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公开(公告)号:US20190104678A1
公开(公告)日:2019-04-11
申请号:US16152440
申请日:2018-10-05
Applicant: MTD PRODUCTS INC
Inventor: Axel Schaedler , Peter J. Buchanan
Abstract: A high-efficiency blade for a lawn maintenance tool includes a central axis and a mounting portion located on the central axis. The high-efficiency blade includes a cutting blade and a cutting blade sharpened leading edge. A cleaning blade is vertically offset from the cutting blade and is configured to mulch the associated clippings from vegetation and reduce an associated accumulation of clippings on an underside of an associated mower deck. The lawn maintenance tool can also include a deck having a separation distance between the cleaning blade and an underside of the deck. The deck can include an elevation change to vary the separation distance. The deck and high-efficiency blade can also include a forward or rearward tilt.
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公开(公告)号:US09872438B2
公开(公告)日:2018-01-23
申请号:US14216494
申请日:2014-03-17
Applicant: MTD Products Inc
Inventor: Jimmy N. Eavenson, Sr. , Axel Schaedler
IPC: B60W20/00 , B60W10/06 , B60W10/08 , B60K6/42 , A01D69/02 , A01D34/78 , B60L11/18 , B60K6/46 , B60K6/44 , B60K6/48 , E01H5/08
CPC classification number: A01D69/025 , A01D34/78 , A01D69/02 , B60K6/42 , B60K6/44 , B60K6/46 , B60K6/48 , B60L11/1805 , B60L2200/40 , B60W10/06 , B60W10/08 , B60W20/00 , B60Y2200/223 , B60Y2200/91 , E01H5/08 , Y02T10/6221 , Y02T10/7005 , Y02T90/16 , Y10S903/903
Abstract: A lawn maintenance vehicle includes a frame having a first axle and a second axle mounted to the frame. A first drive wheel and a second drive wheel are mounted to the first and second axle. An energy storage device and an electric motor having a motor shaft are mounted to the frame. The electric motor is in electrical communication with the energy storage device and the energy storage device provides electrical power to the electric motor. The lawn maintenance vehicle further includes a traction drive. The traction drive is operably connected to the motor shaft, and the traction drive is operably connected to the first and second axles. The lawn maintenance vehicle includes an implement mounted to the frame. The lawn maintenance vehicle can also include an internal combustion engine operably connected to the electric motor.
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公开(公告)号:US20170303469A1
公开(公告)日:2017-10-26
申请号:US15492865
申请日:2017-04-20
Applicant: MTD PRODUCTS INC
Inventor: Axel Schaedler , Peter J. Buchanan
IPC: A01D34/73 , A01D34/67 , A01D34/68 , A01D101/00
CPC classification number: A01D34/733 , A01D34/67 , A01D34/6806 , A01D34/736 , A01D2101/00
Abstract: A low-energy blade system having a quick-change attachment for a lawn maintenance tool is provided. 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.
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公开(公告)号:US20170166003A1
公开(公告)日:2017-06-15
申请号:US15446384
申请日:2017-03-01
Applicant: MTD PRODUCTS INC
Inventor: Axel Schaedler , Timothy Dilgard
CPC classification number: B60B9/04 , A01B33/028 , A01B33/08 , A01D34/001 , A01D34/47 , A01D34/62 , A01D34/82 , A01D34/828 , A01D2101/00 , B60B9/26 , B60B2200/40 , B60B2900/313 , E01H5/098
Abstract: A walk-behind working tool having a frame, a power source, and a handle attached to the frame is provided. The working tool includes at least one axle operatively connected to the frame and a pair of wheel assemblies connected to the axle. The wheel assemblies include a hub, a rim, a tire, and a flexible vibration dampening assembly that operatively connects the hub and rim, wherein the dampening assembly is configured to reduce the vibration transferred between the rim and hub and through the handle to the operator. The dampening assembly includes a plurality of elastic elements having a spring constant for smoothing out movement of the frame when the working tool is guided over rough or uneven ground.
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公开(公告)号:USD784917S1
公开(公告)日:2017-04-25
申请号:US29546279
申请日:2015-11-20
Applicant: MTD Products Inc
Designer: Axel Schaedler , Peter J. Buchanan
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公开(公告)号:USD782391S1
公开(公告)日:2017-03-28
申请号:US29546285
申请日:2015-11-20
Applicant: MTD Products Inc
Designer: Axel Schaedler , Peter J. Buchanan
CPC classification number: B60C7/10 , B60B9/02 , B60B9/26 , B60B15/025 , B60B25/006 , B60C7/18 , B60C7/24 , B60C7/26 , B60C2007/107 , B60C2007/146 , B60C2011/0337
Abstract: A non-pneumatic tire assembly includes a non-pneumatic tire. The non-pneumatic tire includes an inner circumferential ring and an outer circumferential ring defining an annular space and a cylindrical space inside the inner circumferential ring. A plurality of partitions connect the circumferential rings within the annular space. A ground-contacting tread is located on the outer circumferential ring. A rim, including a plurality of pieces, is located within the cylindrical space. The non-pneumatic tire assembly further includes a hub that is removably connected to the rim.
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公开(公告)号:US20160353659A1
公开(公告)日:2016-12-08
申请号:US15174738
申请日:2016-06-06
Applicant: MTD PRODUCTS INC
Inventor: Axel Schaedler
CPC classification number: A01D34/826 , A01D34/006 , A01D34/008 , A01D34/664 , A01D34/6806 , A01D34/733 , A01D34/76 , A01D34/78 , A01D34/81 , A01D34/824 , A01D42/06 , A01D43/0636 , A01D2034/6825 , A01D2101/00
Abstract: A high-efficiency lawn maintenance tool includes a frame and a deck attached to the frame. A plurality of ground engaging members are attached to the frame, and a power source is attached to one of the frame and the deck, wherein the power source is connected to a drive shaft that passes through the deck. A high-efficiency blade system is attached to the drive shaft. A controller is electrically connected to the power source, and the controller is configured to correlate the load and/or the mower groundspeed independent of an operator's control. Other examples include reduced operating speeds of the drive shaft and commensurate reduced tip speeds of a set of cutting blades.
Abstract translation: 高效率的草坪维护工具包括框架和连接到框架的甲板。 多个地面接合构件附接到框架,并且电源连接到框架和甲板中的一个,其中电源连接到通过甲板的驱动轴。 驱动轴上安装有高效率的叶片系统。 控制器电连接到电源,并且控制器被配置为独立于操作者的控制使负载和/或割草机的地速相关联。 其他示例包括驱动轴的操作速度降低,并且相当于一组切割刀片的尖端速度降低。
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公开(公告)号:US09338942B2
公开(公告)日:2016-05-17
申请号:US14541623
申请日:2014-11-14
Applicant: MTD Products Inc
Inventor: Jimmy N. Eavenson, Sr. , Axel Schaedler , Dave Hein , Robert L. Jira, Jr.
IPC: A01D34/73
CPC classification number: A01D34/733 , A01D34/73 , A01D2101/00
Abstract: A replaceable mower blade for attachment to a mounting member operatively connected to a mower is provided. The blade includes a central portion having opposing side edges, a top surface, and a bottom surface. The blade also includes a tip portion extending from the central portion. The central portion includes at least one attachment mechanism for operatively connecting the blade to the mounting member.
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公开(公告)号:US20150257339A1
公开(公告)日:2015-09-17
申请号:US14618115
申请日:2015-02-10
Applicant: MTD Products Inc
Inventor: Ryan Cmich , Axel Schaedler , Jimmy Eavenson, SR.
CPC classification number: A01D69/08 , F16D49/00 , F16D67/02 , F16H7/0827 , F16H7/0838 , F16H2007/0865 , F16H2007/0893
Abstract: A clutch assembly attachable to a rotational output shaft of the engine, wherein the clutch assembly is configured to drive at least one implement of a lawn maintenance vehicle is provided. The clutch assembly includes a first pulley fixedly attached to the output shaft, a second pulley independently rotatable relative to the first pulley, and a belt extending between the first and second pulleys and an idler pulley that is movable between an engaged position and a disengaged position. The clutch assembly further includes a third pulley directly connected with the second pulley, wherein rotation of the second pulley is directly transferred to the third pulley, and rotation of the third pulley provides an output rotation of the clutch assembly.
Abstract translation: 一种可附接到发动机的旋转输出轴的离合器组件,其中离合器组件被配置为驱动草坪维护车辆的至少一个工具。 离合器组件包括固定地连接到输出轴的第一滑轮,相对于第一滑轮独立地可旋转的第二滑轮以及在第一和第二滑轮之间延伸的皮带和可在接合位置和脱离位置之间移动的惰轮 。 离合器组件还包括与第二滑轮直接连接的第三滑轮,其中第二滑轮的旋转被直接传递到第三滑轮,并且第三滑轮的旋转提供离合器组件的输出旋转。
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公开(公告)号:US20130327008A1
公开(公告)日:2013-12-12
申请号:US13766824
申请日:2013-02-14
Applicant: MTD PRODUCTS INC.
Inventor: Jimmy N. Eavenson, SR. , Axel Schaedler , Dave Hein , Robert L. Jira, JR.
IPC: A01D34/73
CPC classification number: A01D34/733 , A01D34/73 , A01D2101/00
Abstract: A replaceable mower blade for attachment to a mounting member operatively connected to a mower is provided. The blade includes a central portion having opposing side edges, a top surface, and a bottom surface. The blade also includes a tip portion extending from the central portion. The central portion includes at least one attachment mechanism for operatively connecting the blade to the mounting member.
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