JPS60116454U

JPS60116454U - chair screw mechanism

Info

Publication number: JPS60116454U
Application number: JP427384U
Authority: JP
Inventors: 金子　章二; 健嗣長谷川
Original assignee: 株式会社　吉田製作所
Priority date: 1984-01-18
Filing date: 1984-01-18
Publication date: 1985-08-06

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

図面は本考案の実施例を示すもので第１図は全断面図、
第３図は余圧を加えた場合のネジとナツトの拡大断面図
、第４図はウェーブワッシャーの斜視図、第５図は副ナ
ツトの斜視図であり、第２図は参考図としての従来のネ
ジとナツトの拡大断面図を示したものである。１・・・ネジ軸、２・・・主ナツト、３・・・ナツトホ
ルダー、４・・・副ナツト、５・・・ウェーブワッシャ
ー、６・・・固定ネジ、７・・・回り止めピン、８・・
・溝部（空間部）、９・・・一定の間隔部（空間部）。補正　昭５９．５．８図面の簡単な説明を次のように補正する。明細書の図面の簡単な説明の４頁第３行目より第５行目
１第２図は参考図として従来のネジとナツトの拡大断面
図を示したものである。ヨを削除し、第１行目１第３図
ヨを１第２図ヨに、第２行目１第４図ヨを１第３図ヨに
、第３行目１第５図ヨを１第４図ヨに１斜視図でありヨ
を１斜視図であるヨに夫々訂正する。The drawings show an embodiment of the present invention, and FIG. 1 is a full sectional view;
Figure 3 is an enlarged sectional view of the screw and nut when extra pressure is applied, Figure 4 is a perspective view of the wave washer, Figure 5 is a perspective view of the sub-nut, and Figure 2 is a conventional diagram for reference. Fig. 3 shows an enlarged cross-sectional view of the screw and nut. 1... Screw shaft, 2... Main nut, 3... Nut holder, 4... Sub-nut, 5... Wave washer, 6... Fixing screw, 7... Stopping pin, 8...
-Groove portion (space portion), 9... constant interval portion (space portion). Amendment May 8, 1982 The brief description of the drawing is amended as follows. Figures 1 and 2 of page 4, lines 3 to 5 of the brief description of the drawings in the specification are enlarged cross-sectional views of conventional screws and nuts for reference. Delete yo, change 1st line 1 Figure 3 yo to 1 Figure 2 yo, 2nd line 1 Figure 4 yo to 1 Figure 3 yo, 3rd line 1 Figure 5 yo to 1 In Fig. 4, ``Y'' is a perspective view, and ``Y'' is corrected to ``Y'' is a perspective view.

Claims

[Scope of utility model registration request]

The main nut 2 and the secondary nut 4, which has one or more grooves on the screw shaft 1 and can move freely in the thrust direction by the amount of play between the screw and nut, are held in place by the extra pressure spring 5. A chair screw mechanism characterized by screwing.