JPS6353526U

JPS6353526U -

Info

Publication number: JPS6353526U
Application number: JP14189786U
Authority: JP
Priority date: 1986-09-18
Filing date: 1986-09-18
Publication date: 1988-04-11

Description

[Brief explanation of the drawing]

第１図は、本考案による車椅子の好適な実施例
の斜視図、第２図は、第１図の車椅子から分離し
た着脱自在の後部支持フレームをしまい込むため
に折畳んだ状態を示す斜視図、第３図は、座席フ
レームの前部支持フレームに対する傾斜を変化さ
せるのに使用する釈放自在のラツチ機構の一部断
面とする部分正面図、第４図は、第３図の４―４
線上から見た底面図、第５図は、第１図の車椅子
の後部支持フレームと前部支持フレームとの間の
回動自在かつ釈放自在のボール‐ソケツト連結を
示す部分斜視図、第６図は、第２図の後部支持フ
レームの一部をなす補強ブレースの釈放自在の連
結部を示す部分斜視図、第７図は、第１図の車椅
子の主要構成部材の分解斜視図、第８図は、第１
図の車椅子を後部支持フレームから分離して自動
車に乗せた状態を示す側面図、第９図は、車椅子
とこの車椅子に座つた患者を自動車に固定した状
態を示す正面図、第１０図は、後部支持フレーム
の上端を前部支持フレームに連結するのに使用す
るトグルクランプを示す部分斜視図、第１１図は
、第２図に示す実施例よりも大径の車輪を有する
着脱自在の後部支持フレームの例を示す斜視図、
第１２図は、モータ駆動後輪を有する着脱自在の
後部支持フレームの例を示す斜視図である。１…車椅子、２…座席フレーム、３…前部支持
フレーム、４，１２１，１２５…後部支持フレー
ム、５…背部支持管、６…ハンドル、７…底部支
持管、８…横管、９…フツトレスト支持体、１０
…Ｕ字管部分、１１…フツトレスト、１２…ブラ
ケツト、１４…ループ、１５…座席底部、１６，
１８…ブラケツト、１７…座席背部、２１…アー
ム、２２…Ｌ字管、３０…クロス管、３２…前脚
管、３４…キヤスタ組立体、３５…ラツチ機構、
３６…ロツド、３７…溝、４２…案内部材、４４
，８７…ラツチ、４５…内側ブシユ、４９，９５
…カラー、５０…カム、５１…玉軸受、５３…ば
ね、５５…傾斜面、５７…釈放組立体、５８…ベ
イル、６２…取手、６４…ケーブル、６６…ハン
ドレバー、７０，７１…竪支持管、７３，１２２
…後輪、７４…ブレーキ装置、７５…ロツクロツ
ド、７６…カム装置、７８…Ｕ字案内部材、７９
…トグルクランプ、８４…取手、８５…トラニオ
ン、８９…ロツクロツド、９１…支柱、９３，１
００…ボール、９４，９９…ソケツト、９７…補
強ブレース、１０２…スリーブ、１０３…シート
ベルトアンカー、１０４…グロメツト、１０５…
自動車座席、１０６…自動車フロア、１０７…自
動車シートベルト、１０９…ハーネス装置、１１
０…上側ストラツプ、１１９…下側ストラツプ、
１２６…モータ。 FIG. 1 is a perspective view of a preferred embodiment of the wheelchair according to the present invention, and FIG. 2 is a perspective view showing the detachable rear support frame separated from the wheelchair of FIG. 1 in a folded state for storage. , FIG. 3 is a partial front view, partially in section, of a releasable latch mechanism used to vary the inclination of the seat frame relative to the front support frame; FIG.
Figure 5 is a bottom view from above, and Figure 6 is a partial perspective view showing the pivotable and releasable ball-and-socket connection between the rear and front support frames of the wheelchair of Figure 1; 7 is a partial perspective view showing the releasable connection of the reinforcing brace that forms part of the rear support frame of FIG. 2; FIG. 7 is an exploded perspective view of the main components of the wheelchair shown in FIG. 1; FIG. is the first
FIG. 9 is a side view showing the wheelchair separated from the rear support frame and placed in a car; FIG. 9 is a front view showing the wheelchair and the patient seated in the wheelchair fixed to the car; FIG. FIG. 11 is a partial perspective view showing the toggle clamp used to connect the upper end of the rear support frame to the front support frame; FIG. 11 shows a removable rear support having larger diameter wheels than the embodiment shown in FIG. A perspective view showing an example of a frame,
FIG. 12 is a perspective view of an example of a removable rear support frame having a motor-driven rear wheel. DESCRIPTION OF SYMBOLS 1...Wheelchair, 2...Seat frame, 3...Front support frame, 4,121,125...Rear support frame, 5...Back support tube, 6...Handle, 7...Bottom support tube, 8...Horizontal tube, 9...Footrest support, 10
... U-shaped tube part, 11 ... Footrest, 12 ... Bracket, 14 ... Loop, 15 ... Seat bottom, 16,
18... Bracket, 17... Seat back, 21... Arm, 22... L-shaped pipe, 30... Cross pipe, 32... Front leg tube, 34... Caster assembly, 35... Latch mechanism,
36... Rod, 37... Groove, 42... Guide member, 44
,87...Latch, 45...Inner bush, 49,95
...Collar, 50...Cam, 51...Ball bearing, 53...Spring, 55...Slope, 57...Release assembly, 58...Bail, 62...Handle, 64...Cable, 66...Hand lever, 70, 71...Vertical support tube, 73,122
... Rear wheel, 74 ... Brake device, 75 ... Lock rod, 76 ... Cam device, 78 ... U-shaped guide member, 79
...Toggle clamp, 84...Handle, 85...Trunion, 89...Lock rod, 91...Strut, 93,1
00... Ball, 94, 99... Socket, 97... Reinforcement brace, 102... Sleeve, 103... Seat belt anchor, 104... Grommet, 105...
Automobile seat, 106... Automobile floor, 107... Automobile seat belt, 109... Harness device, 11
0...Upper strap, 119...Lower strap,
126...Motor.

Claims

[Claims for Utility Model Registration] 1. A seat frame, a front support frame to which a front wheel is rotatably attached and supported by the front wheel;
a rear support frame to which a rear wheel is rotatably mounted and supported by the rear wheel; the seat frame selectively rotates about a fixed axis to change the inclination state with respect to the front support frame; and a coupling device releasably coupling the rear support frame to the front support frame such that the rear support frame can be selectively attached to and detached from the front support frame, the releasable coupling device including a pivotable coupling device. and is characterized in that the front support frame can selectively rotate on at least two planes with respect to the rear support frame when the pivotable coupling device is connected. wheelchair. 2. The wheelchair according to claim 1, wherein the seat frame has a seat bottom and a seat back. 3. Utility model registration claim 1, characterized in that the seat frame is selectively fixed to the front support frame and includes a latch device that prevents rotation of the seat frame with respect to the front support frame. Wheelchairs as described in section. 4. A utility model characterized in that the latch device includes a latch carried on a rotatable mounting portion of the front support frame and a grooved rod rotatably carried on the seat frame. The wheelchair according to claim 3. 5 the grooved rod passes through the latch;
The wheelchair according to claim 4, which is a registered utility model, characterized in that the seat frame is normally held by this latch to fix the seat frame to the front support frame. 6. The latch device selectively releases the grooved rod from the latch and allows rotation of the seat frame relative to the front support frame to change the inclination of the seat frame. The wheelchair according to claim 5 of the utility model registration claim, characterized in that the wheelchair has the following features: 7. The wheelchair according to claim 1, wherein the pivoting coupling device comprises a ball and a socket. 8. A coupling device releasably connecting the rear support frame to the front support frame includes a toggle carried on the rear support frame for selectively performing cross-dead center clamping between the rear support frame and the front support frame. The wheelchair according to claim 7 of the utility model registration, characterized in that it has a clamp. 9. Claim No. 9 of the utility model registration characterized in that the rear support frame is configured to have a vertical support frame made of a pipe and a brace device whose one end is rotatably connected to the vertical support frame. 8
Wheelchairs as described in section. 10. The brace device is configured to have a strut with the ball at its end, and when the ball is releasably housed in a socket attached to the front support frame, the strut extends forward from the vertical support frame. 7. The wheelchair according to claim 7, which is characterized by having a structure that protrudes from the outside. 11. A utility model characterized in that the bracing device further includes a reinforcing brace projecting diagonally forward from the vertical support frame and releasably connecting to the column near the front end of the column. A wheelchair according to registered claim 10. 12. The wheelchair according to claim 1, wherein the rear support frame has a motor device for driving rear wheels. 13. The wheelchair according to claim 1, wherein the rear wheel is configured to have a handrail that allows the rear wheel to be rotated manually. 14 The seat frame has a seat bottom and a seat back for supporting a person in a seated state, and the front support frame is selectively rotatable from a substantially upright position to successive inclined positions. attached to a front support frame, the front support frame comprising:
The seat frame has a first portion substantially parallel to the seat bottom when the seat frame is in an upright position, and a front leg portion that projects downwardly and forwardly toward the front wheels, the front wheels resting on the floor of the vehicle. The first portion rests on the vehicle seat when the rear support frame is removed, and the coupling device releasably connects the rear support frame to the front support frame, which connects the rear support frame to the front support frame. a first releasably coupled to the first portion;
a releasable coupling device; and a second releasable pivot coupling device for releasably coupling the rear support frame to the front leg portion of the front support frame, when the first releasable coupling device is separated; Said second releasable pivot coupling device connects the front support frame to the rear support frame at least two times.
The wheelchair according to claim 7, characterized in that the wheelchair is configured to be rotatable on two planes. 15 The second releasable pivot coupling device is a ball-
15. The wheelchair according to claim 14, which is characterized by a socket connection. 16 The second releasable pivot coupling device is configured to rotate the front support frame relative to the rear support frame so that the first releasable coupling device can be released and the front support frame can be rotated into the vehicle and placed on the vehicle seat. Utility model registration claim No. 1 characterized in that the utility model is configured as having a turning device that turns the device.
The wheelchair described in item 4. 17. The wheelchair according to claim 14, wherein the seat frame has a pair of loops projecting rearward from the bottom of the seat. 18 The seat frame is configured to have a fixing device for fixing the chair to the automobile using the automobile's seat belt, and this fixing device positions the seat back of the seat frame in front of the back of the automobile seat. A wheelchair according to claim 14, which is a utility model. 19. A rotatable coupling device for pivoting the seat frame about a fixed axis relative to the front support frame, and a latching device for locking the seat frame in a plurality of sequentially tilted positions. A wheelchair according to claim 14 of the patented utility model. 20. The latch device is configured as having a first operating device located at the bottom of the seat and a second operating device adjacent to the top of the seat. wheelchair. 21. The wheelchair according to claim 14, wherein the rear support frame is configured to be foldable so that it can be folded when the rear support frame is removed from the front support frame. 22 The proximal ends of the columns and reinforcing braces are rotatably connected to the vertical tube frame, so that the rear support frame can be folded when the rear support frame is separated from the front support frame. A wheelchair according to claim 19, which is a utility model.