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151 条记录 (耗时 0.012 秒)

    Walking trailer stand
    47.
    发明授权
    Walking trailer stand 有权

    公开(公告)号：US11628813B1

    公开(公告)日：2023-04-18

    申请号：US17479300

    申请日：2021-09-20

    申请人： Grant Glowacki

    发明人： Grant Glowacki

    IPC分类号： B60S9/18 ,  B60D1/66

    摘要： A walking trailer stand including a mobile trailer assembly, a trailer stand assembly, and a reversible feet assembly is disclosed. These assemblies allow for the manually powered movement of a mobile trailer. The trailer stand assembly including a leg holder to receive a bottom end of a trailer A-frame. The leg holder being mounted to either side of a base via a bracket. The base including a jack guide extending from a base top end and an internally mounted jack holder. Wherein the jack guide and jack holder receive a jack member therein to form a fulcrum to allow a user to lift and drop the trailer A-frame. The reversible feet assembly including reversible feet that include a rubberized portion and an oppositely arranged cleated portion. The reversible feet are mounted to an underside of the base so the trailer may be walked with the actuation of the jack member.

    Jack assembly
    48.
    发明授权
    Jack assembly 有权

    公开(公告)号：US11447106B2

    公开(公告)日：2022-09-20

    申请号：US16901086

    申请日：2020-06-15

    申请人： HORIZON GLOBAL AMERICAS INC.

    发明人： Kawa-She Quoen Okerlund ,  Frank Drake

    IPC分类号： B60S9/18 ,  B60D1/66 ,  B66F3/16

    摘要： A jack assembly is shown and describe. The jack assembly may include a first tube having first and second end portions and a central portion between the first and second end portions, and a second tube positioned within the first tube and movable with respect to the first tube. The jack assembly may also include an expanded portion on the first tube, the expanded portion having a larger inner diameter than an inner diameter of the central portion, and a bushing attached to the expanded portion, where the bushing generally prevents contact between the first and second tubes.

    Jack assembly
    49.
    发明授权
    Jack assembly 有权

    公开(公告)号：US11173760B2

    公开(公告)日：2021-11-16

    申请号：US16802696

    申请日：2020-02-27

    申请人： DUTTON-LAINSON COMPANY

    发明人： Joseph C. Downs ,  Brad Nels Christensen ,  Todd J. Yost ,  Zane Alexander Norton

    IPC分类号： B60S9/00 ,  B60D1/66 ,  B60D1/46 ,  B60S9/18

    摘要： A jack assembly for a towed vehicle is provided. The jack assembly includes an outer tube, an inner tube supported for telescopic movement within the outer tube, a jack screw operatively engaging a jack nut within the inner tube, and a mounting assembly attached to the outer tube for attaching the jack assembly to the towed vehicle. A cover may be positioned over a portion of the outer tube attached to the mounting assembly and supported by the mounting assembly. An L-shaped release pin is utilized and accommodated by the cover. The mounting assembly may be adjustable in height along the outer tube. A reservoir may be provided to facilitate protection of the jack screw by ensuring its lubrication, and a foot having a convex bottom surface may be utilized.

    Apparatus and methods for powered trailer dollies
    50.
    发明授权
    Apparatus and methods for powered trailer dollies 有权

    公开(公告)号：US11052879B2

    公开(公告)日：2021-07-06

    申请号：US16225952

    申请日：2018-12-19

    申请人： Parkit360 Inc.

    发明人： Stephen Houle

    IPC分类号： B60S9/215 ,  B60S9/18 ,  B62D53/08 ,  B60D1/66

    摘要： Power dollies can be used for moving moveable objects such as trailers. A power dolly could include a frame, a mount and a plurality of wheel sets. The mount could couple the power dolly to a moveable object. One or more of the plurality of wheels sets could be powered. The plurality of wheels sets could be separated into a primary wheel set and one or more support wheel sets. The wheels of the primary wheel set could extend farther from the frame that the wheels of the support wheel sets.