JPH0375231U - - Google Patents

Info

Publication number
JPH0375231U
JPH0375231U JP13573789U JP13573789U JPH0375231U JP H0375231 U JPH0375231 U JP H0375231U JP 13573789 U JP13573789 U JP 13573789U JP 13573789 U JP13573789 U JP 13573789U JP H0375231 U JPH0375231 U JP H0375231U
Authority
JP
Japan
Prior art keywords
groove
tread
riser
fitted
fixed
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
Application number
JP13573789U
Other languages
Japanese (ja)
Other versions
JPH0711230Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989135737U priority Critical patent/JPH0711230Y2/en
Publication of JPH0375231U publication Critical patent/JPH0375231U/ja
Application granted granted Critical
Publication of JPH0711230Y2 publication Critical patent/JPH0711230Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係る階段構造の組立図で、第
２図はその組立状態の断面図、第３図は蹴込み板
の踏板との嵌合前の状態を示す要部断面図、第４
図は蹴込み板の踏板との嵌合後の状態を示す要部
断面図で、ａは無荷重状態、ｂ荷重状態を示す。
第５図は第１図のＡ方向から見た斜視図で、第６
図は従来の階段構造を示す斜視図である。 １……踏板、２……蹴込み板、３……側板、１
１……鋼板芯材、１２……熱可塑性樹脂、１４，
１７……折り曲げ部、１８……差し込み溝、１９
……切り欠き穴、２２……係合突起。 Fig. 1 is an assembled view of the stair structure according to the present invention, Fig. 2 is a cross-sectional view of the assembled state, Fig. 3 is a cross-sectional view of main parts showing the state before the riser is fitted with the tread, and Fig. 4
The figure is a cross-sectional view of the main part showing the state of the riser after it is fitted with the tread, where a shows the no-load state and b shows the loaded state.
Figure 5 is a perspective view seen from direction A in Figure 1;
The figure is a perspective view showing a conventional staircase structure. 1...Treadboard, 2...Riser board, 3...Side board, 1
1... Steel plate core material, 12... Thermoplastic resin, 14,
17...Bending portion, 18...Insertion groove, 19
...notch hole, 22...engaging protrusion.

Claims (1)

【実用新案登録請求の範囲】 鋼板芯材を有するプラスチツク製階段踏板の手
前側に下向きの、奥側に上向きの溝を形成し、該
溝に蹴込み板を嵌合した階段において、 踏板は両端にて側板に締結固着され、その手前
側および奥側の端部に踏板面とほぼ直角をなし、
差し込み溝が形成される折り曲げ部を形成し、蹴
込み板下端とその踏板奥側溝とが互いに凹凸によ
り嵌合固着されたことを特徴とする階段の構造。[Scope of Claim for Utility Model Registration] In a staircase where a plastic stair tread with a steel plate core has a downward groove on the front side and an upward groove on the back side, and a riser is fitted into the groove, the treads are at both ends. It is fastened and fixed to the side plate at the front and rear ends, making almost a right angle to the tread surface.
A stair structure characterized in that a bent part is formed in which an insertion groove is formed, and a lower end of a riser and a groove on the back side of the tread are fitted and fixed to each other by unevenness.
JP1989135737U 1989-11-22 1989-11-22 Stair structure Expired - Lifetime JPH0711230Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989135737U JPH0711230Y2 (en) 1989-11-22 1989-11-22 Stair structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989135737U JPH0711230Y2 (en) 1989-11-22 1989-11-22 Stair structure

Publications (2)

Publication Number Publication Date
JPH0375231U true JPH0375231U (en) 1991-07-29
JPH0711230Y2 JPH0711230Y2 (en) 1995-03-15

Family

ID=31682984

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989135737U Expired - Lifetime JPH0711230Y2 (en) 1989-11-22 1989-11-22 Stair structure

Country Status (1)

Country Link
JP (1) JPH0711230Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015137515A (en) * 2014-01-24 2015-07-30 東日本旅客鉄道株式会社 staircase structure

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101277933B1 (en) * 2011-08-26 2013-06-27 재단법인 포항산업과학연구원 Assembly stairway structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6232133U (en) * 1985-08-13 1987-02-26
JPH02149035U (en) * 1989-05-22 1990-12-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6232133U (en) * 1985-08-13 1987-02-26
JPH02149035U (en) * 1989-05-22 1990-12-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015137515A (en) * 2014-01-24 2015-07-30 東日本旅客鉄道株式会社 staircase structure

Also Published As

Publication number Publication date
JPH0711230Y2 (en) 1995-03-15

Similar Documents

Publication Publication Date Title
JPH0375231U (en)
JPS5916434Y2 (en) stairs
JPS58100924U (en) stair treads
JPS5916432Y2 (en) stairs
JPS6139785Y2 (en)
JPH02149035U (en)
JPH046438Y2 (en)
JPH0392237U (en)
JPH0542179Y2 (en)
JPH042822U (en)
JPS62115440U (en)
JPH0384334U (en)
JPH0240836U (en)
JPH0347935U (en)
JPS627535U (en)
JPH0347936U (en)
JPH0258528U (en)
JPH0389822U (en)
JPS61115421U (en)
JPH0311737U (en)
JPS5872332U (en) finishing material for stairs
JPS61201427U (en)
JPH0420538U (en)
JPH0393538U (en)
JPH03108155U (en)