TWM249634U - Ascending/descending structure of foot plate for wheelchair - Google Patents

Ascending/descending structure of foot plate for wheelchair Download PDF

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Publication number
TWM249634U
TWM249634U TW92214028U TW92214028U TWM249634U TW M249634 U TWM249634 U TW M249634U TW 92214028 U TW92214028 U TW 92214028U TW 92214028 U TW92214028 U TW 92214028U TW M249634 U TWM249634 U TW M249634U
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TW
Taiwan
Prior art keywords
wheelchair
lifting structure
pedal
inner sleeve
sleeve
Prior art date
Application number
TW92214028U
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Chinese (zh)
Inventor
Ching-Lu Shiu
Original Assignee
Lloyd Linden Inc
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Publication date
Application filed by Lloyd Linden Inc filed Critical Lloyd Linden Inc
Priority to TW92214028U priority Critical patent/TWM249634U/en
Publication of TWM249634U publication Critical patent/TWM249634U/en

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Description

M249634 五、創作說明(1) 新型所屬之技術領域】 於 輪構’特別是關 固目的。 移動作支撐,以達到輪椅穩 【先前技術】 康復是;而得以自理的-種重要 自理生活,甚至能勝任適當的工作,且 鍛煉身:工具外,還可以透過輪椅來 心血管系統的功肉收縮的協調關係,改善 生活的樂趣和信:,’铁二ί】併發症的發生’⑨高他們對 說是很重要的,適當的:輪椅對殘疾者來 同時也炉蟢路广^ 椅可以讓殘疾使用者舒適, 跌落的用者穩定的坐在座位上以避免滑動或是 用型=式:輪椅及立式輪椅之兩 ,的不=輪: = = ί::置使用者要從坐式折換成立式時,其腳踏 持在懸空,:此當=降’即腳踏板之位置就維 離地板太高,造成輪ίί 去腳踏板很容易因腳踏板 ,容易發生危險不穩向前傾斜而使病殘者跌落 第5頁 203? ¥249634 五、創作說明(2) 因此,如何針對上述問題而提 “冓,不僅可改善坐立式輪椅之腳踏板=椅腳踏板升降 ”法自動作升降調整之缺點,以可二:方式之轉換 之女全性,使可解決上述之問題。 病汉者於使用上 【新型内容】 ' 本創作之主要目t 構’其係使坐立式輪椅之腳踏=踏板升降結 自動以達使用上之安全性與的而 右兩:二::二::::對稱設於-輪椅=左 齒輪處係設有—定位轴,主動穿主動 一側之一外套管的一端外側壁所設之一固定輪,主體 位軸穿設定位於外套管於固定孔端所設之 ,猎由定 輪二於外套管内,外套管内係套設有一:套:將 相喃:之内d f卜:2::輪右從動齒輪係與主動“ 設::升降桿’升降桿下端係設有一腳踏板, ::動組與螺旋槽相配合而可作升降;傳動組係 =及設於螺旋槽之鋼珠’連接桿之兩端係分別連ί; 於體左右兩側之兩升降桿;另外,傳動組亦可由哎 銷卷ΐ官t外側壁上之"'滑槽及設於升降桿上端的—傳動 銷替代,傳動銷係穿設於螺旋槽與滑槽内。 傳動 兹為使責審查委員對本創作之結構特徵及所達成之 ι^·ίη 第6頁 M249634 五、創作說明(3) 功效更有進一步之瞭解與認識,謹佐以較佳之實施例 配合詳細之說明,說明如後: 【實施方式】 請參閱第一圖、第二圖、第三圖及第四圖,本創 分別對稱設於坐立式輪椅主體丨〇之左右兩側,每一側係包 括有一主動齒輪12,主動齒輪12係裝設於坐立式輪椅主 10:側之坐墊連桿14的一端,坐墊連桿14於主動齒輪12之 軸線上係设有一定位軸1 6,主動齒輪丨2係穿設於一外套总 2〇 —端外側壁所設之一固定孔22中,並藉由定位軸“穿二 外套管20所設之一定位孔24,而使的坐墊連桿14與外套管 20相結合,並將主動齒輪12定位於外套管2〇内,外套管“ ,裝設固定於輪椅主體10上,外套管2〇内係套設有一内套 管30 〇 内套管30之-端係有一從動齒輪32,從動齒輪以係與 主動齒輪12相嚙和,主動齒輪12與從動齒輪32皆為斜齒輪 ’内套官30之外侧壁係設有螺旋槽34,螺旋槽34内係設有 ,珠36,内套管30之外侧壁於從動齒輪32之下方係設有一 以供套設兩定位件38 ’而外套管2〇兩側相對於定位 之位置係各設有一螺孔26,並藉由螺絲28鎖入迫緊定 位件38而固定内套管30,内套管3〇之外侧另套設有一升降 =4—0 ’升降桿4Q係位於外套州内,升降⑽之底端係設 一:腳踏板42以供病患者使用’此外升降桿4〇係連接設有 一連接桿44,連接桿44之另一端係連接設於主體⑺另 一側之升降桿46。 第7頁 M249634 五、創作說明(4) 請一併參閱第五圖及第六圖, 從第-圖之坐式折換成第五圖之^者將坐立式輪椅 坐墊連桿14,如圖上箭頭所示,^動告=向上旋轉帶動 從動齒輪32使内套管30作順時動旋轉:帶動 時針旋轉時將會迫使位於螺蚪虽内套官30順 降桿4〇與46無法旋轉而僅能向=有連=,使的升 如此即可將腳踏板42放下至 σ圖上則頭所示’ 輪椅從立式折換成坐式時,將:;置艟吏用者將坐立式 動齒輪32作逆時針旋轉,% 疋轉坐墊連桿14帶動從 當位置,•由本丄;:升:上移動至適 上之安全性及方::Γ上;作升降調整,以提高使用 36與連接桿44所構成之傳動主要係藉由鋼珠 爾46可依坐立式輪2: = =:4白以使兩升降 例所述。 兀了由其他不同組件取代,如下一實施 請參閲第七圖及第八闰 .^ 成上述之傳動组,此^/此貫施例係利用不同組件構 2。外側壁上滑例之傳動組係包含有設於外套管 銷48,傳動銷42“設於:::降桿40之上端設有-傳動 2〇之滑槽29内,装餘‘侔套官30之螺旋槽34内與外套管 -—r ]::餘構件皆相同於上-實施例。 折換二:; = :例:使用者欲將坐立式輪椅從坐式 W作動係如圖上箭頭所示,坐墊連 第8頁 2100 ¥249634 五、創作說明(5) 才干1 4向下旋轉時,脾你+ * 使内套管30作逆時針旋轉=而帶動從動齒輪32 迫使位於螺旋槽34内之傳動;4内8 =:時針旋轉時將會 亦位於滑槽29内,而迫且因傳動銷48 轉,如图卜技涵% _ 干僅月匕向上移動而無法旋 署、ΐ ΐ 1 不’如此即可將腳踏板44拉伸至適當位 置:如使用者將坐立式輪椅從坐式折換 β申至 旋轉坐墊連桿1 4帶動從動齒鈐32 # 將白上 桿40向下移動至適當=^ 順%針旋轉,而使升降 墊連::ι1:ί動ίΠί椅腳踏板升降結#,其係藉由坐 m ^ 與從動齒輪32之配合,❿帶動内套 組構件鋼珠36旋轉移= 端之腳踏板42可作“iH 2设於升降桿40與Μ下 之使用方式不同Π;:井板42可依坐立式輪椅 降ΐίΪΪΪ 法隨使用方式之^同而作自動作升 = =性?確保使用者於操作使用上之安全性及提 故本創作實為一具有新穎性、進步 用者’應符合我國專利法專利申;:亡利 新型=:、,鈞局早曰賜至=至感= W者,僅為本創作一較佳實施例而已,並非 第9頁 M249634 五、創作說明(6) 用來限定本創作實施之範圍,故舉凡依本創作申請專利範 圍所述之形狀、構造、特徵及精神所為之均等變化與修飾 ,均應包括於本創作之申請專利範圍内。 【圖號對照說明】 10 輪椅主體 26 螺孔 12 主動齒輪 28 螺絲 14 坐墊連桿 29 滑槽 16 定位軸 30 内套管 20 外套管 32 從動齒輪 22 固定孔 34 螺旋槽 24 定位孔 36 鋼珠 37 環槽 44 連接桿 38 定位件 46 升降桿 40 升降桿 48 傳動銷 42 腳踏板M249634 V. Creative Instructions (1) The technical field of the new type] For wheel structure ', especially for solid purpose. Mobility as a support to achieve wheelchair stability [Previous technology] Rehabilitation is; and being able to take care of itself-an important self-care life, can even be competent for proper work, and exercise the body: In addition to tools, you can also use the wheelchair to work on the cardiovascular system The shrinking coordination relationship improves the joy of life and believes that, "Iron Er] complications occur" They are very important to talk about, appropriate: wheelchairs are also suitable for people with disabilities. Chairs can let Disabled users are comfortable. Falling users can sit on the seat stably to avoid sliding or using = type: two types of wheelchairs and vertical wheelchairs. No = wheel: = = ί :: Set the user to be seated. When the conversion is established, the pedals are held in suspension: this time = down ', that is, the position of the pedals is too high from the floor, causing the wheels to go to the pedals. It is easy for the pedals to be dangerous. Unsteady forward leaning causes the sick person to fall Page 203? ¥ 249634 V. Creation instructions (2) Therefore, how to address the above problems, “冓, can not only improve the pedals of the wheelchairs = chair feet "Pedal lifting" method for automatic lifting adjustment To be two: women full of the conversion of the way, so that it can solve the above problems. The use of the sick person [new content] 'The main purpose of this creation' is to make the pedal of a wheelchair wheelchair = the pedal lifting and lowering automatically to achieve the safety and use of the right two: two :: 2 :::: Symmetrically located at-Wheelchair = Left gear is provided with a-positioning shaft, which actively wears a fixed wheel set on the outer side wall of one end of the outer casing on one side of the active side. Set at the end of the fixed hole, the hunting wheel is located in the outer sleeve, and the outer sleeve is provided with a sleeve: a sleeve: a whistle: inside a df, a 2 :: wheel right driven gear system and an active "set :: lift The lower end of the rod 'elevating rod is provided with a foot pedal: :: Motion group can cooperate with the spiral groove for lifting; Transmission group system = and the two ends of the steel ball' spiral rod connecting rod are respectively connected to the body; The two lifting rods on the left and right sides; in addition, the transmission group can also be replaced by a "slot on the outer wall of the pin roll eunuch t" and a driving pin provided on the upper end of the lifting rod-the driving pin is provided in the spiral groove and In the chute, the transmission is responsible to the review committee for the structural characteristics of this creation and the ^^ Page M249634 V. Creative Instructions (3) Further understanding and understanding of the effect, I would like to provide a better example with detailed description, the description is as follows: [Embodiment] Please refer to the first picture, the second picture, the third Figures and the fourth figure, this invention is located symmetrically on the left and right sides of the main body of the wheelchair, and each side includes a driving gear 12, the driving gear 12 is installed on the side of the main wheelchair 10: One end of the seat cushion link 14, the seat cushion link 14 is provided with a positioning shaft 16 on the axis of the driving gear 12, and the driving gear 2 is passed through a fixing hole 22 provided on the outer side wall of the outer casing 20 And through the positioning shaft "through a positioning hole 24 provided in the two outer sleeves 20, the seat link 14 is combined with the outer sleeve 20, and the driving gear 12 is positioned in the outer sleeve 20, the outer sleeve "It is installed and fixed on the wheelchair body 10, and an inner sleeve 30 is sleeved inside the outer sleeve 20. A driven gear 32 is attached to the end of the inner sleeve 30, and the driven gear is engaged with the driving gear 12. And, the driving gear 12 and the driven gear 32 are both helical gears. A spiral groove 34 is provided, and a bead 36 is provided inside the spiral groove 34. An outer side wall of the inner sleeve 30 is provided below the driven gear 32 to set two positioning members 38 'and an outer sleeve 20 The position relative to the positioning is provided with a screw hole 26 each, and the inner sleeve 30 is fixed by locking the positioning member 38 with a screw 28, and the inner sleeve 30 is provided with a lift = 4-0 'on the outer side. The lifting rod 4Q is located in the outer jacket state. The bottom end of the lifting rod is provided with a foot pedal 42 for the patient's use. In addition, the lifting rod 4 is connected with a connecting rod 44 and the other end of the connecting rod 44 is connected with the connecting device. Lifting lever 46 on the other side of the main body. Page 7 M249634 V. Creative Instructions (4) Please refer to the fifth and sixth figures together, and change from the sitting position in the -figure to the fifth figure. As shown by the arrow on the seat cushion of the wheelchair, as shown in the arrow above, ^ = the upward rotation drives the driven gear 32 to rotate the inner sleeve 30 clockwise: when the clockwise rotation is driven, the The inner sleeve official 30 descending levers 40 and 46 cannot be rotated but can only be moved to = connected =, so that the pedal 42 can be lowered to the σ diagram Shown 'When the wheelchair is converted from a vertical position to a sitting position, the user will place the seated vertical moving gear 32 in a counterclockwise rotation, and the seat link 14 will be driven from the current position by the seat; : Lift: Move up to the upper level of safety and squareness:: ΓUp; make lifting adjustments to improve the use of 36 and the connecting rod 44. The transmission is mainly composed of steel ball 46 can be seated on the vertical wheel 2: = =: 4 white to make two lifting examples as described. It is replaced by other different components, as shown in the following figure. Please refer to the seventh figure and the eighth example. ^ The above-mentioned transmission group is formed. This ^ / this embodiment is constructed using different components 2. The transmission system of the sliding example on the outer wall includes an outer sleeve pin 48 and a transmission pin 42 "set in ::: the lower end of the lower rod 40 is provided with a -drive 20 in a slide groove 29, and the rest is fitted Inside the spiral groove 34 of the 30 and the outer sleeve --- r]: The rest of the components are the same as the above-embodiment. Change two:; =: Example: The user wants to move the sitting wheelchair from the sitting W as shown in the figure. As shown by the arrow above, the seat is even 2100 ¥ 249634 on page 8. V. Creative Instructions (5) Competence 1 4 When rotating downward, the spleen + + makes the inner sleeve 30 rotate counterclockwise = and drives the driven gear 32 to force the Transmission in helical groove 34; 4 in 8 =: The hour hand will also be located in the chute 29, and it is forced and rotated by the transmission pin 48, as shown in the figure below. 、 Ϊ́ ΐ 1 If you do n’t, you can stretch the foot pedal 44 to the proper position: if the user changes the seated wheelchair from a seated seat β to a rotating cushion link 1 4 to drive the driven gear 钤 32 # will The white bar 40 is moved down to the proper position, and the lifting pad is connected to the bottom of the foot to make the lifting pad connected :: ι1: ί 动 ίΠίchair pedal lift knot #, which is achieved by sitting m ^ and the driven gear 3 With the cooperation of 2, the steel ball 36 of the inner set member is driven to rotate and move = the foot pedal 42 at the end can be used as "iH 2 installed under the lifting rod 40 and M. The use method is different; The method of declining is automatically increased with the difference in the use methods. ==? To ensure the user's safety in operation and use of this invention? This creation is truly a novel and progressive user. It should comply with China's patent law patents. Shen ;: The new type of death benefit =: ,, Jun Bureau said earlier that it is given to = to feel = W, is only a preferred embodiment of this creation, not page 9 M249634 V. Creation Instructions (6) is used to limit this The scope of the implementation of the creation, so all changes and modifications of the shape, structure, characteristics and spirit described in the scope of the patent application for this creation shall be included in the scope of the patent application for this creation. [Comparison of drawing number] 10 Wheelchair body 26 Screw hole 12 Driving gear 28 Screw 14 Cushion connecting rod 29 Chute 16 Positioning shaft 30 Inner sleeve 20 Outer sleeve 32 Drive gear 22 Fixing hole 34 Spiral groove 24 Positioning hole 36 Steel ball 37 Ring groove 44 Connecting rod 38 Positioning member 46 Lifting rod 40 Lifting rod 48 Transmission pin 42 Foot pedal

第10頁 M249634 圖式簡單說明 第一圖係本創作之一較佳實施例運用於坐立式輪椅於坐態 之實施狀態圖; 第二圖係本創作之一較佳實施例之組合示意圖; 第三圖係本創作之一較佳實施例之分解示意圖; 第四圖係本創作之一較佳實施例之剖視示意圖; 第五圖係本創作之一較佳實施例運用於坐立式輪椅於立態 之實施狀態圖; 第六圖係本創作之一較佳實施例之作動示意圖; 第七圖係本創作之一另較佳實施例之組合示意圖; 第八圖係本創作之另一較佳實施例之分解示意圖;及 第九圖係本創作之另一較佳實施例之作動示意圖。The M249634 diagram on page 10 is a simple illustration. The first diagram is an implementation state diagram of a preferred embodiment of the present invention applied to a sitting wheelchair in a sitting state. The second diagram is a schematic diagram of a combination of one embodiment of the present invention. The third picture is an exploded view of a preferred embodiment of the present invention; the fourth picture is a cross-sectional view of a preferred embodiment of the present invention; the fifth picture is a preferred embodiment of the present invention applied to a sitting type The implementation diagram of the wheelchair in the standing position; the sixth diagram is a schematic diagram of the action of one of the preferred embodiments of the present invention; the seventh diagram is a schematic diagram of the combination of one of the other preferred embodiments of the present invention; the eighth diagram is another alternative of the present invention An exploded schematic diagram of a preferred embodiment; and a ninth diagram is a schematic diagram of the operation of another preferred embodiment of the present invention.

第11頁Page 11

Claims (1)

一種輪椅腳踏板升降結構, ^ ^ /、係對稱号·於一輪椅主體 之左右兩側,母一側之輪椅 ° ^ • 腳踏板升降結構係包括有 一主動齒輪,其係裝設於該 桿一端; 一外套管,其係設於該輪椅 端外側壁係設有一固定孔 該外套管内; 輪椅主體一側之一坐螫連 主體一側,該外套管之一 ,以供該主動齒輪固定於 一内套管,其係套設於該外套管内,該内套管之一端 係设有一從動齒輪,該從動齒輪係與該主動齒輪相 _ 嚙和,該内套管之外侧壁上係設有螺旋槽,該螺旋 槽内係設有鋼珠;及 一升降桿,其係套設於該内套管外而位於該外套管内 ’該升降桿係設有一連接桿,該連接桿之另一端係 - 與設於該輪椅主體另一側之輪椅腳踏板升降結構的 該升降桿相連接0 · 2 ·如申請專利範圍第1項所述之輪椅腳踏板升降結構, 其中該主動齒輪與該從動齒輪係為斜齒輪。 3 ·如申請專利範圍第1項所述之輪椅腳踏板升降結構, 其中該升降桿之底端係設有腳踏板。 丨· 4 ·如申請專利範圍第1項所述之輪椅腳踏板升降結構, 其中該坐塾連桿於該主動齒輪處係設有一定位軸,以 穿設疋位於該外套管所設之一定位孔’以將該主動齒 輪定位於該外套管内。 ,A wheelchair footrest lifting structure, ^ ^ /, is a symmetric symbol. Wheelchair on the left and right sides of a wheelchair body, the female side ° ^ • The footrest lifting structure includes a driving gear, which is installed in the One end of the rod; an outer sleeve, which is arranged in the outer wall of the wheelchair end, is provided with a fixing hole in the outer sleeve; one side of the wheelchair main body is connected to the main body side, and one of the outer sleeve is used for fixing the driving gear An inner sleeve is sleeved in the outer sleeve, and one end of the inner sleeve is provided with a driven gear, the driven gear system is engaged with the driving gear, and the outer sleeve is on the outer side wall. A spiral groove is provided, and steel balls are arranged in the spiral groove; and a lifting rod is sleeved outside the inner sleeve and is located in the outer sleeve. The lifting rod is provided with a connecting rod, and the connecting rod is provided with another connecting rod. One end is connected to the lifting rod of the wheelchair pedal lifting structure provided on the other side of the wheelchair main body. 0 · 2 · The wheelchair pedal lifting structure according to item 1 of the patent application scope, wherein the driving gear Oblique to the driven gear train Round. 3. The wheelchair footrest lifting structure according to item 1 of the scope of patent application, wherein the bottom end of the lifting rod is provided with a footrest.丨 · 4 · The wheelchair pedal lifting structure according to item 1 of the scope of the patent application, wherein the seat link is provided with a positioning shaft at the driving gear to pass through the seat to one of the outer sleeves. The positioning hole 'is used to position the driving gear in the outer casing. , 2104 第12頁 M249634 六、申請專利範圍 5 ·如由二 甲請專利範圍第1項所述之輪椅腳踏板升降結構, # t該内套管之外側壁於該從動齒輪下方係設有一環 槽’該環槽係設有兩定位件,該外套管之外側壁兩側 相對於兩該定位件之位置係分別設有一螺孔,以供一 6 螺絲鎖入迫緊固定該内套管。 •一種輪椅腳踏板升降結構,其係對稱設於一輪椅主體 之左右兩側,每一側之輪椅腳踏板升降結構係包括有2104 Page 12 M249634 6. Scope of patent application 5 · As described in the first paragraph of the patent application scope of the wheelchair lifting platform, the outer side wall of the inner sleeve is provided below the driven gear A ring groove. The ring groove is provided with two positioning members, and the outer side of the outer tube is provided with a screw hole at two positions opposite to the two positioning members, for a 6-screw lock to tightly fix the inner sleeve. . A wheelchair footrest lifting structure is symmetrically arranged on the left and right sides of a wheelchair body, and the wheelchair footrest lifting structure on each side includes 一主動齒輪,其係裝設於該輪椅主體一側之一坐墊連 桿一端; 一外套管’其係裝設於該輪椅主體一側,該外套管之 一端外側壁係設有一固定孔,以供該主動齒輪固定 於該外套管内,該外套管之外側壁上係設有一滑槽 9 9 一内套管,其係套設於該外套管内,該内套管之一端 係設有一從動齒輪,該從動齒輪係與該主動齒輪相 响和’該内套管之外側壁上係設有螺旋槽;及 升降杯其係套設於該内套管外而位於該外套管内 ,該升降桿之上端係設有一傳動銷,該傳動銷 没於該螺旋槽與該滑槽内。 ’、穿A driving gear is installed at one end of a cushion connecting rod on one side of the wheelchair main body; an outer sleeve is installed on one side of the wheelchair main body; an outer side wall of one end of the outer sleeve is provided with a fixing hole; The driving gear is fixed in the outer casing. A sliding groove 9 9 and an inner sleeve are provided on the outer wall of the outer casing. The inner sleeve is sleeved in the outer casing. One end of the inner casing is provided with a driven gear. The driven gear train interacts with the driving gear and a spiral groove is provided on the outer side wall of the inner sleeve; and a lifting cup is sleeved outside the inner sleeve and is located in the outer sleeve, and the lift rod A transmission pin is arranged on the upper end, and the transmission pin is not in the spiral groove and the sliding groove. ',wear 7 ·如申請專利範圍第6項所述之輪椅腳踏板升降結 其中該主動齒輪與該從動齒輪係為斜齒輪。° ’ 8如申凊專利範圍第6項所述之輪椅腳踏板升降結 其中該升降桿之底端係設有一腳踏板。 ,7 · The wheelchair pedal lifter as described in item 6 of the patent application range, wherein the driving gear and the driven gear train are helical gears. ° ′ 8 The wheelchair foot pedal lifting knot according to item 6 of the patent scope of the application, wherein a foot pedal is provided at the bottom end of the lifting rod. , [249634 六、申請專利範圍 9 ·如申請專利範圍第6項所述之輪椅腳踏板升降結構, 其中該坐塾連桿於該主動齒輪處係設有一定位軸,以 穿設定位於該外套管所設之一定位孔,以將該主動齒 輪定位於該外套管内。 如申請專利範圍第1項所述之輪椅腳踏板升降結構, 其中該内套管之外側壁於該從動齒輪下方係設有一環 槽,該環槽係設有兩定位件,該外套管之外側壁兩側 相對於兩該定位件之位置係分別設有一螺孔,以供一 螺絲鎖入迫緊固定該内套管。 一種輪椅腳踏板升降結構,其係對稱設於一輪椅主體 之左右兩侧,每一側之輪椅腳踏板升降結構係包括有 係裝設於該輪椅主體一側之一坐墊連 裝设於该輪椅主體一側,該外套管之 設有一固定孔,以供該主動齒輪固定 套设於該外套管内,該内套管之一端 齒輪,該從動齒輪係與該主動齒輪相 管之外側壁上係設有螺旋槽;及 ,設於該内套管外而位於該外套管内 藉由一傳動組與該螺旋槽之配合而可 10 11[249634 VI. Scope of patent application 9 · The wheelchair pedal lifting structure described in item 6 of the scope of patent application, wherein the seat link is provided with a positioning shaft at the driving gear to pass through the outer sleeve. A positioning hole is provided to position the driving gear in the outer casing. According to the wheelchair pedal lifting structure described in item 1 of the scope of patent application, wherein an outer side wall of the inner sleeve is provided with a ring groove under the driven gear, the ring groove is provided with two positioning members, and the outer sleeve A screw hole is respectively provided on the two sides of the outer side wall with respect to the two positioning members, so that a screw can be used to fasten the inner sleeve. A wheelchair footrest lifting structure is symmetrically arranged on the left and right sides of a wheelchair main body, and the wheelchair footrest lifting structure on each side includes a seat cushion attached to one side of the wheelchair main body and connected to One side of the wheelchair body is provided with a fixing hole for the outer casing for the driving gear to be fixedly sleeved in the outer casing, one end gear of the inner sleeve, the driven gear train and the outer side wall of the driving gear. The upper part is provided with a spiral groove; and the outer sleeve is provided outside the inner sleeve and is located in the outer sleeve. 有一從動 12 喃和 一升降 ,該 作升 如申請 ,該内套 桿,其係 升降桿係 降。 專利範圍 第11項所述之輪椅腳踏板升降結構There is a follower 12 and a lift, which should be lifted according to the application. The inner sleeve is lifted by the lift lever. Scope of patent The wheelchair pedal lifting structure described in item 11 第14頁 M249634 六、申請專利範圍 其中該傳動組係包括 珠’該連接桿之兩端 兩側的兩該升降桿。 如申請專利範圍第1 1 其中該傳動組係包括 13 14 15 16 17 設於該 如申請 其中該 如申請 其中該 如申請 其中該 穿設定 輪定位 如申請 其中該 槽’該 相對於 螺絲鎖 螺旋槽 專利範 主動齒 專利範 升降桿 專利範 坐塾連 位於該 於該外 專利範 内套管 環槽係 兩該定 入迫緊 與該滑 圍第11 輪與該 圍第11 之底端 圍第11 桿於該 外套管 套管内 圍第11 之外側 設有兩 位件之 固定該 項所述 有設於 上端的 槽内。 項所述 從動齒 項所述 係設有 項所述 主動齒 所設之 之輪椅 該外套 一傳動 腳踏板 管之外 銷,該 腳踏板 斜齒輪 腳踏板 項所述之輪椅腳踏板 壁於該從動齒輪下方 定位件,該外套管之 位置係分別設有一螺 内套管。 升降結構, 係設有一環 外側壁兩側 孔,以供一 之輪椅 輪係為 之輪椅 腳踏板。 之輪椅腳踏板 輪處係設有一 一定位孔 升降結構, 定位軸,以 以將該主動齒 有一連接桿及設於該 係分別連接設於該輪 螺旋槽之鋼 椅主體左右 升降結構, 側壁上之_ 傳動銷係穿 升降結構, 〇 升降結構,Page 14 M249634 VI. Scope of patent application Wherein the transmission system includes two lift rods at both ends of the connecting rod. For example, the scope of patent application 1 1 where the transmission system includes 13 14 15 16 17 is provided in the application where the application applies the application where the application applies where the setting wheel positioning as the application applies where the groove 'the relative to the screw lock spiral groove The patent fan active tooth patent fan lifting rod patent fan seat is located in the outer ring of the casing ring groove system. The fixed pressing and the slide 11th round and the 11th end of the Wai 11 The rod is provided with a two-piece fixing on the outer side of the outer circumference of the outer sleeve of the outer sleeve, and the groove is provided in the upper end. The driven tooth of the item described above is provided with a wheelchair provided by the driving tooth of the item, the jacket has a transmission pedal tube, and the pedal helical gear pedal plate of the wheelchair pedal wall described in the item Under the driven gear, a position of the outer casing is provided with a screw inner sleeve, respectively. The lifting structure is provided with a ring on both sides of the outer side wall for a wheelchair wheel system for a wheelchair pedal. The wheelchair pedal pedal wheel is provided with a positioning hole lifting structure for positioning the shaft so that the driving tooth has a connecting rod and is provided on the left and right lifting structure of the steel chair main body respectively connected to the spiral groove of the wheel. The _ drive pin on the side wall passes through the lifting structure, the lifting structure, ϋ 8?ϋ 8?
TW92214028U 2003-08-01 2003-08-01 Ascending/descending structure of foot plate for wheelchair TWM249634U (en)

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