JPS63107394U

JPS63107394U -

Info

Publication number: JPS63107394U
Application number: JP20018286U
Authority: JP
Priority date: 1986-12-29
Filing date: 1986-12-29
Publication date: 1988-07-11

Description

[Brief explanation of the drawing]

図面はこの考案の一実施例に関し、第１図、第
２図及び第３図は作業台の詳細な正面図、平面図
及び側面図、第４図は第２図の―線に沿う断
面図、第５図は第２図の―線に沿う断面図、
第６図はこの考案に係る作業床幅寄せ装置を具備
する高所作業車全体の側面図である。１０……高所作業車、１８……ブーム、２５…
…作業床、４０……下枠、４２……上枠、４４…
…作業床面、４８……案内枠（案内手段）、５６
……中間部横部材（案内手段）、５８……伸縮油
圧シリンダ（駆動手段）、６４……テーパ状ロー
ラ（案内手段）、７４……支持用ローラ（案内手
段）、７６……案内フランジ（案内手段）。 The drawings relate to one embodiment of this invention, and FIGS. 1, 2, and 3 are detailed front views, plan views, and side views of the workbench, and FIG. 4 is a sectional view taken along the line - in FIG. 2. , FIG. 5 is a sectional view taken along the line - in FIG. 2,
FIG. 6 is a side view of the entire aerial work vehicle equipped with the work bed width adjustment device according to this invention. 10...Aerial work vehicle, 18...Boom, 25...
...Working floor, 40...Lower frame, 42...Upper frame, 44...
... Working floor surface, 48 ... Guide frame (guiding means), 56
... Intermediate horizontal member (guiding means), 58 ... Telescopic hydraulic cylinder (driving means), 64 ... Tapered roller (guiding means), 74 ... Support roller (guiding means), 76 ... Guide flange ( means of guidance).

Claims

[Claims for Utility Model Registration] (1) A lower frame connected to the tip of the boom, and a lower frame disposed on the upper side of the lower frame so as to be movable horizontally relative to the lower frame. an upper frame supported by the upper frame; a floor surface fixed to the upper frame so as to move integrally with the upper frame; and relative movement of the upper frame with respect to the lower frame in the width direction of the aerial work vehicle. A vehicle for aerial work, comprising: a guide means for guiding the upper frame relative to the vehicle; and a drive means for moving the upper frame relative to the lower frame in the width direction of the vehicle for aerial work. Work floor width adjustment device. (2) The work bed width adjustment device for an aerial work vehicle according to claim 1, wherein the driving means is a telescopic hydraulic cylinder. (3) The utility model characterized in that the telescopic hydraulic cylinder is set so that its length is an intermediate value when the work floor is at a neutral position with respect to the width direction of the aerial work vehicle. A working floor width adjustment device for an aerial work vehicle as set forth in claim 2. (4) The guide means includes a tapered roller rotatably supported on the front and rear ends of either the upper frame or the lower frame, and a tapered roller extending in the width direction of the aerial work vehicle. and a guide member fixed to the front and rear ends of the other of the upper frame and the lower frame, opening inward in the front-rear direction of the aerial work vehicle, and into which the tapered roller is inserted from the opening side. A work bed width adjustment device for an aerial work vehicle as set forth in any one of claims 1 to 3 of the registered utility model claims, characterized in that: (5) The guide means includes a horizontal member fixed to one of the upper frame and the lower frame so as to extend in the width direction of the aerial work vehicle, and one of the upper frame and the lower frame. A support roller that is rotatably supported on the other side and rolls on a surface of the horizontal member, and a plan that is provided on both sides of the support roller in the axial direction to prevent the support roller from coming off the horizontal member. 5. A work bed width adjustment device for an aerial work vehicle according to any one of claims 1 to 4, which is characterized by comprising a flange.