JPS6023541U

JPS6023541U - structure of wooden stairs

Info

Publication number: JPS6023541U
Application number: JP11660083U
Authority: JP
Inventors: 金津　陽一郎; 長田　秀夫
Original assignee: 山陽国策パルプ株式会社
Priority date: 1983-07-27
Filing date: 1983-07-27
Publication date: 1985-02-18

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は、木質板を切断して側桁を構成する説明図、第
２図は、踏板の全体斜視図、第３図は、第４図における
Ａ−Ａ線矢視断面図である、第４図は、階段室の側壁に
固定された側桁と踏板を示す一部省略正面図である。１・・・−・・木質板、１１，１２・・・・・・側桁、
１３・・・・・・切断部、１４・・・・・・水平片、２
・・・・・・踏板、２１，２１・・・・・・側端部、３
，３・・・・・・側壁。補正　昭５＆　１０．１？実用新案登録請求の範囲を次のように補正する。Ｏ実用新案登録請求の範囲１１枚の木質板の長手方向略中央を踏板嵌合用切矢部を
形成して、ささら状に切断し一対の側桁を構成し、前記
側桁の切断部を下向きにして階段室の側壁に各々固定す
ると共に、前記切断部の水平片に踏板表面部を当接しか
つ切欠部内に踏板前端部を嵌合した後踏板裏面側より該
踏板を支持片により挾持固定した木製階段の構造。２　前記踏板の両側端部の表面には固定用の切削部を設
けたことを特徴とする実用新案登録請求の範囲第１項記
載の木製階段の構造。３　前記踏板の前端部両側には切欠部を設けたことを特
徴とする実用新案登録請求の範囲第１項記載の木製階段
の構造。FIG. 1 is an explanatory diagram of configuring a stringer by cutting a wooden board, FIG. 2 is an overall perspective view of the tread, and FIG. 3 is a sectional view taken along the line A-A in FIG. 4. FIG. 4 is a partially omitted front view showing the stringers and treads fixed to the side wall of the staircase. 1...- Wooden board, 11, 12... String girder,
13... Cutting part, 14... Horizontal piece, 2
...Treadboard, 21, 21...Side end, 3
, 3... side wall. Correction Showa 5 & 10.1? The scope of claims for utility model registration shall be amended as follows. O Utility Model Registration Claims A pair of side girders are formed by forming a cut arrow part for fitting a tread board at approximately the center in the longitudinal direction of 11 wooden boards, and cutting them into strips to form a pair of side girders, with the cut portions of the side girders facing downward. and fixed to the side wall of the stairwell respectively, and the front end of the tread is fitted into the notch, and the tread is clamped and fixed by support pieces from the back side of the tread after the front end of the tread is in contact with the horizontal piece of the cut portion. structure of stairs. 2. The wooden staircase structure according to claim 1, which is a registered utility model, characterized in that cutting portions for fixing are provided on the surfaces of both end portions of the tread. 3. The wooden staircase structure according to claim 1, wherein cutouts are provided on both sides of the front end of the tread.

Claims

[Claims for Utility Model Registration] A notch for fitting a treadle is formed at approximately the center in the longitudinal direction of 11 wooden boards, and a pair of stringers are formed by cutting them into strips, with the cut portions of the stringers facing downward. At the same time, the front surface of the tread is brought into contact with the horizontal piece of the cut portion, and the rear end of the tread is fitted into the notch, and then the tread is clamped and fixed by the supporting pieces from the back side of the tread. structure of wooden stairs. 2. The structure of a wooden staircase as set forth in claim 1 of the utility model registration, characterized in that cutting portions for fixing are provided on the surfaces of both end portions of the tread. 3. The wooden staircase structure according to claim 1, which is a registered utility model, characterized in that notches are provided on both sides of the rear end of the tread.