JPH09277933A - Folding cart made of aluminum - Google Patents
Folding cart made of aluminumInfo
- Publication number
- JPH09277933A JPH09277933A JP8118358A JP11835896A JPH09277933A JP H09277933 A JPH09277933 A JP H09277933A JP 8118358 A JP8118358 A JP 8118358A JP 11835896 A JP11835896 A JP 11835896A JP H09277933 A JPH09277933 A JP H09277933A
- Authority
- JP
- Japan
- Prior art keywords
- load
- carrying platform
- rotatable
- mounting frame
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Handcart (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は軽量且つコンパクト
に折り畳めて収納の容易なアルミ製折り畳みリヤカーに
関し、特に積載許容荷重の大きいものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an aluminum folding rear car that is light and compact and can be easily stored, and particularly has a large load capacity.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】従来Ａ
ｌ製の折り畳みリヤカーとしては、図１に示すように、
２本のタイヤ（４）（４）をそれぞれ荷台部側面のＡｌ
合金製角パイプからなるタイヤ取付フレーム（１）
（１）に取付け、図２に示す断面形状のＡｌ合金製押出
材を幅方向に２枚並べた荷台面（５）を幅方向の中央部
で山型に中折れ可能とし、且つその両側縁は該タイヤ取
付フレーム（１）（１）に回動自在に取付けられてい
る。さらに該荷台部の前面及び後面には、コ字状に屈曲
させたＡｌ合金製丸パイプからなり、その一方端（10）
（10）が該タイヤ取付フレーム（１）（１）に固定した
荷台側面を形成する側面杆（２）（２）に設けた図４に
示すような展開時係止部材（８）（８）に着脱自在に係
止され、他方端（11）（11）が該側面杆（２）（２）に
固着した図３に示すような丸杆（６）（６）に挿入され
抜け取れないようにストッパーを設けて取付けられてい
る前部横杆（７）及び後部横杆（９）を設けた。また該
側面杆（２）（２）の前端には左右のハンドル側杆（1
2）（13）の基端を緩挿するハンドル杆用縦杆（14）（1
4）を固着し、さらに該ハンドル側杆（12）（13）の先
端はそれぞれ先端横杆（15）の両端を図５のように蝶ネ
ジ（16）で固定することにより連結した。また荷台前端
部の下方には左右に補助脚杆（17）（17）を突設した。Prior Art and Problems to be Solved by the Invention Conventional A
As a folding rear car made of l, as shown in FIG.
Attach the two tires (4) and (4) to the Al on the side of the cargo bed.
Tire mounting frame made of alloy square pipe (1)
Attached to (1), the load carrying surface (5) having two Al alloy extruded materials having the cross-sectional shape shown in FIG. Is rotatably mounted on the tire mounting frame (1) (1). Further, the front and rear surfaces of the loading platform are made of an Al alloy round pipe bent in a U shape, and one end (10) thereof is provided.
(10) provided on the side rods (2) and (2) forming the side surface of the cargo bed fixed to the tire mounting frame (1) (1), as shown in FIG. It is detachably locked to the side rods (2) and (2) and the other ends (11) and (11) are inserted into the circular rods (6) and (6) as shown in FIG. A front horizontal rod (7) and a rear horizontal rod (9) which are attached with stoppers provided on the rear side are provided. The left and right handlebars (1) are attached to the front ends of the side rods (2) (2).
2) Vertical rod (14) (1) for handle rod that loosely inserts the base end of (13)
4) was fixed, and the ends of the handle side rods (12) and (13) were connected by fixing both ends of the end rods (15) with thumbscrews (16) as shown in FIG. Auxiliary leg rods (17) (17) are provided on the left and right below the front end of the loading platform.
【０００３】このようなリヤカーによれば、図１に示す
ように展開した状態で使用し、これを折り畳むには、図
６のように先ず前部横杆（７）及び後部横杆（９）の一
方端（10）（10）を展開時収納部材（８）（８）から外
して、丸杆（６）（６）に挿入された他方端を中心に回
転し、該一方端（10）（10）を荷台部側面に設けた収納
時係止部材（18）（18）に係止させる。次に先端横杆
（15）の一方のハンドル側杆（12）側の蝶ネジ（16）を
外して該先端横杆（５）を他方のハンドル側杆（13）に
係止させた状態にして、これらハンドル側杆（12）（1
3）を後方に回転する。そして図７のように荷台面
（５）を山型中折りに曲げることにより、２本のタイヤ
（４）（４）と左右の補助脚杆（17）（17）で自立した
状態でしかもハンドル側杆（12）（13）が荷台部側に収
容されて幅を狭く折り畳んだ収納状態のリヤカーが得ら
れる。According to such a rear car, when it is used in the unfolded state as shown in FIG. 1 and is folded, first of all, as shown in FIG. 6, a front lateral rod (7) and a rear lateral rod (9) are used. The one end (10) (10) is removed from the storage member (8) (8) at the time of deployment, and the other end inserted into the circular rod (6) (6) is rotated to rotate the one end (10). The (10) is locked to the storage locking members (18) (18) provided on the side surface of the cargo bed. Next, remove the thumbscrew (16) on one handle side rod (12) side of the tip side rod (15) to bring the tip side rod (5) into the other handle side rod (13). These handle side rods (12) (1
3) Turn backward. Then, as shown in FIG. 7, by bending the loading surface (5) into a mountain-shaped center fold, the two tires (4) (4) and the left and right auxiliary leg rods (17) (17) are self-supporting and handle A rear car in a stowed state in which the side rods (12) (13) are stowed on the side of the cargo bed and the width is narrowly folded is obtained.
【０００４】このような折り畳みリヤカーにおいて、荷
台面を展開したときにはその裏面を支える必要がある
が、従来は図８のように上下方向に山型に折り曲げ可能
なアルミ合金製角パイプからなる上下動荷台支持部材
（20）（21）（22）を図９のようにタイヤ取付フレーム
（１）（１）の長手方向（前後方向）の前部、後部及び
中央部の３箇所にそれぞれ蝶番（23）を用いて回動自在
に設けていた。なお図９中（３）はタイヤを取付ける支
持枠であり、また該支持部材（20）（21）（22）はいず
れも半割れ荷台面（5a）（5b）の裏面に固着している。
このような構造のリヤカーによれば、折り畳みが容易
で、軽量構造のものが得られるが、上記上下動荷台支持
部材だけでは荷台の耐荷重の点で問題であった。In such a foldable rear car, it is necessary to support the rear surface of the loading platform when it is unfolded. Conventionally, as shown in FIG. 8, the vertical movement is made of an aluminum alloy square pipe which can be vertically bent in a mountain shape. As shown in FIG. 9, the luggage carrier support members (20), (21) and (22) are hinged (23) to the tire mounting frame (1) (1) at three positions in the longitudinal direction (front-rear direction), the front part, the rear part and the central part. ) Was used to freely rotate. In FIG. 9, (3) is a supporting frame for mounting the tire, and the supporting members (20), (21) and (22) are fixed to the back surfaces of the half-cracked carrier surfaces (5a) and (5b).
According to the rear car having such a structure, it is possible to easily fold and obtain a lightweight structure, but there is a problem in terms of withstand load of the cargo bed with only the above-described vertical moving bed support member.
【０００５】[0005]
【課題を解決するための手段】本発明はこれに鑑み検討
の結果、積載荷重が大きく、また折り畳んで運搬、収納
する際にも扱い易いアルミ製折り畳みリヤカーを提案す
るものである。DISCLOSURE OF THE INVENTION As a result of studies in view of this, the present invention proposes a folding rear car made of aluminum which has a large load and is easy to handle even when folded, transported and stored.
【０００６】即ち本発明は、荷台部側面の下端のタイヤ
取付フレームに、幅方向の中央部で山型に中折れ自在な
荷台面が回動自在に取付けられ、該荷台部前面及び後面
に一方が着脱自在且つ他方が水平面内で回動自在な前部
横杆及び後部横杆を設け、該荷台部側面の前端にそれぞ
れ左右のハンドル側杆を水平面内で回動自在に設け、こ
れらハンドル側杆の先端同士を着脱自在な横杆で連結
し、さらに荷台前端部下方に補助脚杆を突設してなるア
ルミ製折り畳みリヤカーにおいて、該タイヤ取付フレー
ムの長手方向の少なくとも中央部に、前後方向に折り曲
げ可能な前後動荷台支持部材の両端を回動自在に設け、
且つその近傍のタイヤ取付フレームに上下方向に山型に
折り曲げ可能な上下動荷台支持部材の両端を回動自在に
設けてなり、これら荷台支持部材で平面的に囲まれる形
状が略二等辺三角形であることを特徴とするものであ
り、このときさらにタイヤ取付フレームの中央部に加え
て前部及び後部にも前後動荷台支持部材と上下動荷台支
持部材を設けるのは有効である。That is, according to the present invention, on the tire mounting frame at the lower end of the side surface of the loading platform, a loading platform surface that can be folded in a mountain shape at the center in the width direction is rotatably mounted, and one of the front and rear surfaces of the loading platform is provided. Is provided detachably and the other is rotatable in a horizontal plane, and a front horizontal rod and a rear horizontal rod are provided. Left and right handle side rods are respectively provided in the front end of the side surface of the cargo bed so as to be rotatable in a horizontal plane. In an aluminum folding rear car in which the tip ends of the rods are connected by a detachable horizontal rod, and auxiliary leg rods are further projected below the front end of the loading platform, in the longitudinal direction of at least the center of the tire mounting frame, Both ends of the front and rear loading platform support member that can be bent are rotatably provided,
Further, both ends of a vertically movable bed supporting member which can be bent in a mountain shape in the vertical direction are rotatably provided on a tire mounting frame in the vicinity thereof, and a shape surrounded by these bed supporting members in a plane is a substantially isosceles triangle. In addition to the central portion of the tire mounting frame, it is effective to further provide the front and rear moving bed supporting members and the vertical moving bed supporting member at the front and rear portions.
【０００７】[0007]
【実施例】次に本発明の実施例について説明する。図８
及び図９に示す従来の荷台支持部材の構造を図10のよう
に変更した。即ち従来と同様の図８に示す上下動荷台支
持部材（20）（21）（22）の他に中央部の上下動荷台支
持部材（21）の近傍にアルミ合金製角パイプからなる前
後動荷台支持部材（24）を蝶番（25）（25）を用いて前
後方向に折り曲げ自在に設けた。なおこれを平面的に示
すと図11のように、該前後動荷台支持部材（24）は、リ
ヤカーを折り畳むときに常に後方に山型に折れ曲がるよ
うに、中央部の上下動荷台支持部材（21）とで囲む形状
を二等辺三角形になるように設けた。Next, an embodiment of the present invention will be described. FIG.
The structure of the conventional carrier support member shown in FIG. 9 is changed as shown in FIG. That is, in addition to the vertical moving bed supporting members (20), (21) and (22) shown in FIG. 8 similar to the conventional one, a front and rear moving bed consisting of an aluminum alloy square pipe is provided near the central vertical moving bed supporting member (21). The support member (24) is provided with hinges (25) (25) so as to be freely bendable in the front-rear direction. In a plan view, as shown in FIG. 11, the front and rear moving bed supporting members (24) are arranged so that the vertical moving bed supporting members (21) at the central portion are always bent backward in a mountain shape when the rear car is folded. ) And the shape enclosed by and so that it is an isosceles triangle.
【０００８】このように本発明では荷台面を展開したと
きに、その一部を上下動荷台支持部材（21）と前後動荷
台支持部材（24）の二部材で支持している、しかも平面
的に三角形の面で支えているので耐荷重は大きいものと
なる。As described above, according to the present invention, when the load carrier surface is unfolded, a part thereof is supported by the two members of the vertical motion carrier support member (21) and the front and rear motion carrier support member (24), and is planar. Since it is supported by a triangular surface, the load capacity is large.
【０００９】このような折り畳みリヤカーの全体を示す
と、図12のようにハンドル側杆（12）（13）の先端部を
互いに外側に屈曲させて互いに平行とし、その先端面の
開口に略コ字状の連結横杆（26）の基端部を挿入し、こ
の基端部を蝶ネジ（16）（16）で固定するものがある。
この場合は該連結横杆（26）を取り外して該リヤカーを
折り畳むが、その後この取り外した連結横杆（26）は荷
台部側面にそれぞれ固定されている収納用縦杆（27）
（27）に差し入れておく、こうすることで荷台面が勝手
に展開してしまうのを防ぐことができる。なおこの場
合、上記のハンドル部の構造と、荷台支持部材の構造の
他は前記従来の折り畳みリヤカーと同様の構造である。As shown in FIG. 12, the whole of such a folding rear car is shown in FIG. 12, in which the front end portions of the handle side rods (12) and (13) are bent outwardly to be parallel to each other, and the opening of the front end face is substantially There is one in which the base end portion of a character-shaped connecting horizontal rod (26) is inserted and the base end portion is fixed with thumbscrews (16) (16).
In this case, the connecting horizontal rods (26) are removed and the rear car is folded, and then the removed connecting horizontal rods (26) are fixed to the side faces of the cargo bed.
Insert it in (27), which prevents the cargo bed surface from unintentionally expanding. In this case, except for the structure of the handle portion and the structure of the luggage carrier supporting member, the structure is the same as that of the conventional folding rear car.
【００１０】次に本発明の他の実施態様としては、より
荷台面の広いリヤカーの場合は、タイヤ取付フレームの
前部、中央部及び後部にそれぞれ上下動荷台支持部材と
これに近接して前後動荷台支持部材とを設けた。このよ
うな構成によれば展開した荷台面の全面をこれら二部材
が支持していることになり最大積載荷重をより大きくす
ることが可能となる。Next, as another embodiment of the present invention, in the case of a rear car having a wider loading platform surface, a vertical loading platform supporting member is provided at the front, center and rear of the tire mounting frame, and the front and rear are provided close to this. A loading platform support member is provided. With such a configuration, these two members support the entire surface of the developed bed surface, and the maximum load can be increased.
【００１１】[0011]
【発明の効果】このように本発明によれば、従来に比べ
て折り畳みリヤカーの積載荷重が大きくなり、しかも該
リヤカーの折り畳み時の容易さは従来と変わらないので
多様な用途に使用できるものが得られる等の効果があ
る。As described above, according to the present invention, the loading load of the folding rear car is larger than that of the conventional one, and the ease of folding the rear car is the same as that of the conventional one, so that it can be used for various purposes. There are effects such as being obtained.
【図１】折り畳みリヤカーの一例を示す使用状態の斜視
図である。FIG. 1 is a perspective view of an example of a folding rear car in a use state.
【図２】折り畳みリヤカーの荷台面の部材構造を示す断
面図である。FIG. 2 is a cross-sectional view showing a member structure of a luggage carrier surface of a folding rear car.
【図３】前部及び後部横杆の一端の回動取付部を示す要
部斜視図である。FIG. 3 is a perspective view of an essential part showing a pivotal mounting part at one end of the front and rear horizontal rods.
【図４】同じく他端の係止部を示す要部斜視図である。FIG. 4 is a perspective view of an essential part showing a locking part at the other end.
【図５】ハンドル部先端横杆の取付部を示す要部斜視図
である。FIG. 5 is a perspective view of an essential part showing a mounting part of a handle bar front side rod.
【図６】上記折り畳みリヤカーを折り畳む手順を示す斜
視図である。FIG. 6 is a perspective view showing a procedure for folding the folding rear car.
【図７】上記折り畳みリヤカーを折り畳んだ状態を示す
斜視図である。FIG. 7 is a perspective view showing a state in which the folding rear car is folded.
【図８】荷台面の折り曲げ構造を示す正面図である。FIG. 8 is a front view showing a structure for bending the cargo bed surface.
【図９】同上の平面図である。FIG. 9 is a plan view of the same.
【図１０】本発明に係る荷台支持部材の構造を示す説明
図である。FIG. 10 is an explanatory view showing the structure of the luggage carrier support member according to the present invention.
【図１１】同上の平面図である。FIG. 11 is a plan view of the same.
【図１２】本発明リヤカーの一例を示す斜視図である。FIG. 12 is a perspective view showing an example of the rear car of the present invention.
１ タイヤ取付フレーム ２ 側面杆 ３ タイヤ支持枠 ４ タイヤ ５ 荷台面 ６ 丸杆 ７ 前部横杆 ８ 展開時係止部材 ９ 後部横杆 10 一方端 11 他方端 12 右ハンドル側杆 13 左ハンドル側杆 14 ハンドル杆用縦杆 15 先端横杆 16 蝶ネジ 17 補助脚杆 18 収納時係止部材 20 後部上下動荷台支持部材 21 中央部上下動荷台支持部材 22 前部上下動荷台支持部材 23 蝶番 24 前後動荷台支持部材 25 蝶番 26 連結横杆 27 収納用縦杆 1 Tire mounting frame 2 Side rod 3 Tire support frame 4 Tire 5 Packing surface 6 Round rod 7 Front side rod 8 Front locking rod 9 Rear side rod 10 One end 11 The other end 12 Right handle side rod 13 Left handle side rod 14 Vertical rod for handle rod 15 Tip horizontal rod 16 Thumb screw 17 Auxiliary leg rod 18 Locking member for storage 20 Rear vertical movement platform support member 21 Center vertical movement platform support member 22 Front vertical movement platform support member 23 Hinge 24 Front and rear Moving platform support member 25 Hinge 26 Connecting horizontal rod 27 Vertical rod for storage
Claims (2)
に、幅方向の中央部で山型に中折れ自在な荷台面が回動
自在に取付けられ、該荷台部前面及び後面に一方が着脱
自在且つ他方が水平面内で回動自在な前部横杆及び後部
横杆を設け、該荷台部側面の前端にそれぞれ左右のハン
ドル側杆を水平面内で回動自在に設け、これらハンドル
側杆の先端同士を着脱自在な横杆で連結し、さらに荷台
前端部下方に補助脚杆を突設してなるアルミ製折り畳み
リヤカーにおいて、該タイヤ取付フレームの長手方向の
少なくとも中央部に、前後方向に折り曲げ可能な前後動
荷台支持部材の両端を回動自在に設け、且つその近傍の
タイヤ取付フレームに上下方向に山型に折り曲げ可能な
上下動荷台支持部材の両端を回動自在に設けてなり、こ
れら荷台支持部材で平面的に囲まれる形状が略二等辺三
角形であることを特徴とするアルミ製折り畳みリヤカ
ー。1. A tire mounting frame at the lower end of the side surface of the carrier is rotatably mounted with a carrier surface that can be folded into a mountain shape at the center in the width direction, and one of the front and rear surfaces of the carrier is removable. The other side is provided with a front horizontal rod and a rear horizontal rod that are rotatable in a horizontal plane, and left and right handle side rods are respectively provided at the front ends of the side surfaces of the cargo bed so as to be rotatable in the horizontal plane, and the tips of these handle side rods are provided. In an aluminum folding rear car in which the two are connected by a detachable horizontal rod, and an auxiliary leg rod is projected below the front end of the loading platform, the tire mounting frame can be bent in the longitudinal direction at least at the center in the longitudinal direction. The front and rear moving bed supporting members are rotatably provided at both ends, and both ends of the vertical moving bed supporting member which is vertically foldable in a mountain shape are rotatably provided on the tire mounting frame in the vicinity thereof. With support member A folding rear car made of aluminum, characterized in that the shape surrounded by a plane is an isosceles triangle.
部及び後部にも前後動荷台支持部材と上下動荷台支持部
材を設けた請求項１記載のアルミ製折り畳みリヤカー。2. The folding rear car made of aluminum according to claim 1, further comprising a front and rear moving bed supporting member and an up and down moving bed supporting member provided at the front and rear portions in addition to the central portion of the tire mounting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11835896A JP3585641B2 (en) | 1996-04-16 | 1996-04-16 | Aluminum folding rear car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11835896A JP3585641B2 (en) | 1996-04-16 | 1996-04-16 | Aluminum folding rear car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09277933A true JPH09277933A (en) | 1997-10-28 |
| JP3585641B2 JP3585641B2 (en) | 2004-11-04 |
Family
ID=14734736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11835896A Expired - Lifetime JP3585641B2 (en) | 1996-04-16 | 1996-04-16 | Aluminum folding rear car |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3585641B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4542199B1 (en) * | 2009-11-05 | 2010-09-08 | 有限会社中沢製作所 | Rear car |
| JP2015047174A (en) * | 2013-08-29 | 2015-03-16 | 株式会社東芝 | Movable type x-ray diagnostic apparatus |
| JP2018161961A (en) * | 2017-03-25 | 2018-10-18 | 有限会社トラッド | Foldable delivery vehicle and foldable delivery three-wheeled vehicle |
| JP6419384B1 (en) * | 2018-09-10 | 2018-11-07 | 有限会社新興製作所 | Panel assembly type rear car |
| EP3820768A4 (en) * | 2018-07-13 | 2022-04-20 | Thor Hushovd AS | Foldable bicycle trailer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3009847U (en) * | 1994-10-04 | 1995-04-11 | 株式会社内山商会 | Folding rear car handle structure |
| JPH0840275A (en) * | 1994-08-03 | 1996-02-13 | Uchiyama Shokai:Kk | Collapsible bicycle cart |
| JPH0939796A (en) * | 1995-07-27 | 1997-02-10 | Motohiro Seisakusho:Kk | Two-wheeled cart type carrying vehicle |
| JPH0966834A (en) * | 1995-08-31 | 1997-03-11 | Motohiro Seisakusho:Kk | Rear car type carrier car |
-
1996
- 1996-04-16 JP JP11835896A patent/JP3585641B2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0840275A (en) * | 1994-08-03 | 1996-02-13 | Uchiyama Shokai:Kk | Collapsible bicycle cart |
| JP3009847U (en) * | 1994-10-04 | 1995-04-11 | 株式会社内山商会 | Folding rear car handle structure |
| JPH0939796A (en) * | 1995-07-27 | 1997-02-10 | Motohiro Seisakusho:Kk | Two-wheeled cart type carrying vehicle |
| JPH0966834A (en) * | 1995-08-31 | 1997-03-11 | Motohiro Seisakusho:Kk | Rear car type carrier car |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4542199B1 (en) * | 2009-11-05 | 2010-09-08 | 有限会社中沢製作所 | Rear car |
| JP2011098641A (en) * | 2009-11-05 | 2011-05-19 | Nakazawa Seisakusho:Kk | Two-wheeled cart |
| JP2015047174A (en) * | 2013-08-29 | 2015-03-16 | 株式会社東芝 | Movable type x-ray diagnostic apparatus |
| JP2018161961A (en) * | 2017-03-25 | 2018-10-18 | 有限会社トラッド | Foldable delivery vehicle and foldable delivery three-wheeled vehicle |
| EP3820768A4 (en) * | 2018-07-13 | 2022-04-20 | Thor Hushovd AS | Foldable bicycle trailer |
| JP6419384B1 (en) * | 2018-09-10 | 2018-11-07 | 有限会社新興製作所 | Panel assembly type rear car |
| JP2020040473A (en) * | 2018-09-10 | 2020-03-19 | 有限会社新興製作所 | Panel assembly type carrier car |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3585641B2 (en) | 2004-11-04 |
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