TWI785813B - Chairs with assisted standing function - Google Patents

Chairs with assisted standing function Download PDF

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Publication number
TWI785813B
TWI785813B TW110135374A TW110135374A TWI785813B TW I785813 B TWI785813 B TW I785813B TW 110135374 A TW110135374 A TW 110135374A TW 110135374 A TW110135374 A TW 110135374A TW I785813 B TWI785813 B TW I785813B
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Taiwan
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chair
seat cushion
gear
guide rail
movable rod
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TW110135374A
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Chinese (zh)
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TW202312961A (en
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徐孟輝
黃子軒
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崑山科技大學
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Publication of TW202312961A publication Critical patent/TW202312961A/en

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Abstract

本發明係一種具有輔助站立功能的椅子。從坐姿起身改為站姿時須以膝蓋為支撐點並使用大腿的力量將上半身抬起,老年人因關節退化肌力不足,從坐姿要起身改為站姿時多以輔具輔助站立,但現今輔助站立的輔具多是以彈簧式或電動式的驅動方式將使用者抬起,使用者無法即時得知抬起的高度,且操作較複雜,使用者需要多次使用後才能適應;本發明透過結合齒輪與齒條的抬升機構,純機構的作動方式,不須使用額外的彈簧力或馬達動力,讓使用者能依照自身施加力量的多寡控制椅墊抬升的高度。 The invention relates to a chair with the function of assisting standing. When getting up from a sitting position to a standing position, you must use your knees as a support point and use the strength of your thighs to lift your upper body. Due to the lack of muscle strength due to joint degeneration, the elderly often use assistive devices to assist standing when changing from a sitting position to a standing position. Most of the assistive devices used today to assist standing use spring-type or electric-type driving methods to lift the user up. The user cannot immediately know the height of the lift, and the operation is more complicated. The user needs to use it many times to get used to it; The invention combines the gear and rack lifting mechanism, and the pure mechanism actuation method does not need to use additional spring force or motor power, allowing the user to control the height of the seat cushion according to the amount of force applied by the user.

Description

具有輔助站立功能的椅子 Chairs with assisted standing function

本發明係關於一種具有輔助站立功能的椅子。 The invention relates to a chair with the function of assisting standing.

由坐姿起身改為站姿時須以膝蓋為支撐點並使用大腿的力量將上半身抬起。 When getting up from a sitting position to a standing position, use your knees as a support point and use your thighs to lift your upper body.

老年人因關節退化肌力不足或是患者膝蓋受傷無法施力,從坐姿要起身改為站姿時多以輔具輔助站立,故今有中華民國專利公告號M506530「起身椅裝置結構」是使用馬達作為動力來源搭配複數連桿,進而改變座墊與椅背的位置,讓使用者容易起身站立,或是有美國專利公告號US05316370A「Seat assist」是使用彈簧作為動力來源,使座墊抬升改變角度,輔助使用者起身站立。但此類輔具無法讓使用者決定抬升的位置,且構造複雜,價格昂貴。 Elderly people are unable to apply force due to joint degeneration, lack of muscle strength or knee injury. When changing from a sitting position to a standing position, they often use assistive devices to assist them in standing. Therefore, there is a patent announcement number of the Republic of China M506530 "Standing up chair device structure" which is used The motor is used as a power source with multiple connecting rods to change the position of the seat cushion and the seat back, making it easier for users to stand up, or there is US Patent No. US05316370A "Seat assist" which uses springs as a power source to make the seat cushion lift and change angle, assisting the user to get up and stand. However, this type of assistive device cannot allow the user to determine the lifting position, and the structure is complicated and expensive.

爰此,本發明人為讓使用者能依照自身的施加力量的多寡控制抬升的高度且操作簡單不須使用多次後才能適應,而提出一種具有輔助站立功能的椅子,包含:一椅子本體,有一乘坐部;一坐墊,有一樞接端,該坐墊經由該樞接端可轉動地設置於該乘坐部;一抬升單元,有一驅動件與一傳動件,該驅動件有一活動桿與一導軌,該活動桿有一施力部與一齒條部,該導軌固定於該椅子本體,該活動桿可滑動地設置於該導軌上,該傳動件有一齒輪、一外管與一內管,該齒輪可轉動的設置於該椅子本體且該外管固定於該齒輪上,該內管 可移動地設置於該外管內並樞接於該坐墊並與該樞接端相隔一距離,該活動桿經由該齒條部嚙合於該齒輪,該齒輪的轉動中心延伸方向相同於該坐墊的樞接端中心延伸方向;操作該活動桿作動,使該活動桿帶動該齒輪並驅動該外管帶動該內管可伸縮的轉動,並使該內管驅動該坐墊以該樞接端為旋轉中心,向該椅子本體的上方抬升一角度。 Therefore, the inventor proposes a chair with the function of assisting standing in order to allow the user to control the height of the lift according to the amount of force applied by the user, and the operation is simple and does not need to be used many times before getting used to it. The chair includes: a chair body, a The seating part; a seat cushion with a pivot end through which the seat cushion is rotatably arranged on the seat part; a lifting unit with a driving part and a transmission part, the driving part has a movable rod and a guide rail, the The movable rod has a force application part and a rack part, the guide rail is fixed on the chair body, the movable rod is slidably arranged on the guide rail, the transmission part has a gear, an outer tube and an inner tube, and the gear can rotate is set on the chair body and the outer tube is fixed on the gear, the inner tube It is movably arranged in the outer tube and is pivotally connected to the seat cushion at a distance from the pivot end. The movable rod is engaged with the gear through the rack part, and the rotation center of the gear extends in the same direction as that of the seat cushion. The extension direction of the pivot end center; operate the movable rod to drive the gear and drive the outer tube to drive the inner tube to rotate telescopically, and make the inner tube drive the seat cushion with the pivot end as the center of rotation , lift an angle to the top of the chair body.

進一步,該導軌有複數定位槽,每一定位槽相隔一距離並設置在該導軌延伸方向上,有一把手設置於該施力部;操作該把手推動該活動桿,使該活動桿能在該導軌的延伸方向上移動,並能將該把手卡固於前述定位槽的其中一定位槽,以固定該坐墊在抬升的位置。 Further, the guide rail has a plurality of positioning grooves, each positioning groove is separated by a distance and arranged in the extending direction of the guide rail, and a handle is arranged on the force application part; the handle is operated to push the movable rod, so that the movable rod can be positioned on the guide rail. Move in the extending direction, and the handle can be fixed in one of the positioning grooves of the aforementioned positioning grooves, so as to fix the seat cushion in the raised position.

進一步,該坐墊有一支撐端,該支撐端有延伸一支撐桿,該樞接端位於該坐墊的前端,該支撐端位於該坐墊的後端,該傳動件樞接於該支撐桿。 Further, the cushion has a support end, and a support rod extends from the support end, the pivot end is located at the front end of the cushion, the support end is located at the rear end of the cushion, and the transmission member is pivotally connected to the support rod.

進一步,該椅子本體有一凹部,該坐墊經由該支撐桿設置於該凹部。 Further, the chair body has a recess, and the seat cushion is arranged in the recess via the support rod.

根據上述技術特徵可達成以下功效: According to the above-mentioned technical features, the following effects can be achieved:

1.可輔助使用者由坐姿起身改為站立姿勢。 1. It can assist the user to get up from a sitting position to a standing position.

2.能依照使用者施加力量的多寡控制抬升的高度。 2. The lifting height can be controlled according to the amount of force exerted by the user.

3.構造簡單,不須使用額外的驅動動力。 3. The structure is simple and no additional driving power is required.

1:椅子本體 1: chair body

11:乘坐部 11: Riding Department

12:凹部 12: Concave

2:坐墊 2: Cushion

21:樞接端 21: Pivot end

22:支撐端 22: Support end

221:支撐桿 221: support rod

3:抬升單元 3: Lifting unit

31:驅動件 31: Driver

311:活動桿 311: movable rod

3111:施力部 3111: Force Ministry

3112:齒條部 3112: Rack part

312:導軌 312: guide rail

3121:定位槽 3121: positioning slot

313:把手 313: handle

32:傳動件 32: Transmission parts

321:齒輪 321: gear

322:外管 322: outer tube

323:內管 323: inner tube

A1:樞接端的轉動中心 A1: The center of rotation of the pivoted end

A2:傳動件的轉動中心 A2: The center of rotation of the transmission member

[第一圖]係本發明具有輔助站立功能的椅子之立體示意圖。 [The first figure] is a three-dimensional schematic diagram of the chair with the function of assisting standing in accordance with the present invention.

[第二圖]係本發明具有輔助站立功能的椅子之側視圖。 [The second figure] is a side view of the chair with the function of assisting standing of the present invention.

[第三圖]係本發明具有輔助站立功能的椅子之將活動桿透過把手固定於導軌的定位槽之局部示意圖。 [The third figure] is a partial schematic view of the chair with the standing aid function of the present invention, where the movable rod is fixed to the positioning groove of the guide rail through the handle.

[第三A圖]係本發明具有輔助站立功能的椅子之將活動桿透過把手固定於導軌的定位槽之局部立體示意圖。 [Third Figure A] is a partial three-dimensional schematic diagram of the chair with the standing aid function of the present invention, where the movable rod is fixed to the positioning groove of the guide rail through the handle.

[第四圖]係本發明具有輔助站立功能的椅子之使用者坐在本發明的使用示意圖。 [Figure 4] is a schematic diagram of the user sitting on the chair with the function of assisting standing of the present invention.

[第五圖]係本發明具有輔助站立功能的椅子之使用者移動把手將坐墊抬起,輔助使用者起身站立的作動示意圖。 [Figure 5] is a schematic diagram of the movement of the chair with the function of assisting standing in which the user moves the handle to lift the seat cushion and assist the user to get up and stand.

[第五A圖]係本發明具有輔助站立功能的椅子之使用者移動把手將坐墊抬起,並將把手固定在導軌的定位槽,使坐墊固定在抬升位置的使用示意圖。 [Fifth Figure A] is a schematic diagram of the user moving the handle to lift the seat cushion and fixing the handle to the positioning groove of the guide rail to fix the seat cushion in the raised position of the chair with the standing aid function of the present invention.

[第六圖]係本發明具有輔助站立功能的椅子之使用者由坐姿改為站姿,起身站立在椅子前方的示意圖。 [Figure 6] is a schematic diagram of the user of the chair with the standing aid function of the present invention changing from a sitting position to a standing position, getting up and standing in front of the chair.

綜合上述技術特徵,本發明具有輔助站立功能的椅子的主要功效將可於下述實施例清楚呈現。 Based on the above-mentioned technical features, the main functions of the chair with the standing aid function of the present invention will be clearly presented in the following embodiments.

請參閱第一圖、第二圖及第三圖,本發明具有輔助站立功能的椅子包含一椅子本體1、一坐墊2與一抬升單元3。 Please refer to the first figure, the second figure and the third figure, the chair with the function of assisting standing of the present invention includes a chair body 1 , a seat cushion 2 and a lifting unit 3 .

該椅子本體1有一乘坐部11與一凹部12,該坐墊2有一樞接端21與一支撐端22,該樞接端21位於該坐墊2的前端,該支撐端22位於該坐墊2的後端,該坐墊2經由該樞接端21可轉動地設置於該乘坐部11,該支撐端22有延伸一支撐桿221,該坐墊2經由該支撐桿221設置於該凹部12,該抬升單元3有一驅動件31與一傳動件32,該驅動件31有一活動桿311與一導軌312與一把手313,該活動桿311有一施力部3111,一齒條部3112,該把手313設置於該施力部3111 並垂直於該活動桿311而自該導軌312伸出,該導軌312有複數定位槽3121,每一定位槽3121相隔一距離並設置在該導軌312延伸方向上,該傳動件32有一齒輪321、一外管322與一內管323,該齒輪321可轉動地設置於該椅子本體1且該外管322固定於該齒輪321上,該內管323可移動地設置於該外管322內並樞接於該支撐桿221,該導軌312設置於該椅子本體1,該活動桿311可滑動地設置於該導軌312上並經由該齒條部3112嚙合於該齒輪321,該齒輪321的轉動中心A2延伸方向相同於該坐墊2的樞接端21轉動中心A1延伸方向。 The chair body 1 has a seat portion 11 and a concave portion 12, the seat cushion 2 has a pivot end 21 and a support end 22, the pivot end 21 is located at the front end of the seat cushion 2, and the support end 22 is located at the rear end of the seat cushion 2 The seat cushion 2 is rotatably arranged on the seating part 11 via the pivot end 21, a support rod 221 is extended from the support end 22, the seat cushion 2 is arranged on the recessed part 12 via the support rod 221, and the lifting unit 3 has a The driving part 31 and a transmission part 32, the driving part 31 has a movable rod 311, a guide rail 312 and a handle 313, the movable rod 311 has a force application part 3111, a rack part 3112, the handle 313 is arranged on the force application part 3111 And perpendicular to the movable rod 311 and protruding from the guide rail 312, the guide rail 312 has a plurality of positioning grooves 3121, each positioning groove 3121 is separated by a distance and is arranged on the extending direction of the guide rail 312, the transmission member 32 has a gear 321, An outer tube 322 and an inner tube 323, the gear 321 is rotatably arranged on the chair body 1 and the outer tube 322 is fixed on the gear 321, the inner tube 323 is movably arranged in the outer tube 322 and pivotally Connected to the support rod 221, the guide rail 312 is arranged on the chair body 1, the movable rod 311 is slidably arranged on the guide rail 312 and engaged with the gear 321 via the rack part 3112, and the rotation center A2 of the gear 321 The extension direction is the same as the extension direction of the rotation center A1 of the pivotal end 21 of the seat cushion 2 .

請參閱第三圖、第四圖、第五圖與第六圖,使用者坐在本發明具有輔助站立功能的椅子上要從坐姿起身改為站立姿勢時,使用者藉由手臂的力量向下施加一推力在該把手313要把上半身撐起的同時,會使該把手313沿者該導軌312向該椅子本體1的下方移動而推動該活動桿311,使該活動桿311在該導軌312上向該椅子本體1的下方滑動,連結於該齒輪321的該活動桿311的該齒條部3112會帶動該齒輪321,使該齒輪321旋轉並帶動固定於該齒輪321的該外管322旋轉,旋轉時該內管323會相對該外管322伸縮移動,進而帶動該支撐桿221脫離該凹部12,並使經由該支撐桿221連結於該內管323的該坐墊2以該樞接端21為轉動中心,向該椅子本體1的上方抬升一角度,給予使用者一抬升力量,將坐在該坐墊2上的使用者抬起;藉由手臂的力量將上半身的重量撐起並同時使該坐墊2向使用者的方向抬升一角度,能夠輔助使用者從坐姿起身改為站立姿勢。 Please refer to the third figure, the fourth figure, the fifth figure and the sixth figure. When the user sits on the chair with the function of assisting standing of the present invention and wants to get up from a sitting position to a standing position, the user uses the strength of the arm to go down. Applying a thrust force will make the handle 313 move to the bottom of the chair body 1 along the guide rail 312 when the handle 313 will prop up the upper body, and push the movable rod 311, so that the movable rod 311 is on the guide rail 312 Slide to the bottom of the chair body 1, the rack portion 3112 of the movable rod 311 connected to the gear 321 will drive the gear 321, make the gear 321 rotate and drive the outer tube 322 fixed on the gear 321 to rotate, When rotating, the inner tube 323 will telescopically move relative to the outer tube 322, and then drive the support rod 221 out of the recess 12, and make the seat cushion 2 connected to the inner tube 323 via the support rod 221 take the pivot end 21 as a Rotate the center, lift an angle to the top of the chair body 1, give the user a lifting force, and lift the user sitting on the cushion 2; use the strength of the arm to prop up the weight of the upper body and simultaneously make the cushion 2. Raising an angle toward the user, which can assist the user to get up from a sitting position to a standing position.

請參閱第三圖、第三A圖及第五A圖,使用者在操作該把手313推動該活動桿311在該導軌312上移動時,使該把手313沿著該導軌312移動並轉動該把手313,將該把手313卡固至其中一定位槽3121,使經由該活動桿311驅 動的該坐墊2(請參閱第二圖)固定在抬升的位置,協助使用者在由坐姿起身改為站立姿勢的過程中可以休息靠在固定於抬升位置的該坐墊2(請參閱第二圖)上,待恢復力氣後,再轉動該把手313脫離前述定位槽3121,再一次操作該把手313推動該活動桿311在該導軌312上移動,輔助使用者起身站立。 Please refer to the third figure, the third figure A and the fifth figure A, when the user operates the handle 313 to push the movable rod 311 to move on the guide rail 312, the user makes the handle 313 move along the guide rail 312 and rotate the handle 313, the handle 313 is fastened to one of the positioning grooves 3121, so that the movable rod 311 can be driven The moving cushion 2 (see the second figure) is fixed in the raised position, assisting the user to rest and lean on the seat cushion 2 fixed in the raised position (see the second figure) when changing from a sitting position to a standing position ), after recovering strength, turn the handle 313 to break away from the positioning groove 3121, operate the handle 313 again to push the movable rod 311 to move on the guide rail 312, and assist the user to get up and stand.

請參閱第五圖與第六圖,使用者準備坐在本發明具有輔助站立功能的椅子時,使用者透過該把手313推動該活動桿311(請參閱第三圖),使該坐墊2以該樞接端21為轉動中心,向椅子本體1的上方抬升一角度並接觸使用者的臀部,當使用者在將上半身的重量施加在該坐墊2時,能直接透過該坐墊2推動該把手313的力量得知上半身施加在該坐墊2的重量,並同時操作該把手313透過該活動桿311(請參閱第三圖)控制該坐墊2的角度,讓使用者可以藉由該坐墊2的輔助,由站姿慢慢地坐下在本發明具有輔助站立功能的椅子上。 Please refer to the fifth and sixth figures, when the user is going to sit on the chair with the function of assisting standing in the present invention, the user pushes the movable rod 311 through the handle 313 (see the third figure), so that the cushion 2 The pivotal end 21 is the center of rotation, which lifts up an angle to the top of the chair body 1 and touches the user's buttocks. When the user puts the weight of the upper body on the seat cushion 2, the user can directly push the handle 313 through the seat cushion 2. Know the weight of the upper body applied to the cushion 2, and at the same time operate the handle 313 to control the angle of the cushion 2 through the movable rod 311 (see the third figure), so that the user can use the assistance of the cushion 2. Standing posture sits down slowly on the chair with auxiliary standing function of the present invention.

綜合上述實施例之說明,當可充分瞭解本發明之操作、使用及本發明產生之功效,惟以上所述實施例僅係為本發明之較佳實施例,當不能以此限定本發明實施之範圍,即依本發明申請專利範圍及發明說明內容所作簡單的等效變化與修飾,皆屬本發明涵蓋之範圍內。 Based on the description of the above-mentioned embodiments, it is possible to fully understand the operation of the present invention, use and the effect that the present invention produces, but the above-mentioned embodiments are only preferred embodiments of the present invention, and should not be used to limit the implementation of the present invention. The scope, that is, the simple equivalent changes and modifications made according to the patent scope of the present invention and the content of the description of the invention, all fall within the scope of the present invention.

1:椅子本體 1: chair body

2:坐墊 2: Cushion

3:抬升單元 3: Lifting unit

A1:樞接端的轉動中心 A1: The center of rotation of the pivoted end

A2:傳動件的轉動中心 A2: The center of rotation of the transmission member

Claims (4)

一種具有輔助站立功能的椅子,包含:一椅子本體,有一乘坐部;一坐墊,有一樞接端,該坐墊經由該樞接端可轉動地設置於該乘坐部;一抬升單元,有一驅動件與一傳動件,該驅動件有一活動桿與一導軌,該活動桿有一施力部與一齒條部,該導軌固定於該椅子本體,該活動桿可滑動地設置於該導軌上,該傳動件有一齒輪、一外管與一內管,該齒輪可轉動的設置於該椅子本體且該外管固定於該齒輪上,該內管可移動地設置於該外管內並樞接於該坐墊並與該樞接端相隔一距離,該活動桿經由該齒條部嚙合於該齒輪,該齒輪的轉動中心延伸方向相同於該坐墊的樞接端中心延伸方向;操作該活動桿作動,使該活動桿帶動該齒輪並驅動該外管帶動該內管可伸縮的轉動,並使該內管驅動該坐墊以該樞接端為旋轉中心,向該椅子本體的上方抬升一角度。 A chair with the function of assisting standing, comprising: a chair body with a seat part; a seat cushion with a pivot end, the seat cushion is rotatably arranged on the seat part through the pivot end; a lifting unit with a driving part and A transmission part, the driving part has a movable rod and a guide rail, the movable rod has a force application part and a rack part, the guide rail is fixed on the chair body, the movable rod is slidably arranged on the guide rail, the transmission part There is a gear, an outer tube and an inner tube, the gear is rotatably arranged on the chair body and the outer tube is fixed on the gear, the inner tube is movably arranged in the outer tube and pivotally connected to the seat cushion and At a distance from the pivot end, the movable rod engages with the gear through the rack portion, and the extension direction of the rotation center of the gear is the same as the extension direction of the center of the pivot end of the seat cushion; the movable rod is operated to make the movable The rod drives the gear and drives the outer tube to drive the inner tube to rotate telescopically, and the inner tube drives the seat cushion to lift an angle above the chair body with the pivot end as the center of rotation. 如請求項1之具有輔助站立功能的椅子,其中,該導軌有複數定位槽,每一定位槽相隔一距離並設置在該導軌延伸方向上,有一把手設置於該施力部;操作該把手推動該活動桿,使該活動桿能在該導軌的延伸方向上移動,並能將該把手卡固於前述定位槽的其中一定位槽,以固定該坐墊在抬升的位置。 The chair with the function of assisting standing as in claim 1, wherein the guide rail has a plurality of positioning grooves, each positioning groove is separated by a distance and arranged in the extending direction of the guide rail, and a handle is arranged on the force applying part; operate the handle to push the The movable rod enables the movable rod to move in the extending direction of the guide rail, and can fasten the handle to one of the positioning grooves, so as to fix the seat cushion in the raised position. 如請求項1之具有輔助站立功能的椅子,其中,該坐墊有一支撐端,該支撐端有延伸一支撐桿,該樞接端位於該坐墊的前端,該支撐端位於該坐墊的後端,該傳動件樞接於該支撐桿。 The chair with the function of assisting standing as claimed in claim 1, wherein the cushion has a support end, and a support rod is extended from the support end, the pivot joint is located at the front end of the cushion, and the support end is located at the rear end of the cushion, the The transmission element is pivotally connected to the support rod. 如請求項3之具有輔助站立功能的椅子,其中,該椅子本體有一凹部,該坐墊經由該支撐桿設置於該凹部。 The chair with the function of assisting standing according to claim 3, wherein the chair body has a recess, and the seat cushion is arranged in the recess via the support rod.
TW110135374A 2021-09-23 2021-09-23 Chairs with assisted standing function TWI785813B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200300667A (en) * 2003-02-25 2003-06-16 Tai-Kang Han Intelligent robot nurse
TWM291289U (en) * 2005-09-28 2006-06-01 Yu-Ching Tsai Chair device with stand assisting function
US20150250668A1 (en) * 2012-09-21 2015-09-10 8582106 Canada Ltd Wheelchair equipped with a crane having an extensible module with x-shaped crosses
US20170246060A1 (en) * 2014-09-18 2017-08-31 Motion Concepts L.P. Adjustable Chair
CN112137809A (en) * 2020-09-25 2020-12-29 武汉理工大学 Multifunctional indoor chair for old people

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200300667A (en) * 2003-02-25 2003-06-16 Tai-Kang Han Intelligent robot nurse
TWM291289U (en) * 2005-09-28 2006-06-01 Yu-Ching Tsai Chair device with stand assisting function
US20150250668A1 (en) * 2012-09-21 2015-09-10 8582106 Canada Ltd Wheelchair equipped with a crane having an extensible module with x-shaped crosses
US20170246060A1 (en) * 2014-09-18 2017-08-31 Motion Concepts L.P. Adjustable Chair
CN112137809A (en) * 2020-09-25 2020-12-29 武汉理工大学 Multifunctional indoor chair for old people

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