JPH0435944U

JPH0435944U -

Info

Publication number: JPH0435944U
Application number: JP7849390U
Authority: JP
Priority date: 1990-07-24
Filing date: 1990-07-24
Publication date: 1992-03-25

Description

[Brief explanation of drawings]

第１図ないし第５図は、本考案の実施例図を示
し、第１図のａおよびｂは、台車のフレームの上
面と地上との間に昇降用ステツプを架設した状態
を示す平面図および正面図、また、第２図のａお
よびｂは、フレームの上面に昇降用ステツプを格
納した状態を示す平面図および正面図である。第
３図ないし第５図は、本考案の他の実施例につい
て示し、第３図のａおよびｂは、台車のフレーム
の上面と地上との間に昇降用ステツプを架設した
状態を示す平面図および正面図、第４図のａおよ
びｂは、昇降用ステツプをフレームの側端より張
り出すように回転させた状態を示す平面図および
正面図、また、第５図のａおよびｂは、フレーム
の上面に昇降用ステツプを格納した状態を示す平
面図および正面図である。第６図は、従来のクレ
ーン車の昇降用ステツプを示す側端図である。Ａ……台車、Ｂ……旋回台、Ｅ……運転室、Ｓ
……昇降用ステツプ、Ｓ_１……上端部、Ｓ_２……
下端部、１……フレーム、１ａ……上面、１ｂ…
…側端、２……地上、３……回転サポート部材、
４……ヒンジ、５……軸、６……補助サポート部
材、７，７……スライド部材、８，８……係止部
材、１０，１１……ブラケツト、１０ａ，１１ａ
……穴、１２……ロツクピン。 Figures 1 to 5 show examples of the present invention, and Figures a and b in Figure 1 are plan views showing a state in which the lifting step is installed between the top surface of the frame of the truck and the ground; The front view, and FIGS. 2A and 2B are a plan view and a front view showing a state in which the lifting step is stored on the upper surface of the frame. 3 to 5 show other embodiments of the present invention, and FIGS. 3a and 3b are plan views showing a state in which a lifting step is installed between the upper surface of the frame of the truck and the ground. Figure 4 a and b are a plan view and front view showing a state in which the lifting step is rotated so as to protrude from the side edge of the frame, and Figure 5 a and b are frame views. FIG. 3 is a plan view and a front view showing a state in which a lifting step is stored on the upper surface of the vehicle. FIG. 6 is a side view showing a step for lifting and lowering a conventional mobile crane. A...Dolly, B...Swivel base, E...Driver's cab, S
...Lifting step, _S1 ...Top end, _S2 ...
Lower end, 1...Frame, 1a...Top surface, 1b...
...Side end, 2...Ground, 3...Rotation support member,
4... Hinge, 5... Shaft, 6... Auxiliary support member, 7, 7... Slide member, 8, 8... Locking member, 10, 11... Bracket, 10a, 11a
...Hole, 12...Lock pin.

Claims

[Claims for Utility Model Registration] (1) A rotary support member is rotatably attached to the upper end of the lifting step, this rotating support member is pivotally attached to the upper surface of the frame of a truck, and the lifting step is rotatably attached to the upper end of the lifting step. , a crane vehicle or the like, characterized in that during work, the frame extends from the side end and is installed in an inclined manner between the frame and the ground, and when not in use, it can be placed on the top surface of the frame and stored. Steps for lifting. (2) An auxiliary support member rotatably attached to the upper end of the elevating step and a slide member extending from the auxiliary support member are interposed between the elevating step and the rotating support member. A step for lifting and lowering a crane vehicle, etc. according to claim (1).