JP7044359B2 - Work platform - Google Patents

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JP7044359B2
JP7044359B2 JP2018067664A JP2018067664A JP7044359B2 JP 7044359 B2 JP7044359 B2 JP 7044359B2 JP 2018067664 A JP2018067664 A JP 2018067664A JP 2018067664 A JP2018067664 A JP 2018067664A JP 7044359 B2 JP7044359 B2 JP 7044359B2
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door
arm
storage
work vehicle
fixed shaft
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JP2019177757A (en
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智史 松田
貴行 ▲濱▼田
晃一 近藤
菜穂 今城
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Morita Holdings Corp
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Morita Holdings Corp
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  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
  • Vehicle Step Arrangements And Article Storage (AREA)

Description

本発明は、荷台に収納庫を備えて、特に消火作業や救助作業を支援する作業車に関する。 The present invention relates to a work vehicle in which a storage is provided on a loading platform and particularly supports fire extinguishing work and rescue work.

特許文献１及び特許文献２には、運転席を有するキャビンと、荷台とからなり、荷台には収納庫を備え、収納庫を車両後輪の上方に配置し、車両後輪のホイールアーチを形成する側面第１扉が、閉状態では収納庫の少なくとも一部を覆い、開状態ではステップ面となる作業車が開示されている。 Patent Document 1 and Patent Document 2 consist of a cabin having a driver's seat and a loading platform. The loading platform is provided with a storage, and the storage is arranged above the rear wheels of the vehicle to form a wheel arch of the rear wheels of the vehicle. A work vehicle is disclosed in which the first side door covers at least a part of the storage in the closed state and becomes a step surface in the open state.

特開平１０－１００７９６号公報Japanese Unexamined Patent Publication No. 10-100796 特開２００７－１３１０４９号公報Japanese Unexamined Patent Publication No. 2007-131049

特許文献１では、ホイールアーチによって形成される空間がステップ面とならないため、踏面が狭くなってしまう。
特許文献２では、ホイールアーチによって形成される空間を足載せ部材で覆うことでステップ面を広くし、十分な踏面を確保している。
しかし、特許文献２では足載せ部材が収納庫内を移動するため、収納庫内に足載せ部材が移動するための空間を確保しなければならず、収納スペースに影響を与えてしまう。 In Patent Document 1, since the space formed by the wheel arch does not serve as a step surface, the tread surface becomes narrow.
In Patent Document 2, the space formed by the wheel arch is covered with a footrest member to widen the step surface and secure a sufficient tread surface.
However, in Patent Document 2, since the footrest member moves in the storage, it is necessary to secure a space for the footrest member to move in the storage, which affects the storage space.

本発明は、収納庫の収納スペースを狭めることなく、ステップ面を広くし、十分な踏面を確保できる作業車を提供することを目的とする。 An object of the present invention is to provide a work vehicle capable of widening a step surface and securing a sufficient tread surface without narrowing the storage space of the storage.

請求項１記載の本発明の作業車は、運転席を有するキャビン１と、荷台２とからなり、前記荷台２には収納庫３を備え、前記収納庫３を車両後輪４の上方に配置し、前記車両後輪４のホイールアーチ１１ａを形成する側面第１扉１１が、閉状態では前記収納庫３の少なくとも一部を覆い、開状態ではステップ面となる作業車であって、前記側面第１扉１１の上方に側面第２扉１２を有し、前記側面第１扉１１が前記開状態では、前記側面第２扉１２が前記ステップ面に配置され、前記ホイールアーチ１１ａによって形成される空間の少なくとも一部を前記側面第２扉１２が覆うことを特徴とする。
請求項２記載の本発明は、請求項１に記載の作業車において、前記側面第１扉１１が前記開状態では、前記側面第２扉１２の収納庫３側内面が上面となることを特徴とする。
請求項３記載の本発明は、請求項１又は請求項２に記載の作業車において、前記側面第１扉１１が前記閉状態では、前記側面第１扉１１の上端と前記側面第２扉１２の下端とが対向することを特徴とする。
請求項４記載の本発明は、請求項１から請求項３のいずれか１項に記載の作業車において、前記側面第２扉１２の上方に側面第３扉１３を有し、前記側面第１扉１１が前記閉状態で、前記側面第３扉１３が閉状態では、前記側面第２扉１２の上端と前記側面第３扉１３の下端とが対向することを特徴とする。
請求項５記載の本発明は、請求項１から請求項４のいずれか１項に記載の作業車において、前記側面第１扉１１及び前記側面第２扉１２の両側に一対のリンク機構２０を配置し、前記リンク機構２０が、前記収納庫３の下方に位置する第１固定軸２１と、前記第１固定軸２１を支点として回動する第１アーム２２と、前記第１アーム２２とともに前記第１固定軸２１を支点として回動する第２アーム２３と、前記第１固定軸２１よりも上方に位置する第２固定軸２４と、前記第２固定軸２４を支点として回動する第３アーム２５と、一端を前記第２アーム２３に回動自在に連結し、他端を前記第３アーム２５に回動自在に連結する第４アーム２６とを有し、前記側面第１扉１１の下部に前記第１アーム２２を取り付け、前記側面第２扉１２の下部に前記第３アーム２５を取り付けたことを特徴とする。 The work vehicle of the present invention according to claim 1 comprises a cabin 1 having a driver's seat and a loading platform 2. The loading platform 2 is provided with a storage 3 and the storage 3 is arranged above the rear wheel 4 of the vehicle. The side surface first door 11 forming the wheel arch 11a of the vehicle rear wheel 4 is a work vehicle that covers at least a part of the storage 3 in the closed state and serves as a step surface in the open state. The side surface second door 12 is provided above the first door 11, and when the side surface first door 11 is in the open state, the side surface second door 12 is arranged on the step surface and is formed by the wheel arch 11a. The side surface second door 12 covers at least a part of the space.
The present invention according to claim 2 is characterized in that, in the work vehicle according to claim 1, when the side surface first door 11 is in the open state, the inner surface of the side surface second door 12 on the storage 3 side is the upper surface. And.
According to a third aspect of the present invention, in the work vehicle according to the first or second aspect, when the side surface first door 11 is in the closed state, the upper end of the side surface first door 11 and the side surface second door 12 It is characterized in that it faces the lower end of the door.
The present invention according to claim 4 has the side surface third door 13 above the side surface second door 12 in the work vehicle according to any one of claims 1 to 3, and the side surface first. When the door 11 is in the closed state and the side surface third door 13 is in the closed state, the upper end of the side surface second door 12 and the lower end of the side surface third door 13 face each other.
The present invention according to claim 5 has a pair of link mechanisms 20 on both sides of the side surface first door 11 and the side surface second door 12 in the work vehicle according to any one of claims 1 to 4. The link mechanism 20 is arranged together with the first fixed shaft 21 located below the storage 3, the first arm 22 that rotates about the first fixed shaft 21 as a fulcrum, and the first arm 22. A second arm 23 that rotates around the first fixed shaft 21 as a fulcrum, a second fixed shaft 24 that is located above the first fixed shaft 21, and a third that rotates about the second fixed shaft 24 as a fulcrum. It has an arm 25 and a fourth arm 26 having one end rotatably connected to the second arm 23 and the other end rotatably connected to the third arm 25, of the side surface first door 11. The first arm 22 is attached to the lower portion, and the third arm 25 is attached to the lower portion of the side surface second door 12.

本発明の作業車によれば、側面第１扉が開状態では、側面第２扉をステップ面に配置することで、収納庫の収納スペースを狭めることなく、ステップ面を広くし、十分な踏面を確保できる。 According to the work vehicle of the present invention, when the first side door is open, the second side door is arranged on the step surface to widen the step surface without narrowing the storage space of the storage and to provide a sufficient tread surface. Can be secured.

本発明の一実施例による作業車の外観斜視図External perspective view of a work vehicle according to an embodiment of the present invention. 同作業車の要部外観斜視図External perspective view of the main part of the work vehicle 同作業車の側面第１扉及び側面第２扉を動作させるリンク機構を示す要部側面図Side view of the main part showing the link mechanism for operating the side first door and the side second door of the work vehicle.

本発明の第１の実施の形態による作業車は、側面第１扉の上方に側面第２扉を有し、側面第１扉が開状態では、側面第２扉がステップ面に配置され、ホイールアーチによって形成される空間の少なくとも一部を側面第２扉が覆うものである。本実施の形態によれば、側面第１扉が開状態では、側面第２扉をステップ面に配置することで、収納庫の収納スペースを狭めることなく、ステップ面を広くし、十分な踏面を確保できる。 The work vehicle according to the first embodiment of the present invention has a side surface second door above the side surface first door, and when the side surface first door is open, the side surface second door is arranged on a step surface and a wheel. The side second door covers at least a part of the space formed by the arch. According to the present embodiment, when the first side door is open, the second side door is arranged on the step surface to widen the step surface without narrowing the storage space of the storage and to provide a sufficient tread surface. Can be secured.

本発明の第２の実施の形態は、第１の実施の形態による作業車において、側面第１扉が開状態では、側面第２扉の収納庫側内面が上面となるものである。本実施の形態によれば、側面第２扉の収納庫側内面を踏面とすることで、側面第２扉のボディー外面を汚すことがない。 In the second embodiment of the present invention, in the work vehicle according to the first embodiment, when the side surface first door is open, the inner surface of the side surface second door on the storage side is the upper surface. According to the present embodiment, by using the inner surface of the side surface second door on the storage side as the tread surface, the outer surface of the body of the side surface second door is not soiled.

本発明の第３の実施の形態は、第１又は第２の実施の形態による作業車において、側面第１扉が閉状態では、側面第１扉の上端と側面第２扉の下端とが対向するものである。本実施の形態によれば、収納庫は側面第１扉及び側面第２扉で覆われ、側面第１扉及び側面第２扉は収納庫内に入り込まないため、収納庫内の空間を広く利用できる。 According to the third embodiment of the present invention, in the work vehicle according to the first or second embodiment, when the side surface first door is closed, the upper end of the side surface first door and the lower end of the side surface second door face each other. It is something to do. According to the present embodiment, the storage is covered with the side first door and the side second door, and the side first door and the side second door do not enter the storage, so that the space inside the storage is widely used. can.

本発明の第４の実施の形態は、第１から第３の実施の形態による作業車において、側面第２扉の上方に側面第３扉を有し、側面第１扉が閉状態で、側面第３扉が閉状態では、側面第２扉の上端と側面第３扉の下端とが対向するものである。本実施の形態によれば、収納庫は側面第１扉、側面第２扉、及び側面第３扉で覆われ、側面第１扉及び側面第２扉は収納庫内に入り込まないため、収納庫内の空間を広く利用できる。 A fourth embodiment of the present invention is the work vehicle according to the first to third embodiments, in which the side surface third door is provided above the side surface second door, the side surface first door is closed, and the side surface is present. When the third door is closed, the upper end of the second side door and the lower end of the third side door face each other. According to the present embodiment, the storage is covered with the side first door, the side second door, and the side third door, and the side first door and the side second door do not enter the storage, so that the storage is stored. The space inside can be widely used.

本発明の第５の実施の形態は、第１から第４の実施の形態による作業車において、側面第１扉及び側面第２扉の両側に一対のリンク機構を配置し、リンク機構が、収納庫の下方に位置する第１固定軸と、第１固定軸を支点として回動する第１アームと、第１アームとともに第１固定軸を支点として回動する第２アームと、第１固定軸よりも上方に位置する第２固定軸と、第２固定軸を支点として回動する第３アームと、一端を第２アームに回動自在に連結し、他端を第３アームに回動自在に連結する第４アームとを有し、側面第１扉の下部に第１アームを取り付け、側面第２扉の下部に第３アームを取り付けたものである。本実施の形態によれば、側面第１扉の開閉動作とともに側面第２扉の開閉動作を行わせることができる。 In the fifth embodiment of the present invention, in the work vehicle according to the first to fourth embodiments, a pair of link mechanisms are arranged on both sides of the side first door and the side second door, and the link mechanism is housed. A first fixed shaft located below the refrigerator, a first arm that rotates with the first fixed shaft as a fulcrum, a second arm that rotates with the first arm as a fulcrum, and a first fixed shaft. A second fixed shaft located above, a third arm that rotates around the second fixed shaft, and one end are rotatably connected to the second arm, and the other end is rotatably connected to the third arm. The first arm is attached to the lower part of the side surface first door, and the third arm is attached to the lower part of the side surface second door. According to the present embodiment, the opening / closing operation of the side surface first door and the opening / closing operation of the side surface second door can be performed.

以下本発明の一実施例による作業車を説明する。
図１は、本実施例による作業車の外観斜視図であり、図１（ａ）は側面第１扉、側面第２扉、及び側面第３扉が閉状態での同作業車の外観斜視図、図１（ｂ）は側面第１扉、側面第２扉、及び側面第３扉が開状態での同作業車の外観斜視図である。 Hereinafter, a work vehicle according to an embodiment of the present invention will be described.
FIG. 1 is an external perspective view of the work vehicle according to the present embodiment, and FIG. 1 (a) is an external perspective view of the work vehicle with the side surface first door, the side surface second door, and the side surface third door closed. FIG. 1B is an external perspective view of the work vehicle with the side surface first door, the side surface second door, and the side surface third door open.

本実施例による作業車は、運転席を有するキャビン１と、荷台２とからなり、荷台２には収納庫３を備えている。収納庫３は車両後輪４の上方に配置している。
収納庫３の側面は、側面第１扉１１、側面第２扉１２、及び側面第３扉１３で覆われている。
側面第１扉１１には、車両後輪４のホイールアーチ１１ａを形成している。
側面第１扉１１は、閉状態では図１（ａ）に示すように収納庫３の少なくとも一部を覆い、開状態では図１（ｂ）に示すようにステップ面となる。 The work vehicle according to the present embodiment includes a cabin 1 having a driver's seat and a loading platform 2, and the loading platform 2 is provided with a storage 3. The storage 3 is arranged above the rear wheel 4 of the vehicle.
The side surface of the storage 3 is covered with the side surface first door 11, the side surface second door 12, and the side surface third door 13.
A wheel arch 11a of the vehicle rear wheel 4 is formed on the side surface first door 11.
The side surface first door 11 covers at least a part of the storage 3 as shown in FIG. 1 (a) in the closed state, and becomes a step surface as shown in FIG. 1 (b) in the open state.

図２は、本実施例による作業車の要部外観斜視図であり、図２（ａ）は側面第１扉、側面第２扉、及び側面第３扉が閉状態にある要部外観斜視図、図２（ｂ）は側面第１扉及び側面第２扉が開動作の途中状態にある要部外観斜視図、図２（ｃ）は側面第１扉及び側面第２扉が開状態にある要部外観斜視図、図２（ｄ）は側面第１扉、側面第２扉、及び側面第３扉が開状態にある要部外観斜視図である。 FIG. 2 is an external perspective view of a main part of the work vehicle according to the present embodiment, and FIG. 2A is an external perspective view of the main part in which the side surface first door, the side surface second door, and the side surface third door are closed. 2 (b) is an external perspective view of a main part in which the side surface first door and the side surface second door are in the middle of opening operation, and FIG. 2 (c) shows the side surface first door and the side surface second door in the open state. The main part external perspective view, FIG. 2D is the main part external perspective view in which the side surface first door, the side surface second door, and the side surface third door are in the open state.

図２（ａ）に示すように、側面第１扉１１、側面第２扉１２、及び側面第３扉１３が全て閉状態にあるときは、側面第１扉１１の上端と側面第２扉１２の下端とが対向し、側面第２扉１２の上端と側面第３扉１３の下端とが対向し、収納庫３は側面第１扉１１、側面第２扉１２、及び側面第３扉１３で覆われる。このように、側面第１扉１１及び側面第２扉１２は収納庫３内に入り込まないため、収納庫３内の空間を広く利用できる。
図２（ｂ）に示すように、側面第１扉１１が開動作を行うことで、側面第２扉１２は側面第１扉１１とともに開動作を行う。
図２（ｃ）に示すように、側面第１扉１１が開状態では、側面第２扉１２が側面第１扉１１のステップ面に配置され、ホイールアーチ１１ａによって形成される空間の少なくとも一部を側面第２扉１２が覆う。本実施例では、側面第２扉１２は、ホイールアーチ１１ａによって形成される空間を全て覆っている。このように、側面第１扉１１が開状態では、側面第２扉１２を側面第１扉１１のステップ面に配置することで、収納庫３の収納スペースを狭めることなく、ステップ面を広くし、十分な踏面を確保できる。
また、側面第１扉１１が開状態では、側面第２扉１２の収納庫３側内面が上面となる。このように、側面第２扉１２の収納庫３側内面を踏面とすることで、側面第２扉１２のボディー外面を汚すことがない。
図２（ｄ）に示すように、側面第３扉１３を外上方に開き、開状態とすることができる。なお、側面第３扉１３は、シャッター式開閉機構でもよいが、本実施例のように、外上方に開く機構とすることで、収納庫３内の収納スペースを広くすることができる。 As shown in FIG. 2A, when the side surface first door 11, the side surface second door 12, and the side surface third door 13 are all closed, the upper end of the side surface first door 11 and the side surface second door 12 The lower end of the side surface 2 door 12 and the lower end surface of the side surface third door 13 face each other, and the storage 3 is formed by the side surface first door 11, the side surface second door 12, and the side surface third door 13. Be covered. As described above, since the side surface first door 11 and the side surface second door 12 do not enter the storage chamber 3, the space inside the storage cabinet 3 can be widely used.
As shown in FIG. 2B, when the side surface first door 11 opens, the side surface second door 12 opens together with the side surface first door 11.
As shown in FIG. 2C, when the side surface first door 11 is open, the side surface second door 12 is arranged on the step surface of the side surface first door 11, and at least a part of the space formed by the wheel arch 11a. Is covered by the side surface second door 12. In this embodiment, the side surface second door 12 covers the entire space formed by the wheel arch 11a. In this way, when the side surface first door 11 is in the open state, the side surface second door 12 is arranged on the step surface of the side surface first door 11 so that the step surface is widened without narrowing the storage space of the storage 3. , Sufficient tread can be secured.
Further, when the side surface first door 11 is in the open state, the inner surface of the side surface second door 12 on the storage 3 side is the upper surface. In this way, by using the inner surface of the side surface second door 12 on the storage 3 side as the tread surface, the outer surface of the body of the side surface second door 12 is not soiled.
As shown in FIG. 2D, the side surface third door 13 can be opened outward and upward to be in the open state. The side third door 13 may be a shutter-type opening / closing mechanism, but by adopting a mechanism that opens outward and upward as in the present embodiment, the storage space in the storage 3 can be widened.

図３は、本実施例による作業車の側面第１扉及び側面第２扉を動作させるリンク機構を示す要部側面図であり、図３（ａ）は側面第１扉、側面第２扉、及び側面第３扉が閉状態にある要部側面図、図３（ｂ）は側面第１扉及び側面第２扉が開動作の途中状態にある要部側面図、図３（ｃ）は側面第１扉及び側面第２扉が開状態にある要部側面図である。 FIG. 3 is a side view of a main part showing a link mechanism for operating the side surface first door and the side surface second door of the work vehicle according to the present embodiment, and FIG. 3 (a) shows the side surface first door and the side surface second door. 3 (b) is a side view of the main part in which the third side door is closed, FIG. 3 (b) is a side view of the main part in which the first side door and the second side door are in the middle of opening operation, and FIG. 3 (c) is a side view. It is a side view of the main part in which the 1st door and the 2nd side door are open.

側面第１扉１１及び側面第２扉１２の両側には一対のリンク機構２０を配置している。
リンク機構２０は、収納庫３の下方に位置する第１固定軸２１と、第１固定軸２１を支点として回動する第１アーム２２と、第１アーム２２とともに第１固定軸２１を支点として回動する第２アーム２３と、第１固定軸２１よりも上方に位置する第２固定軸２４と、第２固定軸２４を支点として回動する第３アーム２５と、一端を第２アーム２３に回動自在に連結し、他端を第３アーム２５に回動自在に連結する第４アーム２６とを有している。
側面第１扉１１の下部には、第１アーム２２を取り付け、側面第２扉１２の下部には第３アーム２５を取り付けている。
このようなリンク機構２０を設けることで、側面第１扉１１の開閉動作とともに側面第２扉１２の開閉動作を行わせることができる。 A pair of link mechanisms 20 are arranged on both sides of the side surface first door 11 and the side surface second door 12.
The link mechanism 20 has a first fixed shaft 21 located below the storage 3, a first arm 22 that rotates around the first fixed shaft 21, and a first fixed shaft 21 as a fulcrum together with the first arm 22. A rotating second arm 23, a second fixed shaft 24 located above the first fixed shaft 21, a third arm 25 rotating around the second fixed shaft 24 as a fulcrum, and a second arm 23 at one end. It has a fourth arm 26 that is rotatably connected to the third arm 25 and the other end is rotatably connected to the third arm 25.
The first arm 22 is attached to the lower part of the side surface first door 11, and the third arm 25 is attached to the lower part of the side surface second door 12.
By providing such a link mechanism 20, it is possible to perform the opening / closing operation of the side surface first door 11 as well as the opening / closing operation of the side surface second door 12.

本発明は、荷台に扉を有する収納庫を備え、収納庫を車両後輪の上方に配置する各種の作業車に適用できる。 INDUSTRIAL APPLICABILITY The present invention can be applied to various work vehicles in which a storage compartment having a door is provided on the loading platform and the storage compartment is arranged above the rear wheels of the vehicle.

１ キャビン
２ 荷台
３ 収納庫
４ 車両後輪
１１ 側面第１扉
１１ａ ホイールアーチ
１２ 側面第２扉
１３ 側面第３扉
２０ リンク機構
２１ 第１固定軸
２２ 第１アーム
２３ 第２アーム
２４ 第２固定軸
２５ 第３アーム
２６ 第４アーム 1 Cabin 2 Loading platform 3 Storage 4 Vehicle rear wheel 11 Side 1st door 11a Wheel arch 12 Side 2nd door 13 Side 3rd door 20 Link mechanism 21 1st fixed shaft 22 1st arm 23 2nd arm 24 2nd fixed shaft 25 3rd arm 26 4th arm

Claims (5)

運転席を有するキャビンと、荷台とからなり、
前記荷台には収納庫を備え、
前記収納庫を車両後輪の上方に配置し、
前記車両後輪のホイールアーチを形成する側面第１扉が、
閉状態では前記収納庫の少なくとも一部を覆い、
開状態ではステップ面となる
作業車であって、
前記側面第１扉の上方に側面第２扉を有し、
前記側面第１扉が前記開状態では、前記側面第２扉が前記ステップ面に配置され、
前記ホイールアーチによって形成される空間の少なくとも一部を前記側面第２扉が覆う
ことを特徴とする作業車。 It consists of a cabin with a driver's seat and a loading platform.
The loading platform is equipped with a storage
The storage is placed above the rear wheels of the vehicle.
The first side door forming the wheel arch of the rear wheel of the vehicle is
In the closed state, cover at least a part of the storage
It is a work vehicle that becomes a step surface in the open state.
The side surface second door is provided above the side surface first door, and the side surface second door is provided.
When the side surface first door is in the open state, the side surface second door is arranged on the step surface.
A work vehicle characterized in that the side surface second door covers at least a part of the space formed by the wheel arch. 前記側面第１扉が前記開状態では、前記側面第２扉の収納庫側内面が上面となる
ことを特徴とする請求項１に記載の作業車。 The work vehicle according to claim 1, wherein when the side surface first door is in the open state, the inner surface of the side surface second door on the storage side is the upper surface. 前記側面第１扉が前記閉状態では、前記側面第１扉の上端と前記側面第２扉の下端とが対向する
ことを特徴とする請求項１又は請求項２に記載の作業車。 The work vehicle according to claim 1 or 2, wherein when the side surface first door is in the closed state, the upper end of the side surface first door and the lower end of the side surface second door face each other. 前記側面第２扉の上方に側面第３扉を有し、
前記側面第１扉が前記閉状態で、前記側面第３扉が閉状態では、前記側面第２扉の上端と前記側面第３扉の下端とが対向する
ことを特徴とする請求項１から請求項３のいずれか１項に記載の作業車。 It has a side third door above the side second door and has a side third door.
The first aspect of the present invention is claimed from claim 1, wherein the upper end of the side surface second door and the lower end of the side surface third door face each other when the side surface first door is in the closed state and the side surface third door is in the closed state. The work vehicle according to any one of items 3. 前記側面第１扉及び前記側面第２扉の両側に一対のリンク機構を配置し、
前記リンク機構が、
前記収納庫の下方に位置する第１固定軸と、
前記第１固定軸を支点として回動する第１アームと、
前記第１アームとともに前記第１固定軸を支点として回動する第２アームと、
前記第１固定軸よりも上方に位置する第２固定軸と、
前記第２固定軸を支点として回動する第３アームと、
一端を前記第２アームに回動自在に連結し、他端を前記第３アームに回動自在に連結する第４アームと
を有し、
前記側面第１扉の下部に前記第１アームを取り付け、
前記側面第２扉の下部に前記第３アームを取り付けた
ことを特徴とする請求項１から請求項４のいずれか１項に記載の作業車。 A pair of link mechanisms are arranged on both sides of the side surface first door and the side surface second door.
The link mechanism
The first fixed shaft located below the storage,
A first arm that rotates around the first fixed shaft as a fulcrum,
A second arm that rotates with the first arm and the first fixed shaft as a fulcrum,
A second fixed shaft located above the first fixed shaft,
A third arm that rotates around the second fixed shaft as a fulcrum,
It has a fourth arm rotatably connected to the second arm at one end and rotatably connected to the third arm at the other end.
The first arm is attached to the lower part of the side surface first door,
The work vehicle according to any one of claims 1 to 4, wherein the third arm is attached to the lower portion of the side surface second door.
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JP2014128996A (en) 2012-12-28 2014-07-10 Morita Holdings Corp Vehicle with load carrying platform

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JP2001315670A (en) 2000-05-08 2001-11-13 Aichi Corp Working vehicle
JP2005280659A (en) 2004-03-31 2005-10-13 Yoshitani Kikai Seisakusho:Kk Working equipment vehicle
US20060037760A1 (en) 2004-08-20 2006-02-23 Pierce Manufacturing Company Firefighting vehicle
JP2007131049A (en) 2005-11-08 2007-05-31 Morita Corp Step device for vehicle
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