JPH0271732U

JPH0271732U -

Info

Publication number: JPH0271732U
Application number: JP15030788U
Authority: JP
Priority date: 1988-11-18
Filing date: 1988-11-18
Publication date: 1990-05-31
Anticipated expiration: 2003-11-18
Also published as: JPH0618963Y2

Description

[Brief explanation of drawings]

第１図乃至第３図は本考案の実施例に関し、第
１図は全体の縦断面図、第２図は第１図における
―線に沿う断面図、第３図ａは中間軸筒の雄
ねじの一部拡大図、同図ｂは支持筒の雌ねじの一
部拡大図、同図ｃは抜け止め手段１０の拡大説明
図、第４図は前回出願の床板支持装置の全体縦断
面図である。１は床板支持装置、２は基台、３は支持筒、５
は中間軸筒、６は床板支持軸、１０，２０は抜け
止め手段、１１，２５は雌ねじ、１２，２６は係
止雌ねじ、１３，２７は低山形雌ねじ、１５，２
１は雄ねじ、１７，２３は浅底形雄ねじである。 Figures 1 to 3 relate to an embodiment of the present invention, in which Figure 1 is a longitudinal sectional view of the whole, Figure 2 is a sectional view taken along the line - in Figure 1, and Figure 3a is a male thread of the intermediate shaft cylinder. Figure b is a partially enlarged view of the internal thread of the support tube, Figure c is an enlarged explanatory view of the retaining means 10, and Figure 4 is an overall vertical sectional view of the floor plate support device of the previous application. . 1 is a floor plate support device, 2 is a base, 3 is a support tube, 5
1 is an intermediate shaft cylinder, 6 is a floor plate support shaft, 10 and 20 are retaining means, 11 and 25 are female threads, 12 and 26 are locking female threads, 13 and 27 are low angle female threads, 15 and 2
1 is a male screw, and 17 and 23 are shallow male screws.

Claims

[Claims for Utility Model Registration] (1) A product comprising a support tube provided on a base that is attached to a floor surface, an intermediate shaft tube that is screwed into the support tube, and a floor plate support shaft that is screwed into the intermediate shaft tube. A floor plate support device, characterized in that slip-off prevention means are provided at each threaded portion between the support tube and the intermediate shaft tube and between the intermediate shaft tube and the floor plate support shaft. (2) The retaining means is a shallow-bottomed male screw with a shallow bottom for the required length of the lower end of each male screw of the intermediate shaft cylinder and floor plate support shaft, and a specified length of the upper end of each female thread of the support cylinder and intermediate shaft cylinder. Claim 1, characterized in that the locking female thread is screwed onto the upper part of the male thread and has a smaller diameter than the thread bottom of the shallow-bottomed male thread, and the remaining thread has a large diameter screw tip to allow the opposing male thread to be screwed in. Floor plate support device.