JPH0164599U

JPH0164599U -

Info

Publication number: JPH0164599U
Application number: JP1987159764U
Authority: JP
Priority date: 1987-10-19
Filing date: 1987-10-19
Publication date: 1989-04-25

Description

[Brief explanation of the drawing]

第１図は本案脚立の斜視図、第２図旧来脚立の
斜視図、第３図第１図の側面図、第４図は第１図
の上面図、第５図地表との脚の密接過程正面図、
第６図は第５図の説明側面図、第７図第６図と同
様第５図の接地過程説明図。１……加重矢印、２……踏段部、３，４……脚
柱、５……脚柱移動矢印、６……頭部前後脚柱軸
着部、７……キヤスター、８……脚柱移動接点線
図。 Figure 1 is a perspective view of the proposed stepladder, Figure 2 is a perspective view of the conventional stepladder, Figure 3 is a side view of Figure 1, Figure 4 is a top view of Figure 1, Figure 5 is the process of the legs coming into close contact with the ground surface. Front view,
6 is an explanatory side view of FIG. 5, and FIG. 7 is an explanatory diagram of the ground contact process of FIG. 5, similar to FIG. 6. 1... Weighted arrow, 2... Step part, 3, 4... Pillar, 5... Pillar movement arrow, 6... Head front and rear pillar pivot attachment part, 7... Caster, 8... Pillar Moving contact diagram.

補正昭６３．２．１２図面の簡単な説明を次のように補正する。明細書第３頁１９行「第５図地表との脚の密着
過程正面図」とあるを「第５図は脚の移動状態説
明図」と訂正する。明細書第３頁第２０行〜第４頁第１行「第７図
第６図と同様第５図の接地過程説明図」とあるを
「第７図は同、説明平面図である」と訂正する。Amendment February 12, 1981 The brief description of the drawing is amended as follows. Page 3 of the specification, line 19, ``Figure 5 is a front view of the process of the leg coming into close contact with the ground surface'' is corrected to ``Figure 5 is an explanatory diagram of the state of leg movement.'' Page 3, line 20 to page 4, line 1 of the specification, ``Figure 7 is an explanatory diagram of the grounding process in Figure 5, similar to Figure 6'' has been replaced with ``Figure 7 is an explanatory plan view of the same.'' correct.

Claims

[Scope of utility model registration request]

The heads of the front pillars that fix the left and right ends of the steps to each other are pivoted at one place, and the ground contact part of one pillar is equipped with a caster, and the opening with the other pillar is connected with a peg. A device that opens the front and rear legs so that the ground contact part of the four legs is always in close contact with the ground during use.