子分类：
| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 141 | 一种新型中驱电动轮椅车的前后臂连接机构 | CN200620007806.4 | 2006-03-08 | CN2882586Y | 2007-03-28 | 唐承慧 |
| 本实用新型公开了一种新型中驱电动轮椅车的前后臂连接机构，包括左右对称设置的前轮组件、后轮组件、中驱轮组件以及位于中间的车架组件，每侧的中驱轮组件与后轮组件相固定，前轮组件分别与车架组件、后轮组件铰接连接，后轮组件又通过连杆组件与车架组件铰接连接，形成四连杆机构。本实用新型的前轮组件、后轮组件以及中驱轮组件与车架组件之间形成四连杆机构，从而使轮椅车在爬坡或在不平整路面上行驶时各车轮与地面始终能有效接触并自动调整重心、保持平衡，具有结构合理、运行平稳、性能可靠等突出的优点。 | ||||||
| 142 | 具辅助轮的电动轮椅轮架机构 | CN03240571.5 | 2003-03-13 | CN2604167Y | 2004-02-25 | 伍必翔 |
| 一种具辅助轮的电动轮椅轮架机构，主要藉由枢组的主车轮架、可扭力变形的前后辅助车轮架组合而成，该辅助车轮架的扭力支撑组可以更稳定地支撑车体，而主车轮架与前辅助车轮架之间更设计有摆动滚轮，运用扭力支撑组、摆动滚轮组及枢组主车轮架的搭配，本实用新型车体可配合上、下坡自行调节主车轮架及辅助车轮架，不会因为上、下坡而影响车体平衡，故本实用新型实为一种具有更高稳定性、安全性及舒适性的电动轮椅轮架机构。 | ||||||
| 143 | Chassis arrangement for an electrically powered wheelchair and an electrically powered wheelchair comprising the same | US15511294 | 2015-09-16 | US10058466B2 | 2018-08-28 | Erik Kalf; Pär Torgersson; Herbert Van de Wal |
| The present disclosure relates to a chassis arrangement (1) for an electrically powered wheelchair (35). The chassis arrangement (1) comprises a main chassis member (3) having a first side panel (3a) defining a first side of the main chassis member (3), and a second side panel (3b) defining a second side of the main chassis member (3), the second side being opposite to the first side, wherein each of the first side panel (3a) and the second side panel (3b) has spring attachment arrangements (3g, 3h) for attachment of spring assemblies (9a, 9b, 11a, 11b), wherein each of the first side panel (3a) and the second side panel (3b) has pivot arm attachment arrangements (3e, 3f) for attachment of pivot arms (5a, 5b, 7a, 7b), wherein the main chassis member (3) has a torsional stiffness greater than 1200 Nm/degree. An electrically powered wheelchair comprising a chassis arrangement (1) is also presented herein. | ||||||
| 144 | Powered wheelchair | US15307993 | 2014-04-29 | US10028870B2 | 2018-07-24 | Carl Johan Olsson |
| The invention relates to a powered wheelchair for transporting a person, comprising a seat frame for supporting the person, a pair of opposing main wheel assemblies, including a first main wheel assembly and a second main wheel assembly connected to the seat frame, and a third main wheel assembly arranged spaced apart from the pair of opposing main wheel assemblies and connected to said seat frame. The powered wheelchair further comprises a support wheel arrangement for supporting the powered wheelchair, said support wheel arrangement having a main beam and a front support wheel unit capable of being applied to a ground surface. The main beam is rotatably connected to said third main wheel assembly at a third connection point and connected via a guiding mechanism to the first main wheel assembly at a first connection point. The main beam has a first portion adapted to cooperate with said guiding mechanism when said first portion passes through a part of the guiding mechanism upon movement of the main beam relative to the guiding mechanism, to maintain said support wheel arrangement in a supporting position, in which the front support wheel unit is applied to the ground surface. | ||||||
| 145 | Powered wheelchair with articulating drive wheels | US14333662 | 2014-07-17 | US09907712B2 | 2018-03-06 | Balz Maurer; Fabian Wolter |
| A seated vehicle comprises a frame, one or more first wheels at a first position relative to the frame, one or more second wheels at a second position relative to the frame, and a wheel-positioning system. The wheel-positioning system includes one or more arms pivotally coupled to the frame, and an adjustment mechanism operatively coupled to a first position of the one or more arms. The one or more first wheels are operatively coupled to a second position of the one or more arms. The adjustment mechanism moves the one or more arms between a first position and a second position so that the one or more first wheels are in a first position relative to the one or more second wheels when the one or more arms are in the first position and are in a second position relative to the one or more second wheels when the one or more arms are in the second position. | ||||||
| 146 | Elevated Height Wheelchair | US15804510 | 2017-11-06 | US20180055702A1 | 2018-03-01 | James P. Mulhern; Stephen J. Antonishak |
| Embodiments of the present disclosure include a wheelchair configured to reposition an occupant between a lowered and a raised position. The wheelchair can include a frame, a seat moveable relative to the frame, a drive wheel, and one or more pairs of arm assemblies. The arm assembly includes a wheel configured to move from a first spatial location when the wheel chair is operating on flat, level ground to a second spatial location that is different than the first spatial location. Arm limiters can selectively engage the arm assembly based on at least one of a seat position, position of the arm assembly and surface conditions of ground surface. The arm limiters can limit the range of motion of the arm assembly and sometimes other operational aspects of the chair. | ||||||
| 147 | WHEEL WITH SELECTIVE SUSPENSION SYSTEM | US15799125 | 2017-10-31 | US20180050562A1 | 2018-02-22 | Ronny WINSHTEIN; Amichay Haim GROSS |
| Wheel with an in-wheel suspension system, and suspension member thereof. Wheel includes: stationary member including an axis, rotary member rotatable about the axis, and selective suspension system. The selective suspension system has at least one suspension member positioned between the stationary member and the rotary member, thereby providing a fixed distance therebetween, and retains the fixed distance when stressed up to a threshold value, and recoverably alters the fixed distance when stressed over the threshold value. The suspension member includes: cylindrical housing, piston slidably movable in the cylindrical housing, and compression spring whose first end is connected to the piston and second end is connected to the housing. The compression spring, when fully relaxed or compressed under the threshold value, maintains the housing and piston at a normally fixed distance. Applicable to wheelchairs and bicycles, among other self-propelled and powered vehicles. | ||||||
| 148 | WHEELCHAIR SUSPENSION | US15645749 | 2017-07-10 | US20180028379A1 | 2018-02-01 | Robert Bekoscke; Kevin Burns |
| A wheelchair suspension includes a frame, a drive assembly pivot arm, a drive assembly, a front caster pivot arm, a front caster, and a spring and shock absorbing assembly. The drive assembly pivot arm is pivotally connected to the frame. The drive assembly includes a drive wheel and is mounted to the drive assembly pivot arm. The front caster pivot arm is pivotally mounted to the frame and coupled to the drive assembly pivot arm. The front caster is coupled to the at least one front caster pivot arm. The spring and shock absorbing assembly is pivotally connected to the drive assembly pivot arm at a first pivotal connection and pivotally connected to the front caster pivot arm at a second pivotal connection. The first and second pivotal connections are positioned such that a majority of the force applied by the spring and shock absorbing assembly is applied to the drive wheel when the suspension is on a flat, horizontal support surface. | ||||||
| 149 | WHEELCHAIR CLIMB SYSTEMS AND ASSEMBLIES | US15657024 | 2017-07-21 | US20180021193A1 | 2018-01-25 | Daniel Matan; Yavgeni Torgovizki |
| The present invention relates to a curb climbing system for a wheelchair having a pair of rear larger drive wheels, a pair of small caster wheels, and a static hand grip for a caregiver being located at a back region behind an occupant seat; the system comprises: (1) a rear rollover-climb lever mechanically linked to a pivot to permit the caregiver located at the back-end region of the wheelchair to apply a downwards forceful thrust sufficient to shift the lever from an upward-position to a downward-position; and (2) a mechanical torque engagement system to translate the downwards forceful thrust to a rollover rotation torque around a pivot point on a stair-like curb, to climb over the stair-like curb. During climb procedure, a ratchet system provides unidirectional backwards rotation of the rear wheel pair and prevents forward rotation to block the wheelchair from rolling down the stairs for safety. | ||||||
| 150 | Powered wheelchair configurations and related methods of use | US15093538 | 2016-04-07 | US09872804B2 | 2018-01-23 | John Puskar-Pasewicz; Kip D. Alder |
| A wheelchair includes a frame, a chair, a pair of drive wheels, a pair of rear wheels, and a pair of front wheels. Each front wheel is part of a front arm assembly that is rigidly coupled to a drive via a mounting plate. The mounting plate is connected to the wheelchair frame by a pivot. The drives are transversely mounted. The batteries are disposed rearward of the drives. The wheelchair seat can be moved forward to provide access to the batteries without fully removing the wheelchair from the frame. | ||||||
| 151 | Unilateral transition means for adapting a wheelchair | US14314030 | 2014-06-25 | US09808384B2 | 2017-11-07 | Stephen C. Golden, Jr. |
| A transition means for adapting a wheelchair is disclosed wherein a user or an occupant of the wheelchair is enabled to repeatably alternate the wheelchair between an original mode and an adapted mode by engaging and disengaging a unilaterally-connected adaptive implement. | ||||||
| 152 | CHASSIS ARRANGEMENT FOR AN ELECTRICALLY POWERED WHEELCHAIR AND AN ELECTRICALLY POWERED WHEELCHAIR COMPRISING THE SAME | US15511294 | 2015-09-16 | US20170281436A1 | 2017-10-05 | Erik Kalf; Pär Torgersson; Herbert Van de Wal |
| The present disclosure relates to a chassis arrangement (1) for an electrically powered wheelchair (35). The chassis arrangement (1) comprises a main chassis member (3) having a first side panel (3a) defining a first side of the main chassis member (3), and a second side panel (3b) defining a second side of the main chassis member (3), the second side being opposite to the first side, wherein each of the first side panel (3a) and the second side panel (3b) has spring attachment arrangements (3g, 3h) for attachment of spring assemblies (9a, 9b, 11a, 11b), wherein each of the first side panel (3a) and the second side panel (3b) has pivot arm attachment arrangements (3e, 3f) for attachment of pivot arms (5a, 5b, 7a, 7b), wherein the main chassis member (3) has a torsional stiffness greater than 1200 Nm/degree. An electrically powered wheelchair comprising a chassis arrangement (1) is also presented herein. | ||||||
| 153 | Multi-spoked wheel assembly | US14095442 | 2013-12-03 | US09726268B1 | 2017-08-08 | Michael Krasowski; Lawrence Greer |
| A robust ground traction (drive) assembly for remotely controlled vehicles, which not only operates smoothly on surfaces that are flat, but also upon surfaces that include rugged terrain, snow, mud, and sand, is provided. The assembly includes a sun gear and a braking gear. The sun gear is configured to cause rotational force to be applied to second planetary gears through a coupling of first planetary gears. The braking gear is configured to cause the assembly (or the second planetary gears) to rotate around the braking gear when an obstacle or braking force is applied. | ||||||
| 154 | Wheelchair movement assistance device | US14400492 | 2013-03-12 | US09700471B2 | 2017-07-11 | Masayoshi Nakamura |
| This wheelchair movement assistance device comprises: a pair of mounting members which is mounted to the left and right front pipes or the left and right leg pipes of a wheelchair in a removable manner by being clamped or engaged therewith; and a square C-shaped pipe frame, to both ends of which the pair of mounting members is mounted. The mounting members are provided with clamping sections formed at the ends of pipe frame, and with grasping sections attached to the ends of the pipe frame at positions in front of the clamping sections. Each of the grasping sections grips a portion of each of the front pipes of the wheelchair or a portion of each of the leg pipes of the wheelchair, and each of the clamping sections is in pressure contact with a portion of each of the front pipes or the leg pipes of the wheelchair. | ||||||
| 155 | MECHANISM AND APPARATUS FOR WHEELCHAIR RECONFIGURATION | US14975999 | 2015-12-21 | US20170172822A1 | 2017-06-22 | Stephen C. Golden, JR. |
| Embodiments according to the present invention include a load transitioning mechanism which enables attachment and release of at least one ground-contacting adaptive implement, such as a multi-terrain caster wheel assembly, a motorized wheel, or a ski; embodiments further enable reversible reconfiguration of the wheelchair by a user between a.) an original load-bearing configuration utilizing the conventional forward caster wheels of the wheelchair, and b.) a modified load-bearing configuration utilizing the ground-contacting adaptive implement. | ||||||
| 156 | All-terrain wheelchair | US14523822 | 2014-10-24 | US09662251B2 | 2017-05-30 | Christopher William Fertig; William Joseph Fertig; Noreen Fertig |
| An all-terrain wheelchair includes a rigid and easy-to-assemble frame. The frame has a seating area with armrests toward the rear of the frame and an adjustable footrest area toward the front of the frame. Attached to the rear axle of the frame and outside the seating area are found two large rear wheels of a sufficient width to provide flotation over soft surfaces. Attached to the front axle of the frame in front of the footrest area is a single large wheel of a sufficient width to provide flotation over soft surfaces. An ergonomically designed push handle is found at the upper rear of the frame behind the seating area, which allows an assistant to propel the chair forward or pull it backward. The frame in front of the front wheel forms a pull handle, which allows an assistant to pull the chair forward or push it backward. A locking brake mechanism is attached to the rear axle to prevent a rear wheel from travel and render the wheelchair motionless when necessary. | ||||||
| 157 | Passenger carrying mobile robot | US14635674 | 2015-03-02 | US09636265B2 | 2017-05-02 | Takayuki Furuta; Masaharu Shimizu; Hideaki Yamato; Kengo Toda; Takashi Kodachi; Mitsuhiro Ando; Noboru Nagamine; Seongjun Yang; Hirotoshi Ochiai; Wataru Takayanagi |
| A single passenger carrying mobile robot, includes a single operated member that is operated by a passenger to instruct both a moving direction and a moving speed of the passenger carrying mobile robot, a moving member configured to move the passenger carrying mobile robot and a controller configured to control the moving member based on input information input to the operated member by the passenger, wherein the passenger carrying mobile robot further includes a sensor that acquires obstacle information of a surrounding of the passenger carrying mobile robot, and the controller predicts an expected course of the passenger carrying mobile robot based on the input information and determines based on the obstacle information whether or not an obstacle is located in the expected course, and changes a control of the moving member when determining that the obstacle is located. | ||||||
| 158 | Electric mid-wheel drive wheelchair | US15077654 | 2016-03-22 | US09579242B2 | 2017-02-28 | Mehdi Mirzaie |
| A wheelchair of the mid-wheel drive type has a chassis frame, a pair of from and rear link arms that are pivotally connected to the chassis frame. Front caster wheels and drive wheels are fixed to the front link arms. Rear caster wheels are fixed to the rear link arms. A coupling operatively connects each front link arm to an adjacent rear link arm to transmit pivotal movement of one of the front and rear link arm to an opposite pivotal movement of the other of the front and rear link arm. | ||||||
| 159 | WHEELCHAIR SUSPENSION | US15159264 | 2016-05-19 | US20160256337A1 | 2016-09-08 | James H. Molnar |
| A wheelchair suspension includes a frame, a pivoting assembly, at least one front caster, and at least one rear caster. The pivoting assembly has a first link pivotally coupled to the frame member, a second link pivotally coupled to the frame member, a drive assembly fixedly connected to a first end of the first link, and a third link pivotally connected to the first link and pivotally connected to the second link. The drive assembly causes downward pivotal movement of the first end of the first link and upward pivotal movement of a second end of the first link. The upward pivotal movement of the second end of the first link causes the second link and the caster assembly to undergo upward movement. | ||||||
| 160 | Powered wheelchair configurations and related methods of use | US13854330 | 2013-04-01 | US09333130B2 | 2016-05-10 | John Puskar-Pasewicz; Kip D. Alder |
| A wheelchair includes a frame, a chair, a pair of drive wheels, a pair of rear wheels, and a pair of front wheels. Each front wheel is part of a front arm assembly that is rigidly coupled to a drive via a mounting plate. The mounting plate is connected to the wheelchair frame by a pivot. The drives are transversely mounted. The batteries are disposed rearward of the drives. The wheelchair seat can be moved forward to provide access to the batteries without fully removing the wheelchair from the frame. | ||||||
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