers are in the second operative position, the levers are releasably attached to each other and can be maintained in the second operative position by the user continually grasping only one of the levers.Type: GrantFiled: September 21, 2017Date of Patent: November 26, 2019Assignee: MTD Products IncInventor: Philip B. Smith
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Patent number: 10433480Abstract: A low-energy blade system having a quick-change attachment for a lawn maintenance tool. The low-energy blade system requires a reduced amount of energy to rotate the blade system. The blade system includes a shell, a mounting plate attached to the shell, a plurality of quick-attach mechanisms, and a separate cutting blade attachable to each of the quick-attach mechanisms. Each quick-attach mechanism allows a cutting blade to be attached to the mounting plate without the need for external tools, such as screwdriver, wrench, ratchet, or the like.Type: GrantFiled: April 20, 2017Date of Patent: October 8, 2019Assignee: MTD PRODUCTS INCInventors: Axel Schaedler, Peter J. Buchanan
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Patent number: 10427735Abstract: A drive sprocket for driving a track of a utility track vehicle is provided. The drive sprocket includes a pair of spaced-apart inner rings having a spacer fixedly attached between the inner rings. An adapter is attached to an outwardly-directed surface of one of the inner rings. A plurality of rods are attached in a spaced-apart manner about the outer peripheral edge of the inner rings. A guide ring is attached to each end of the rods in a perpendicular manner, wherein the guide rings are substantially parallel to the inner rings.Type: GrantFiled: July 3, 2013Date of Patent: October 1, 2019Assignee: MTD PRODUCTS INCInventors: Jimmy N. Eavenson, Sr., Tim Dilgard, Ryan Cmich, Axel Schaedler
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Patent number: 10428477Abstract: A chute control assembly for a snow thrower having a housing, handle, and a chute includes a control mechanism, a connecting mechanism, and a guide mechanism. The control mechanism includes an actuator mechanism that allows an operator to manually control the orientation of the chute from a position spaced apart from the chute. The connecting mechanism transfers rotation of the actuator mechanism to the guide mechanism. The guide mechanism is attached to the chute and rotates and adjust the orientation of the chute in response to rotation of the actuator mechanism in order to change the direction that snow is thrown from the snow thrower.Type: GrantFiled: August 9, 2017Date of Patent: October 1, 2019Assignee: MTD PRODUCTS INCInventors: Adam Hiller, Michael Wright, Keith Fortlage, Alan Dumitrescu
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Patent number: 10407856Abstract: A snow thrower impeller assembly (24) includes a mounting slot (84) for a wiper (70). The wiper includes a wiper portion (86) that slides into the mounting slot to mount the wiper to the impeller (54). The wiper contacts an interior wall (56) of an associated impeller housing during rotational operation of the impeller in order to limit a gap (74) between an impeller blade (66) and the interior wall. The wiper can move radially inward and outward to remain in contact with the interior wall without input from the operator. Another embodiment of the impeller assembly includes impeller blades with a first portion (116) and a second portion (118). The second portion extends at a non-zero angle from the first blade portion of the impeller blade.Type: GrantFiled: January 27, 2016Date of Patent: September 10, 2019Assignee: MTD PRODUCTS INCInventors: Axel Schaedler, Peter Buchanan
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Patent number: 10375901Abstract: A blower/vacuum being interchangeable between a blower configuration and a vacuum configuration is provided. The blower/vacuum includes a blower assembly attachable to a base in the blower configuration and a vacuum assembly attachable to the base in the vacuum configuration. The blower/vacuum includes a fan member that has both a first fan and a second fan integrally formed together, wherein the first fan is utilized to generate air flow in the blower configuration and the second fan is utilized to generate air flow in the vacuum configuration.Type: GrantFiled: December 8, 2015Date of Patent: August 13, 2019Assignee: MTD PRODUCTS INCInventors: Robert Bermudez, John Payne
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Patent number: 10368491Abstract: A sun shade for a lawn maintenance tool includes a bracket configured to accommodate a profile of the lawn maintenance tool to the rear of the seat. A frame is configured to cooperate with the bracket, and a fastener attaches the frame and the bracket to the lawn maintenance tool. A quantity of material is attached to the frame above the lawn maintenance tool, where the material is configured to inhibit passage of sunlight through the material. In further examples, the sun shade can be foldable at one or more locations by using breakaway hinges. A kit including the sun shade can also be used to modify the lawn maintenance tool.Type: GrantFiled: September 21, 2017Date of Patent: August 6, 2019Assignee: MTD Products IncInventors: William Bigge, Gerald Hobrath
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Patent number: 10362730Abstract: A mower blade assembly attaches to a rotatable spindle and includes a mounting plate which defines a first pin aperture. The mounting plate and a retaining plate are attached to the rotatable spindle. The retaining plate defines a second pin aperture. A movable pin plate comprises a pin. A blade is selectively attachable to the mounting plate. The blade defines a retaining plate aperture and a third pin aperture. A biasing member urges the movable pin plate from a disengaged position to an engaged position. The pin is engageable with the pin apertures for mounting and retaining the cutting blade to the mounting plate. The blade is attached by moving the blade over the retaining plate aperture, urging the movable pin plate to the disengaged position, rotating the blade, and releasing the movable pin plate. Another embodiment includes a force finger.Type: GrantFiled: September 8, 2015Date of Patent: July 30, 2019Assignee: MTD Products IncInventors: Timothy Ladd, Jr., Gary Hobrath, Axel Schaedler, Brian Milliff
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Patent number: 10299642Abstract: A blower includes a frame, a surface engaging wheel attached to the frame and a power source attached to the frame. An impeller housing is also attached to the frame, and the impeller housing defines an intake opening. The impeller housing surrounds an impeller that is rotatably connected to the power source. An exhaust chute is attached to the impeller housing. A selectively closeable aperture structure is attached to the intake opening. In further examples, the selectively closeable aperture is a pair of rotatable plates both including radial slots or an iris blade assembly. In other examples, the exhaust chute is rotatable or the impeller housing is rotatable.Type: GrantFiled: June 6, 2016Date of Patent: May 28, 2019Assignee: MTD PRODUCTS INCInventors: Peter J. Buchanan, Erik Krueger
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Patent number: 10299431Abstract: A mower blade assembly attaches to a rotatable spindle and includes a mounting plate which defines a first pin aperture. The mounting plate and a retaining plate are attached to the rotatable spindle. The retaining plate defines a second pin aperture. A movable pin plate comprises a pin. A blade is selectively attachable to the mounting plate. The blade defines a retaining plate aperture and a third pin aperture. A biasing member urges the movable pin plate from a disengaged position to an engaged position. The pin is engageable with the pin apertures for mounting and retaining the cutting blade to the mounting plate. The blade is attached by moving the blade over the retaining plate aperture, urging the movable pin plate to the disengaged position, rotating the blade, and releasing the movable pin plate. Another embodiment includes a force finger.Type: GrantFiled: March 6, 2018Date of Patent: May 28, 2019Assignee: MTD PRODUCTS INCInventors: Timothy C. Ladd, Jr., Gary Hobrath, Axel Schaedler, Brian Milliff
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Patent number: 10281922Abstract: The disclosed technology relates to a method and system for localizing and confining an autonomous mobile work system or systems for performing work in a user defined space. The system can include two or more variable reflective base stations at first and second locations that can modify their optical or electromagnetic reflectivity based upon either an external command via wired or wireless communications interface, or automatically on a regular or asynchronous time schedule under programmed or user settable control. The system also can include one or more autonomous mobile work systems capable of sensing the state of the variable reflectance base stations via sensors such as electromagnetic or optical sensors capable of measuring distance to the reflective base stations.Type: GrantFiled: October 24, 2017Date of Patent: May 7, 2019Assignee: MTD PRODUCTS INCInventors: Steven W. Smith, Micah E. Wolf, Maynard S. Guadiz
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Patent number: D848488Type: GrantFiled: August 23, 2016Date of Patent: May 14, 2019Assignee: MTD Products IncInventor: Ryan Cmich
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Patent number: D850964Type: GrantFiled: September 1, 2017Date of Patent: June 11, 2019Assignee: MTD PRODUCTS INCInventors: Jay E. Maggard, Gregory Gorsage, Aaron D. Smith